Documented in 1 files:

Defined in 1 files as a prototype:

Defined in 3 files as a function:

Referenced in 22 files:

Smatch caller information:

net/ceph/messenger_v2.c do_sendmsg() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 4096-ptr_max
PARAM_VALUE 0 sock->sk 4096-ptr_max
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->ipv4.tcp_death_row.sysctl_max_tw_buckets s32min-(-1),1-s32max
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->mctp.bind_lock.osq.tail.counter 0-s32max
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->notrefcnt_tracker.dead 1
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->notrefcnt_tracker.quarantine.prev 4096-ptr_max
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->refcnt_tracker.dead 1
PARAM_VALUE 0 sock->sk->__sk_common.skc_node.next->pprev 1-u64max
PARAM_VALUE 0 sock->sk->__sk_common.skc_prot->h.smc_hash->lock.owner (-1)
PARAM_VALUE 0 sock->sk->__sk_common.skc_prot->h.smc_hash->lock.owner_cpu 4294967295
PARAM_VALUE 0 sock->sk->__sk_common.skc_prot->h.smc_hash->lock.raw_lock.cnts.counter 0-s32max
PARAM_VALUE 0 sock->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 0 sock->sk->ns_tracker->dead 0-1
PARAM_VALUE 0 sock->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 0 sock->sk->sk_dst_cache->callback_head.func 1-u64max
PARAM_VALUE 0 sock->sk->sk_dst_cache->ops->pcpuc_entries.lock.owner (-1)
PARAM_VALUE 0 sock->sk->sk_dst_cache->ops->pcpuc_entries.lock.owner_cpu u32max
PARAM_VALUE 0 sock->sk->sk_error_queue.prev->next 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_error_queue.prev->next->next 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_filter->rcu.flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_filter->rcu.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_filter->rcu.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_filter->rcu.is_queued 0-1
PARAM_VALUE 0 sock->sk->sk_filter->rcu.is_soft 0-1
PARAM_VALUE 0 sock->sk->sk_lock.dep_map->name 0-255
PARAM_VALUE 0 sock->sk->sk_lock.slock.rlock.dep_map->name 0-255
PARAM_VALUE 0 sock->sk->sk_lock.wq.head.prev->next 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_lock.wq.head.prev->next->next 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_memcg->id.id 0-s32max
PARAM_VALUE 0 sock->sk->sk_prot_creator->twsk_prot 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_receive_queue.prev->next 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_user_data->connect_cookie 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->cp_conn->c_proposed_version 769
PARAM_VALUE 0 sock->sk->sk_user_data->cp_recv_w.cpu s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->cp_recv_w.timer.flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->cp_recv_w.timer.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_recv_w.timer.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_recv_w.timer.is_queued 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_recv_w.timer.is_soft 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_send_w.cpu s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->cp_send_w.timer.flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->cp_send_w.timer.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_send_w.timer.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_send_w.timer.is_queued 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_send_w.timer.is_soft 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_state.counter 0-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->ctrl->ctrl.failfast_work.cpu s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->ctrl->ctrl.failfast_work.timer.flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->ctrl->ctrl.failfast_work.timer.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->ctrl->ctrl.failfast_work.timer.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->ctrl->ctrl.failfast_work.timer.is_queued 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->ctrl->ctrl.failfast_work.timer.is_soft 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->ctrl->ctrl.state 2
