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Defined in 2 files as a prototype:

Defined in 1 files as a function:

Referenced in 3 files:

Smatch caller information:

net/bridge/br_input.c nf_hook_bridge_pre() -> br_handle_frame_finish()

Type Parameter Key Value
PARAM_VALUE 1 sk 0
PARAM_VALUE 2 skb 4096-ptr_max
PARAM_VALUE 2 skb->cb 0
PARAM_VALUE 2 skb->dev 4096-ptr_max
PARAM_VALUE 2 skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 2 skb->dev->nd_net.net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 2 skb->dev->ndisc_ops->fill_addr_option 9149257602806276096
PARAM_VALUE 2 skb->dev->ndisc_ops->parse_options 4570881757937598464
PARAM_VALUE 2 skb->dev->ndisc_ops->update 8455145027589103616
PARAM_VALUE 2 skb->pkt_type 0-4,6-7
PARAM_VALUE 2 skb->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 2 skb->sk->ns_tracker->dead 0-1
PARAM_VALUE 2 skb->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 2 skb->sk->sk_callback_lock.owner (-1)
PARAM_VALUE 2 skb->sk->sk_callback_lock.owner_cpu u32max
PARAM_VALUE 2 skb->sk->sk_filter 0
PARAM_VALUE 2 skb->sk->sk_frag.page 0
PARAM_VALUE 2 skb->sk->sk_owner->refcnt.counter 0-s32max
PARAM_VALUE 2 skb->sk->sk_prot_creator->owner->refcnt.counter 0-s32max
PARAM_VALUE 2 skb->sk->sk_rcu.func 1-u64max
PARAM_VALUE 2 skb->sk->sk_rcu.next 0
PARAM_VALUE 2 skb->sk->sk_security 0
BUF_SIZE 2 skb (-1),240
BUF_SIZE 2 skb (-1),240
CAPPED_DATA 2 skb 1
CAPPED_DATA 2 skb->dev->nd_net.net 1
CAPPED_DATA 2 skb->dev->rx_handler_data 1
DATA_SOURCE 2 skb $0
FUZZY_MAX 2 skb->pkt_type 0
MEM_ZERO 2 skb->cb
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 0 net unit_byte
LOCK2 rcu_read
HALF_LOCKED2 bh

net/bridge/br_netfilter_hooks.c br_nf_pre_routing_finish_bridge() -> br_handle_frame_finish()

