ipmr_cache_unresolved identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

net/ipv4/ipmr.c, line 1142 (as a function)

Referenced in 1 files:

net/ipv4/ipmr.c

Smatch caller information:

net/ipv4/ipmr.c ip_mr_input() -> ipmr_cache_unresolved()

Type	Parameter	Key	Value
PARAM_VALUE	0	mrt	4096-ptr_max
PARAM_VALUE	0	mrt->mfc_hash.ht.p.hashfn	4096-ptr_max
PARAM_VALUE	0	mrt->ops.rht_params	4096-ptr_max
PARAM_VALUE	2	skb	4096-ptr_max
PARAM_VALUE	2	skb->cb	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->nd_net.net->ipv4.mr_rules_ops	4096-ptr_max
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->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->next->sk->sk_peer_cred->process_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	2	skb->next->sk->sk_peer_cred->process_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	2	skb->next->sk->sk_peer_cred->request_key_auth->user->qnbytes	s32min-s32max
PARAM_VALUE	2	skb->next->sk->sk_peer_cred->request_key_auth->user->qnkeys	s32min-s32max
PARAM_VALUE	2	skb->next->sk->sk_peer_cred->session_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	2	skb->next->sk->sk_peer_cred->session_keyring->user->qnkeys	s32min-s32max
PARAM_VALUE	2	skb->next->sk->sk_peer_cred->thread_keyring->user->qnbytes	s32min-s32max
PARAM_VALUE	2	skb->next->sk->sk_peer_cred->thread_keyring->user->qnkeys	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	3	dev	4096-ptr_max
BUF_SIZE	2	skb	(-1)-s32max
BUF_SIZE	2	skb	(-1)-s32max
CAPPED_DATA	3	dev	1
DATA_SOURCE	0	mrt	r ipmr_rt_fib_lookup
DATA_SOURCE	1	vifi	r ipmr_find_vif
DATA_SOURCE	2	skb	$0 [m]
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	2	skb->csum	0-4294967041[c]
HOST_DATA	2	skb->csum_offset	0-u16max
HOST_DATA	2	skb->data_len	0-u32max[c]
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->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	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->data_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->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
NO_OVERFLOW_SIMPLE	3	dev->group
NO_OVERFLOW_SIMPLE	3	dev->num_tc
NO_OVERFLOW_SIMPLE	3	dev->proto_down
NO_OVERFLOW_SIMPLE	3	dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	3	dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	3	dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	3	dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	3	dev->tx_queue_len
UNITS	2	skb	unit_byte
UNITS	3	dev	unit_byte
HALF_LOCKED2		bh
HALF_LOCKED2		rcu_read

net/ipv4/ipmr.c ip_mr_output() -> ipmr_cache_unresolved()

Type	Parameter	Key	Value
PARAM_VALUE	0	mrt	4096-ptr_max
PARAM_VALUE	0	mrt->mfc_hash.ht.p.hashfn	4096-ptr_max
PARAM_VALUE	0	mrt->ops.rht_params	4096-ptr_max
PARAM_VALUE	2	skb	4096-ptr_max
PARAM_VALUE	2	skb->_skb_refdst	1-u64max
PARAM_VALUE	2	skb->cb	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->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	3	dev	4096-ptr_max
BUF_SIZE	2	skb	(-1)-s32max
BUF_SIZE	2	skb	(-1)-s32max
CAPPED_DATA	2	skb	1
CAPPED_DATA	3	dev	1
DATA_SOURCE	0	mrt	r ipmr_rt_fib_lookup
DATA_SOURCE	1	vifi	r ipmr_find_vif
DATA_SOURCE	2	skb	$2
DATA_SOURCE	3	dev	r dst_dev_rcu
RX_PATH
TASK_NOT_RUNNING
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->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	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->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
UNITS	2	skb	unit_byte
LOCK2		rcu_read
HALF_LOCKED2		bh

net/ipv4/ipmr.c ipmr_get_route() -> ipmr_cache_unresolved()

Type	Parameter	Key	Value
PARAM_VALUE	0	mrt	4096-ptr_max
PARAM_VALUE	0	mrt->id	253
PARAM_VALUE	0	mrt->mfc_hash.ht.p.hashfn	4096-ptr_max
PARAM_VALUE	0	mrt->ops.rht_params	4096-ptr_max
PARAM_VALUE	2	skb	4096-ptr_max
PARAM_VALUE	2	skb->cloned	0
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
PARAM_VALUE	2	skb->users.refs.counter	1
PARAM_VALUE	3	dev	1-u64max
BUF_SIZE	2	skb	(-1)-s32max
BUF_SIZE	2	skb	(-1)-s32max
CAPPED_DATA	2	skb	1
CAPPED_DATA	2	skb->head	1
CAPPED_DATA	3	dev	1
DATA_SOURCE	0	mrt	r __ipmr_get_table
DATA_SOURCE	1	vifi	r ipmr_find_vif
DATA_SOURCE	2	skb	r skb_realloc_headroom
RX_PATH
TASK_NOT_RUNNING
UNITS	3	dev	unit_byte
LOCK2		rcu_read
HALF_LOCKED2		&net->xfrm.xfrm_cfg_mutex
HALF_LOCKED2		&pool->lock
HALF_LOCKED2		global &audit_cmd_mutex.lock
HALF_LOCKED2		global &cb_lock
HALF_LOCKED2		global &crypto_cfg_mutex
HALF_LOCKED2		global &hwsim_phys_lock
HALF_LOCKED2		global &rtnl_mutex
HALF_LOCKED2		global &rx_queue_mutex