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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 4 files:

Smatch caller information:

net/tls/tls_sw.c tls_sw_sendmsg_locked() -> sk_msg_memcopy_from_iter()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
PARAM_VALUE 0 sk->sk_dst_cache->dev_rcu->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 0 sk->sk_lock.owned 1
PARAM_VALUE 0 sk->sk_lock.slock.rlock.dep_map->name 0-255
PARAM_VALUE 0 sk->sk_lock.wq.head.prev 4096-ptr_max
PARAM_VALUE 0 sk->sk_lock.wq.head.prev->next 4096-ptr_max
PARAM_VALUE 0 sk->sk_lock.wq.head.prev->next->next 4096-ptr_max
PARAM_VALUE 1 from 4096-ptr_max
PARAM_VALUE 2 msg 4096-ptr_max
PARAM_VALUE 3 bytes 1-u32max
BUF_SIZE 2 msg 712
DATA_SOURCE 0 sk $0
NOSPEC 1 from->count
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 from->count 0-u64max
USER_DATA 1 from->iov_offset 0-u64max[c]
USER_DATA 2 msg->sg.size 0-u32max[c][u]
USER_DATA 3 bytes 1-1000000000[c]
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->next->data_len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->data_len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->data_len
UNITS 0 sk unit_byte
UNITS 3 bytes unit_byte
LOCK2 &tls_ctx->tx_lock
LOCK2 0 sk
HALF_LOCKED2 &vq->mutex
HALF_LOCKED2 sk
TYPE_LOCK (struct tls_context)->tx_lock

net/xfrm/espintcp.c espintcp_sendmsg() -> sk_msg_memcopy_from_iter()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
PARAM_VALUE 0 sk->sk_lock.owned 1
PARAM_VALUE 0 sk->sk_lock.slock.rlock.dep_map->name 0-255
PARAM_VALUE 0 sk->sk_lock.wq.head.prev 4096-ptr_max
PARAM_VALUE 0 sk->sk_lock.wq.head.prev->next 4096-ptr_max
PARAM_VALUE 0 sk->sk_lock.wq.head.prev->next->next 4096-ptr_max
PARAM_VALUE 1 from 6120495882502754304
PARAM_VALUE 2 msg 4096-ptr_max
PARAM_VALUE 2 msg->data 0
PARAM_VALUE 2 msg->data_end 0
PARAM_VALUE 2 msg->flags 0
PARAM_VALUE 2 msg->sg.start 0
PARAM_VALUE 2 msg->sk 0
PARAM_VALUE 2 msg->sk_redir 0
PARAM_VALUE 2 msg->skb 0
PARAM_VALUE 3 bytes 2
CAPPED_DATA 0 sk 1
DATA_SOURCE 0 sk $0
MEM_ZERO 2 msg
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.len
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->next->data_len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->data_len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->data_len
UNITS 0 sk unit_byte
UNITS 3 bytes unit_byte
LOCK2 0 sk
HALF_LOCKED2 &vq->mutex

net/xfrm/espintcp.c espintcp_sendmsg() -> sk_msg_memcopy_from_iter()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
PARAM_VALUE 0 sk->sk_lock.owned 1
PARAM_VALUE 0 sk->sk_lock.slock.rlock.dep_map->name 0-255
PARAM_VALUE 0 sk->sk_lock.wq.head.prev 4096-ptr_max
PARAM_VALUE 0 sk->sk_lock.wq.head.prev->next 4096-ptr_max
PARAM_VALUE 0 sk->sk_lock.wq.head.prev->next->next 4096-ptr_max
PARAM_VALUE 1 from 4096-ptr_max
PARAM_VALUE 2 msg 4096-ptr_max
PARAM_VALUE 2 msg->data 0
PARAM_VALUE 2 msg->data_end 0
PARAM_VALUE 2 msg->flags 0
PARAM_VALUE 2 msg->sg.curr 0-17,19-u32max
PARAM_VALUE 2 msg->sg.start 0
PARAM_VALUE 2 msg->sk 0
PARAM_VALUE 2 msg->sk_redir 0
PARAM_VALUE 2 msg->skb 0
PARAM_VALUE 3 bytes 0-65533
CAPPED_DATA 0 sk 1
DATA_SOURCE 0 sk $0
DATA_SOURCE 3 bytes $2
NOSPEC 1 from->count
MEM_ZERO 2 msg
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 from->count 1-18446744073709551614
USER_DATA 1 from->iov_offset 0-u64max[c]
USER_DATA 3 bytes 0-65533
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.len
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->next->data_len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->data_len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->data_len
UNITS 0 sk unit_byte
UNITS 3 bytes unit_byte
LOCK2 0 sk
HALF_LOCKED2 &vq->mutex

net/ipv4/tcp_bpf.c tcp_bpf_sendmsg() -> sk_msg_memcopy_from_iter()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
PARAM_VALUE 0 sk->sk_err 0
PARAM_VALUE 0 sk->sk_lock.owned 1
PARAM_VALUE 0 sk->sk_lock.slock.rlock.dep_map->name 0-255
PARAM_VALUE 0 sk->sk_lock.wq.head.prev 4096-ptr_max
PARAM_VALUE 0 sk->sk_lock.wq.head.prev->next 4096-ptr_max
PARAM_VALUE 0 sk->sk_lock.wq.head.prev->next->next 4096-ptr_max
PARAM_VALUE 0 sk->sk_wmem_queued s32min-2147483646
PARAM_VALUE 1 from 4096-ptr_max
PARAM_VALUE 2 msg 4096-ptr_max
PARAM_VALUE 2 msg->sg.data 0
BUF_SIZE 2 msg (-1),712
BUF_SIZE 2 msg (-1),712
CAPPED_DATA 0 sk 1
DATA_SOURCE 0 sk $0
NOSPEC 1 from->count
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 from->count 1-18446744073709551614
USER_DATA 1 from->iov_offset 0-u64max[c]
USER_DATA 3 bytes 0-1000000000
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.len
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->next->data_len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->data_len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->data_len
UNITS 0 sk unit_byte
UNITS 3 bytes unit_byte
LOCK2 0 sk
HALF_LOCKED2 &vq->mutex