nf_send_unreach6 identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

include/net/netfilter/ipv6/nf_reject.h, line 8 (as a prototype)

Defined in 1 files as a function:

net/ipv6/netfilter/nf_reject_ipv6.c, line 438 (as a function)

Referenced in 4 files:

Smatch caller information:

net/ipv6/netfilter/nft_reject_ipv6.c nft_reject_ipv6_eval() -> nf_send_unreach6()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb_in->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	1	skb_in->sk->ns_tracker->dead	0-1
PARAM_VALUE	1	skb_in->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	3	hooknum	0-255
BIT_INFO	3	hooknum	0x0,0xff
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	1	skb_in->end

net/ipv6/netfilter/ip6t_REJECT.c reject_tg6() -> nf_send_unreach6()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb_in->dev->nd_net.net->ipv4.fqdir->f->frag_expire	0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE	1	skb_in->dev->nd_net.net->ipv4.fqdir->f->qsize	0,304,320
PARAM_VALUE	1	skb_in->dev->ndisc_ops->fill_addr_option	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->ndisc_ops->parse_options	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->ndisc_ops->update	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->rtnl_link_ops->maxtype	0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE	1	skb_in->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	code	0
PARAM_VALUE	3	hooknum	0-255
BUF_SIZE	1	skb_in	(-1)-s32max
BUF_SIZE	1	skb_in	(-1)-s32max
DATA_SOURCE	1	skb_in	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	1	skb_in->csum	0-192512[c]
HOST_DATA	1	skb_in->csum_offset	0-u16max
HOST_DATA	1	skb_in->data_len	0-u32max[c]
HOST_DATA	1	skb_in->inner_protocol	1-255
HOST_DATA	1	skb_in->len	0-u32max[c]
HOST_DATA	1	skb_in->prev->csum_offset	0-u16max
HOST_DATA	1	skb_in->prev->data_len	0-u32max[c]
HOST_DATA	1	skb_in->prev->len	0-u32max[c]
HOST_DATA	1	skb_in->prev->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb_in->protocol	1-255
HOST_DATA	1	skb_in->truesize	0-u32max
HOST_DATA	1	skb_in->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb_in->users.refs.counter	s32min-0,2-s32max
HOST_DATA	1	*skb_in->data	0-255
NO_OVERFLOW_SIMPLE	1	skb_in->data_len
NO_OVERFLOW_SIMPLE	1	skb_in->dev->group
NO_OVERFLOW_SIMPLE	1	skb_in->dev->num_tc
NO_OVERFLOW_SIMPLE	1	skb_in->dev->proto_down
NO_OVERFLOW_SIMPLE	1	skb_in->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	1	skb_in->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	1	skb_in->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	1	skb_in->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	1	skb_in->dev->tx_queue_len
NO_OVERFLOW_SIMPLE	1	skb_in->end
NO_OVERFLOW_SIMPLE	1	skb_in->extensions
NO_OVERFLOW_SIMPLE	1	skb_in->len
NO_OVERFLOW_SIMPLE	1	skb_in->next->end
NO_OVERFLOW_SIMPLE	1	skb_in->next->len
NO_OVERFLOW_SIMPLE	1	skb_in->next->tail
NO_OVERFLOW_SIMPLE	1	skb_in->prev->end
NO_OVERFLOW_SIMPLE	1	skb_in->prev->len
NO_OVERFLOW_SIMPLE	1	skb_in->prev->tail
NO_OVERFLOW_SIMPLE	1	skb_in->prev->truesize
NO_OVERFLOW_SIMPLE	1	skb_in->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE	1	skb_in->tail
NO_OVERFLOW_SIMPLE	1	skb_in->truesize
UNITS	0	net	unit_byte
HALF_LOCKED2		&table->lock
HALF_LOCKED2		bh

