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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

net/netfilter/nf_log.c nf_log_packet() -> (struct nf_logger)->logfn()

Type Parameter Key Value
PARAM_VALUE 0 net->nf.nf_loggers 4096-ptr_max
PARAM_VALUE 2 hooknum 0-255
PARAM_VALUE 3 skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 3 skb->dev->nd_net.net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 3 skb->dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 3 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 6 loginfo 0,4096-ptr_max
PARAM_VALUE 7 prefix 3157063402525843456
BUF_SIZE 3 skb (-1)-s32max
BUF_SIZE 3 skb (-1)-s32max
BUF_SIZE 7 prefix 128
DATA_SOURCE 0 net $0
DATA_SOURCE 1 pf $1
DATA_SOURCE 2 hooknum $2
DATA_SOURCE 3 skb $3
DATA_SOURCE 4 in $4
DATA_SOURCE 5 out $5
DATA_SOURCE 6 loginfo $6
STR_LEN 0 net 2,11-17,19-22,24-28,30,32,38,40,43,45,49,52,58,60,62,67
STR_LEN 0 net 2,11-17,19-22,24-28,30,32,38,40,43,45,49,52,58,60,62,67
STR_LEN 1 pf (-1),20,31
STR_LEN 2 hooknum (-1),6
STR_LEN 3 skb (-1),2,11-17,19-22,24-28,30,32,38,45,49,52,58,60,62,67
STR_LEN 3 skb (-1),2,11-17,19-22,24-28,30,32,38,45,49,52,58,60,62,67
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 3 skb->csum 0-4294967040[c]
HOST_DATA 3 skb->csum_offset 0-u16max
HOST_DATA 3 skb->data_len 0-u32max[c]
HOST_DATA 3 skb->inner_protocol 1-255
HOST_DATA 3 skb->len 0-u32max[c]
HOST_DATA 3 skb->prev->csum_offset 0-u16max
HOST_DATA 3 skb->prev->data_len 0-u32max[c]
HOST_DATA 3 skb->prev->len 0-u32max[c]
HOST_DATA 3 skb->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 3 skb->protocol 1-255
HOST_DATA 3 skb->truesize 0-u32max
HOST_DATA 3 skb->tstamp 500000002-4294967299794967295[c]
HOST_DATA 3 skb->users.refs.counter s32min-0,2-s32max
HOST_DATA 3 *skb->data 0-255
NO_OVERFLOW_SIMPLE 3 skb->data_len
NO_OVERFLOW_SIMPLE 3 skb->dev->group
NO_OVERFLOW_SIMPLE 3 skb->dev->num_tc
NO_OVERFLOW_SIMPLE 3 skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE 3 skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE 3 skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE 3 skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE 3 skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE 3 skb->end
NO_OVERFLOW_SIMPLE 3 skb->extensions
NO_OVERFLOW_SIMPLE 3 skb->len
NO_OVERFLOW_SIMPLE 3 skb->next->end
NO_OVERFLOW_SIMPLE 3 skb->next->len
NO_OVERFLOW_SIMPLE 3 skb->prev->end
NO_OVERFLOW_SIMPLE 3 skb->prev->len
NO_OVERFLOW_SIMPLE 3 skb->prev->tail
NO_OVERFLOW_SIMPLE 3 skb->prev->truesize
NO_OVERFLOW_SIMPLE 3 skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 3 skb->tail
NO_OVERFLOW_SIMPLE 3 skb->truesize
NO_OVERFLOW_SIMPLE 4 in->group
NO_OVERFLOW_SIMPLE 4 in->num_tc
NO_OVERFLOW_SIMPLE 4 in->real_num_rx_queues
NO_OVERFLOW_SIMPLE 4 in->real_num_tx_queues
NO_OVERFLOW_SIMPLE 4 in->stats.rx_bytes
NO_OVERFLOW_SIMPLE 4 in->stats.tx_bytes
NO_OVERFLOW_SIMPLE 4 in->tx_queue_len
NO_OVERFLOW_SIMPLE 5 out->group
NO_OVERFLOW_SIMPLE 5 out->num_tc
NO_OVERFLOW_SIMPLE 5 out->real_num_rx_queues
NO_OVERFLOW_SIMPLE 5 out->real_num_tx_queues
