================================ WARNING: inconsistent lock state syzkaller #0 Not tainted -------------------------------- inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. syz.4.388/5891 [HC0[0]:SC1[1]:HE1:SE0] takes: ffff88814cbca120 (sk_lock-AF_X25){+.?.}-{0:0}, at: lock_sock include/net/sock.h:1744 [inline] ffff88814cbca120 (sk_lock-AF_X25){+.?.}-{0:0}, at: x25_kill_by_neigh+0x109/0x250 net/x25/af_x25.c:1779 {SOFTIRQ-ON-W} state was registered at: lock_acquire+0x19f/0x400 kernel/locking/lockdep.c:5737 lock_sock_nested+0x44/0x100 net/core/sock.c:3258 lock_sock include/net/sock.h:1744 [inline] x25_bind+0x18a/0x3b0 net/x25/af_x25.c:698 __sys_bind+0x2e9/0x3e0 net/socket.c:1730 __do_sys_bind net/socket.c:1741 [inline] __se_sys_bind net/socket.c:1739 [inline] __x64_sys_bind+0x76/0x80 net/socket.c:1739 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 irq event stamp: 66642 hardirqs last enabled at (66642): [] __local_bh_enable_ip+0x136/0x1c0 kernel/softirq.c:406 hardirqs last disabled at (66641): [] __local_bh_enable_ip+0xd7/0x1c0 kernel/softirq.c:383 softirqs last enabled at (60096): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last enabled at (60096): [] invoke_softirq kernel/softirq.c:450 [inline] softirqs last enabled at (60096): [] __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659 softirqs last disabled at (66551): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (66551): [] invoke_softirq kernel/softirq.c:450 [inline] softirqs last disabled at (66551): [] __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(sk_lock-AF_X25 ); lock(sk_lock-AF_X25); *** DEADLOCK *** 1 lock held by syz.4.388/5891: #0: ffffffff8d11efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x9/0x30 include/linux/rcupdate.h:313 stack backtrace: CPU: 1 PID: 5891 Comm: syz.4.388 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 Call Trace: dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106 valid_state+0x13b/0x1d0 kernel/locking/lockdep.c:3999 mark_lock_irq+0xa9/0x900 kernel/locking/lockdep.c:4202 mark_lock+0x208/0x320 kernel/locking/lockdep.c:4664 mark_usage kernel/locking/lockdep.c:-1 [inline] __lock_acquire+0xd77/0x7d40 kernel/locking/lockdep.c:5074 lock_acquire+0x19f/0x400 kernel/locking/lockdep.c:5737 lock_sock_nested+0x44/0x100 net/core/sock.c:3258 lock_sock include/net/sock.h:1744 [inline] x25_kill_by_neigh+0x109/0x250 net/x25/af_x25.c:1779 x25_lapb_receive_frame+0x19d/0xf20 net/x25/x25_dev.c:138 __netif_receive_skb_one_core net/core/dev.c:5552 [inline] netif_receive_skb_core+0x149/0x210 net/core/dev.c:5577 lapbeth_napi_poll+0x3e/0x80 drivers/net/wan/lapbether.c:99 __napi_poll+0xbb/0x430 net/core/dev.c:7102 napi_poll net/core/dev.c:7169 [inline] net_rx_action+0x522/0xa80 net/core/dev.c:7259 handle_softirqs+0x336/0x830 kernel/softirq.c:576 __do_softirq kernel/softirq.c:610 [inline] invoke_softirq kernel/softirq.c:450 [inline] __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:finish_lock_switch+0x12f/0x290 kernel/sched/core.c:4804 Code: 83 c7 18 be ff ff ff ff e8 be bc 6d 08 85 c0 74 46 4d 85 ff 75 62 0f 1f 44 00 00 48 89 df e8 58 2d 77 08 e8 a3 f2 2a 00 fb 5b <41> 5c 41 5d 41 5e 41 5f 5d c3 48 89 df e8 2f 0e fe ff 43 80 3c 2c RSP: 0018:ffffc900031df2d8 EFLAGS: 00000286 RAX: 42ae8145e1e94f00 RBX: ffff88807d37d940 RCX: 42ae8145e1e94f00 RDX: dffffc0000000000 RSI: ffffffff8a2b2b60 RDI: ffffffff8a7a4b40 RBP: 1ffff110171e7613 R08: ffff8880b8f3a343 R09: 1ffff110171e7468 R10: dffffc0000000000 R11: ffffed10171e7469 R12: 1ffff110171e75c1 R13: dffffc0000000000 R14: ffff8880b8f3ae08 R15: 0000000000000000 