PARAM_VALUE 0 sock->sk->sk_user_data->dev->carrier_down_count.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->dev->refcnt_tracker.untracked.refs.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->door_bell.done 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->door_bell.wait.lock.owner (-1)
PARAM_VALUE 0 sock->sk->sk_user_data->door_bell.wait.lock.owner_cpu 4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->door_bell.wait.lock.raw_lock.val.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->kref.refcount.refs.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->login_work.cpu s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->login_work.timer.flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->login_work.timer.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->login_work.timer.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->login_work.timer.is_queued 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->login_work.timer.is_soft 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->mpa_timer->type 5,7
PARAM_VALUE 0 sock->sk->sk_user_data->private->o_auth.authorizer->buf 0
PARAM_VALUE 0 sock->sk->sk_user_data->private->o_auth.authorizer->session_key.key 0
PARAM_VALUE 0 sock->sk->sk_user_data->private->o_sparse_read.sr_extent 0
PARAM_VALUE 0 sock->sk->sk_user_data->private->s_delegated_inos.xa_flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->qp->tx_ctx.tx_suspend 1
PARAM_VALUE 0 sock->sk->sk_user_data->read.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->reestablish_timeout 0,750
PARAM_VALUE 0 sock->sk->sk_user_data->ref.refcount.refs.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->sc_kref.refcount.refs.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->sc_page->_refcount.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->sc_page->page_type 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->session->state s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->sock_state.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->work.cpu s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->work.flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->work.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->work.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->work.is_soft 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->work.timer.flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->work.timer.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->work.timer.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->work.timer.is_queued 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->work.timer.is_soft 0-1
PARAM_VALUE 0 sock->sk->sk_write_queue.prev->next->next 4096-ptr_max
PARAM_VALUE 0 sock->sk->tcp_retransmit_timer->entry.pprev 4096-ptr_max
PARAM_VALUE 0 *sock->sk->sk_backlog.head->dev->name 0-255
PARAM_VALUE 0 *sock->sk->sk_user_data->dev->pcpu_refcnt s32min-s32max
PARAM_VALUE 0 *sock->sk->sk_user_data->private->o_auth.authorizer->session_key.key (-4611686018427387904)-4611686018427387903
PARAM_VALUE 0 *sock->sk->sk_user_data->private->s_auth.authorizer->session_key.key (-4611686018427387904)-4611686018427387903
PARAM_VALUE 1 msg 8081010400257216512
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 16448
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
CAPPED_DATA 0 sock->sk 1
DATA_SOURCE 0 sock $0
LOCK2 &con->mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct ceph_connection)->mutex