NO_OVERFLOW_SIMPLE 5 out->stats.rx_bytes
NO_OVERFLOW_SIMPLE 5 out->stats.tx_bytes
NO_OVERFLOW_SIMPLE 5 out->tx_queue_len
LOCK2 rcu_read

net/netfilter/nf_log.c nf_log_trace() -> (struct nf_logger)->logfn()

Type Parameter Key Value
PARAM_VALUE 0 net 4096-ptr_max
PARAM_VALUE 0 net->nf.nf_loggers 4096-ptr_max
PARAM_VALUE 1 pf 2,10
PARAM_VALUE 3 skb 4096-ptr_max
PARAM_VALUE 3 skb->dev->ethtool_ops->create_rxfh_context 0-s64max
PARAM_VALUE 3 skb->dev->ethtool_ops->get_link_ext_state 0-s64max
PARAM_VALUE 3 skb->dev->ethtool_ops->get_mm_stats 0-s64max
PARAM_VALUE 3 skb->dev->ethtool_ops->modify_rxfh_context 0-s64max
PARAM_VALUE 3 skb->dev->ethtool_ops->remove_rxfh_context 0-s64max
PARAM_VALUE 3 skb->dev->ethtool_ops->rxfh_max_num_contexts 0-4294967295
PARAM_VALUE 3 skb->dev->ethtool_ops->supported_coalesce_params 0-4294967295
PARAM_VALUE 3 skb->dev->ip6_ptr->mc_query_work.wq->dfl_pwq 0-s64max
PARAM_VALUE 3 skb->dev->ip6_ptr->mc_query_work.wq->saved_max_active s32min-s32max
PARAM_VALUE 3 skb->dev->ip6_ptr->mc_query_work.wq->saved_min_active s32min-s32max
PARAM_VALUE 3 skb->dev->ip6_ptr->mc_report_work.wq->dfl_pwq 0-s64max
PARAM_VALUE 3 skb->dev->ip6_ptr->mc_report_work.wq->saved_max_active s32min-s32max
PARAM_VALUE 3 skb->dev->ip6_ptr->mc_report_work.wq->saved_min_active s32min-s32max
PARAM_VALUE 3 skb->dev->ip6_ptr->stats.proc_dir_entry 0,4806605944481423360
PARAM_VALUE 3 skb->dev->linkwatch_dev_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 3 skb->dev->linkwatch_dev_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 3 skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 3 skb->dev->nd_net.net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 3 skb->dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 3 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 3 skb->next->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 3 skb->next->sk->ns_tracker->dead 0-1
PARAM_VALUE 3 skb->next->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 3 skb->next->sk->sk_peer_cred->process_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 3 skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 3 skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes s32min-s32max
PARAM_VALUE 3 skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys s32min-s32max
PARAM_VALUE 3 skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 3 skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 3 skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 3 skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 3 skb->nf_trace 1
PARAM_VALUE 3 skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->dfl_pwq 0-s64max
PARAM_VALUE 3 skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_max_active s32min-s32max
PARAM_VALUE 3 skb->sk->__sk_common.skc_net.net->xfrm.nat_keepalive_work.wq->saved_min_active s32min-s32max
PARAM_VALUE 3 skb->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 3 skb->sk->ns_tracker->dead 0-1