finish_task_switch+0x12f/0x650 kernel/sched/core.c:4921 context_switch kernel/sched/core.c:5052 [inline] __schedule+0x11cb/0x4350 kernel/sched/core.c:6395 schedule+0x11b/0x1e0 kernel/sched/core.c:6478 schedule_timeout+0xbd/0x2d0 kernel/time/timer.c:2093 unix_wait_for_peer+0x1f2/0x2e0 net/unix/af_unix.c:1315 unix_dgram_sendmsg+0x115c/0x19c0 net/unix/af_unix.c:1910 sock_sendmsg_nosec net/socket.c:706 [inline] __sock_sendmsg net/socket.c:718 [inline] ____sys_sendmsg+0x5be/0x8f0 net/socket.c:2446 ___sys_sendmsg+0x236/0x2e0 net/socket.c:2500 __sys_sendmmsg+0x2ba/0x500 net/socket.c:2586 __do_sys_sendmmsg net/socket.c:2615 [inline] __se_sys_sendmmsg net/socket.c:2612 [inline] __x64_sys_sendmmsg+0x9c/0xb0 net/socket.c:2612 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f23a5d56559 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f23a3fae028 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007f23a5fddfa0 RCX: 00007f23a5d56559 RDX: 0400000000000041 RSI: 0000200000000000 RDI: 0000000000000005 RBP: 00007f23a5ded8b0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f23a5fde038 R14: 00007f23a5fddfa0 R15: 00007ffcdc756658 virtqueue callback for ffff8880239b8500 (ffffffff85497fd0) BUG: sleeping function called from invalid context at net/core/sock.c:3260 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5891, name: syz.4.388 INFO: lockdep is turned off. Preemption disabled at: [] schedule+0x114/0x1e0 kernel/sched/core.c:6477 CPU: 1 PID: 5891 Comm: syz.4.388 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 Call Trace: dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106 ___might_sleep+0x493/0x610 kernel/sched/core.c:9658 lock_sock_nested+0x5b/0x100 net/core/sock.c:3260 lock_sock include/net/sock.h:1744 [inline] x25_kill_by_neigh+0x109/0x250 net/x25/af_x25.c:1779 x25_lapb_receive_frame+0x19d/0xf20 net/x25/x25_dev.c:138 __netif_receive_skb_one_core net/core/dev.c:5552 [inline] netif_receive_skb_core+0x149/0x210 net/core/dev.c:5577 lapbeth_napi_poll+0x3e/0x80 drivers/net/wan/lapbether.c:99 __napi_poll+0xbb/0x430 net/core/dev.c:7102 napi_poll net/core/dev.c:7169 [inline] net_rx_action+0x522/0xa80 net/core/dev.c:7259 handle_softirqs+0x336/0x830 kernel/softirq.c:576 __do_softirq kernel/softirq.c:610 [inline] invoke_softirq kernel/softirq.c:450 [inline] __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:finish_lock_switch+0x12f/0x290 kernel/sched/core.c:4804 Code: 83 c7 18 be ff ff ff ff e8 be bc 6d 08 85 c0 74 46 4d 85 ff 75 62 0f 1f 44 00 00 48 89 df e8 58 2d 77 08 e8 a3 f2 2a 00 fb 5b <41> 5c 41 5d 41 5e 41 5f 5d c3 48 89 df e8 2f 0e fe ff 43 80 3c 2c RSP: 0018:ffffc900031df2d8 EFLAGS: 00000286 RAX: 42ae8145e1e94f00 RBX: ffff88807d37d940 RCX: 42ae8145e1e94f00 RDX: dffffc0000000000 RSI: ffffffff8a2b2b60 RDI: ffffffff8a7a4b40 RBP: 1ffff110171e7613 R08: ffff8880b8f3a343 R09: 1ffff110171e7468 R10: dffffc0000000000 R11: ffffed10171e7469 R12: 1ffff110171e75c1 R13: dffffc0000000000 R14: ffff8880b8f3ae08 R15: 0000000000000000 finish_task_switch+0x12f/0x650 kernel/sched/core.c:4921 context_switch kernel/sched/core.c:5052 [inline] __schedule+0x11cb/0x4350 kernel/sched/core.c:6395 schedule+0x11b/0x1e0 kernel/sched/core.c:6478 schedule_timeout+0xbd/0x2d0 kernel/time/timer.c:2093 unix_wait_for_peer+0x1f2/0x2e0 net/unix/af_unix.c:1315 unix_dgram_sendmsg+0x115c/0x19c0 net/unix/af_unix.c:1910 sock_sendmsg_nosec net/socket.c:706 [inline] __sock_sendmsg net/socket.c:718 [inline] ____sys_sendmsg+0x5be/0x8f0 net/socket.c:2446 ___sys_sendmsg+0x236/0x2e0 net/socket.c:2500 __sys_sendmmsg+0x2ba/0x500 net/socket.c:2586 __do_sys_sendmmsg net/socket.c:2615 [inline] __se_sys_sendmmsg net/socket.c:2612 [inline] __x64_sys_sendmmsg+0x9c/0xb0 net/socket.c:2612 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f23a5d56559 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f23a3fae028 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007f23a5fddfa0 RCX: 00007f23a5d56559 RDX: 0400000000000041 RSI: 0000200000000000 RDI: 0000000000000005 RBP: 00007f23a5ded8b0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f23a5fde038 R14: 00007f23a5fddfa0 R15: 00007ffcdc756658 virtqueue callback for ffff8880239b8500 (ffffffff85497fd0) nf_conntrack: new packet for ffff888052a3c900 nf_nat: Already setup manip DST for ct ffff888052a3c900 (status bits 0x188) nf_nat: Already setup manip SRC for ct ffff888052a3c900 (status bits 0x188) No more buffers in queue Receiving skb proto 0x0800 len 52 type 0 Receiving skb proto 0x0800 len 52 type 0 Receiving skb proto 0x0800 len 52 type 0 Receiving skb proto 0x0800 len 40 type 0 Receiving skb proto 0x0800 len 40 type 0 No more buffers in queue tcp_in_window: START virtqueue callback for ffff8880239b8500 (ffffffff85497fd0) tcp_in_window: seq=1679710723 ack=1482350590+(0) sack=1482350590+(0) win=24567 end=1679710724 tcp_in_window: sender end=1679710723 maxend=1682425987 maxwin=3144576 scale=7 receiver end=1482366518 maxend=1485495166 maxwin=2715264 scale=7 tcp_in_window: seq=1679710723 ack=1482350590+(0) sack=1482350590+(0) win=24567 end=1679710724 tcp_in_window: sender end=1679710723 maxend=1682425987 maxwin=3144576 scale=7 receiver end=1482366518 maxend=1485495166 maxwin=2715264 scale=7 tcp_in_window: I=1 II=1 III=1 IV=1 tcp_in_window: res=1 sender end=1679710724 maxend=1682425987 maxwin=3144576 receiver end=1482366518 maxend=1485495166 maxwin=2715264 tcp_conntracks: syn=0 ack=1 fin=1 rst=0 old=3 new=4 tcp_in_window: START tcp_in_window: seq=1679710723 ack=1482350590+(0) sack=1482350590+(0) win=24567 end=1679710724 tcp_in_window: sender end=1679710724 maxend=1682425987 maxwin=3144576 scale=7 receiver end=1482366518 maxend=1485495166 maxwin=2715264 scale=7 tcp_in_window: seq=1679710723 ack=1482350590+(0) sack=1482350590+(0) win=24567 end=1679710724 tcp_in_window: sender end=1679710724 maxend=1682425987 maxwin=3144576 scale=7 receiver end=1482366518 maxend=1485495166 maxwin=2715264 scale=7 tcp_in_window: I=1 II=1 III=1 IV=1 tcp_in_window: res=1 sender end=1679710724 maxend=1682425987 maxwin=3144576 receiver end=1482366518 maxend=1485495166 maxwin=2715264 tcp_conntracks: syn=0 ack=1 fin=1 rst=0 old=4 new=6 tcp_in_window: START tcp_in_window: seq=1679710723 ack=1482350590+(0) sack=1482350590+(0) win=24567 end=1679710724 tcp_in_window: sender end=1679710724 maxend=1682425987 maxwin=3144576 scale=7 receiver end=1482367926 maxend=1485495166 maxwin=2715264 scale=7 virtqueue callback for ffff8880239b8500 (ffffffff85497fd0) tcp_in_window: seq=1679710723 ack=1482350590+(0) sack=1482350590+(0) win=24567 end=1679710724 tcp_in_window: sender end=1679710724 maxend=1682425987 maxwin=3144576 scale=7 receiver end=1482367926 maxend=1485495166 maxwin=2715264 scale=7 tcp_in_window: I=1 II=1 III=1 IV=1 tcp_in_window: res=1 sender end=1679710724 maxend=1682425987 maxwin=3144576 receiver end=1482367926 maxend=1485495166 maxwin=2715264 tcp_conntracks: syn=0 ack=1 fin=1 rst=0 old=7 new=7 tcp_conntracks: syn=0 ack=0 fin=0 rst=1 old=7 new=8 tcp_conntracks: syn=0 ack=0 fin=0 rst=1 old=8 new=8 nf_conntrack: normal packet for ffff8880775de480 tcp_in_window: START virtqueue callback for ffff888147a56500 (ffffffff8506e140) sd 0:0:1:0: cmd ffff888024979128 response 0 status 0x0 sense_len 