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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

security/landlock/net.c current_check_autobind_udp_socket() -> current_check_access_socket()

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.fib_main->tb_data->kv->key 0-4294967295
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->prev 5159360019465732096
PARAM_VALUE 0 sock->sk->__sk_common.skc_node.next->pprev 1-u64max
PARAM_VALUE 0 sock->sk->__sk_common.skc_prot->owner->refcnt.counter 0-s32max
PARAM_VALUE 0 sock->sk->listener->__sk_common.skc_net.net->notrefcnt_tracker.dead 1
PARAM_VALUE 0 sock->sk->listener->__sk_common.skc_net.net->refcnt_tracker.dead 1
PARAM_VALUE 0 sock->sk->listener->sk_bpf_storage->owner_refcnt.refs.counter s32min-s32max
PARAM_VALUE 0 sock->sk->listener->sk_callback_lock.raw_lock.cnts.counter 0-s32max
PARAM_VALUE 0 sock->sk->listener->sk_lock.owned 1
PARAM_VALUE 0 sock->sk->sk_backlog.head->extensions->refcnt.refs.counter 1
PARAM_VALUE 0 sock->sk->sk_callback_lock.owner (-1)
PARAM_VALUE 0 sock->sk->sk_callback_lock.owner_cpu u32max
PARAM_VALUE 0 sock->sk->sk_callback_lock.raw_lock.cnts.counter 0-s32max
PARAM_VALUE 0 sock->sk->sk_dst_cache->callback_head.flags 0-4294967295
PARAM_VALUE 0 sock->sk->sk_dst_cache->callback_head.is_hard 0-1
PARAM_VALUE 0 sock->sk->sk_dst_cache->callback_head.is_lazy 0-1
PARAM_VALUE 0 sock->sk->sk_dst_cache->callback_head.is_queued 0-1
PARAM_VALUE 0 sock->sk->sk_dst_cache->callback_head.is_soft 0-1
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_dst_cache->ops->pcpuc_entries.lock.raw_lock.val.counter 0-s32max
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 0-1
PARAM_VALUE 0 sock->sk->sk_lock.slock.rlock.dep_map->name 0-255
PARAM_VALUE 0 sock->sk->sk_memcg->high_work.entry.next->prev 4096-ptr_max
PARAM_VALUE 0 sock->sk->sk_memcg->tcpmem_pressure 0-1
PARAM_VALUE 0 sock->sk->sk_rx_dst->u.dst.__pad s16min-s16max
PARAM_VALUE 0 sock->sk->sk_rx_dst->u.dst.__rcuref.refcnt.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_rx_dst->u.dst.__use s32min-s32max
PARAM_VALUE 0 sock->sk->sk_rx_dst->u.dst.dst_trace_seq.counter s32min-s32max
PARAM_VALUE 0 sock->sk->sk_rx_dst->u.dst.error s16min-s16max
PARAM_VALUE 0 sock->sk->sk_rx_dst->u.dst.header_len 0-u16max
PARAM_VALUE 0 sock->sk->sk_rx_dst->u.dst.obsolete s16min-s16max
PARAM_VALUE 0 sock->sk->sk_rx_dst->u.dst.tclassid 0-4294967295
PARAM_VALUE 0 sock->sk->sk_rx_dst->u.dst.trailer_len 0-u16max
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->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->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_node->nd_item.ci_dentry->d_fsdata->s_dependent_count 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_queued 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->skc_family 0-u16max
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->door_bell.wait.lock.owner (-4611686018427387904)-4611686018427387903
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 address 8255491396738314240
PARAM_VALUE 2 addrlen 128
PARAM_VALUE 3 access_request 4
PARAM_VALUE 4 connecting 0
BUF_SIZE 1 address 128
CAPPED_DATA 0 sock->sk 1
DATA_SOURCE 0 sock $0
UNITS 2 addrlen unit_byte
LOCK2 0 sock->sk

security/landlock/net.c hook_socket_bind() -> current_check_access_socket()

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_family 2,10
PARAM_VALUE 0 sock->sk->sk_protocol 6,17
PARAM_VALUE 0 sock->sk->sk_type 1-2
PARAM_VALUE 3 access_request 1,4
PARAM_VALUE 4 connecting 0
DATA_SOURCE 0 sock $0
DATA_SOURCE 1 address $1
DATA_SOURCE 2 addrlen $2
FUZZY_MAX 3 access_request 4
BIT_INFO 3 access_request 0x0,0x5
HARD_MAX 3 access_request 4

security/landlock/net.c hook_socket_connect() -> current_check_access_socket()

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_family 2,10
PARAM_VALUE 0 sock->sk->sk_protocol 6,17
PARAM_VALUE 0 sock->sk->sk_type 1-2
PARAM_VALUE 3 access_request 2,8
PARAM_VALUE 4 connecting 1
DATA_SOURCE 0 sock $0
DATA_SOURCE 1 address $1
DATA_SOURCE 2 addrlen $2
FUZZY_MAX 3 access_request 8
BIT_INFO 3 access_request 0x0,0xa
HARD_MAX 3 access_request 8

security/landlock/net.c hook_socket_sendmsg() -> current_check_access_socket()

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_family 2,10
PARAM_VALUE 0 sock->sk->sk_protocol 6
PARAM_VALUE 0 sock->sk->sk_type 1
PARAM_VALUE 1 address 1-u64max
PARAM_VALUE 3 access_request 2
PARAM_VALUE 4 connecting 1
BUF_SIZE 1 address 1-s32max
BUF_SIZE 1 address 1-s32max
DATA_SOURCE 0 sock $0
UNITS 1 address unit_byte
UNITS 2 addrlen unit_byte

security/landlock/net.c hook_socket_sendmsg() -> current_check_access_socket()

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_family 2,10
PARAM_VALUE 0 sock->sk->sk_protocol 17
PARAM_VALUE 0 sock->sk->sk_type 2
PARAM_VALUE 1 address 1-u64max
PARAM_VALUE 3 access_request 8
PARAM_VALUE 4 connecting 0
BUF_SIZE 1 address 1-s32max
BUF_SIZE 1 address 1-s32max
DATA_SOURCE 0 sock $0
UNITS 1 address unit_byte
UNITS 2 addrlen unit_byte