PARAM_VALUE 3 skb->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 3 skb->sk->sk_peer_cred->process_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 3 skb->sk->sk_peer_cred->process_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 3 skb->sk->sk_peer_cred->request_key_auth->user->qnbytes s32min-s32max
PARAM_VALUE 3 skb->sk->sk_peer_cred->request_key_auth->user->qnkeys s32min-s32max
PARAM_VALUE 3 skb->sk->sk_peer_cred->session_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 3 skb->sk->sk_peer_cred->session_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 3 skb->sk->sk_peer_cred->thread_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 3 skb->sk->sk_peer_cred->thread_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 4 in 0,4096-ptr_max
PARAM_VALUE 5 out 0,4096-ptr_max
PARAM_VALUE 6 loginfo 362530693956587520,3391003293975535616
PARAM_VALUE 7 prefix 7915952526627450880
BUF_SIZE 3 skb (-1)-s32max
BUF_SIZE 3 skb (-1)-s32max
BUF_SIZE 7 prefix 128
CAPPED_DATA 4 in 1
CAPPED_DATA 5 out 1
DATA_SOURCE 0 net $0
DATA_SOURCE 1 pf $1
DATA_SOURCE 2 hooknum $2
DATA_SOURCE 3 skb $3
DATA_SOURCE 4 in $4
DATA_SOURCE 5 out $5
DATA_SOURCE 6 loginfo $6
STR_LEN 0 net 19
STR_LEN 0 net 19
HARD_MAX 1 pf 10
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 3 skb->csum 0-192512[c]
HOST_DATA 3 skb->csum_offset 0-u16max
HOST_DATA 3 skb->data_len 0-u32max[c]
HOST_DATA 3 skb->len 0-u32max[c]
HOST_DATA 3 skb->prev->csum_offset 0-u16max
HOST_DATA 3 skb->prev->data_len 0-u32max[c]
HOST_DATA 3 skb->prev->len 0-u32max[c]
HOST_DATA 3 skb->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 3 skb->protocol 1-255
HOST_DATA 3 skb->truesize 0-u32max
HOST_DATA 3 skb->tstamp 500000002-4294967299794967295[c]
HOST_DATA 3 skb->users.refs.counter s32min-0,2-s32max
HOST_DATA 3 *skb->data 0-255
NO_OVERFLOW_SIMPLE 3 skb->data_len
NO_OVERFLOW_SIMPLE 3 skb->dev->group
NO_OVERFLOW_SIMPLE 3 skb->dev->num_tc
NO_OVERFLOW_SIMPLE 3 skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE 3 skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE 3 skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE 3 skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE 3 skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE 3 skb->end
NO_OVERFLOW_SIMPLE 3 skb->extensions
NO_OVERFLOW_SIMPLE 3 skb->len
NO_OVERFLOW_SIMPLE 3 skb->next->end
NO_OVERFLOW_SIMPLE 3 skb->next->len
NO_OVERFLOW_SIMPLE 3 skb->prev->end
NO_OVERFLOW_SIMPLE 3 skb->prev->len
NO_OVERFLOW_SIMPLE 3 skb->prev->tail
NO_OVERFLOW_SIMPLE 3 skb->prev->truesize
NO_OVERFLOW_SIMPLE 3 skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 3 skb->tail
NO_OVERFLOW_SIMPLE 3 skb->truesize
NO_OVERFLOW_SIMPLE 4 in->group
NO_OVERFLOW_SIMPLE 4 in->num_tc
NO_OVERFLOW_SIMPLE 4 in->real_num_rx_queues
NO_OVERFLOW_SIMPLE 4 in->real_num_tx_queues
NO_OVERFLOW_SIMPLE 4 in->stats.rx_bytes
NO_OVERFLOW_SIMPLE 4 in->stats.tx_bytes
NO_OVERFLOW_SIMPLE 4 in->tx_queue_len
NO_OVERFLOW_SIMPLE 5 out->group
NO_OVERFLOW_SIMPLE 5 out->num_tc
NO_OVERFLOW_SIMPLE 5 out->real_num_rx_queues
NO_OVERFLOW_SIMPLE 5 out->real_num_tx_queues
NO_OVERFLOW_SIMPLE 5 out->stats.rx_bytes
NO_OVERFLOW_SIMPLE 5 out->stats.tx_bytes
NO_OVERFLOW_SIMPLE 5 out->tx_queue_len
LOCK2 bh
LOCK2 rcu_read