Open Menu /

Defined in 2 files as a function:

Defined in 1 files as a enum:

Referenced in 3 files:

Smatch caller information:

net/sctp/socket.c sctp_sendmsg() -> sctp_error()

Type Parameter Key Value
PARAM_VALUE 0 skb 4096-ptr_max
PARAM_VALUE 0 skb->__sk_common.skc_net.net->ipv4.fib_main->tb_data->kv->key 0-4294967295
PARAM_VALUE 0 skb->__sk_common.skc_node.next->pprev 1-u64max
PARAM_VALUE 0 skb->__sk_common.skc_prot->owner->refcnt.counter 0-s32max
PARAM_VALUE 0 skb->listener->__sk_common.skc_net.net->notrefcnt_tracker.dead 1
PARAM_VALUE 0 skb->listener->__sk_common.skc_net.net->refcnt_tracker.dead 1
PARAM_VALUE 0 skb->listener->sk_bpf_storage->owner_refcnt.refs.counter s32min-s32max
PARAM_VALUE 0 skb->listener->sk_callback_lock.raw_lock.cnts.counter 0-s32max
PARAM_VALUE 0 skb->listener->sk_lock.owned 1
PARAM_VALUE 0 skb->listener->sk_rcu.next 0
PARAM_VALUE 0 skb->listener->sk_reuseport_cb 0
PARAM_VALUE 0 skb->listener->sk_user_data 0
PARAM_VALUE 0 skb->sk_backlog.head->extensions->refcnt.refs.counter 1
PARAM_VALUE 0 skb->sk_backlog.head->sk->sk_filter->rcu.func 1-u64max
PARAM_VALUE 0 skb->sk_backlog.head->sk->sk_owner->refcnt.counter 0-s32max
PARAM_VALUE 0 skb->sk_backlog.head->sk->sk_prot_creator->owner->refcnt.counter 0-s32max
PARAM_VALUE 0 skb->sk_memcg->tcpmem_pressure 0-1
PARAM_VALUE 0 skb->sk_rx_dst->u.dst.__pad s16min-s16max
PARAM_VALUE 0 skb->sk_rx_dst->u.dst.__rcuref.refcnt.counter s32min-s32max
PARAM_VALUE 0 skb->sk_rx_dst->u.dst.__use s32min-s32max
PARAM_VALUE 0 skb->sk_rx_dst->u.dst.dst_trace_seq.counter s32min-s32max
PARAM_VALUE 0 skb->sk_rx_dst->u.dst.error s16min-s16max
PARAM_VALUE 0 skb->sk_rx_dst->u.dst.header_len 0-u16max
PARAM_VALUE 0 skb->sk_rx_dst->u.dst.obsolete s16min-s16max
PARAM_VALUE 0 skb->sk_rx_dst->u.dst.tclassid 0-4294967295
PARAM_VALUE 0 skb->sk_rx_dst->u.dst.trailer_len 0-u16max
PARAM_VALUE 0 skb->skc_family 0-u16max
PARAM_VALUE 0 skb->tcp_retransmit_timer.entry->pprev 4096-ptr_max
PARAM_VALUE 0 *skb->sk_backlog.head->dev->name 0-255
PARAM_VALUE 0 *skb->sk_user_data->door_bell.wait.lock.owner (-4611686018427387904)-4611686018427387903
CAPPED_DATA 0 skb 1
CAPPED_DATA 2 state 1
DATA_SOURCE 0 skb $0
NOSPEC 2 state
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 dataoff 0-s32max[c]
USER_DATA 2 state 0-s32max[c]
NO_OVERFLOW_SIMPLE 0 skb->sk_backlog.len
UNITS 0 skb unit_byte
HALF_LOCKED2 &vq->mutex

net/netfilter/nf_conntrack_proto_sctp.c nf_conntrack_sctp_packet() -> sctp_error()

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->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->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 dataoff 1-s32max
PARAM_VALUE 2 state 4096-ptr_max
PARAM_VALUE 2 state->pf 2,10
BUF_SIZE 0 skb (-1)-s32max
BUF_SIZE 0 skb (-1)-s32max
CAPPED_DATA 1 dataoff 1
DATA_SOURCE 0 skb $1
DATA_SOURCE 1 dataoff $2
DATA_SOURCE 2 state $4
PREEMPT_ADD
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->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
NO_OVERFLOW_SIMPLE 2 state->in->group
NO_OVERFLOW_SIMPLE 2 state->in->num_tc
NO_OVERFLOW_SIMPLE 2 state->in->real_num_rx_queues
NO_OVERFLOW_SIMPLE 2 state->in->real_num_tx_queues
NO_OVERFLOW_SIMPLE 2 state->in->stats.rx_bytes
NO_OVERFLOW_SIMPLE 2 state->in->stats.tx_bytes
NO_OVERFLOW_SIMPLE 2 state->in->tx_queue_len
NO_OVERFLOW_SIMPLE 2 state->out->group
NO_OVERFLOW_SIMPLE 2 state->out->num_tc
NO_OVERFLOW_SIMPLE 2 state->out->real_num_rx_queues
NO_OVERFLOW_SIMPLE 2 state->out->real_num_tx_queues
NO_OVERFLOW_SIMPLE 2 state->out->stats.rx_bytes
NO_OVERFLOW_SIMPLE 2 state->out->stats.tx_bytes
NO_OVERFLOW_SIMPLE 2 state->out->tx_queue_len
NO_OVERFLOW_SIMPLE 2 state->sk->sk_backlog.len
UNITS 0 skb unit_byte