Type Parameter Key Value
PARAM_VALUE 0 net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 0 net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 2 skb 4096-ptr_max
PARAM_VALUE 2 skb->cloned 0
PARAM_VALUE 2 skb->data 4096-ptr_max
PARAM_VALUE 2 skb->dev 4096-ptr_max
PARAM_VALUE 2 skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 2 skb->dev->nd_net.net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 2 skb->dev->ndisc_ops->fill_addr_option 4096-ptr_max
PARAM_VALUE 2 skb->dev->ndisc_ops->parse_options 4096-ptr_max
PARAM_VALUE 2 skb->dev->ndisc_ops->update 4096-ptr_max
PARAM_VALUE 2 skb->dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 2 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
PARAM_VALUE 2 skb->hdr_len 0
PARAM_VALUE 2 skb->head 1-u64max
PARAM_VALUE 2 skb->head_frag 0
PARAM_VALUE 2 skb->nohdr 0
PARAM_VALUE 2 skb->pp_recycle 0
BUF_SIZE 0 net (-1),1-s32max
BUF_SIZE 0 net (-1),1-s32max
BUF_SIZE 1 sk->__sk_common.skc_prot (-1),448
BUF_SIZE 1 sk->sk_user_data (-1),1-259,368
BUF_SIZE 2 skb (-1)-s32max
BUF_SIZE 2 skb (-1)-s32max
DATA_SOURCE 0 net $0
DATA_SOURCE 1 sk $1
DATA_SOURCE 2 skb $2
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 1 sk->sk_receive_queue.prev->csum_offset 0-u16max
HOST_DATA 1 sk->sk_receive_queue.prev->data_len 0-u32max[c]
HOST_DATA 1 sk->sk_receive_queue.prev->next->csum_offset 0-u16max
HOST_DATA 1 sk->sk_receive_queue.prev->next->data_len 0-u32max[c]
HOST_DATA 1 sk->sk_receive_queue.prev->next->truesize 0-u32max
HOST_DATA 1 sk->sk_receive_queue.prev->truesize 0-u32max
HOST_DATA 2 skb->csum 0-192512[c]
HOST_DATA 2 skb->csum_offset 0-u16max
HOST_DATA 2 skb->data_len 0-u32max[c]
HOST_DATA 2 skb->inner_protocol 1-255
HOST_DATA 2 skb->len 0-u32max[c]
HOST_DATA 2 skb->next->prev->csum_offset 0-u16max
HOST_DATA 2 skb->next->prev->data_len 0-u32max[c]
HOST_DATA 2 skb->next->prev->len 1-u32max[c]
HOST_DATA 2 skb->next->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 2 skb->prev->csum_offset 0-u16max
HOST_DATA 2 skb->prev->data_len 0-u32max[c]
HOST_DATA 2 skb->prev->len 0-u32max[c]
HOST_DATA 2 skb->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 2 skb->protocol 1-255
HOST_DATA 2 skb->tstamp 500000002-4294967299794967295[c]
HOST_DATA 2 skb->users.refs.counter s32min-0,2-s32max
HOST_DATA 2 *skb->data 0-255
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->end
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->end
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->end
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->data_len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->next->data_len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->truesize
NO_OVERFLOW_SIMPLE 2 skb->data_len
NO_OVERFLOW_SIMPLE 2 skb->dev->group
NO_OVERFLOW_SIMPLE 2 skb->dev->num_tc
NO_OVERFLOW_SIMPLE 2 skb->dev->proto_down
NO_OVERFLOW_SIMPLE 2 skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE 2 skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE 2 skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE 2 skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE 2 skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE 2 skb->end
NO_OVERFLOW_SIMPLE 2 skb->extensions
NO_OVERFLOW_SIMPLE 2 skb->len
NO_OVERFLOW_SIMPLE 2 skb->next->end
NO_OVERFLOW_SIMPLE 2 skb->next->len
NO_OVERFLOW_SIMPLE 2 skb->next->tail
NO_OVERFLOW_SIMPLE 2 skb->next->truesize
NO_OVERFLOW_SIMPLE 2 skb->prev->end
NO_OVERFLOW_SIMPLE 2 skb->prev->len
NO_OVERFLOW_SIMPLE 2 skb->prev->tail
NO_OVERFLOW_SIMPLE 2 skb->prev->truesize
NO_OVERFLOW_SIMPLE 2 skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 2 skb->tail
NO_OVERFLOW_SIMPLE 2 skb->truesize
UNITS 0 net unit_byte
UNITS 1 sk unit_byte
UNITS 2 skb unit_byte
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read
HALF_LOCKED2 0 &net->ipv4.mfc_mutex
HALF_LOCKED2 0 &net->ipv6.mfc_mutex
HALF_LOCKED2 1 sk
HALF_LOCKED2 1 &sk->sk_callback_lock
HALF_LOCKED2 1 &sk->sk_lock.slock

net/bridge/br_netfilter_hooks.c br_nf_pre_routing_finish_bridge_slow() -> br_handle_frame_finish()

