__sk_queue_drop_skb 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/sock.h, line 2523 (as a prototype)

Defined in 1 files as a function:

net/core/datagram.c, line 328 (as a function)

Referenced in 3 files:

Smatch caller information:

net/core/datagram.c skb_kill_datagram() -> __sk_queue_drop_skb()

Type	Parameter	Key	Value
PARAM_VALUE	0	sk	4096-ptr_max
PARAM_VALUE	0	sk->sk_receive_queue.next->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	0	sk->sk_receive_queue.next->sk->ns_tracker->dead	0-1
PARAM_VALUE	0	sk->sk_receive_queue.next->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	1	sk_queue	4096-ptr_max
PARAM_VALUE	2	skb	4096-ptr_max
PARAM_VALUE	2	skb->dev->rtnl_link_ops->priv_size	0,8,32,48,56,88,112,120,144,160,224,240,256,296,616,624,728,736,744,1056,1128,1336,1616,2176,2240,2272,2560,3296,3720,9688-u64max
PARAM_VALUE	3	flags	2-u32max
PARAM_VALUE	4	destructor	0
BUF_SIZE	2	skb	(-1),1-s32max
BUF_SIZE	2	skb	(-1),1-s32max
DATA_SOURCE	0	sk	$0
DATA_SOURCE	2	skb	$1
DATA_SOURCE	3	flags	$2
BIT_INFO	3	flags	0x0,0x7fffdffe
RX_PATH
TASK_NOT_RUNNING
USER_DATA	3	flags	2-u32max
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->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
UNITS	0	sk	unit_byte

net/ipv6/udp.c udpv6_recvmsg() -> __sk_queue_drop_skb()

Type	Parameter	Key	Value
PARAM_VALUE	0	sk	4096-ptr_max
PARAM_VALUE	1	sk_queue	4096-ptr_max
PARAM_VALUE	2	skb	4096-ptr_max
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
BUF_SIZE	2	skb	(-1),240
BUF_SIZE	2	skb	(-1),240
CAPPED_DATA	0	sk->__sk_common.skc_net.net	1
DATA_SOURCE	0	sk	$0
DATA_SOURCE	2	skb	r __skb_recv_udp
DATA_SOURCE	3	flags	$3
BIT_INFO	3	flags	0x0,0x7fffdfff
RX_PATH
TASK_NOT_RUNNING
USER_DATA	3	flags	0-u32max
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->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
UNITS	0	sk	unit_byte

net/ipv4/udp.c udp_recvmsg() -> __sk_queue_drop_skb()

Type	Parameter	Key	Value
PARAM_VALUE	0	sk	4096-ptr_max
PARAM_VALUE	1	sk_queue	4096-ptr_max
PARAM_VALUE	2	skb	4096-ptr_max
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
BUF_SIZE	2	skb	(-1),240
BUF_SIZE	2	skb	(-1),240
CAPPED_DATA	0	sk->__sk_common.skc_net.net	1
DATA_SOURCE	0	sk	$0
DATA_SOURCE	2	skb	r __skb_recv_udp
DATA_SOURCE	3	flags	$3
BIT_INFO	3	flags	0x0,0x7fffdfff
RX_PATH
TASK_NOT_RUNNING
USER_DATA	3	flags	0-u32max
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->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
UNITS	0	sk	unit_byte