x25_process_rx_frame identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

include/net/x25.h, line 225 (as a prototype)

Defined in 1 files as a function:

net/x25/x25_in.c, line 418 (as a function)

Referenced in 2 files:

Smatch caller information:

net/x25/x25_dev.c x25_receive_data() -> x25_process_rx_frame()

Type	Parameter	Key	Value
PARAM_VALUE	0	sk	4096-ptr_max
PARAM_VALUE	0	sk->sk_lock.owned	0
PARAM_VALUE	0	sk->sk_lock.slock.rlock.dep_map->name	0-255
PARAM_VALUE	1	skb	4096-ptr_max
PARAM_VALUE	1	skb->_sk_redir	0
PARAM_VALUE	1	skb->alloc_cpu	0
PARAM_VALUE	1	skb->csum	0
PARAM_VALUE	1	skb->csum_complete_sw	0
PARAM_VALUE	1	skb->csum_level	0
PARAM_VALUE	1	skb->csum_not_inet	0
PARAM_VALUE	1	skb->csum_offset	0
PARAM_VALUE	1	skb->csum_valid	0
PARAM_VALUE	1	skb->data	4096-ptr_max
PARAM_VALUE	1	skb->decrypted	0
PARAM_VALUE	1	skb->destructor	0
PARAM_VALUE	1	skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire	0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE	1	skb->dev->nd_net.net->ipv4.fqdir->f->qsize	0,304,320
PARAM_VALUE	1	skb->dev->rtnl_link_ops->maxtype	0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE	1	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	skb->dev_scratch	0
PARAM_VALUE	1	skb->dst_pending_confirm	0
PARAM_VALUE	1	skb->encap_hdr_csum	0
PARAM_VALUE	1	skb->encapsulation	0
PARAM_VALUE	1	skb->fclone	0-1
PARAM_VALUE	1	skb->from_ingress	0
PARAM_VALUE	1	skb->hash	0
PARAM_VALUE	1	skb->headers.alloc_cpu	0
PARAM_VALUE	1	skb->headers.csum	0
PARAM_VALUE	1	skb->headers.csum_complete_sw	0
PARAM_VALUE	1	skb->headers.csum_level	0
PARAM_VALUE	1	skb->headers.csum_not_inet	0
PARAM_VALUE	1	skb->headers.csum_offset	0
PARAM_VALUE	1	skb->headers.csum_start	0
PARAM_VALUE	1	skb->headers.csum_valid	0
PARAM_VALUE	1	skb->headers.decrypted	0
PARAM_VALUE	1	skb->headers.dst_pending_confirm	0
PARAM_VALUE	1	skb->headers.encap_hdr_csum	0
PARAM_VALUE	1	skb->headers.encapsulation	0
PARAM_VALUE	1	skb->headers.from_ingress	0
PARAM_VALUE	1	skb->headers.hash	0
PARAM_VALUE	1	skb->headers.ignore_df	0
PARAM_VALUE	1	skb->headers.inner_ipproto	0
PARAM_VALUE	1	skb->headers.inner_mac_header	0
PARAM_VALUE	1	skb->headers.inner_network_header	0
PARAM_VALUE	1	skb->headers.inner_protocol	0
PARAM_VALUE	1	skb->headers.inner_protocol_type	0
PARAM_VALUE	1	skb->headers.inner_transport_header	0
PARAM_VALUE	1	skb->headers.ip_summed	0
PARAM_VALUE	1	skb->headers.ipvs_property	0
PARAM_VALUE	1	skb->headers.kcov_handle.val	0
PARAM_VALUE	1	skb->headers.l4_hash	0
PARAM_VALUE	1	skb->headers.mac_header	0
PARAM_VALUE	1	skb->headers.mark	0
PARAM_VALUE	1	skb->headers.napi_id	0
