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Defined in 2 files as a function:

Referenced in 3 files:

Smatch caller information:

net/ipv6/output_core.c __ip6_local_out() -> l3mdev_ip6_out()

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

net/ipv6/raw.c rawv6_send_hdrinc() -> l3mdev_ip6_out()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
PARAM_VALUE 0 sk->__sk_common.skc_prot 4096-ptr_max
PARAM_VALUE 0 sk->__sk_common.skc_refcnt.refs.counter (-1073741824),0-s32max
PARAM_VALUE 0 sk->__sk_common.skc_state 0-5,7-255
PARAM_VALUE 1 skb 4096-ptr_max
PARAM_VALUE 1 skb->_skb_refdst 4096-18446744073709547520
PARAM_VALUE 1 skb->data 4096-ptr_max
PARAM_VALUE 1 skb->data_len 0
PARAM_VALUE 1 skb->ip_summed 0
PARAM_VALUE 1 skb->protocol 34525
PARAM_VALUE 1 skb->skb_mstamp_ns 0
PARAM_VALUE 1 skb->tstamp 0
PARAM_VALUE 1 skb->tstamp_type 0
BUF_SIZE 1 skb 0-s32max
BUF_SIZE 1 skb 0-s32max
CAPPED_DATA 0 sk->__sk_common.skc_net.net 1
DATA_SOURCE 0 sk $0
DATA_SOURCE 1 skb r sock_alloc_send_skb
RX_PATH
TASK_NOT_RUNNING
UNITS 0 sk unit_byte
HALF_LOCKED2 &vq->mutex
HALF_LOCKED2 sk

net/ipv6/ip6_output.c ip6_xmit() -> l3mdev_ip6_out()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
PARAM_VALUE 1 skb 4096-ptr_max
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fqdir->f->frag_expire 0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE 1 skb->dev->nd_net.net->ipv4.fqdir->f->qsize 0,304,320
PARAM_VALUE 1 skb->dev->ndisc_ops->fill_addr_option 4096-ptr_max
PARAM_VALUE 1 skb->dev->ndisc_ops->parse_options 4096-ptr_max
PARAM_VALUE 1 skb->dev->ndisc_ops->update 4096-ptr_max
PARAM_VALUE 1 skb->dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 1 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 1 skb->protocol 34525
BUF_SIZE 0 sk->__sk_common.skc_prot (-1),448
BUF_SIZE 0 sk->sk_user_data (-1),368
BUF_SIZE 1 skb (-1)-s32max
BUF_SIZE 1 skb (-1)-s32max
CAPPED_DATA 0 sk->__sk_common.skc_net.net 1
CAPPED_DATA 1 skb->head 1
DATA_SOURCE 0 sk $0
DATA_SOURCE 1 skb $1 [m]
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 1 skb->csum 0-192512[c]
HOST_DATA 1 skb->csum_offset 0-u16max
HOST_DATA 1 skb->data_len 0-u32max[c]
HOST_DATA 1 skb->inner_protocol 1-255
HOST_DATA 1 skb->next->prev->csum_offset 0-u16max
HOST_DATA 1 skb->next->prev->data_len 0-u32max[c]
HOST_DATA 1 skb->next->prev->len 1-u32max[c]
HOST_DATA 1 skb->next->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 1 skb->prev->csum_offset 0-u16max
HOST_DATA 1 skb->prev->data_len 0-u32max[c]
HOST_DATA 1 skb->prev->len 0-u32max[c]
HOST_DATA 1 skb->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 1 skb->truesize 0-u32max
HOST_DATA 1 skb->tstamp 500000002-4294967299794967295[c]
HOST_DATA 1 skb->users.refs.counter s32min-0,2-s32max
HOST_DATA 1 *skb->data 0-255
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 1 skb->data_len
NO_OVERFLOW_SIMPLE 1 skb->dev->group
NO_OVERFLOW_SIMPLE 1 skb->dev->num_tc
NO_OVERFLOW_SIMPLE 1 skb->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE 1 skb->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE 1 skb->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE 1 skb->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE 1 skb->dev->tx_queue_len
NO_OVERFLOW_SIMPLE 1 skb->end
NO_OVERFLOW_SIMPLE 1 skb->extensions
NO_OVERFLOW_SIMPLE 1 skb->len
NO_OVERFLOW_SIMPLE 1 skb->next->end
NO_OVERFLOW_SIMPLE 1 skb->next->len
NO_OVERFLOW_SIMPLE 1 skb->prev->end
NO_OVERFLOW_SIMPLE 1 skb->prev->len
NO_OVERFLOW_SIMPLE 1 skb->prev->tail
NO_OVERFLOW_SIMPLE 1 skb->prev->truesize
NO_OVERFLOW_SIMPLE 1 skb->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 1 skb->tail
NO_OVERFLOW_SIMPLE 1 skb->truesize
UNITS 0 sk unit_byte
LOCK2 rcu_read
HALF_LOCKED2 &net->xfrm.xfrm_state_lock
HALF_LOCKED2 bh