Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 40 files:
- drivers/net/geneve.c, line 617
- net/bridge/netfilter/ebt_dnat.c, line 24
- net/bridge/netfilter/ebt_redirect.c, line 24
- net/bridge/netfilter/ebt_snat.c
- net/core/dev.c
- net/core/filter.c, line 1688
- net/core/skbuff.c
- net/ipv4/icmp.c, line 1053
- net/ipv4/netfilter/arpt_mangle.c, line 20
- net/ipv4/netfilter/ipt_ECN.c
- net/ipv4/netfilter/nf_nat_snmp_basic_main.c, line 189
- net/ipv6/exthdrs.c, line 967
- net/ipv6/ip6_icmp.c, line 33
- net/ipv6/seg6_local.c, line 645
- net/mac80211/tx.c, line 4455
- net/netfilter/ipvs/ip_vs_app.c
- net/netfilter/ipvs/ip_vs_core.c
- net/netfilter/ipvs/ip_vs_ftp.c
- net/netfilter/ipvs/ip_vs_proto_sctp.c
- net/netfilter/ipvs/ip_vs_proto_tcp.c
- net/netfilter/ipvs/ip_vs_proto_udp.c
- net/netfilter/ipvs/ip_vs_xmit.c
- net/netfilter/nf_conntrack_proto_sctp.c, line 309
- net/netfilter/nf_conntrack_seqadj.c
- net/netfilter/nf_flow_table_ip.c
- net/netfilter/nf_nat_helper.c
- net/netfilter/nf_nat_proto.c
- net/netfilter/nf_nat_sip.c, line 309
- net/netfilter/nf_synproxy_core.c, line 202
- net/netfilter/nfnetlink_queue.c, line 1394
- net/netfilter/nft_exthdr.c
- net/netfilter/nft_fwd_netdev.c
- net/netfilter/nft_payload.c
- net/netfilter/xt_DSCP.c
- net/netfilter/xt_HL.c
- net/netfilter/xt_TCPMSS.c, line 89
- net/netfilter/xt_TCPOPTSTRIP.c, line 52
- net/openvswitch/actions.c
- net/sched/act_pedit.c
- net/sched/act_skbmod.c, line 64
Smatch caller information:
net/netfilter/nfnetlink_queue.c nfqnl_mangle() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | write_len | 20-u32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 1 | write_len | 1 |
| DATA_SOURCE | 1 | write_len | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
| USER_PTR | 0 | skb->data | |
| HALF_LOCKED2 | &nft_net->commit_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | global &audit_cmd_mutex.lock | ||
| HALF_LOCKED2 | global &hwsim_phys_lock | ||
| HALF_LOCKED2 | global &rtnl_mutex | ||
| HALF_LOCKED2 | global &rx_queue_mutex | ||
| HALF_LOCKED2 | rcu_read |
net/netfilter/ipvs/ip_vs_app.c app_tcp_pkt_in() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-126976[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/ipvs/ip_vs_app.c app_tcp_pkt_out() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->ipvs_property | 0 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_state | 0-11,13-255 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 1 | write_len | 1 |
| DATA_SOURCE | 0 | skb | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-126976[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | rcu_read |
drivers/net/geneve.c geneve_post_decap_hint() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->_nfct | 0 |
| PARAM_VALUE | 0 | skb->_skb_refdst | 0 |
| PARAM_VALUE | 0 | skb->active_extensions | 0 |
| PARAM_VALUE | 0 | skb->csum_complete_sw | 1 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-3,17,19,34-35,48,51,59,63,204,236,273,511,513,529,547,561,563 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->encapsulation | 0 |
| PARAM_VALUE | 0 | skb->extensions | 0 |
| PARAM_VALUE | 0 | skb->hash | 0 |
| PARAM_VALUE | 0 | skb->ignore_df | 0 |
| PARAM_VALUE | 0 | skb->ip_summed | 0 |
| PARAM_VALUE | 0 | skb->ipvs_property | 0 |
| PARAM_VALUE | 0 | skb->mark | 0 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->nf_trace | 0 |
| PARAM_VALUE | 0 | skb->offload_fwd_mark | 0 |
| PARAM_VALUE | 0 | skb->offload_l3_fwd_mark | 0 |
| PARAM_VALUE | 0 | skb->pkt_type | 0 |
| PARAM_VALUE | 0 | skb->queue_mapping | 0 |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->skb_iif | 0 |
| PARAM_VALUE | 0 | skb->skb_mstamp_ns | 0 |
| PARAM_VALUE | 0 | skb->sw_hash | 0 |
| PARAM_VALUE | 0 | skb->tstamp | 0 |
| PARAM_VALUE | 0 | skb->vlan_all | 0 |
| PARAM_VALUE | 0 | *skb->dev->name | 0-255 |
| PARAM_VALUE | 1 | write_len | 8-263 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb->dev->nd_net.net | 1 |
| DATA_SOURCE | 0 | skb | $1 |
| CONSTRAINT | 0 | skb | <=49 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/bridge/netfilter/ebt_snat.c ebt_snat_tg() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 0 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| HALF_LOCKED2 | &table->lock | ||
| HALF_LOCKED2 | bh |
net/bridge/netfilter/ebt_snat.c ebt_snat_tg() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 14 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | &table->lock | ||
| HALF_LOCKED2 | bh |
net/mac80211/tx.c ieee80211_change_da() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | *skb->data->h_dest | 0-255 |
| PARAM_VALUE | 1 | write_len | 14 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-2147483648[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->next->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->truesize | 0-u32max |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->prev->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &dev->tx_global_lock | ||
| HALF_LOCKED2 | &txq->_xmit_lock | ||
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | flags |
net/bridge/netfilter/ebt_redirect.c ebt_redirect_tg() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 0 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| HALF_LOCKED2 | &table->lock | ||