net/ceph/messenger_v2.c do_try_sendpage() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 4096-ptr_max
PARAM_VALUE 0 sock->sk 4096-ptr_max
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->ipv4.tcp_death_row.sysctl_max_tw_buckets s32min-(-1),1-s32max
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->mctp.bind_lock.osq.tail.counter 0-s32max
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->notrefcnt_tracker.dead 1
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->notrefcnt_tracker.quarantine.prev 4096-ptr_max
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->refcnt_tracker.dead 1
PARAM_VALUE 0 sock->sk->__sk_common.skc_node.next->pprev 1-u64max
PARAM_VALUE 0 sock->sk->__sk_common.skc_prot->h.smc_hash->lock.owner (-1)
PARAM_VALUE 0 sock->sk->__sk_common.skc_prot->h.smc_hash->lock.owner_cpu 4294967295
PARAM_VALUE 0 sock->sk->__sk_common.skc_prot->h.smc_hash->lock.raw_lock.cnts.counter 0-s32max
PARAM_VALUE 0 sock->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 0 sock->sk->ns_tracker->dead 0-1
PARAM_VALUE 0 sock->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 0 sock->sk->sk_dst_cache->callback_head.func 1-u64max
PARAM_VALUE 0 sock->sk->sk_dst_cache->ops->pcpuc_entries.lock.owner (-1)
PARAM_VALUE 0 sock->sk->sk_dst_cache->ops->pcpuc_entries.lock.owner_cpu u32max
PARAM_VALUE 0 sock->sk->sk_error_queue.prev->next 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_error_queue.prev->next->next 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_filter->rcu.flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_filter->rcu.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_filter->rcu.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_filter->rcu.is_queued 0-1
PARAM_VALUE 0 sock->sk->sk_filter->rcu.is_soft 0-1
PARAM_VALUE 0 sock->sk->sk_lock.dep_map->name 0-255
PARAM_VALUE 0 sock->sk->sk_lock.slock.rlock.dep_map->name 0-255
PARAM_VALUE 0 sock->sk->sk_lock.wq.head.prev->next 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_lock.wq.head.prev->next->next 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_memcg->id.id 0-s32max
PARAM_VALUE 0 sock->sk->sk_prot_creator->twsk_prot 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_receive_queue.prev->next 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_user_data->connect_cookie 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->cp_conn->c_proposed_version 769
PARAM_VALUE 0 sock->sk->sk_user_data->cp_recv_w.cpu s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->cp_recv_w.timer.flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->cp_recv_w.timer.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_recv_w.timer.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_recv_w.timer.is_queued 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_recv_w.timer.is_soft 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_send_w.cpu s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->cp_send_w.timer.flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->cp_send_w.timer.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_send_w.timer.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_send_w.timer.is_queued 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_send_w.timer.is_soft 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->cp_state.counter 0-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->ctrl->ctrl.failfast_work.cpu s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->ctrl->ctrl.failfast_work.timer.flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->ctrl->ctrl.failfast_work.timer.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->ctrl->ctrl.failfast_work.timer.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->ctrl->ctrl.failfast_work.timer.is_queued 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->ctrl->ctrl.failfast_work.timer.is_soft 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->ctrl->ctrl.state 2
PARAM_VALUE 0 sock->sk->sk_user_data->dev->carrier_down_count.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->dev->refcnt_tracker.untracked.refs.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->door_bell.done 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->door_bell.wait.lock.owner (-1)
PARAM_VALUE 0 sock->sk->sk_user_data->door_bell.wait.lock.owner_cpu 4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->door_bell.wait.lock.raw_lock.val.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->kref.refcount.refs.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->login_work.cpu s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->login_work.timer.flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->login_work.timer.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->login_work.timer.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->login_work.timer.is_queued 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->login_work.timer.is_soft 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->mpa_timer->type 5,7
PARAM_VALUE 0 sock->sk->sk_user_data->private->o_auth.authorizer->buf 0
PARAM_VALUE 0 sock->sk->sk_user_data->private->o_auth.authorizer->session_key.key 0
PARAM_VALUE 0 sock->sk->sk_user_data->private->o_sparse_read.sr_extent 0
PARAM_VALUE 0 sock->sk->sk_user_data->private->s_delegated_inos.xa_flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->qp->tx_ctx.tx_suspend 1
PARAM_VALUE 0 sock->sk->sk_user_data->read.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->reestablish_timeout 0,750
PARAM_VALUE 0 sock->sk->sk_user_data->ref.refcount.refs.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->sc_kref.refcount.refs.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->sc_page->_refcount.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->sc_page->page_type 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->session->state s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->sock_state.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->work.cpu s32min-s32max
PARAM_VALUE 0 sock->sk->sk_user_data->work.flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->work.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->work.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->work.is_soft 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->work.timer.flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_user_data->work.timer.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->work.timer.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->work.timer.is_queued 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->work.timer.is_soft 0-1
PARAM_VALUE 0 sock->sk->sk_write_queue.prev->next->next 4096-ptr_max
PARAM_VALUE 0 sock->sk->tcp_retransmit_timer->entry.pprev 4096-ptr_max
PARAM_VALUE 0 *sock->sk->sk_backlog.head->dev->name 0-255
PARAM_VALUE 0 *sock->sk->sk_user_data->dev->pcpu_refcnt s32min-s32max
PARAM_VALUE 0 *sock->sk->sk_user_data->private->o_auth.authorizer->session_key.key (-4611686018427387904)-4611686018427387903
PARAM_VALUE 0 *sock->sk->sk_user_data->private->s_auth.authorizer->session_key.key (-4611686018427387904)-4611686018427387903
PARAM_VALUE 1 msg 6719164907064328192
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 16448,134234176
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
CAPPED_DATA 0 sock->sk 1
DATA_SOURCE 0 sock $0
LOCK2 &con->mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct ceph_connection)->mutex