Type Parameter Key Value
PARAM_VALUE 1 sk 0
PARAM_VALUE 2 skb 4096-ptr_max
PARAM_VALUE 2 skb->data 4096-ptr_max
PARAM_VALUE 2 skb->dev 4096-ptr_max
PARAM_VALUE 2 skb->dev->ethtool_ops->get_link_ext_state 0-s64max
PARAM_VALUE 2 skb->dev->ethtool_ops->get_mm_stats 0-s64max
PARAM_VALUE 2 skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq 0-s64max
PARAM_VALUE 2 skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active s32min-s32max
PARAM_VALUE 2 skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active s32min-s32max
PARAM_VALUE 2 skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq 0-s64max
PARAM_VALUE 2 skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active s32min-s32max
PARAM_VALUE 2 skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active s32min-s32max
PARAM_VALUE 2 skb->dev->ip6_ptr->stats.proc_dir_entry 0,4806605944481423360
PARAM_VALUE 2 skb->dev->linkwatch_dev_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 2 skb->dev->linkwatch_dev_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 2 skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 2 skb->dev->nd_net.net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 2 skb->dev->ndisc_ops->fill_addr_option 4096-ptr_max
PARAM_VALUE 2 skb->dev->ndisc_ops->parse_options 4096-ptr_max
PARAM_VALUE 2 skb->dev->ndisc_ops->update 4096-ptr_max
PARAM_VALUE 2 skb->dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 2 skb->dev->rtnl_link_ops->priv_size 0,8,32,40,48,56,88,112,120,144,160,224,240,256,296,616,624,728,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,9688-u64max
PARAM_VALUE 2 skb->next->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 2 skb->next->sk->ns_tracker->dead 0-1
PARAM_VALUE 2 skb->next->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 2 skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq 0-s64max
PARAM_VALUE 2 skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active s32min-s32max
PARAM_VALUE 2 skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active s32min-s32max
PARAM_VALUE 2 skb->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 2 skb->sk->ns_tracker->dead 0-1
PARAM_VALUE 2 skb->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 2 skb->sk->sk_peer_cred->process_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 2 skb->sk->sk_peer_cred->process_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 2 skb->sk->sk_peer_cred->request_key_auth->user->qnbytes s32min-s32max
PARAM_VALUE 2 skb->sk->sk_peer_cred->request_key_auth->user->qnkeys s32min-s32max
PARAM_VALUE 2 skb->sk->sk_peer_cred->session_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 2 skb->sk->sk_peer_cred->session_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 2 skb->sk->sk_peer_cred->thread_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 2 skb->sk->sk_peer_cred->thread_keyring->user->qnkeys s32min-s32max
BUF_SIZE 2 skb (-1)-s32max
BUF_SIZE 2 skb (-1)-s32max
CAPPED_DATA 2 skb->dev->nd_net.net 1
DATA_SOURCE 2 skb $0
MEM_ZERO 2 skb->cb
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 2 skb->csum_offset 0-u16max
HOST_DATA 2 skb->data_len 0-2147483648[c]
HOST_DATA 2 skb->prev->csum_offset 0-u16max
HOST_DATA 2 skb->prev->data_len 0-u32max[c]
HOST_DATA 2 skb->prev->len 0-u32max[c]
HOST_DATA 2 skb->prev->truesize 0-u32max
HOST_DATA 2 skb->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 2 skb->prev->users.refs.counter s32min-0,2-s32max
HOST_DATA 2 skb->tstamp 500000002-4294967299794967295[c]
HOST_DATA 2 skb->users.refs.counter s32min-0,2-s32max
NO_OVERFLOW_SIMPLE 2 skb->data_len
NO_OVERFLOW_SIMPLE 2 skb->dev->group
NO_OVERFLOW_SIMPLE 2 skb->dev->num_tc
NO_OVERFLOW_SIMPLE 2 skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE 2 skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE 2 skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE 2 skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE 2 skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE 2 skb->end
NO_OVERFLOW_SIMPLE 2 skb->extensions
NO_OVERFLOW_SIMPLE 2 skb->len
NO_OVERFLOW_SIMPLE 2 skb->prev->data_len
NO_OVERFLOW_SIMPLE 2 skb->prev->end
NO_OVERFLOW_SIMPLE 2 skb->prev->len
NO_OVERFLOW_SIMPLE 2 skb->prev->tail
NO_OVERFLOW_SIMPLE 2 skb->prev->truesize
NO_OVERFLOW_SIMPLE 2 skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 2 skb->tail
NO_OVERFLOW_SIMPLE 2 skb->truesize
LOCK2 rcu_read
HALF_LOCKED2 &dev->tx_global_lock
HALF_LOCKED2 &txq->_xmit_lock
HALF_LOCKED2 bh
HALF_LOCKED2 flags