| HALF_LOCKED2 | bh |
net/core/skbuff.c __skb_vlan_pop() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 18 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb->dev | s32min-(-1),1-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967041[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->truesize | 0-u32max |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->prev->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
net/core/skbuff.c skb_mpls_pop() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->protocol | 34887-34888 |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967041[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/core/skbuff.c skb_mpls_update_lse() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->protocol | 34887-34888 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967041[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/ipv6/ip6_icmp.c icmpv6_ndo_send() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->head | 0-ptr_max |
| PARAM_VALUE | 1 | write_len | 40-2147483687 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb->head | 1 |
| DATA_SOURCE | 0 | skb | $0 [m] |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->next->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->truesize | 0-u32max |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->prev->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | skb->truesize | 0-u32max[c] |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | rcu_read |
net/core/filter.c __bpf_try_make_writable() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | write_len | 0-s32max |
| BUF_SIZE | 0 | skb | (-1),1-s32max |
| BUF_SIZE | 0 | skb | (-1),1-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| DATA_SOURCE | 1 | write_len | $1 |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/ipvs/ip_vs_core.c handle_response() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->ipvs_property | 0 |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_state | 0-11,13-255 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | rcu_read |
net/netfilter/ipvs/ip_vs_core.c handle_response_icmp() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->ipvs_property | 0 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_state | 0-11,13-255 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
net/sched/act_skbmod.c tcf_skbmod_act() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->gen->s.len | 0-s32max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->type | 1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->gen->s.len | 0-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| HALF_LOCKED2 | rcu_read |
net/netfilter/nf_conntrack_seqadj.c nf_ct_sack_adjust() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
| LOCK2 | &ct->lock | ||
| LOCK2 | bh | ||
| HALF_LOCKED2 | rcu_read | ||
| TYPE_LOCK | (struct nf_conn)->lock |
net/netfilter/nf_conntrack_seqadj.c nf_ct_seq_adjust() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967040[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | rcu_read |
net/netfilter/ipvs/ip_vs_xmit.c decrement_ttl() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 40 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-126976[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/ipvs/ip_vs_xmit.c decrement_ttl() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 20 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-126976[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/ipvs/ip_vs_xmit.c ip_vs_icmp_xmit() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/ipvs/ip_vs_xmit.c ip_vs_icmp_xmit_v6() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/ipvs/ip_vs_xmit.c ip_vs_nat_xmit() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 20 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/ipvs/ip_vs_xmit.c ip_vs_nat_xmit_v6() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 40 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/nft_exthdr.c nft_exthdr_tcp_set_eval() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 1 | write_len | 20-65595 |
| NO_OVERFLOW_SIMPLE | 0 | skb->end |
net/netfilter/nft_exthdr.c nft_exthdr_tcp_strip_eval() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 1 | write_len | 20-65595 |
| NO_OVERFLOW_SIMPLE | 0 | skb->end |
net/netfilter/nft_payload.c nft_payload_csum_inet() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| DATA_SOURCE | 0 | skb | $0 |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/nft_payload.c nft_payload_csum_sctp() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->ip_summed | 0-2 |
| PARAM_VALUE | 1 | write_len | 12-65547 |
| DATA_SOURCE | 0 | skb | $0 |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/nft_payload.c nft_payload_l4csum_update() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | write_len | 4-65553 |
| CAPPED_DATA | 1 | write_len | 1 |
