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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

net/ipv4/tcp_output.c tcp_fragment() -> tcp_insert_write_queue_after()

Type Parameter Key Value
PARAM_VALUE 0 skb 4096-ptr_max
PARAM_VALUE 0 skb->cb 4096-ptr_max
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->ndisc_ops->fill_addr_option 4096-ptr_max
PARAM_VALUE 0 skb->dev->ndisc_ops->parse_options 4570881757937598464
PARAM_VALUE 0 skb->dev->ndisc_ops->update 8455145027589103616
PARAM_VALUE 0 skb->dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 0 skb->dev->rtnl_link_ops->priv_size 0,8,32,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3544,3552,3720,9688-u64max
PARAM_VALUE 1 buff 4096-ptr_max
PARAM_VALUE 1 buff->cb 4096-ptr_max
PARAM_VALUE 1 buff->data 4096-ptr_max
PARAM_VALUE 1 buff->ip_summed 3
PARAM_VALUE 1 buff->nohdr 1
PARAM_VALUE 1 buff->tcp_tsorted_anchor.next 4096-ptr_max
PARAM_VALUE 1 buff->tcp_tsorted_anchor.next->next 4096-ptr_max
PARAM_VALUE 1 buff->tcp_tsorted_anchor.prev 4096-ptr_max
PARAM_VALUE 1 buff->tcp_tsorted_anchor.prev->next 4096-ptr_max
PARAM_VALUE 1 buff->tcp_tsorted_anchor.prev->prev 4096-ptr_max
PARAM_VALUE 1 buff->tstamp_type 0-1
PARAM_VALUE 2 sk 4096-ptr_max
PARAM_VALUE 2 sk->__sk_common.skc_prot 4096-ptr_max
PARAM_VALUE 2 sk->sk_memcg->high_work.entry.next->prev 4096-ptr_max
PARAM_VALUE 2 sk->sk_memcg->tcpmem_pressure 0-1
PARAM_VALUE 3 tcp_queue 0-1
BUF_SIZE 1 buff 320
BUF_SIZE 1 buff 320
BUF_SIZE 2 sk (-1),1480
BUF_SIZE 2 sk (-1),1480
BUF_SIZE 2 sk->__sk_common.skc_prot (-1),448
CAPPED_DATA 0 skb 1
CAPPED_DATA 1 buff->len 1
CAPPED_DATA 2 sk 1
DATA_SOURCE 0 skb $2
DATA_SOURCE 1 buff r tcp_stream_alloc_skb
DATA_SOURCE 2 sk $0
DATA_SOURCE 3 tcp_queue $1
HARD_MAX 3 tcp_queue 1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 0 skb->len 1-u32max[c]
HOST_DATA 0 skb->next->data_len 0-u32max[c]
HOST_DATA 0 skb->next->prev->data_len 0-u32max[c]
HOST_DATA 1 buff->data_len 0-u32max[c]
HOST_DATA 2 sk->sk_receive_queue.prev->csum 0-65024[c]
HOST_DATA 2 sk->sk_receive_queue.prev->csum_offset 0-u16max
HOST_DATA 2 sk->sk_receive_queue.prev->data_len 0-u32max[c]
HOST_DATA 2 sk->sk_receive_queue.prev->len 1-241[c]
HOST_DATA 2 sk->sk_receive_queue.prev->next->csum 0-65024[c]
HOST_DATA 2 sk->sk_receive_queue.prev->next->csum_offset 0-u16max
HOST_DATA 2 sk->sk_receive_queue.prev->next->data_len 0-u32max[c]
HOST_DATA 2 sk->sk_receive_queue.prev->next->len 1-241[c]
NO_OVERFLOW_SIMPLE 1 buff->data_len
NO_OVERFLOW_SIMPLE 1 buff->len
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.head->end
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.head->len
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.head->tail
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.head->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->end
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->len
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->next->end
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->next->len
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->next->tail
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->next->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->tail
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->len
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->prev->len
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.prev->data_len
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.prev->len
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.prev->next->data_len
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.prev->next->len
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.prev->truesize
UNITS 2 sk unit_byte
HALF_LOCKED2 2 sk
HALF_LOCKED2 2 &sk->sk_lock.slock

net/ipv4/tcp_output.c tso_fragment() -> tcp_insert_write_queue_after()