net/kcm/kcmsock.c kcm_write_msgs() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 1 msg 4344436906162040832
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 134217792
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &kcm->tx_mutex
HALF_LOCKED2 sk

net/rds/tcp_send.c rds_tcp_xmit() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 1 msg 2487737184428769280
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 134234176,134266944
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0

drivers/scsi/iscsi_tcp.c iscsi_sw_tcp_xmit_segment() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 1 msg 2775204177461555200
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 0,64,32768,32832,134217728,134217792,134250496,134250560
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_name 0
PARAM_VALUE 1 msg->msg_namelen 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 &session->frwd_lock
HALF_LOCKED2 bh

fs/splice.c splice_to_socket() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 1 msg 5608151120865177600
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 134217728,134217792,134250496,134250560
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_name 0
PARAM_VALUE 1 msg->msg_namelen 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
BUF_SIZE 0 sock s32min-(-1),1-s32max
BUF_SIZE 0 sock s32min-(-1),1-s32max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &inode->i_rwsem

net/core/skbuff.c sendmsg_unlocked() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 1-u64max
PARAM_VALUE 1 msg 8990689607666532352
PARAM_VALUE 1 msg->msg_flags 64,16448,32832,49216
DATA_SOURCE 1 msg $1
MEM_ZERO 1 msg
RX_PATH
LOCK2 &pool->lock
LOCK2 &psock->work_mutex
TYPE_LOCK (struct sk_psock)->work_mutex

drivers/block/drbd/drbd_main.c _drbd_send_page() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 4096-ptr_max
PARAM_VALUE 1 msg 6463914256453824512
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 0,32768,134234112,134266880
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
CAPPED_DATA 0 sock 1
LOCK2 &sock->mutex
TYPE_LOCK (struct drbd_socket)->mutex

drivers/block/drbd/drbd_main.c drbd_send() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 1-u64max
PARAM_VALUE 1 msg 8843308286023118848
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 16384,49152
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
CAPPED_DATA 0 sock 1
DATA_SOURCE 0 sock $1
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE 0 sock->sk->sk_write_queue.next->truesize
HALF_LOCKED2 &connection->cstate_mutex
HALF_LOCKED2 &connection->data.mutex
HALF_LOCKED2 &connection->resource->conf_update
HALF_LOCKED2 &sock->mutex
TYPE_LOCK (struct drbd_socket)->mutex

fs/smb/client/transport.c smb_send_kvec() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 1-u64max
PARAM_VALUE 0 sock->sk 4096-ptr_max
PARAM_VALUE 1 msg 30040494997221376,2570194496449581056
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 16384,16448
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
DATA_SOURCE 1 msg $1
FUZZY_MAX 1 msg->msg_flags 16448
BIT_INFO 1 msg->msg_flags 0x4000,0xffffffffffffffff
HARD_MAX 1 msg->msg_flags 16448
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &server->_srv_mutex

fs/ocfs2/cluster/tcp.c o2net_sendpage() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 1 msg 3013620153428320256
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 134217792
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
RX_PATH
LOCK2 &sc->sc_send_lock
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct o2net_sock_container)->sc_send_lock

io_uring/net.c io_send() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 1-u64max
BUF_SIZE 0 sock s32min-(-2),1-s32max
BUF_SIZE 0 sock s32min-(-2),1-s32max
RX_PATH
TASK_NOT_RUNNING

io_uring/net.c io_sendmsg_zc() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 4096-ptr_max
PARAM_VALUE 1 msg->msg_ubuf 4096-ptr_max
BUF_SIZE 0 sock s32min-(-2),1-s32max
BUF_SIZE 0 sock s32min-(-2),1-s32max
RX_PATH
TASK_NOT_RUNNING

net/ceph/messenger_v1.c ceph_tcp_sendpage() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 1-u64max
PARAM_VALUE 0 sock->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 0 sock->sk->ns_tracker->dead 0-1
PARAM_VALUE 0 sock->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 1 msg 6068658417132171264
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 49216,134266944
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_name 0
PARAM_VALUE 1 msg->msg_namelen 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
DATA_SOURCE 0 sock $0
LOCK2 &con->mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct ceph_connection)->mutex

fs/dlm/lowcomms.c send_to_sock() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 1-u64max
PARAM_VALUE 1 msg 8255359356274171904
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 134234176
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_name 0
PARAM_VALUE 1 msg->msg_namelen 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
LOCK2 &con->sock_lock
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct connection)->sock_lock

net/socket.c kernel_sendmsg() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 1 msg 4096-ptr_max
BUF_SIZE 0 sock s32min-(-1),1-s32max
BUF_SIZE 0 sock s32min-(-1),1-s32max
DATA_SOURCE 0 sock $0
DATA_SOURCE 1 msg $1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &conn->srv_mutex
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 &qmi->sock_lock
HALF_LOCKED2 &qp->state_lock
HALF_LOCKED2 &queue->send_mutex
HALF_LOCKED2 &sc->sc_send_lock
HALF_LOCKED2 global &rfcomm_mutex

drivers/nvme/target/tcp.c nvmet_try_send_data() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 1 msg 1111510944741879808
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 134217792,134250560
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_name 0
PARAM_VALUE 1 msg->msg_namelen 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
HALF_LOCKED2 &pool->lock