| DATA_SOURCE | 0 | skb | $1 |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/nft_payload.c nft_payload_set_eval() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | write_len | 0-s32max |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/ipvs/ip_vs_proto_udp.c udp_dnat_handler() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/ipvs/ip_vs_proto_udp.c udp_snat_handler() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->ipvs_property | 0 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_state | 0-11,13-255 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| CAPPED_DATA | 1 | write_len | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | rcu_read |
net/netfilter/nf_conntrack_proto_sctp.c sctp_error() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->ip_summed | 0 |
| PARAM_VALUE | 0 | skb->len | 13-u32max |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 1 | write_len | 13-2147483659 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 1 | write_len | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967040[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 13-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/sched/act_pedit.c tcf_pedit_act() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->gen->s.len | 0-s32max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->gen->s.len | 0-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 1 | write_len | 0-3,2147483648-u32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| CAPPED_DATA | 1 | write_len | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| HOST_DATA | 1 | write_len | 0-2[c] |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| NO_OVERFLOW_SIMPLE | 1 | write_len | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | rcu_read |
net/sched/act_pedit.c tcf_pedit_act() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->gen->s.len | 0-s32max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->gen->s.len | 0-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| CAPPED_DATA | 1 | write_len | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| HOST_DATA | 1 | write_len | 0-2147483646[c] |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| NO_OVERFLOW_SIMPLE | 1 | write_len | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | rcu_read |
net/netfilter/ipvs/ip_vs_ftp.c ip_vs_ftp_in() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-126976[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| HOST_DATA | 1 | write_len | 0-u32max[c] |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| NO_OVERFLOW_SIMPLE | 1 | write_len | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/ipvs/ip_vs_ftp.c ip_vs_ftp_out() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->ipvs_property | 0 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_state | 0-11,13-255 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-126976[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| HOST_DATA | 1 | write_len | 0-u32max[c] |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| NO_OVERFLOW_SIMPLE | 1 | write_len | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/nf_nat_proto.c gre_manip_pkt() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-3,17,19,34-35,48,51,59,63,204,236,273,511,513,529,547,561,563,595,597,1553,1587,1681,132625,135697,657041,677393,2029107,2097665,2300433,2300595,3653155,12583935,12584499,13239859,117440512,536870912,536872499-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967040[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/nf_nat_proto.c icmp_manip_pkt() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-3,17,19,34-35,48,51,59,63,204,236,273,511,513,529,547,561,563,595,597,1553,1587,1681,132625,135697,657041,677393,2029107,2097665,2300433,2300595,3653155,12583935,12584499,13239859,117440512,536870912,536872499-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967040[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/nf_nat_proto.c icmpv6_manip_pkt() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-3,17,19,34-35,48,51,59,63,204,236,273,511,513,529,547,561,563,595,597,1553,1587,1681,132625,135697,657041,677393,2029107,2097665,2300433,2300595,3653155,12583935,12584499,13239859,117440512,536870912,536872499-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967040[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/nf_nat_proto.c nf_nat_icmp_reply_translation() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/nf_nat_proto.c nf_nat_icmpv6_reply_translation() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 1 | write_len | 48-2147483695 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/nf_nat_proto.c nf_nat_ipv4_manip_pkt() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967040[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/nf_nat_proto.c nf_nat_ipv6_manip_pkt() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 1 | write_len | 40,48-2147483695 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967040[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/nf_nat_proto.c sctp_manip_pkt() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-3,17,19,34-35,48,51,59,63,204,236,273,511,513,529,547,561,563,595,597,1553,1587,1681,132625,135697,657041,677393,2029107,2097665,2300433,2300595,3653155,12583935,12584499,13239859,117440512,536870912,536872499-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb->len | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967040[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/nf_nat_proto.c tcp_manip_pkt() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-3,17,19,34-35,48,51,59,63,204,236,273,511,513,529,547,561,563,595,597,1553,1587,1681,132625,135697,657041,677393,2029107,2097665,2300433,2300595,3653155,12583935,12584499,13239859,117440512,536870912,536872499-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb->len | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967040[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/nf_nat_proto.c udp_manip_pkt() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-3,17,19,34-35,48,51,59,63,204,236,273,511,513,529,547,561,563,595,597,1553,1587,1681,132625,135697,657041,677393,2029107,2097665,2300433,2300595,3653155,12583935,12584499,13239859,117440512,536870912,536872499-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967040[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/xt_HL.c hl_tg6() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 40 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | &table->lock | ||
| HALF_LOCKED2 | bh |
net/netfilter/xt_HL.c ttl_tg() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 20 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | &table->lock | ||
| HALF_LOCKED2 | bh |
net/netfilter/nf_nat_sip.c nf_nat_sip() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| DATA_SOURCE | 0 | skb | $0 |
| UNITS | 1 | write_len | unit_byte |
net/ipv4/netfilter/arpt_mangle.c target() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| HOST_DATA | 1 | write_len | 0-u32max[c] |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| NO_OVERFLOW_SIMPLE | 1 | write_len | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | &table->lock | ||
| HALF_LOCKED2 | bh |
net/netfilter/nf_synproxy_core.c synproxy_tstamp_adjust() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | rcu_read |
net/ipv4/netfilter/nf_nat_snmp_basic_main.c help() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967040[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| HOST_DATA | 1 | write_len | 0-u32max[c] |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| NO_OVERFLOW_SIMPLE | 1 | write_len | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/ipvs/ip_vs_proto_tcp.c tcp_dnat_handler() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/ipvs/ip_vs_proto_tcp.c tcp_snat_handler() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->ipvs_property | 0 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_state | 0-11,13-255 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| CAPPED_DATA | 1 | write_len | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | rcu_read |
net/netfilter/ipvs/ip_vs_proto_sctp.c sctp_dnat_handler() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/ipvs/ip_vs_proto_sctp.c sctp_snat_handler() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->ipvs_property | 0 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_state | 0-11,13-255 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| CAPPED_DATA | 1 | write_len | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | rcu_read |
net/netfilter/xt_TCPOPTSTRIP.c tcpoptstrip_mangle_packet() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | &table->lock | ||
| HALF_LOCKED2 | bh |
net/ipv4/icmp.c icmp_ndo_send() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->head | 0-ptr_max |
| PARAM_VALUE | 1 | write_len | 20-2147483667 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb->head | 1 |
| DATA_SOURCE | 0 | skb | $0 [m] |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967040[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->next->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->truesize | 0-u32max |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->prev->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | skb->truesize | 0-u32max[c] |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | rcu_read |
net/netfilter/nf_nat_helper.c __nf_nat_mangle_tcp_packet() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| STR_LEN | 0 | skb | (-1),16,23 |
| STR_LEN | 0 | skb | (-1),16,23 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| HOST_DATA | 1 | write_len | 0-u32max[c] |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| NO_OVERFLOW_SIMPLE | 1 | write_len | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | global &nf_h323_lock | ||
| HALF_LOCKED2 | global &nf_pptp_lock |
net/netfilter/nf_nat_helper.c nf_nat_mangle_udp_packet() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3552,3720,9688-u64max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| STR_LEN | 0 | skb | (-1),5 |
| STR_LEN | 0 | skb | (-1),5 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| HOST_DATA | 1 | write_len | 0-u32max[c] |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| NO_OVERFLOW_SIMPLE | 1 | write_len | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | global &nf_h323_lock |