net/ipv6/netfilter/ip6t_REJECT.c reject_tg6() -> nf_send_unreach6()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb_in->dev->nd_net.net->ipv4.fqdir->f->frag_expire	0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE	1	skb_in->dev->nd_net.net->ipv4.fqdir->f->qsize	0,304,320
PARAM_VALUE	1	skb_in->dev->ndisc_ops->fill_addr_option	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->ndisc_ops->parse_options	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->ndisc_ops->update	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->rtnl_link_ops->maxtype	0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE	1	skb_in->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	code	1
PARAM_VALUE	3	hooknum	0-255
BUF_SIZE	1	skb_in	(-1)-s32max
BUF_SIZE	1	skb_in	(-1)-s32max
DATA_SOURCE	1	skb_in	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	1	skb_in->csum	0-192512[c]
HOST_DATA	1	skb_in->csum_offset	0-u16max
HOST_DATA	1	skb_in->data_len	0-u32max[c]
HOST_DATA	1	skb_in->inner_protocol	1-255
HOST_DATA	1	skb_in->len	0-u32max[c]
HOST_DATA	1	skb_in->prev->csum_offset	0-u16max
HOST_DATA	1	skb_in->prev->data_len	0-u32max[c]
HOST_DATA	1	skb_in->prev->len	0-u32max[c]
HOST_DATA	1	skb_in->prev->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb_in->protocol	1-255
HOST_DATA	1	skb_in->truesize	0-u32max
HOST_DATA	1	skb_in->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb_in->users.refs.counter	s32min-0,2-s32max
HOST_DATA	1	*skb_in->data	0-255
NO_OVERFLOW_SIMPLE	1	skb_in->data_len
NO_OVERFLOW_SIMPLE	1	skb_in->dev->group
NO_OVERFLOW_SIMPLE	1	skb_in->dev->num_tc
NO_OVERFLOW_SIMPLE	1	skb_in->dev->proto_down
NO_OVERFLOW_SIMPLE	1	skb_in->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	1	skb_in->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	1	skb_in->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	1	skb_in->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	1	skb_in->dev->tx_queue_len
NO_OVERFLOW_SIMPLE	1	skb_in->end
NO_OVERFLOW_SIMPLE	1	skb_in->extensions
NO_OVERFLOW_SIMPLE	1	skb_in->len
NO_OVERFLOW_SIMPLE	1	skb_in->next->end
NO_OVERFLOW_SIMPLE	1	skb_in->next->len
NO_OVERFLOW_SIMPLE	1	skb_in->next->tail
NO_OVERFLOW_SIMPLE	1	skb_in->prev->end
NO_OVERFLOW_SIMPLE	1	skb_in->prev->len
NO_OVERFLOW_SIMPLE	1	skb_in->prev->tail
NO_OVERFLOW_SIMPLE	1	skb_in->prev->truesize
NO_OVERFLOW_SIMPLE	1	skb_in->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE	1	skb_in->tail
NO_OVERFLOW_SIMPLE	1	skb_in->truesize
UNITS	0	net	unit_byte
HALF_LOCKED2		&table->lock
HALF_LOCKED2		bh