Type Parameter Key Value
PARAM_VALUE 0 skb 4096-ptr_max
PARAM_VALUE 0 skb->cb 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-s64max
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->ndisc_ops->fill_addr_option 4096-ptr_max
PARAM_VALUE 0 skb->dev->ndisc_ops->parse_options 4096-ptr_max
PARAM_VALUE 0 skb->dev->ndisc_ops->update 4096-ptr_max
PARAM_VALUE 0 skb->dev->rtnl_link_ops->maxtype 0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE 0 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 0 skb->len 0-4294967294
PARAM_VALUE 1 buff 4096-ptr_max
PARAM_VALUE 1 buff->cb 4096-ptr_max
PARAM_VALUE 1 buff->data 4096-ptr_max
PARAM_VALUE 1 buff->ip_summed 3
PARAM_VALUE 1 buff->nohdr 1
PARAM_VALUE 1 buff->tcp_tsorted_anchor.next 4096-ptr_max
PARAM_VALUE 1 buff->tcp_tsorted_anchor.next->next 4096-ptr_max
PARAM_VALUE 1 buff->tcp_tsorted_anchor.prev 4096-ptr_max
PARAM_VALUE 1 buff->tcp_tsorted_anchor.prev->next 4096-ptr_max
PARAM_VALUE 1 buff->tcp_tsorted_anchor.prev->prev 4096-ptr_max
PARAM_VALUE 2 sk 4096-ptr_max
PARAM_VALUE 2 sk->__sk_common.skc_prot 4096-ptr_max
PARAM_VALUE 2 sk->sk_memcg->high_work.entry.next->prev 4096-ptr_max
PARAM_VALUE 2 sk->sk_memcg->tcpmem_pressure 0-1
PARAM_VALUE 3 tcp_queue 0
BUF_SIZE 1 buff 320
BUF_SIZE 1 buff 320
BUF_SIZE 2 sk->__sk_common.skc_prot (-1),448
BUF_SIZE 2 sk->sk_user_data (-1),232,368
CAPPED_DATA 1 buff->len 1
CAPPED_DATA 2 sk 1
CAPPED_DATA 2 sk->__sk_common.skc_net.net 1
DATA_SOURCE 0 skb $1
DATA_SOURCE 1 buff r tcp_stream_alloc_skb
DATA_SOURCE 2 sk $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 0 skb->len 1-4294967294[c]
HOST_DATA 0 skb->next->data_len 0-u32max[c]
HOST_DATA 0 skb->next->prev->csum_offset 0-u16max
HOST_DATA 0 skb->next->prev->data_len 0-u32max[c]
HOST_DATA 0 skb->next->prev->len 0-u32max[c]
HOST_DATA 0 skb->next->prev->tstamp 500000002-4294967299794967295[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 0-u32max[c]
HOST_DATA 0 skb->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 0 *skb->data 0-255
HOST_DATA 1 buff->data_len 0-u32max[c]
HOST_DATA 2 sk->sk_receive_queue.prev->csum 0-65024[c]
HOST_DATA 2 sk->sk_receive_queue.prev->csum_offset 0-u16max
HOST_DATA 2 sk->sk_receive_queue.prev->data_len 0-u32max[c]
HOST_DATA 2 sk->sk_receive_queue.prev->len 0-241,4294901762-u32max[c]
HOST_DATA 2 sk->sk_receive_queue.prev->next->csum 0-65024[c]
HOST_DATA 2 sk->sk_receive_queue.prev->next->csum_offset 0-u16max
HOST_DATA 2 sk->sk_receive_queue.prev->next->data_len 0-u32max[c]
HOST_DATA 2 sk->sk_receive_queue.prev->next->len 0-241,4294901762-u32max[c]
HOST_DATA 2 sk->sk_receive_queue.prev->next->truesize 0-u32max
HOST_DATA 2 sk->sk_receive_queue.prev->truesize 0-u32max
NO_OVERFLOW_SIMPLE 1 buff->data_len
NO_OVERFLOW_SIMPLE 1 buff->len
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.head->end
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.head->len
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.head->tail
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.head->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->end
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->len
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->next->end
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->next->len
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->next->tail
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->next->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->tail
NO_OVERFLOW_SIMPLE 2 sk->sk_backlog.tail->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE 2 sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->len
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->prev->len
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.next->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.prev->data_len
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.prev->len
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.prev->next->data_len
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.prev->next->len
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 2 sk->sk_write_queue.prev->truesize
UNITS 2 sk unit_byte
HALF_LOCKED2 2 sk
HALF_LOCKED2 2 &sk->sk_callback_lock
HALF_LOCKED2 2 &sk->sk_lock.slock