net/ipv6/exthdrs.c ipv6_hop_ioam() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->cb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->cnf.ioam6_enabled | 1-255 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->gen->s.len | 0-s32max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv6.sysctl.max_hbh_opts_len | 8-s32max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->pkt_type | 0-2,4-7 |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_bpf_storage->owner_refcnt.refs.counter | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_rcu.func | 1-u64max |
| PARAM_VALUE | 0 | skb->sk->sk_rcu.next | 0 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb->dev->ip6_ptr | 1 |
| CAPPED_DATA | 0 | skb->dev->nd_net.net | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| MEM_ZERO | 0 | skb->cb | |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967041[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
| LOCK2 | rcu_read |
net/netfilter/xt_DSCP.c dscp_tg() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 20 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | &table->lock | ||
| HALF_LOCKED2 | bh |
net/netfilter/xt_DSCP.c dscp_tg6() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 40 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | &table->lock | ||
| HALF_LOCKED2 | bh |
net/netfilter/xt_DSCP.c tos_tg() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 20 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | &table->lock | ||
| HALF_LOCKED2 | bh |
net/netfilter/xt_DSCP.c tos_tg6() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 20 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | &table->lock | ||
| HALF_LOCKED2 | bh |
net/ipv4/netfilter/ipt_ECN.c set_ect_ip() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 20 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | &table->lock | ||
| HALF_LOCKED2 | bh |
net/ipv4/netfilter/ipt_ECN.c set_ect_tcp() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | &table->lock | ||
| HALF_LOCKED2 | bh |
net/netfilter/xt_TCPMSS.c tcpmss_mangle_packet() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| HOST_DATA | 1 | write_len | 0-u32max[c] |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| NO_OVERFLOW_SIMPLE | 1 | write_len | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | &table->lock | ||
| HALF_LOCKED2 | bh |
net/ipv6/seg6_local.c seg6_pop_srh() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->next->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| USER_DATA | 1 | write_len | 0-2047,2147483656-u32max[c] |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | rcu_read |
net/netfilter/nf_flow_table_ip.c nf_flow_offload_forward() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb->len | 1 |
| DATA_SOURCE | 0 | skb | $3 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | rcu_read |
net/netfilter/nf_flow_table_ip.c nf_flow_offload_ipv6_forward() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->create_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_link_ext_state | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->get_mm_stats | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->modify_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->remove_rxfh_context | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->rxfh_max_num_contexts | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 1 | write_len | 44-108 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb->len | 1 |
| DATA_SOURCE | 0 | skb | $3 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | rcu_read |
net/core/dev.c skb_checksum_help() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->ip_summed | 0-1,3 |
| PARAM_VALUE | 1 | write_len | 2-u16max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb->dev | s32min-(-1),1-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-1[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->next->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->next->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->next->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->prev->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->next->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->truesize | 0-u32max |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->prev->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | (-3794967293)-(-1),1-4294967308384901885[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
| HALF_LOCKED2 | &xs->mutex | ||
| HALF_LOCKED2 | rcu_read |
net/core/dev.c skb_crc32c_csum_help() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->csum_not_inet | 1 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->ip_summed | 3 |
| PARAM_VALUE | 1 | write_len | 4-2147483651 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb->dev | s32min-(-1),1-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| CAPPED_DATA | 1 | write_len | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-1[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->next->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->next->len | 1-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->truesize | 0-u32max |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->prev->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/openvswitch/actions.c execute_dec_ttl() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->protocol | 34525 |