net/ipv6/netfilter/ip6t_REJECT.c reject_tg6() -> nf_send_unreach6()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb_in->dev->nd_net.net->ipv4.fqdir->f->frag_expire	0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE	1	skb_in->dev->nd_net.net->ipv4.fqdir->f->qsize	0,304,320
PARAM_VALUE	1	skb_in->dev->ndisc_ops->fill_addr_option	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->ndisc_ops->parse_options	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->ndisc_ops->update	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->rtnl_link_ops->maxtype	0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE	1	skb_in->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	code	2
PARAM_VALUE	3	hooknum	0-255
BUF_SIZE	1	skb_in	(-1)-s32max
BUF_SIZE	1	skb_in	(-1)-s32max
DATA_SOURCE	1	skb_in	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	1	skb_in->csum	0-192512[c]
HOST_DATA	1	skb_in->csum_offset	0-u16max
HOST_DATA	1	skb_in->data_len	0-u32max[c]
HOST_DATA	1	skb_in->inner_protocol	1-255
HOST_DATA	1	skb_in->len	0-u32max[c]
HOST_DATA	1	skb_in->prev->csum_offset	0-u16max
HOST_DATA	1	skb_in->prev->data_len	0-u32max[c]
HOST_DATA	1	skb_in->prev->len	0-u32max[c]
HOST_DATA	1	skb_in->prev->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb_in->protocol	1-255
HOST_DATA	1	skb_in->truesize	0-u32max
HOST_DATA	1	skb_in->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb_in->users.refs.counter	s32min-0,2-s32max
HOST_DATA	1	*skb_in->data	0-255
NO_OVERFLOW_SIMPLE	1	skb_in->data_len
NO_OVERFLOW_SIMPLE	1	skb_in->dev->group
NO_OVERFLOW_SIMPLE	1	skb_in->dev->num_tc
NO_OVERFLOW_SIMPLE	1	skb_in->dev->proto_down
NO_OVERFLOW_SIMPLE	1	skb_in->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	1	skb_in->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	1	skb_in->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	1	skb_in->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	1	skb_in->dev->tx_queue_len
NO_OVERFLOW_SIMPLE	1	skb_in->end
NO_OVERFLOW_SIMPLE	1	skb_in->extensions
NO_OVERFLOW_SIMPLE	1	skb_in->len
NO_OVERFLOW_SIMPLE	1	skb_in->next->end
NO_OVERFLOW_SIMPLE	1	skb_in->next->len
NO_OVERFLOW_SIMPLE	1	skb_in->next->tail
NO_OVERFLOW_SIMPLE	1	skb_in->prev->end
NO_OVERFLOW_SIMPLE	1	skb_in->prev->len
NO_OVERFLOW_SIMPLE	1	skb_in->prev->tail
NO_OVERFLOW_SIMPLE	1	skb_in->prev->truesize
NO_OVERFLOW_SIMPLE	1	skb_in->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE	1	skb_in->tail
NO_OVERFLOW_SIMPLE	1	skb_in->truesize
UNITS	0	net	unit_byte
HALF_LOCKED2		&table->lock
HALF_LOCKED2		bh

net/ipv6/netfilter/ip6t_REJECT.c reject_tg6() -> nf_send_unreach6()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb_in->dev->nd_net.net->ipv4.fqdir->f->frag_expire	0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE	1	skb_in->dev->nd_net.net->ipv4.fqdir->f->qsize	0,304,320
PARAM_VALUE	1	skb_in->dev->ndisc_ops->fill_addr_option	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->ndisc_ops->parse_options	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->ndisc_ops->update	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->rtnl_link_ops->maxtype	0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE	1	skb_in->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	code	3
PARAM_VALUE	3	hooknum	0-255
BUF_SIZE	1	skb_in	(-1)-s32max
BUF_SIZE	1	skb_in	(-1)-s32max
DATA_SOURCE	1	skb_in	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	1	skb_in->csum	0-192512[c]
HOST_DATA	1	skb_in->csum_offset	0-u16max
HOST_DATA	1	skb_in->data_len	0-u32max[c]
HOST_DATA	1	skb_in->inner_protocol	1-255
HOST_DATA	1	skb_in->len	0-u32max[c]
HOST_DATA	1	skb_in->prev->csum_offset	0-u16max
HOST_DATA	1	skb_in->prev->data_len	0-u32max[c]
HOST_DATA	1	skb_in->prev->len	0-u32max[c]
HOST_DATA	1	skb_in->prev->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb_in->protocol	1-255
HOST_DATA	1	skb_in->truesize	0-u32max
HOST_DATA	1	skb_in->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb_in->users.refs.counter	s32min-0,2-s32max
HOST_DATA	1	*skb_in->data	0-255
NO_OVERFLOW_SIMPLE	1	skb_in->data_len
NO_OVERFLOW_SIMPLE	1	skb_in->dev->group
NO_OVERFLOW_SIMPLE	1	skb_in->dev->num_tc
NO_OVERFLOW_SIMPLE	1	skb_in->dev->proto_down
NO_OVERFLOW_SIMPLE	1	skb_in->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	1	skb_in->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	1	skb_in->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	1	skb_in->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	1	skb_in->dev->tx_queue_len
NO_OVERFLOW_SIMPLE	1	skb_in->end
NO_OVERFLOW_SIMPLE	1	skb_in->extensions
NO_OVERFLOW_SIMPLE	1	skb_in->len
NO_OVERFLOW_SIMPLE	1	skb_in->next->end
NO_OVERFLOW_SIMPLE	1	skb_in->next->len
NO_OVERFLOW_SIMPLE	1	skb_in->next->tail
NO_OVERFLOW_SIMPLE	1	skb_in->prev->end
NO_OVERFLOW_SIMPLE	1	skb_in->prev->len
NO_OVERFLOW_SIMPLE	1	skb_in->prev->tail
NO_OVERFLOW_SIMPLE	1	skb_in->prev->truesize
NO_OVERFLOW_SIMPLE	1	skb_in->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE	1	skb_in->tail
NO_OVERFLOW_SIMPLE	1	skb_in->truesize
UNITS	0	net	unit_byte
HALF_LOCKED2		&table->lock
HALF_LOCKED2		bh