0 No more buffers in queue tcp_in_window: seq=1482367926 ack=1679710724+(0) sack=1679710724+(0) win=21213 end=1482367926 tcp_in_window: sender end=1482367926 maxend=1485495166 maxwin=2715264 scale=7 receiver end=1679710724 maxend=1682425987 maxwin=3144576 scale=7 tcp_in_window: seq=1482367926 ack=1679710724+(0) sack=1679710724+(0) win=21213 end=1482367926 tcp_in_window: sender end=1482367926 maxend=1485495166 maxwin=2715264 scale=7 receiver end=1679710724 maxend=1682425987 maxwin=3144576 scale=7 tcp_in_window: I=1 II=1 III=1 IV=1 tcp_in_window: res=1 sender end=1482367926 maxend=1485495166 maxwin=2715264 receiver end=1679710724 maxend=1682425988 maxwin=3144576 tcp_conntracks: syn=0 ack=1 fin=0 rst=0 old=8 new=8 No more buffers in queue eth0: xmit ffff88802a50a280 42:01:0a:80:00:01 Added buffer head 17 to ffff8880239b8600 virtqueue callback for ffff8880239b8600 (ffffffff854980c0) virtqueue callback for ffff8880239b8500 (ffffffff85497fd0) virtqueue callback for ffff8880239b8500 (ffffffff85497fd0) wireguard: wg1: Sending keepalive packet to peer 16 (127.0.0.1:20003) nf_conntrack: new packet for ffff888052a3c900 nf_nat: Already setup manip DST for ct ffff888052a3c900 (status bits 0x188) nf_nat: Already setup manip SRC for ct ffff888052a3c900 (status bits 0x188) wireguard: wg1: Sending keepalive packet to peer 16 (127.0.0.1:20003) wireguard: wg1: Receiving keepalive packet from peer 9 ([::1]:20001/0%0) wireguard: wg1: Receiving keepalive packet from peer 9 ([::1]:20001/0%0) nf_nat: Already setup manip DST for ct ffff88807797f500 (status bits 0x188) nf_nat: Already setup manip SRC for ct ffff88807797f500 (status bits 0x188) virtqueue callback for ffff888147a56500 (ffffffff8506e140) sd 0:0:1:0: cmd ffff88802208c928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497a928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497a528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024979528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024979d28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497a128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497ad28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024979928 response 0 status 0x0 sense_len 0 No more buffers in queue wireguard: wg0: Sending keepalive packet to peer 13 ([::1]:20002/0%0) wireguard: wg0: Sending keepalive packet to peer 7 ([::1]:20002/0%0) Sent skb ffff88802a50a280 No more buffers in queue virtqueue callback for ffff888147a56500 (ffffffff8506e140) sd 0:0:1:0: cmd ffff88802497b928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497cd28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024951128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497bd28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497c128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497c928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497c528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497b528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497b128 response 0 status 0x0 sense_len 0 No more buffers in queue No more buffers in queue Receiving skb proto 0x0800 len 40 type 0 Receiving skb proto 0x0800 len 40 type 0 Receiving skb proto 0x0800 len 40 type 0 Receiving skb proto 0x0800 len 40 type 0 No more buffers in queue tcp_conntracks: syn=0 ack=0 fin=0 rst=1 old=8 new=8 tcp_conntracks: syn=0 ack=0 fin=0 rst=1 old=8 new=8 tcp_conntracks: syn=0 ack=0 fin=0 rst=1 old=8 new=8 tcp_conntracks: syn=0 ack=0 fin=0 rst=1 old=8 new=8 virtqueue callback for ffff888147a56500 (ffffffff8506e140) sd 0:0:1:0: cmd