drivers/nvme/target/tcp.c nvmet_try_send_data_pdu() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 1 msg 3194480337609113600
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 134250560
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_name 0
PARAM_VALUE 1 msg->msg_namelen 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
HALF_LOCKED2 &pool->lock

drivers/nvme/target/tcp.c nvmet_try_send_r2t() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 1 msg 1244302924118482944
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 134217920,134250560
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_name 0
PARAM_VALUE 1 msg->msg_namelen 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
HALF_LOCKED2 &pool->lock

drivers/nvme/target/tcp.c nvmet_try_send_response() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 1 msg 6193702184231018496
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 134217920,134250560
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_name 0
PARAM_VALUE 1 msg->msg_namelen 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
HALF_LOCKED2 &pool->lock

net/sunrpc/svcsock.c svc_tcp_sendmsg() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 1 msg 412906799858421760
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 134217728
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_name 0
PARAM_VALUE 1 msg->msg_namelen 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
LOCK2 &xprt->xpt_mutex
TYPE_LOCK (struct svc_xprt)->xpt_mutex

net/sunrpc/svcsock.c svc_udp_sendto() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 1 msg 2061403247816962048
PARAM_VALUE 1 msg->msg_controllen 40
PARAM_VALUE 1 msg->msg_flags 134217728
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_name 4096-ptr_max
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
LOCK2 &xprt->xpt_mutex
TYPE_LOCK (struct svc_xprt)->xpt_mutex

net/sunrpc/svcsock.c svc_udp_sendto() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 4096-ptr_max
PARAM_VALUE 0 sock->sk->__sk_common.skc_bind_node->pprev 4096-ptr_max
PARAM_VALUE 0 sock->sk->__sk_common.skc_bind_node.pprev 4096-ptr_max
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->ipv4.ping_port_rover 1-u16max
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->loopback_dev->refcnt_tracker.list.next->next 4096-ptr_max
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->mctp.bind_lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->mctp.bind_lock.osq.tail.counter 0-s32max
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->notrefcnt_tracker.dead 1
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->notrefcnt_tracker.quarantine.prev 4096-ptr_max
PARAM_VALUE 0 sock->sk->__sk_common.skc_net.net->refcnt_tracker.dead 1
PARAM_VALUE 0 sock->sk->__sk_common.skc_node.next->pprev 1-u64max
PARAM_VALUE 0 sock->sk->__sk_common.skc_prot->h.smc_hash->lock.owner (-1)
PARAM_VALUE 0 sock->sk->__sk_common.skc_prot->h.smc_hash->lock.owner_cpu 4294967295
PARAM_VALUE 0 sock->sk->__sk_common.skc_prot->h.smc_hash->lock.raw_lock.cnts.counter 0-s32max
PARAM_VALUE 0 sock->sk->__sk_common.skc_u16hashes 0-u32max
PARAM_VALUE 0 sock->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 0 sock->sk->ns_tracker->dead 0-1
PARAM_VALUE 0 sock->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 0 sock->sk->sk_backlog.head->cb->type 4
PARAM_VALUE 0 sock->sk->sk_backlog.head->dev->flags 1-u32max
PARAM_VALUE 0 sock->sk->sk_backlog.head->extensions->refcnt.refs.counter 1
PARAM_VALUE 0 sock->sk->sk_dst_cache->callback_head.func 1-u64max
PARAM_VALUE 0 sock->sk->sk_dst_cache->ops->pcpuc_entries.lock.owner (-1)
PARAM_VALUE 0 sock->sk->sk_dst_cache->ops->pcpuc_entries.lock.owner_cpu u32max
PARAM_VALUE 0 sock->sk->sk_error_queue.next->prev 2011684551238094848
PARAM_VALUE 0 sock->sk->sk_lock.dep_map->name 0-255
PARAM_VALUE 0 sock->sk->sk_lock.owned 0
PARAM_VALUE 0 sock->sk->sk_lock.slock.rlock.dep_map->name 0-255
PARAM_VALUE 0 sock->sk->sk_lock.wq.head.prev->next 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_lock.wq.head.prev->next->next 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_memcg->high_work.entry.next->prev 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_prot_creator->owner->refcnt.counter 0-s32max
PARAM_VALUE 0 sock->sk->sk_reuseport_cb->rcu.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_reuseport_cb->rcu.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_reuseport_cb->rcu.is_soft 0-1
PARAM_VALUE 0 sock->sk->sk_user_data->work.is_queued 0-1
PARAM_VALUE 0 sock->sk->sobject 0-u16max
PARAM_VALUE 0 sock->sk->tcp_retransmit_timer->entry.pprev 4096-ptr_max
PARAM_VALUE 0 *sock->sk->sk_backlog.head->cb->data_end (-4611686018427387904)-4611686018427387903
PARAM_VALUE 0 *sock->sk->sk_backlog.head->data->hdr 0-4294967295
PARAM_VALUE 0 *sock->sk->sk_backlog.head->dev->name 0-255
PARAM_VALUE 1 msg 2061403247816962048
PARAM_VALUE 1 msg->msg_controllen 40
PARAM_VALUE 1 msg->msg_flags 134217728
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
LOCK2 &xprt->xpt_mutex
TYPE_LOCK (struct svc_xprt)->xpt_mutex