net/ipv6/netfilter/ip6t_REJECT.c reject_tg6() -> nf_send_unreach6()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb_in->dev->nd_net.net->ipv4.fqdir->f->frag_expire	0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE	1	skb_in->dev->nd_net.net->ipv4.fqdir->f->qsize	0,304,320
PARAM_VALUE	1	skb_in->dev->ndisc_ops->fill_addr_option	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->ndisc_ops->parse_options	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->ndisc_ops->update	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->rtnl_link_ops->maxtype	0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE	1	skb_in->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	code	4
PARAM_VALUE	3	hooknum	0-255
BUF_SIZE	1	skb_in	(-1)-s32max
BUF_SIZE	1	skb_in	(-1)-s32max
DATA_SOURCE	1	skb_in	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	1	skb_in->csum	0-192512[c]
HOST_DATA	1	skb_in->csum_offset	0-u16max
HOST_DATA	1	skb_in->data_len	0-u32max[c]
HOST_DATA	1	skb_in->inner_protocol	1-255
HOST_DATA	1	skb_in->len	0-u32max[c]
HOST_DATA	1	skb_in->prev->csum_offset	0-u16max
HOST_DATA	1	skb_in->prev->data_len	0-u32max[c]
HOST_DATA	1	skb_in->prev->len	0-u32max[c]
HOST_DATA	1	skb_in->prev->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb_in->protocol	1-255
HOST_DATA	1	skb_in->truesize	0-u32max
HOST_DATA	1	skb_in->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb_in->users.refs.counter	s32min-0,2-s32max
HOST_DATA	1	*skb_in->data	0-255
NO_OVERFLOW_SIMPLE	1	skb_in->data_len
NO_OVERFLOW_SIMPLE	1	skb_in->dev->group
NO_OVERFLOW_SIMPLE	1	skb_in->dev->num_tc
NO_OVERFLOW_SIMPLE	1	skb_in->dev->proto_down
NO_OVERFLOW_SIMPLE	1	skb_in->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	1	skb_in->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	1	skb_in->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	1	skb_in->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	1	skb_in->dev->tx_queue_len
NO_OVERFLOW_SIMPLE	1	skb_in->end
NO_OVERFLOW_SIMPLE	1	skb_in->extensions
NO_OVERFLOW_SIMPLE	1	skb_in->len
NO_OVERFLOW_SIMPLE	1	skb_in->next->end
NO_OVERFLOW_SIMPLE	1	skb_in->next->len
NO_OVERFLOW_SIMPLE	1	skb_in->next->tail
NO_OVERFLOW_SIMPLE	1	skb_in->prev->end
NO_OVERFLOW_SIMPLE	1	skb_in->prev->len
NO_OVERFLOW_SIMPLE	1	skb_in->prev->tail
NO_OVERFLOW_SIMPLE	1	skb_in->prev->truesize
NO_OVERFLOW_SIMPLE	1	skb_in->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE	1	skb_in->tail
NO_OVERFLOW_SIMPLE	1	skb_in->truesize
UNITS	0	net	unit_byte
HALF_LOCKED2		&table->lock
HALF_LOCKED2		bh