ffff88802497f928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024978d28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024970d28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497f528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497d128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024970128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497fd28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497e928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024970528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497dd28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497e128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497d528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497d928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497e528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497ed28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff88802497f128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024970928 response 0 status 0x0 sense_len 0 No more buffers in queue nf_conntrack: new packet for ffff888052a3c900 nf_nat: Already setup manip DST for ct ffff888052a3c900 (status bits 0x188) nf_nat: Already setup manip SRC for ct ffff888052a3c900 (status bits 0x188) nf_nat: Already setup manip DST for ct ffff88807797f500 (status bits 0x188) nf_nat: Already setup manip SRC for ct ffff88807797f500 (status bits 0x188) virtqueue callback for ffff8880239b8500 (ffffffff85497fd0) No more buffers in queue Receiving skb proto 0x0806 len 28 type 1 No more buffers in queue No more buffers in queue eth0: xmit ffff888065635dc0 42:01:0a:80:00:01 Added buffer head 17 to ffff8880239b8600 virtqueue callback for ffff8880239b8600 (ffffffff854980c0) nf_nat: Already setup manip DST for ct ffff88807797f500 (status bits 0x188) nf_nat: Already setup manip SRC for ct ffff88807797f500 (status bits 0x188) nf_conntrack: new packet for ffff888052a3c900 nf_nat: Already setup manip DST for ct ffff888052a3c900 (status bits 0x188) nf_nat: Already setup manip SRC for ct ffff888052a3c900 (status bits 0x188) Sent skb ffff888065635dc0 No more buffers in queue No more buffers in queue No more buffers in queue nf_nat: Already setup manip DST for ct ffff88807797f500 (status bits 0x188) nf_nat: Already setup manip SRC for ct ffff88807797f500 (status bits 0x188) nf_conntrack: new packet for ffff888052a3c900 nf_nat: Already setup manip DST for ct ffff888052a3c900 (status bits 0x188) nf_nat: Already setup manip SRC for ct ffff888052a3c900 (status bits 0x188) virtqueue callback for ffff888147a56500 (ffffffff8506e140) sd 0:0:1:0: cmd ffff888024973928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024975128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024971528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024974128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024974528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024977128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024975928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024977928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024978928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024971d28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024972928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024973d28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024975528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024978528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024970928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024971128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024971928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