Defined in 1 files as a function:
Referenced in 8 files:
- include/net/sock.h, line 2498
- net/core/skmsg.c, line 539
- net/core/sock.c, line 499
- net/ipv4/tcp_input.c
- net/kcm/kcmsock.c, line 200
- net/sctp/ulpevent.c, line 697
- net/sctp/ulpqueue.c, line 1085
- net/xfrm/espintcp.c, line 16
Smatch caller information:
net/kcm/kcmsock.c kcm_queue_rcv_skb() -> sk_rmem_schedule()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->sk_backlog.rmem_alloc.counter | s32min-2147483646 |
| PARAM_VALUE | 0 | sk->sk_rcvbuf | (-2147483647)-s32max |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| BUF_SIZE | 1 | skb | (-1)-0,240 |
| BUF_SIZE | 1 | skb | (-1)-0,240 |
| DATA_SOURCE | 0 | sk | $0 |
| DATA_SOURCE | 1 | skb | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 2 | size | unit_byte |
| HALF_LOCKED2 | &mux->rx_lock | ||
| HALF_LOCKED2 | bh |
net/sctp/ulpqueue.c sctp_ulpq_renege() -> sk_rmem_schedule()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| CAPPED_DATA | 0 | &sk->sk_receive_queue | 1 |
| USER_DATA | 2 | size | 0-u16max |
| UNITS | 0 | sk | unit_byte |
| UNITS | 1 | skb | unit_byte |
| UNITS | 2 | size | unit_byte |
net/core/skmsg.c sk_psock_create_ingress_msg() -> sk_rmem_schedule()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->_sk_redir | 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_rcu.func | 1-u64max |
| PARAM_VALUE | 1 | skb->sk->sk_rcu.next | 0 |
| PARAM_VALUE | 1 | skb->sk->sk_reuseport_cb->rcu.func | 1-u64max |
| DATA_SOURCE | 0 | sk | $0 |
| DATA_SOURCE | 1 | skb | $1 |
| UNITS | 0 | sk | unit_byte |
| UNITS | 2 | size | unit_byte |
| LOCK2 | &psock->work_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct sk_psock)->work_mutex |
net/sctp/ulpevent.c sctp_ulpevent_make_rcvmsg() -> sk_rmem_schedule()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->sk_rcvbuf | (-2147483647)-s32max |
| PARAM_VALUE | 2 | size | 0-u16max |
| USER_DATA | 2 | size | 0-u16max |
| UNITS | 0 | sk | unit_byte |
| UNITS | 1 | skb | unit_byte |
| UNITS | 2 | size | unit_byte |
net/ipv4/tcp_input.c tcp_try_rmem_schedule() -> sk_rmem_schedule()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3720,9688-u64max |
| PARAM_VALUE | 1 | *skb->dev->name | 0-255 |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| BUF_SIZE | 1 | skb | (-1)-s32max |
| BUF_SIZE | 1 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | sk | 1 |
| CAPPED_DATA | 0 | sk->sk_backlog.rmem_alloc.counter | 1 |
| CAPPED_DATA | 1 | skb->data_len | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| DATA_SOURCE | 1 | skb | $1 |
| DATA_SOURCE | 2 | size | $2 |
| PARAM_COMPARE | 0 | sk->sk_backlog.rmem_alloc.counter | <= $0->sk_rcvbuf |
| 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->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->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| 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->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->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->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->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->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 | |
| NO_OVERFLOW_SIMPLE | 2 | size | |
| UNITS | 0 | sk | unit_byte |
| UNITS | 1 | skb | unit_byte |
| UNITS | 2 | size | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv4/tcp_input.c tcp_try_rmem_schedule() -> sk_rmem_schedule()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->__sk_common.skc_prot | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->sk_backlog.rmem_alloc.counter | 0-s32max |
| PARAM_VALUE | 0 | sk->sk_memcg | 1-u64max |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3720,9688-u64max |
| PARAM_VALUE | 1 | *skb->dev->name | 0-255 |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| BUF_SIZE | 1 | skb | (-1)-s32max |
| BUF_SIZE | 1 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | sk | 1 |
| CAPPED_DATA | 0 | sk->__sk_common.skc_net.net | 1 |
| CAPPED_DATA | 1 | skb->data_len | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| DATA_SOURCE | 1 | skb | $1 |
| DATA_SOURCE | 2 | size | $2 |
| 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->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->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| 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->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->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->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->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->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 | |
| NO_OVERFLOW_SIMPLE | 2 | size | |
| UNITS | 0 | sk | unit_byte |
| UNITS | 1 | skb | unit_byte |
| UNITS | 2 | size | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv4/tcp_input.c tcp_try_rmem_schedule() -> sk_rmem_schedule()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->__sk_common.skc_prot | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->__sk_common.skc_prot->memory_allocated | 1-u64max |
| PARAM_VALUE | 0 | sk->sk_backlog.rmem_alloc.counter | 0-s32max |
| PARAM_VALUE | 0 | sk->sk_drop_counters | 0,4096-ptr_max |
| PARAM_VALUE | 0 | sk->sk_memcg | 1-u64max |
| PARAM_VALUE | 0 | sk->sk_memcg->high_work.entry.next->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->sk_sndbuf | s32min-(-1),4608-s32max |