net/ipv6/netfilter/ip6t_REJECT.c reject_tg6() -> nf_send_unreach6()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb_in->dev->nd_net.net->ipv4.fqdir->f->frag_expire	0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE	1	skb_in->dev->nd_net.net->ipv4.fqdir->f->qsize	0,304,320
PARAM_VALUE	1	skb_in->dev->ndisc_ops->fill_addr_option	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->ndisc_ops->parse_options	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->ndisc_ops->update	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->rtnl_link_ops->maxtype	0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE	1	skb_in->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	code	5
PARAM_VALUE	3	hooknum	0-255
BUF_SIZE	1	skb_in	(-1)-s32max
BUF_SIZE	1	skb_in	(-1)-s32max
DATA_SOURCE	1	skb_in	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	1	skb_in->csum	0-192512[c]
HOST_DATA	1	skb_in->csum_offset	0-u16max
HOST_DATA	1	skb_in->data_len	0-u32max[c]
HOST_DATA	1	skb_in->inner_protocol	1-255
HOST_DATA	1	skb_in->len	0-u32max[c]
HOST_DATA	1	skb_in->prev->csum_offset	0-u16max
HOST_DATA	1	skb_in->prev->data_len	0-u32max[c]
HOST_DATA	1	skb_in->prev->len	0-u32max[c]
HOST_DATA	1	skb_in->prev->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb_in->protocol	1-255
HOST_DATA	1	skb_in->truesize	0-u32max
HOST_DATA	1	skb_in->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb_in->users.refs.counter	s32min-0,2-s32max
HOST_DATA	1	*skb_in->data	0-255
NO_OVERFLOW_SIMPLE	1	skb_in->data_len
NO_OVERFLOW_SIMPLE	1	skb_in->dev->group
NO_OVERFLOW_SIMPLE	1	skb_in->dev->num_tc
NO_OVERFLOW_SIMPLE	1	skb_in->dev->proto_down
NO_OVERFLOW_SIMPLE	1	skb_in->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	1	skb_in->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	1	skb_in->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	1	skb_in->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	1	skb_in->dev->tx_queue_len
NO_OVERFLOW_SIMPLE	1	skb_in->end
NO_OVERFLOW_SIMPLE	1	skb_in->extensions
NO_OVERFLOW_SIMPLE	1	skb_in->len
NO_OVERFLOW_SIMPLE	1	skb_in->next->end
NO_OVERFLOW_SIMPLE	1	skb_in->next->len
NO_OVERFLOW_SIMPLE	1	skb_in->next->tail
NO_OVERFLOW_SIMPLE	1	skb_in->prev->end
NO_OVERFLOW_SIMPLE	1	skb_in->prev->len
NO_OVERFLOW_SIMPLE	1	skb_in->prev->tail
NO_OVERFLOW_SIMPLE	1	skb_in->prev->truesize
NO_OVERFLOW_SIMPLE	1	skb_in->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE	1	skb_in->tail
NO_OVERFLOW_SIMPLE	1	skb_in->truesize
UNITS	0	net	unit_byte
HALF_LOCKED2		&table->lock
HALF_LOCKED2		bh