PARAM_VALUE	1	skb->headers.ndisc_nodetype	0
PARAM_VALUE	1	skb->headers.network_header	0
PARAM_VALUE	1	skb->headers.nf_skip_egress	0
PARAM_VALUE	1	skb->headers.nf_trace	0
PARAM_VALUE	1	skb->headers.no_fcs	0
PARAM_VALUE	1	skb->headers.offload_fwd_mark	0
PARAM_VALUE	1	skb->headers.offload_l3_fwd_mark	0
PARAM_VALUE	1	skb->headers.ooo_okay	0
PARAM_VALUE	1	skb->headers.pkt_type	0
PARAM_VALUE	1	skb->headers.priority	0
PARAM_VALUE	1	skb->headers.protocol	0
PARAM_VALUE	1	skb->headers.redirected	0
PARAM_VALUE	1	skb->headers.remcsum_offload	0
PARAM_VALUE	1	skb->headers.reserved_tailroom	0
PARAM_VALUE	1	skb->headers.secmark	0
PARAM_VALUE	1	skb->headers.sender_cpu	0
PARAM_VALUE	1	skb->headers.skb_iif	0
PARAM_VALUE	1	skb->headers.slow_gro	0
PARAM_VALUE	1	skb->headers.sw_hash	0
PARAM_VALUE	1	skb->headers.tc_at_ingress	0
PARAM_VALUE	1	skb->headers.tc_depth	0
PARAM_VALUE	1	skb->headers.tc_index	0
PARAM_VALUE	1	skb->headers.tc_skip_classify	0
PARAM_VALUE	1	skb->headers.transport_header	0
PARAM_VALUE	1	skb->headers.tstamp_type	0
PARAM_VALUE	1	skb->headers.unreadable	0
PARAM_VALUE	1	skb->headers.vlan_all	0
PARAM_VALUE	1	skb->headers.vlan_proto	0
PARAM_VALUE	1	skb->headers.vlan_tci	0
PARAM_VALUE	1	skb->headers.wifi_acked	0
PARAM_VALUE	1	skb->headers.wifi_acked_valid	0
PARAM_VALUE	1	skb->ignore_df	0
PARAM_VALUE	1	skb->inner_ipproto	0
PARAM_VALUE	1	skb->inner_protocol	0
PARAM_VALUE	1	skb->inner_protocol_type	0
PARAM_VALUE	1	skb->ip_summed	0
PARAM_VALUE	1	skb->ipvs_property	0
PARAM_VALUE	1	skb->kcov_handle.val	0
PARAM_VALUE	1	skb->l4_hash	0
PARAM_VALUE	1	skb->list.next	0
PARAM_VALUE	1	skb->list.prev	0
PARAM_VALUE	1	skb->ll_node.next	0
PARAM_VALUE	1	skb->mac_len	0
PARAM_VALUE	1	skb->mark	0
PARAM_VALUE	1	skb->napi_id	0
PARAM_VALUE	1	skb->ndisc_nodetype	0
PARAM_VALUE	1	skb->next	0
PARAM_VALUE	1	skb->nf_skip_egress	0
PARAM_VALUE	1	skb->nf_trace	0
PARAM_VALUE	1	skb->no_fcs	0
PARAM_VALUE	1	skb->offload_fwd_mark	0
PARAM_VALUE	1	skb->offload_l3_fwd_mark	0
PARAM_VALUE	1	skb->ooo_okay	0
PARAM_VALUE	1	skb->peeked	0
PARAM_VALUE	1	skb->pkt_type	0
PARAM_VALUE	1	skb->prev	0
PARAM_VALUE	1	skb->priority	0
PARAM_VALUE	1	skb->protocol	0
PARAM_VALUE	1	skb->rbnode.__rb_parent_color	0
PARAM_VALUE	1	skb->rbnode.rb_left	0
PARAM_VALUE	1	skb->rbnode.rb_right	0
PARAM_VALUE	1	skb->redirected	0
PARAM_VALUE	1	skb->remcsum_offload	0
PARAM_VALUE	1	skb->reserved_tailroom	0
PARAM_VALUE	1	skb->secmark	0
PARAM_VALUE	1	skb->sender_cpu	0
PARAM_VALUE	1	skb->sk	0
PARAM_VALUE	1	skb->sk->__sk_common.skc_net.net->notrefcnt_tracker.dead	1
PARAM_VALUE	1	skb->sk->__sk_common.skc_net.net->notrefcnt_tracker.quarantine.prev	4096-ptr_max