| PARAM_VALUE | 0 | *sk->__sk_common.skc_prot->memory_pressure | 1-u64max |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->dev->rtnl_link_ops->priv_size | 0,8,32,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3720,9688-u64max |
| PARAM_VALUE | 1 | *skb->dev->name | 0-255 |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| BUF_SIZE | 1 | skb | (-1)-s32max |
| BUF_SIZE | 1 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | sk | 1 |
| CAPPED_DATA | 0 | sk->__sk_common.skc_net.net | 1 |
| CAPPED_DATA | 1 | skb->data_len | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| DATA_SOURCE | 1 | skb | $1 |
| DATA_SOURCE | 2 | size | $2 |
| 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->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->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| 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->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->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->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->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_write_queue.next->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 | |
| NO_OVERFLOW_SIMPLE | 2 | size | |
| UNITS | 0 | sk | unit_byte |
| UNITS | 1 | skb | unit_byte |
| UNITS | 2 | size | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/xfrm/espintcp.c handle_nonesp() -> sk_rmem_schedule()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->sk_backlog.rmem_alloc.counter | s32min-2147483646 |
| PARAM_VALUE | 0 | sk->sk_rcvbuf | (-2147483647)-s32max |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| BUF_SIZE | 1 | skb | (-1)-0,240 |
| BUF_SIZE | 1 | skb | (-1)-0,240 |
| DATA_SOURCE | 0 | sk | $2 |
| DATA_SOURCE | 1 | skb | $1 |
| UNITS | 0 | sk | unit_byte |
| UNITS | 2 | size | unit_byte |
net/core/sock.c __sock_queue_rcv_skb() -> sk_rmem_schedule()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->channel | 0-127 |
| PARAM_VALUE | 0 | sk->sk_backlog.rmem_alloc.counter | s32min-2147483646 |
| PARAM_VALUE | 1 | skb | 4096-ptr_max |
| 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->ndisc_ops->fill_addr_option | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->dev->ndisc_ops->parse_options | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->dev->ndisc_ops->update | 4096-ptr_max |
| 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 |
| BUF_SIZE | 0 | sk | (-1),1-s32max |
| BUF_SIZE | 0 | sk | (-1),1-s32max |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| BUF_SIZE | 1 | skb | (-1)-s32max |
| BUF_SIZE | 1 | skb | (-1)-s32max |
| CAPPED_DATA | 0 | sk | 1 |
| DATA_SOURCE | 0 | sk | $0 |
| DATA_SOURCE | 1 | skb | $1 |
| FUZZY_MAX | 0 | sk->channel | 1 |
| STR_LEN | 0 | sk | (-1),21,33 |
| STR_LEN | 0 | sk | (-1),21,33 |
| PREEMPT_ADD | |||
| 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->prev->csum_offset | 0-u16max |
| HOST_DATA | 1 | skb->prev->data_len | 0-u32max[c] |
| HOST_DATA | 1 | skb->prev->len | 0-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->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.head->len | |
| 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->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->data_len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->end | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->len | |
| NO_OVERFLOW_SIMPLE | 0 | sk->sk_backlog.tail->next->truesize | |
| 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->extensions | |
| 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->data_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 | |
| NO_OVERFLOW_SIMPLE | 2 | size | |
| UNITS | 0 | sk | unit_byte |
| UNITS | 1 | skb | unit_byte |
| UNITS | 2 | size | unit_byte |
| HALF_LOCKED2 | &conn->lock | ||
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |
net/ipv6/tcp_ipv6.c skb_clone_and_charge_r() -> sk_rmem_schedule()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | sk | 4096-ptr_max |
| PARAM_VALUE | 0 | sk->__sk_common.skc_state | 0-9,11-255 |
| 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 | 1 | skb | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->cloned | 1 |
| PARAM_VALUE | 1 | skb->data | 4096-ptr_max |
| PARAM_VALUE | 1 | skb->hdr_len | 0 |
| PARAM_VALUE | 1 | skb->head | 1-u64max |
| PARAM_VALUE | 1 | skb->head_frag | 0 |
| PARAM_VALUE | 1 | skb->nohdr | 0 |
| PARAM_VALUE | 1 | skb->pp_recycle | 0 |
| BUF_SIZE | 0 | sk->__sk_common.skc_prot | (-1),448 |
| BUF_SIZE | 1 | skb | (-1),240 |
| BUF_SIZE | 1 | skb | (-1),240 |
| CAPPED_DATA | 0 | sk | 1 |
| DATA_SOURCE | 0 | sk | $1 |
| DATA_SOURCE | 1 | skb | r skb_clone |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | sk->sk_receive_queue.prev->csum_offset | 0-u16max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->data_len | 0-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->csum_offset | 0-u16max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->data_len | 0-u32max[c] |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->next->truesize | 0-u32max |
| HOST_DATA | 0 | sk->sk_receive_queue.prev->truesize | 0-u32max |
| 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->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->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->data_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 | |
| NO_OVERFLOW_SIMPLE | 2 | size | |
| UNITS | 0 | sk | unit_byte |
| UNITS | 1 | skb | unit_byte |
| UNITS | 2 | size | unit_byte |
| HALF_LOCKED2 | 0 | sk | |
| HALF_LOCKED2 | 0 | &sk->sk_lock.slock |