024972528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024973128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024978128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024972128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024976928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024977528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024972d28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024973528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024974928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024974d28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024975d28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024976128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024976528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024976d28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024977d28 response 0 status 0x0 sense_len 0 No more buffers in queue wireguard: wg0: Sending keepalive packet to peer 13 ([::1]:20002/0%0) nf_nat: Already setup manip DST for ct ffff88807797f500 (status bits 0x188) nf_nat: Already setup manip SRC for ct ffff88807797f500 (status bits 0x188) nf_conntrack: new packet for ffff888052a3c900 nf_nat: Already setup manip DST for ct ffff888052a3c900 (status bits 0x188) nf_nat: Already setup manip SRC for ct ffff888052a3c900 (status bits 0x188) virtqueue callback for ffff888147a56500 (ffffffff8506e140) sd 0:0:1:0: cmd ffff888024954128 response 0 status 0x0 sense_len 0 No more buffers in queue virtqueue callback for ffff8880239b8600 (ffffffff854980c0) virtqueue callback for ffff888147a56500 (ffffffff8506e140) sd 0:0:1:0: cmd ffff888024970d28 response 0 status 0x0 sense_len 0 No more buffers in queue Sent skb ffff8880748f1500 No more buffers in queue virtqueue callback for ffff888147a56500 (ffffffff8506e140) sd 0:0:1:0: cmd ffff88802208c928 response 0 status 0x0 sense_len 0 No more buffers in queue virtqueue callback for ffff888147a56500 (ffffffff8506e140) sd 0:0:1:0: cmd ffff888024954528 response 0 status 0x0 sense_len 0 No more buffers in queue wireguard: wg0: Sending keepalive packet to peer 7 ([::1]:20002/0%0) virtqueue callback for ffff888147a56500 (ffffffff8506e140) sd 0:0:1:0: cmd ffff888024951d28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024952928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024952d28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024953128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024953528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024951928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024951528 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024953d28 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024953928 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024952128 response 0 status 0x0 sense_len 0 sd 0:0:1:0: cmd ffff888024952528 response 0 status 0x0 sense_len 0 No more buffers in queue ---------------- Code disassembly (best guess): 0: 83 c7 18 add $0x18,%edi 3: be ff ff ff ff mov $0xffffffff,%esi 8: e8 be bc 6d 08 call 0x86dbccb d: 85 c0 test %eax,%eax f: 74 46 je 0x57 11: 4d 85 ff test %r15,%r15 14: 75 62 jne 0x78 16: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 1b: 48 89 df mov %rbx,%rdi 1e: e8 58 2d 77 08 call 0x8772d7b 23: e8 a3 f2 2a 00 call 0x2af2cb 28: fb sti 29: 5b pop %rbx * 2a: 41 5c pop %r12 <-- trapping instruction 2c: 41 5d pop %r13 2e: 41 5e pop %r14 30: 41 5f pop %r15 32: 5d pop %rbp 33: c3 ret 34: 48 89 df mov %rbx,%rdi 37: e8 2f 0e fe ff call 0xfffe0e6b 3c: 43 rex.XB 3d: 80 .byte 0x80 3e: 3c 2c cmp $0x2c,%al