PARAM_VALUE	1	skb->sk->__sk_common.skc_net.net->refcnt_tracker.dead	1
PARAM_VALUE	1	skb->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	1	skb->sk->ns_tracker->dead	0-1
PARAM_VALUE	1	skb->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	1	skb->sk->sk_bpf_storage->owner_refcnt.refs.counter	s32min-s32max
PARAM_VALUE	1	skb->sk->sk_callback_lock.owner	(-1)
PARAM_VALUE	1	skb->sk->sk_callback_lock.owner_cpu	u32max
PARAM_VALUE	1	skb->sk->sk_callback_lock.raw_lock.cnts.counter	0-s32max
PARAM_VALUE	1	skb->sk->sk_owner->refcnt.counter	0-s32max
PARAM_VALUE	1	skb->sk->sk_prot_creator->owner->refcnt.counter	0-s32max
PARAM_VALUE	1	skb->sk->sk_rcu.func	1-u64max
PARAM_VALUE	1	skb->sk->sk_rcu.next	0
PARAM_VALUE	1	skb->skb_iif	0
PARAM_VALUE	1	skb->sw_hash	0
PARAM_VALUE	1	skb->tc_at_ingress	0
PARAM_VALUE	1	skb->tc_depth	0
PARAM_VALUE	1	skb->tc_index	0
PARAM_VALUE	1	skb->tc_skip_classify	0
PARAM_VALUE	1	skb->tcp_tsorted_anchor.next	0
PARAM_VALUE	1	skb->tcp_tsorted_anchor.prev	0
PARAM_VALUE	1	skb->tstamp_type	0
PARAM_VALUE	1	skb->users.refs.counter	1
PARAM_VALUE	1	skb->vlan_all	0
PARAM_VALUE	1	skb->vlan_proto	0
PARAM_VALUE	1	skb->vlan_tci	0
PARAM_VALUE	1	skb->wifi_acked	0
PARAM_VALUE	1	skb->wifi_acked_valid	0
BUF_SIZE	1	skb	0-s32max
BUF_SIZE	1	skb	0-s32max
DATA_SOURCE	0	sk	r x25_find_socket
DATA_SOURCE	1	skb	$0
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	1	skb->prev->csum_offset	0-u16max
HOST_DATA	1	skb->prev->data_len	0-u32max[c]
HOST_DATA	1	skb->prev->len	1-u32max[c]
HOST_DATA	1	skb->prev->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	*skb->data	0-255
NO_OVERFLOW_SIMPLE	1	skb->data_len
NO_OVERFLOW_SIMPLE	1	skb->dev->group
NO_OVERFLOW_SIMPLE	1	skb->dev->num_tc
NO_OVERFLOW_SIMPLE	1	skb->dev->proto_down
NO_OVERFLOW_SIMPLE	1	skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	1	skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	1	skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	1	skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	1	skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE	1	skb->end
NO_OVERFLOW_SIMPLE	1	skb->extensions
NO_OVERFLOW_SIMPLE	1	skb->len
NO_OVERFLOW_SIMPLE	1	skb->next->end
NO_OVERFLOW_SIMPLE	1	skb->next->len
NO_OVERFLOW_SIMPLE	1	skb->prev->end
NO_OVERFLOW_SIMPLE	1	skb->prev->len
NO_OVERFLOW_SIMPLE	1	skb->prev->tail
NO_OVERFLOW_SIMPLE	1	skb->prev->truesize
NO_OVERFLOW_SIMPLE	1	skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE	1	skb->tail
NO_OVERFLOW_SIMPLE	1	skb->truesize
UNITS	1	skb	unit_byte
LOCK2	0	&sk->sk_lock.slock
HALF_LOCKED2		rcu_read
TYPE_LOCK		(struct socket_lock_t)->slock