net/netfilter/nfnetlink_queue.c nf_reinject() -> (struct nf_hook_state)->okfn()

Type Parameter Key Value
CONTAINER 0 *(-40+32) $(-1)
CONTAINER 1 *(-40+24) $(-1)
CONTAINER 2 *(-40-72+24) $(-1)
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 bh
HALF_LOCKED2 &queue->lock
HALF_LOCKED2 rcu_read

net/bridge/br_netfilter_hooks.c ip_sabotage_in() -> (struct nf_hook_state)->okfn()

Type Parameter Key Value
PARAM_VALUE 2 skb 4096-ptr_max
PARAM_VALUE 2 skb->dev 4096-ptr_max
PARAM_VALUE 2 skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 2 skb->dev->nd_net.net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 2 skb->dev->ndisc_ops->fill_addr_option 4096-ptr_max
PARAM_VALUE 2 skb->dev->ndisc_ops->parse_options 4096-ptr_max
PARAM_VALUE 2 skb->dev->ndisc_ops->update 4096-ptr_max
PARAM_VALUE 2 skb->dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 2 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 2 skb (-1)-s32max
BUF_SIZE 2 skb (-1)-s32max
DATA_SOURCE 2 skb $1
CONTAINER 0 *(-40+32) $(-1)
CONTAINER 1 *(-40+24) $(-1)
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 2 skb->csum 0-192512[c]
HOST_DATA 2 skb->csum_offset 0-u16max
HOST_DATA 2 skb->data_len 0-u32max[c]
HOST_DATA 2 skb->inner_protocol 1-255
HOST_DATA 2 skb->len 0-u32max[c]
HOST_DATA 2 skb->prev->csum_offset 0-u16max
HOST_DATA 2 skb->prev->data_len 0-u32max[c]
HOST_DATA 2 skb->prev->len 0-u32max[c]
HOST_DATA 2 skb->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 2 skb->protocol 1-255
HOST_DATA 2 skb->truesize 0-u32max
HOST_DATA 2 skb->tstamp 500000002-4294967299794967295[c]
HOST_DATA 2 skb->users.refs.counter s32min-0,2-s32max
HOST_DATA 2 *skb->data 0-255
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 2 skb->data_len
NO_OVERFLOW_SIMPLE 2 skb->dev->group
NO_OVERFLOW_SIMPLE 2 skb->dev->num_tc
NO_OVERFLOW_SIMPLE 2 skb->dev->proto_down
NO_OVERFLOW_SIMPLE 2 skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE 2 skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE 2 skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE 2 skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE 2 skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE 2 skb->end
NO_OVERFLOW_SIMPLE 2 skb->extensions
NO_OVERFLOW_SIMPLE 2 skb->len
NO_OVERFLOW_SIMPLE 2 skb->next->end
NO_OVERFLOW_SIMPLE 2 skb->next->len
NO_OVERFLOW_SIMPLE 2 skb->next->tail
NO_OVERFLOW_SIMPLE 2 skb->prev->end
NO_OVERFLOW_SIMPLE 2 skb->prev->len
NO_OVERFLOW_SIMPLE 2 skb->prev->tail
NO_OVERFLOW_SIMPLE 2 skb->prev->truesize
NO_OVERFLOW_SIMPLE 2 skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 2 skb->tail
NO_OVERFLOW_SIMPLE 2 skb->truesize
HALF_LOCKED2 rcu_read

net/bridge/br_netfilter_hooks.c br_nf_hook_thresh() -> br_nf_hook_thresh param 6()