| PARAM_VALUE | 1 | write_len | 40-2147483687 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967041[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/openvswitch/actions.c execute_dec_ttl() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 0 | skb->protocol | 2048 |
| PARAM_VALUE | 1 | write_len | 20-2147483667 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967041[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/openvswitch/actions.c set_eth_addr() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 1-u64max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 1 | write_len | 14 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967041[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
net/openvswitch/actions.c set_ipv4() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 1 | write_len | 20-2147483667 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967041[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/openvswitch/actions.c set_ipv6() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 1 | write_len | 40-2147483687 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967041[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/openvswitch/actions.c set_sctp() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967041[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/openvswitch/actions.c set_tcp() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 1 | write_len | 20-2147483667 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967041[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/openvswitch/actions.c set_udp() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ethtool_ops->supported_coalesce_params | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->dev->ip6_ptr->stats.proc_dir_entry | 0,4806605944481423360 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->linkwatch_dev_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->alloc_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->dead | 0-1 |
| PARAM_VALUE | 0 | skb->sk->ns_tracker->free_stack_handle | 0-4294967295 |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | skb->sk->sk_peer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 1 | write_len | 8-2147483655 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | skb | 1 |
| DATA_SOURCE | 0 | skb | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-4294967041[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| UNITS | 0 | skb | unit_byte |
| UNITS | 1 | write_len | unit_byte |
net/bridge/netfilter/ebt_dnat.c ebt_dnat_tg() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire | 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560 |
| PARAM_VALUE | 0 | skb->dev->nd_net.net->ipv4.fqdir->f->qsize | 0,304,320 |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->maxtype | 0-6,8-10,15,18,20,22,24,34,50 |
| PARAM_VALUE | 0 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max |
| PARAM_VALUE | 1 | write_len | 0 |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| BUF_SIZE | 0 | skb | (-1)-s32max |
| DATA_SOURCE | 0 | skb | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | skb->csum | 0-192512[c] |
| HOST_DATA | 0 | skb->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->inner_protocol | 1-255 |
| HOST_DATA | 0 | skb->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->len | 0-u32max[c] |
| HOST_DATA | 0 | skb->prev->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->protocol | 1-255 |
| HOST_DATA | 0 | skb->truesize | 0-u32max |
| HOST_DATA | 0 | skb->tstamp | 500000002-4294967299794967295[c] |
| HOST_DATA | 0 | skb->users.refs.counter | s32min-0,2-s32max |
| HOST_DATA | 0 | *skb->data | 0-255 |
| NO_OVERFLOW_SIMPLE | 0 | skb->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->group | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->num_tc | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->proto_down | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_rx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->real_num_tx_queues | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.rx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->stats.tx_bytes | |
| NO_OVERFLOW_SIMPLE | 0 | skb->dev->tx_queue_len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->extensions | |
| NO_OVERFLOW_SIMPLE | 0 | skb->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->next->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->end | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->prev->truesize | |
| NO_OVERFLOW_SIMPLE | 0 | skb->sk->sk_backlog.len | |
| NO_OVERFLOW_SIMPLE | 0 | skb->tail | |
| NO_OVERFLOW_SIMPLE | 0 | skb->truesize | |
| HALF_LOCKED2 | &table->lock | ||
| HALF_LOCKED2 | bh |
net/netfilter/nft_fwd_netdev.c nft_fwd_neigh_eval() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->protocol | 2048 |
| PARAM_VALUE | 1 | write_len | 20-2147483667 |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| UNITS | 1 | write_len | unit_byte |
net/netfilter/nft_fwd_netdev.c nft_fwd_neigh_eval() -> skb_ensure_writable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | skb | 4096-ptr_max |
| PARAM_VALUE | 0 | skb->protocol | 34525 |
| PARAM_VALUE | 1 | write_len | 40-2147483687 |
| NO_OVERFLOW_SIMPLE | 0 | skb->end | |
| UNITS | 1 | write_len | unit_byte |