inet_rcv_saddr_equal 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/addrconf.h, line 147 (as a prototype)

Defined in 1 files as a function:

net/ipv4/inet_connection_sock.c, line 92 (as a function)

Referenced in 3 files:

Smatch caller information:

net/ipv4/inet_connection_sock.c inet_csk_bind_conflict() -> inet_rcv_saddr_equal()

Type	Parameter	Key	Value
PARAM_VALUE	0	sk	4096-ptr_max
PARAM_VALUE	0	sk->__sk_common.skc_net.net	4096-ptr_max
PARAM_VALUE	1	sk2	4096-ptr_max
PARAM_VALUE	2	match_wildcard	1
BUF_SIZE	0	sk->sk_user_data	(-1),232
CAPPED_DATA	0	sk	1
CAPPED_DATA	0	sk->__sk_common.skc_net.net	1
DATA_SOURCE	0	sk	$0
PARAM_COMPARE	0	sk	!= $1
PARAM_COMPARE	0	sk	!= $1
PARAM_COMPARE	1	sk2	!= $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.len
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_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->truesize
UNITS	0	sk	unit_byte
UNITS	1	sk2	unit_byte
LOCK2		&head->lock
LOCK2		&head2->lock
LOCK2		bh
HALF_LOCKED2		global &port_mutex
HALF_LOCKED2	0	sk
TYPE_LOCK		(struct inet_bind_hashbucket)->lock

net/ipv4/udp.c udp_lib_lport_inuse() -> inet_rcv_saddr_equal()

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->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	0	sk->ns_tracker->dead	0-1
PARAM_VALUE	0	sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	0	sk->sk_backlog.head->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	0	sk->sk_backlog.head->sk->ns_tracker->dead	0-1
PARAM_VALUE	0	sk->sk_backlog.head->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	1	sk2	4096-ptr_max
PARAM_VALUE	2	match_wildcard	1
BUF_SIZE	0	sk->sk_user_data	(-1),232
CAPPED_DATA	0	sk	1
CAPPED_DATA	0	sk->__sk_common.skc_net.net	1
CAPPED_DATA	1	sk2->__sk_common.skc_net.net	1
DATA_SOURCE	0	sk	$4
PARAM_COMPARE	0	sk	!= $1
PARAM_COMPARE	0	sk	!= $1
PARAM_COMPARE	1	sk2	!= $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.len
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_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->truesize
LOCK2		&hslot->lock
LOCK2		bh
HALF_LOCKED2		global &port_mutex
HALF_LOCKED2	0	sk
TYPE_LOCK		(struct udp_hslot)->lock

net/ipv4/udp.c udp_lib_lport_inuse2() -> inet_rcv_saddr_equal()

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->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	0	sk->ns_tracker->dead	0-1
PARAM_VALUE	0	sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	0	sk->sk_backlog.head->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	0	sk->sk_backlog.head->sk->ns_tracker->dead	0-1
PARAM_VALUE	0	sk->sk_backlog.head->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	1	sk2	4096-ptr_max
PARAM_VALUE	2	match_wildcard	1
BUF_SIZE	0	sk->sk_user_data	(-1),232
CAPPED_DATA	0	sk	1
CAPPED_DATA	0	sk->__sk_common.skc_net.net	1
CAPPED_DATA	1	sk2->__sk_common.skc_net.net	1
DATA_SOURCE	0	sk	$3
PARAM_COMPARE	0	sk	!= $1
PARAM_COMPARE	0	sk	!= $1
PARAM_COMPARE	1	sk2	!= $0
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.len
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_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->truesize
LOCK2		&hslot->lock
LOCK2		&hslot2->lock
LOCK2		bh
HALF_LOCKED2		global &port_mutex
HALF_LOCKED2	0	sk
TYPE_LOCK		(struct udp_hslot)->lock

net/ipv4/udp.c udp_reuseport_add_sock() -> inet_rcv_saddr_equal()