drivers/nvme/host/tcp.c nvme_tcp_try_send_cmd_pdu() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 1 msg 2080285014519435264
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 134217920,134250560
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_name 0
PARAM_VALUE 1 msg->msg_namelen 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
RX_PATH
TASK_NOT_RUNNING
LOCK2 &queue->send_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct nvme_tcp_queue)->send_mutex

drivers/nvme/host/tcp.c nvme_tcp_try_send_data() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 1 msg 1846556618320281600
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 192,32832,134217920,134250560
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_name 0
PARAM_VALUE 1 msg->msg_namelen 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
RX_PATH
TASK_NOT_RUNNING
LOCK2 &queue->send_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct nvme_tcp_queue)->send_mutex

drivers/nvme/host/tcp.c nvme_tcp_try_send_data_pdu() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 1 msg 3692873155573866496
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 32832,134250560
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_name 0
PARAM_VALUE 1 msg->msg_namelen 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
RX_PATH
TASK_NOT_RUNNING
LOCK2 &queue->send_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct nvme_tcp_queue)->send_mutex

net/sunrpc/socklib.c xprt_sendmsg() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 1-u64max
PARAM_VALUE 0 sock->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 0 sock->sk->ns_tracker->dead 0-1
PARAM_VALUE 0 sock->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 1 msg 1391795104987058176,2187809181911461888,3169078629115584512,6955248247080628224
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 0,16448,32768,49216
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
BUF_SIZE 1 msg->msg_name (-1),128
DATA_SOURCE 0 sock $0
DATA_SOURCE 1 msg $1
TASK_NOT_RUNNING
HALF_LOCKED2 &xprt->xpt_mutex

net/handshake/alert.c tls_alert_send() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 4096-ptr_max
PARAM_VALUE 1 msg 4096-ptr_max
PARAM_VALUE 1 msg->msg_control 208758577843580928
PARAM_VALUE 1 msg->msg_control_user 208758577843580928
PARAM_VALUE 1 msg->msg_controllen 24
PARAM_VALUE 1 msg->msg_flags 64
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_name 0
PARAM_VALUE 1 msg->msg_namelen 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
DATA_SOURCE 0 sock $0
RX_PATH
TASK_NOT_RUNNING

drivers/block/nbd.c __sock_xmit() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 4096-ptr_max
PARAM_VALUE 0 sock->sk 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_allocation 134144
PARAM_VALUE 0 sock->sk->sk_use_task_frag 0
PARAM_VALUE 1 msg 619827631358013440
PARAM_VALUE 1 msg->msg_control 0
PARAM_VALUE 1 msg->msg_controllen 0
PARAM_VALUE 1 msg->msg_flags 16384,16640,49152
PARAM_VALUE 1 msg->msg_inq 0
PARAM_VALUE 1 msg->msg_ubuf 0
PARAM_VALUE 1 msg->sg_from_iter 0
DATA_SOURCE 0 sock $1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &cmd->lock
HALF_LOCKED2 &nbd->config_lock
HALF_LOCKED2 &nsock->tx_lock

drivers/target/iscsi/iscsi_target_util.c tx_data() -> sock_sendmsg()

Type Parameter Key Value
PARAM_VALUE 0 sock 1-u64max
PARAM_VALUE 1 msg 2473923070292008960
MEM_ZERO 1 msg
TASK_NOT_RUNNING