Type Parameter Key Value
PARAM_VALUE 0 net 4096-ptr_max
PARAM_VALUE 0 net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 0 net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 0 net->nf.hooks_bridge 4096-ptr_max
PARAM_VALUE 2 skb 4096-ptr_max
PARAM_VALUE 2 skb->dev->ethtool_ops->create_rxfh_context 0-s64max
PARAM_VALUE 2 skb->dev->ethtool_ops->get_link_ext_state 0-s64max
PARAM_VALUE 2 skb->dev->ethtool_ops->get_mm_stats 0-s64max
PARAM_VALUE 2 skb->dev->ethtool_ops->modify_rxfh_context 0-s64max
PARAM_VALUE 2 skb->dev->ethtool_ops->remove_rxfh_context 0-s64max
PARAM_VALUE 2 skb->dev->ethtool_ops->rxfh_max_num_contexts 0-4294967295
PARAM_VALUE 2 skb->dev->ethtool_ops->supported_coalesce_params 0-s64max
PARAM_VALUE 2 skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 2 skb->dev->nd_net.net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 2 skb->dev->ndisc_ops->fill_addr_option 4096-ptr_max
PARAM_VALUE 2 skb->dev->ndisc_ops->parse_options 4096-ptr_max
PARAM_VALUE 2 skb->dev->ndisc_ops->update 4096-ptr_max
PARAM_VALUE 2 skb->dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 2 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
PARAM_VALUE 2 skb->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 2 skb->sk->ns_tracker->dead 0-1
PARAM_VALUE 2 skb->sk->ns_tracker->free_stack_handle 0-4294967295
BUF_SIZE 0 net (-1),1-s32max
BUF_SIZE 0 net (-1),1-s32max
BUF_SIZE 1 sk->__sk_common.skc_prot (-1),448
BUF_SIZE 1 sk->sk_user_data (-1),1-259,368
BUF_SIZE 2 skb (-1)-s32max
BUF_SIZE 2 skb (-1)-s32max
CAPPED_DATA 2 skb->head 1
DATA_SOURCE 0 net $1
DATA_SOURCE 1 sk $2
DATA_SOURCE 2 skb $3
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 1 sk->sk_receive_queue.prev->csum_offset 0-u16max
HOST_DATA 1 sk->sk_receive_queue.prev->data_len 0-u32max[c]
HOST_DATA 1 sk->sk_receive_queue.prev->len 0-241,4294901762-u32max[c]
HOST_DATA 1 sk->sk_receive_queue.prev->next->csum_offset 0-u16max
HOST_DATA 1 sk->sk_receive_queue.prev->next->data_len 0-u32max[c]
HOST_DATA 1 sk->sk_receive_queue.prev->next->len 0-241,4294901762-u32max[c]
HOST_DATA 1 sk->sk_receive_queue.prev->next->truesize 0-u32max
HOST_DATA 1 sk->sk_receive_queue.prev->truesize 0-u32max
HOST_DATA 2 skb->csum 0-192512[c]
HOST_DATA 2 skb->csum_offset 0-u16max
HOST_DATA 2 skb->data_len 0-u32max[c]
HOST_DATA 2 skb->next->prev->csum_offset 0-u16max
HOST_DATA 2 skb->next->prev->data_len 0-u32max[c]
HOST_DATA 2 skb->next->prev->len 1-u32max[c]
HOST_DATA 2 skb->next->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 2 skb->prev->csum_offset 0-u16max
HOST_DATA 2 skb->prev->data_len 0-u32max[c]
HOST_DATA 2 skb->prev->len 0-u32max[c]
HOST_DATA 2 skb->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 2 skb->protocol 1-255
HOST_DATA 2 skb->truesize 0-u32max
HOST_DATA 2 skb->tstamp 500000002-4294967299794967295[c]
HOST_DATA 2 skb->users.refs.counter s32min-0,2-s32max
HOST_DATA 2 *skb->data 0-255
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->end
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->end
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->end
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->data_len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->next->data_len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->truesize
NO_OVERFLOW_SIMPLE 2 skb->data_len
NO_OVERFLOW_SIMPLE 2 skb->dev->group
NO_OVERFLOW_SIMPLE 2 skb->dev->num_tc
NO_OVERFLOW_SIMPLE 2 skb->dev->proto_down
NO_OVERFLOW_SIMPLE 2 skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE 2 skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE 2 skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE 2 skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE 2 skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE 2 skb->end
NO_OVERFLOW_SIMPLE 2 skb->len
NO_OVERFLOW_SIMPLE 2 skb->next->end
NO_OVERFLOW_SIMPLE 2 skb->next->len
NO_OVERFLOW_SIMPLE 2 skb->next->tail
NO_OVERFLOW_SIMPLE 2 skb->next->truesize
NO_OVERFLOW_SIMPLE 2 skb->prev->end
NO_OVERFLOW_SIMPLE 2 skb->prev->len
NO_OVERFLOW_SIMPLE 2 skb->prev->tail
NO_OVERFLOW_SIMPLE 2 skb->prev->truesize
NO_OVERFLOW_SIMPLE 2 skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 2 skb->tail
NO_OVERFLOW_SIMPLE 2 skb->truesize
UNITS 0 net unit_byte
UNITS 1 sk unit_byte
UNITS 2 skb unit_byte
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read
HALF_LOCKED2 0 &net->ipv4.mfc_mutex
HALF_LOCKED2 0 &net->ipv6.mfc_mutex
HALF_LOCKED2 1 sk
HALF_LOCKED2 1 &sk->sk_callback_lock
HALF_LOCKED2 1 &sk->sk_lock.slock

