watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor.4:4554]
Modules linked in:
CPU: 0 PID: 4554 Comm: syz-executor.4 Tainted: G W 5.10.209-syzkaller-00002-g4e1bc8d8e8ae #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:native_restore_fl arch/x86/include/asm/irqflags.h:41 [inline]
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/irqflags.h:84 [inline]
RIP: 0010:kvm_wait+0xfc/0x150 arch/x86/kernel/kvm.c:926
Code: 38 f0 75 26 41 f7 c7 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d 55 4c d5 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d 46 4c d5 03 fb f4 <4c> 89 7c 24 18 ff 74 24 18 9d 48 c7 44 24 20 0e 36 e0 45 49 c7 04
RSP: 0018:ffffc900016179e0 EFLAGS: 00000246
RAX: 0000000000000003 RBX: 1ffff920002c2f40 RCX: ffffffff8150b554
RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc90001617a20
RBP: ffffc90001617a90 R08: dffffc0000000000 R09: ffffed1022906292
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff888114831488 R14: 0000000000000003 R15: 0000000000000246
FS: 0000555555932480(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555555895818 CR3: 0000000119041000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
pv_wait arch/x86/include/asm/paravirt.h:564 [inline]
pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline]
__pv_queued_spin_lock_slowpath+0x72f/0xc70 kernel/locking/qspinlock.c:508
pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:554 [inline]
queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline]
queued_spin_lock include/asm-generic/qspinlock.h:85 [inline]
do_raw_spin_lock include/linux/spinlock.h:183 [inline]
__raw_spin_lock_bh include/linux/spinlock_api_smp.h:136 [inline]
_raw_spin_lock_bh+0x139/0x1b0 kernel/locking/spinlock.c:175
spin_lock_bh include/linux/spinlock.h:359 [inline]
lock_sock_nested+0x92/0x300 net/core/sock.c:3105
lock_sock include/net/sock.h:1640 [inline]
tipc_release+0x57/0x1440 net/tipc/socket.c:626
__sock_release net/socket.c:597 [inline]
sock_close+0xdf/0x270 net/socket.c:1286
__fput+0x309/0x760 fs/file_table.c:281
____fput+0x15/0x20 fs/file_table.c:314
task_work_run+0x129/0x190 kernel/task_work.c:164
tracehook_notify_resume include/linux/tracehook.h:188 [inline]
exit_to_user_mode_loop+0xbf/0xd0 kernel/entry/common.c:172
exit_to_user_mode_prepare kernel/entry/common.c:199 [inline]
syscall_exit_to_user_mode+0xc5/0x1d0 kernel/entry/common.c:274
do_syscall_64+0x40/0x70 arch/x86/entry/common.c:56
entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7f9499012d5a
Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 03 7f 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 63 7f 02 00 8b 44 24
RSP: 002b:00007ffd65fcbbc0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00007f9499012d5a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
RBP: 00007f9499143980 R08: 0000001b30f60000 R09: 00007ffd65fce0b0
R10: 0000000000005894 R11: 0000000000000293 R12: 00000000000221b1
R13: ffffffffffffffff R14: 00007f9498b96000 R15: 0000000000021e70
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 4555 Comm: syz-executor.4 Tainted: G W 5.10.209-syzkaller-00002-g4e1bc8d8e8ae #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:skb_queue_len include/linux/skbuff.h:1900 [inline]
RIP: 0010:tipc_sk_rcv+0x17e6/0x1e30 net/tipc/socket.c:2486
Code: e8 1f 9d 24 ff eb 16 31 ff 89 de e8 e4 c6 d2 fc 85 db 0f 8e 30 03 00 00 e8 27 c3 d2 fc 48 8b 84 24 a8 00 00 00 42 0f b6 04 20 <84> c0 48 8b 54 24 20 0f 85 27 04 00 00 83 3a 00 0f 84 5b 05 00 00
RSP: 0018:ffffc90001136a40 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000005 RCX: ffff888126c62780
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000000
RBP: ffffc90001136cd0 R08: ffffffff8497e4bc R09: ffffed1022906291
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff888114831400 R14: 000000007f836304 R15: ffffc90001136e80
FS: 00007f9497d876c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000002001f000 CR3: 0000000119041000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
tipc_node_xmit+0x34b/0xe30 net/tipc/node.c:1674
tipc_node_xmit_skb+0x153/0x1b0 net/tipc/node.c:1739
tipc_sk_rcv+0x1c0b/0x1e30 net/tipc/socket.c:2518
tipc_node_xmit+0x34b/0xe30 net/tipc/node.c:1674
tipc_sk_push_backlog net/tipc/socket.c:1306 [inline]
tipc_sk_filter_connect net/tipc/socket.c:2253 [inline]
tipc_sk_filter_rcv+0x1da8/0x3e00 net/tipc/socket.c:2362
tipc_sk_enqueue net/tipc/socket.c:2442 [inline]
tipc_sk_rcv+0x8a1/0x1e30 net/tipc/socket.c:2493
tipc_node_xmit+0x34b/0xe30 net/tipc/node.c:1674
tipc_node_xmit_skb net/tipc/node.c:1739 [inline]
tipc_node_distr_xmit+0x36a/0x4d0 net/tipc/node.c:1754
tipc_sk_backlog_rcv+0x18b/0x210 net/tipc/socket.c:2410
sk_backlog_rcv include/net/sock.h:1050 [inline]
__release_sock+0x148/0x410 net/core/sock.c:2571
release_sock+0x65/0x1b0 net/core/sock.c:3122
tipc_release+0xb6b/0x1440 net/tipc/socket.c:639
__sock_release net/socket.c:597 [inline]
sock_close+0xdf/0x270 net/socket.c:1286
__fput+0x309/0x760 fs/file_table.c:281
____fput+0x15/0x20 fs/file_table.c:314
task_work_run+0x129/0x190 kernel/task_work.c:164
tracehook_notify_resume include/linux/tracehook.h:188 [inline]
exit_to_user_mode_loop+0xbf/0xd0 kernel/entry/common.c:172
exit_to_user_mode_prepare kernel/entry/common.c:199 [inline]
syscall_exit_to_user_mode+0xc5/0x1d0 kernel/entry/common.c:274
do_syscall_64+0x40/0x70 arch/x86/entry/common.c:56
entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7f9499013e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f9497d870c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: 00000000000203a0 RBX: 00007f9499141f80 RCX: 00007f9499013e69
RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000004
RBP: 00007f949906047a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f9499141f80 R15: 00007ffd65fcbaf8