net/x25/x25_in.c x25_backlog_rcv() -> x25_process_rx_frame()

Type	Parameter	Key	Value
PARAM_VALUE	0	sk	4096-ptr_max
PARAM_VALUE	0	sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	0	sk->ns_tracker->dead	0-1
PARAM_VALUE	0	sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	0	sk->sk_backlog_rcv	0-1770402027252219903,1770402027252219905-3047833183539765247,3047833183539765249-u64max
PARAM_VALUE	0	sk->sk_lock.slock.rlock.dep_map->name	0-255
PARAM_VALUE	1	skb	4096-ptr_max
PARAM_VALUE	1	skb->dev->rtnl_link_ops->priv_size	0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3720,9688-u64max
PARAM_VALUE	1	skb->next->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	1	skb->next->sk->ns_tracker->dead	0-1
PARAM_VALUE	1	skb->next->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	1	skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	1	skb->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	1	skb->sk->ns_tracker->dead	0-1
PARAM_VALUE	1	skb->sk->ns_tracker->free_stack_handle	0-4294967295
BUF_SIZE	0	sk->__sk_common.skc_prot	(-1),448
BUF_SIZE	1	skb	(-1)-s32max
BUF_SIZE	1	skb	(-1)-s32max
DATA_SOURCE	0	sk	$0
DATA_SOURCE	1	skb	$1
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	1	skb->csum	0-4294967040[c]
HOST_DATA	1	skb->csum_offset	0-u16max
HOST_DATA	1	skb->data_len	0-u32max[c]
HOST_DATA	1	skb->len	0-u32max[c]
HOST_DATA	1	skb->prev->csum_offset	0-u16max
HOST_DATA	1	skb->prev->data_len	0-u32max[c]
HOST_DATA	1	skb->prev->len	1-u32max[c]
HOST_DATA	1	skb->prev->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb->users.refs.counter	s32min-0,2-s32max
HOST_DATA	1	*skb->data	0-255
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.head->data_len
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.head->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.head->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.len
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.tail->data_len
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.tail->next->data_len
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.tail->next->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.tail->next->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.tail->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.tail->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->data_len
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->next->data_len
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->data_len
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->len
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->prev->data_len
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->prev->len
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.prev->data_len
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.prev->len
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.prev->next->data_len
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.prev->next->len
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.prev->truesize
NO_OVERFLOW_SIMPLE	1	skb->data_len
NO_OVERFLOW_SIMPLE	1	skb->dev->group
NO_OVERFLOW_SIMPLE	1	skb->dev->num_tc
NO_OVERFLOW_SIMPLE	1	skb->dev->proto_down
NO_OVERFLOW_SIMPLE	1	skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	1	skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	1	skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	1	skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	1	skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE	1	skb->end
NO_OVERFLOW_SIMPLE	1	skb->len
NO_OVERFLOW_SIMPLE	1	skb->next->data_len
NO_OVERFLOW_SIMPLE	1	skb->next->end
NO_OVERFLOW_SIMPLE	1	skb->next->len
NO_OVERFLOW_SIMPLE	1	skb->next->tail
NO_OVERFLOW_SIMPLE	1	skb->next->truesize
NO_OVERFLOW_SIMPLE	1	skb->prev->end
NO_OVERFLOW_SIMPLE	1	skb->prev->len
NO_OVERFLOW_SIMPLE	1	skb->prev->tail
NO_OVERFLOW_SIMPLE	1	skb->prev->truesize
NO_OVERFLOW_SIMPLE	1	skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE	1	skb->tail
NO_OVERFLOW_SIMPLE	1	skb->truesize
UNITS	0	sk	unit_byte
UNITS	1	skb	unit_byte
HALF_LOCKED2	0	sk
HALF_LOCKED2	0	&sk->sk_lock.slock