net/bridge/br_netfilter_hooks.c br_nf_hook_thresh() -> br_nf_hook_thresh param 6()

Type Parameter Key Value
PARAM_VALUE 0 net 4096-ptr_max
PARAM_VALUE 0 net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 0 net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 0 net->nf.hooks_bridge 4096-ptr_max
PARAM_VALUE 2 skb 4096-ptr_max
PARAM_VALUE 2 skb->dev->ethtool_ops->create_rxfh_context 0-s64max
PARAM_VALUE 2 skb->dev->ethtool_ops->get_link_ext_state 0-s64max
PARAM_VALUE 2 skb->dev->ethtool_ops->get_mm_stats 0-s64max
PARAM_VALUE 2 skb->dev->ethtool_ops->modify_rxfh_context 0-s64max
PARAM_VALUE 2 skb->dev->ethtool_ops->remove_rxfh_context 0-s64max
PARAM_VALUE 2 skb->dev->ethtool_ops->rxfh_max_num_contexts 0-4294967295
PARAM_VALUE 2 skb->dev->ethtool_ops->supported_coalesce_params 0-s64max
PARAM_VALUE 2 skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 2 skb->dev->nd_net.net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 2 skb->dev->ndisc_ops->fill_addr_option 4096-ptr_max
PARAM_VALUE 2 skb->dev->ndisc_ops->parse_options 4096-ptr_max
PARAM_VALUE 2 skb->dev->ndisc_ops->update 4096-ptr_max
PARAM_VALUE 2 skb->dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 2 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
PARAM_VALUE 2 skb->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 2 skb->sk->ns_tracker->dead 0-1
PARAM_VALUE 2 skb->sk->ns_tracker->free_stack_handle 0-4294967295
BUF_SIZE 0 net (-1),1-s32max
BUF_SIZE 0 net (-1),1-s32max
BUF_SIZE 1 sk->__sk_common.skc_prot (-1),448
BUF_SIZE 1 sk->sk_user_data (-1),1-259,368
BUF_SIZE 2 skb (-1)-s32max
BUF_SIZE 2 skb (-1)-s32max
CAPPED_DATA 2 skb 1
CAPPED_DATA 2 skb->head 1
DATA_SOURCE 0 net $1
DATA_SOURCE 1 sk $2
DATA_SOURCE 2 skb $3
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 1 sk->sk_receive_queue.prev->csum_offset 0-u16max
HOST_DATA 1 sk->sk_receive_queue.prev->data_len 0-u32max[c]
HOST_DATA 1 sk->sk_receive_queue.prev->len 0-241,4294901762-u32max[c]
HOST_DATA 1 sk->sk_receive_queue.prev->next->csum_offset 0-u16max
HOST_DATA 1 sk->sk_receive_queue.prev->next->data_len 0-u32max[c]
HOST_DATA 1 sk->sk_receive_queue.prev->next->len 0-241,4294901762-u32max[c]
HOST_DATA 1 sk->sk_receive_queue.prev->next->truesize 0-u32max
HOST_DATA 1 sk->sk_receive_queue.prev->truesize 0-u32max
HOST_DATA 2 skb->csum 0-192512[c]
HOST_DATA 2 skb->csum_offset 0-u16max
HOST_DATA 2 skb->data_len 0-u32max[c]