net/ipv6/netfilter/ip6t_REJECT.c reject_tg6() -> nf_send_unreach6()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb_in->dev->nd_net.net->ipv4.fqdir->f->frag_expire	0,663510801442193408,1753052602134376448,4007388366431105024,8876081723503042560
PARAM_VALUE	1	skb_in->dev->nd_net.net->ipv4.fqdir->f->qsize	0,304,320
PARAM_VALUE	1	skb_in->dev->ndisc_ops->fill_addr_option	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->ndisc_ops->parse_options	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->ndisc_ops->update	4096-ptr_max
PARAM_VALUE	1	skb_in->dev->rtnl_link_ops->maxtype	0-6,8-10,15,18,20,22,24,34,50
PARAM_VALUE	1	skb_in->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	code	6
PARAM_VALUE	3	hooknum	0-255
BUF_SIZE	1	skb_in	(-1)-s32max
BUF_SIZE	1	skb_in	(-1)-s32max
DATA_SOURCE	1	skb_in	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	1	skb_in->csum	0-192512[c]
HOST_DATA	1	skb_in->csum_offset	0-u16max
HOST_DATA	1	skb_in->data_len	0-u32max[c]
HOST_DATA	1	skb_in->inner_protocol	1-255
HOST_DATA	1	skb_in->len	0-u32max[c]
HOST_DATA	1	skb_in->prev->csum_offset	0-u16max
HOST_DATA	1	skb_in->prev->data_len	0-u32max[c]
HOST_DATA	1	skb_in->prev->len	0-u32max[c]
HOST_DATA	1	skb_in->prev->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb_in->protocol	1-255
HOST_DATA	1	skb_in->truesize	0-u32max
HOST_DATA	1	skb_in->tstamp	500000002-4294967299794967295[c]
HOST_DATA	1	skb_in->users.refs.counter	s32min-0,2-s32max
HOST_DATA	1	*skb_in->data	0-255
NO_OVERFLOW_SIMPLE	1	skb_in->data_len
NO_OVERFLOW_SIMPLE	1	skb_in->dev->group
NO_OVERFLOW_SIMPLE	1	skb_in->dev->num_tc
NO_OVERFLOW_SIMPLE	1	skb_in->dev->proto_down
NO_OVERFLOW_SIMPLE	1	skb_in->dev->real_num_rx_queues
NO_OVERFLOW_SIMPLE	1	skb_in->dev->real_num_tx_queues
NO_OVERFLOW_SIMPLE	1	skb_in->dev->stats.rx_bytes
NO_OVERFLOW_SIMPLE	1	skb_in->dev->stats.tx_bytes
NO_OVERFLOW_SIMPLE	1	skb_in->dev->tx_queue_len
NO_OVERFLOW_SIMPLE	1	skb_in->end
NO_OVERFLOW_SIMPLE	1	skb_in->extensions
NO_OVERFLOW_SIMPLE	1	skb_in->len
NO_OVERFLOW_SIMPLE	1	skb_in->next->end
NO_OVERFLOW_SIMPLE	1	skb_in->next->len
NO_OVERFLOW_SIMPLE	1	skb_in->next->tail
NO_OVERFLOW_SIMPLE	1	skb_in->prev->end
NO_OVERFLOW_SIMPLE	1	skb_in->prev->len
NO_OVERFLOW_SIMPLE	1	skb_in->prev->tail
NO_OVERFLOW_SIMPLE	1	skb_in->prev->truesize
NO_OVERFLOW_SIMPLE	1	skb_in->sk->sk_backlog.len
NO_OVERFLOW_SIMPLE	1	skb_in->tail
NO_OVERFLOW_SIMPLE	1	skb_in->truesize
UNITS	0	net	unit_byte
HALF_LOCKED2		&table->lock
HALF_LOCKED2		bh

net/netfilter/nft_reject_inet.c nft_reject_inet_eval() -> nf_send_unreach6()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb_in->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	1	skb_in->sk->ns_tracker->dead	0-1
PARAM_VALUE	1	skb_in->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	3	hooknum	0-255
BIT_INFO	3	hooknum	0x0,0xff
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	1	skb_in->end

net/netfilter/nft_reject_inet.c nft_reject_inet_eval() -> nf_send_unreach6()

Type	Parameter	Key	Value
PARAM_VALUE	1	skb_in->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	1	skb_in->sk->ns_tracker->dead	0-1
PARAM_VALUE	1	skb_in->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	2	code	0-1,3-4
PARAM_VALUE	3	hooknum	0-255
BIT_INFO	2	code	0x0,0x7
BIT_INFO	3	hooknum	0x0,0xff
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	1	skb_in->end