Type	Parameter	Key	Value
PARAM_VALUE	0	sk	4096-ptr_max
PARAM_VALUE	0	sk->__sk_common.skc_node.pprev	0
PARAM_VALUE	0	sk->__sk_common.skc_prot	4096-ptr_max
PARAM_VALUE	0	sk->__sk_common.skc_reuseport	1
PARAM_VALUE	0	sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	0	sk->ns_tracker->dead	0-1
PARAM_VALUE	0	sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	0	sk->sk_backlog.head->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	0	sk->sk_backlog.head->sk->ns_tracker->dead	0-1
PARAM_VALUE	0	sk->sk_backlog.head->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	1	sk2	4096-ptr_max
PARAM_VALUE	1	sk2->__sk_common.skc_reuseport	1
PARAM_VALUE	2	match_wildcard	0
BUF_SIZE	0	sk->sk_user_data	(-1),232
CAPPED_DATA	0	sk	1
CAPPED_DATA	0	sk->__sk_common.skc_bound_dev_if	1
CAPPED_DATA	0	sk->__sk_common.skc_family	1
CAPPED_DATA	0	sk->__sk_common.skc_ipv6only	1
CAPPED_DATA	0	sk->__sk_common.skc_net.net	1
CAPPED_DATA	1	sk2->__sk_common.skc_bound_dev_if	1
CAPPED_DATA	1	sk2->__sk_common.skc_family	1
CAPPED_DATA	1	sk2->__sk_common.skc_ipv6only	1
CAPPED_DATA	1	sk2->__sk_common.skc_net.net	1
DATA_SOURCE	0	sk	$0
PARAM_COMPARE	0	sk	!= $1
PARAM_COMPARE	0	sk	!= $1
PARAM_COMPARE	0	sk->__sk_common.skc_bound_dev_if	== $1->__sk_common.skc_bound_dev_if
PARAM_COMPARE	0	sk->__sk_common.skc_family	== $1->__sk_common.skc_family
PARAM_COMPARE	0	sk->__sk_common.skc_ipv6only	== $1->__sk_common.skc_ipv6only
PARAM_COMPARE	1	sk2	!= $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.len
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_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->truesize
LOCK2		&hslot->lock
LOCK2		bh
HALF_LOCKED2		global &port_mutex
HALF_LOCKED2	0	sk
TYPE_LOCK		(struct udp_hslot)->lock

net/ipv4/inet_hashtables.c inet_reuseport_add_sock() -> inet_rcv_saddr_equal()

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_reuseport	1
PARAM_VALUE	0	sk->__sk_common.skc_state	10
PARAM_VALUE	1	sk2	4096-ptr_max
PARAM_VALUE	1	sk2->__sk_common.skc_reuseport	1
PARAM_VALUE	2	match_wildcard	0
BUF_SIZE	0	sk->__sk_common.skc_prot	(-1),448
CAPPED_DATA	0	sk	1
CAPPED_DATA	0	sk->__sk_common.skc_bound_dev_if	1
CAPPED_DATA	0	sk->__sk_common.skc_family	1
CAPPED_DATA	0	sk->__sk_common.skc_ipv6only	1
CAPPED_DATA	0	sk->__sk_common.skc_net.net	1
CAPPED_DATA	1	sk2->__sk_common.skc_bound_dev_if	1
CAPPED_DATA	1	sk2->__sk_common.skc_family	1
CAPPED_DATA	1	sk2->__sk_common.skc_ipv6only	1
DATA_SOURCE	0	sk	$0
PARAM_COMPARE	0	sk	!= $1
PARAM_COMPARE	0	sk	!= $1
PARAM_COMPARE	0	sk->__sk_common.skc_bound_dev_if	== $1->__sk_common.skc_bound_dev_if
PARAM_COMPARE	0	sk->__sk_common.skc_family	== $1->__sk_common.skc_family
PARAM_COMPARE	0	sk->__sk_common.skc_ipv6only	== $1->__sk_common.skc_ipv6only
PARAM_COMPARE	1	sk2	!= $0
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->len	0-241,4294901762-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->len	0-241,4294901762-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
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.head->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.head->truesize
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_backlog.tail->next->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.tail->next->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.tail->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_backlog.tail->truesize
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_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_receive_queue.prev->truesize
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.next->prev->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE	0	sk->sk_write_queue.next->truesize
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
LOCK2		&ilb->lock
HALF_LOCKED2	0	sk
HALF_LOCKED2	0	&sk->sk_lock.slock
TYPE_LOCK		(struct inet_listen_hashbucket)->lock