HOST_DATA 2 skb->next->prev->csum_offset 0-u16max
HOST_DATA 2 skb->next->prev->data_len 0-u32max[c]
HOST_DATA 2 skb->next->prev->len 1-u32max[c]
HOST_DATA 2 skb->next->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 2 skb->prev->csum_offset 0-u16max
HOST_DATA 2 skb->prev->data_len 0-u32max[c]
HOST_DATA 2 skb->prev->len 0-u32max[c]
HOST_DATA 2 skb->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 2 skb->protocol 1-255
HOST_DATA 2 skb->truesize 0-u32max
HOST_DATA 2 skb->tstamp 500000002-4294967299794967295[c]
HOST_DATA 2 skb->users.refs.counter s32min-0,2-s32max
HOST_DATA 2 *skb->data 0-255
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->end
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.head->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->end
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->end
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_backlog.tail->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->data_len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->next->data_len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->next->len
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 1 sk->sk_write_queue.prev->truesize
NO_OVERFLOW_SIMPLE 2 skb->data_len
NO_OVERFLOW_SIMPLE 2 skb->dev->group
NO_OVERFLOW_SIMPLE 2 skb->dev->num_tc
NO_OVERFLOW_SIMPLE 2 skb->dev->proto_down
NO_OVERFLOW_SIMPLE 2 skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE 2 skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE 2 skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE 2 skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE 2 skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE 2 skb->end
NO_OVERFLOW_SIMPLE 2 skb->len
NO_OVERFLOW_SIMPLE 2 skb->next->end
NO_OVERFLOW_SIMPLE 2 skb->next->len
NO_OVERFLOW_SIMPLE 2 skb->next->tail
NO_OVERFLOW_SIMPLE 2 skb->next->truesize
NO_OVERFLOW_SIMPLE 2 skb->prev->end
NO_OVERFLOW_SIMPLE 2 skb->prev->len
NO_OVERFLOW_SIMPLE 2 skb->prev->tail
NO_OVERFLOW_SIMPLE 2 skb->prev->truesize
NO_OVERFLOW_SIMPLE 2 skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 2 skb->tail
NO_OVERFLOW_SIMPLE 2 skb->truesize
UNITS 0 net unit_byte
UNITS 1 sk unit_byte
UNITS 2 skb unit_byte
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read
HALF_LOCKED2 0 &net->ipv4.mfc_mutex
HALF_LOCKED2 0 &net->ipv6.mfc_mutex
HALF_LOCKED2 1 sk
HALF_LOCKED2 1 &sk->sk_callback_lock
HALF_LOCKED2 1 &sk->sk_lock.slock