watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz-executor249:295]
Modules linked in:
CPU: 1 PID: 295 Comm: syz-executor249 Not tainted 5.10.237-syzkaller-00309-g7e2543346ff7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:434 [inline]
RIP: 0010:__pv_queued_spin_lock_slowpath+0x584/0xb70 kernel/locking/qspinlock.c:508
Code: 00 00 41 c6 06 00 48 8b 44 24 10 42 0f b6 04 38 84 c0 0f 85 c4 01 00 00 48 8b 44 24 08 c6 00 01 41 be 00 80 ff ff eb 07 f3 90 <41> ff c6 74 4b 43 0f b6 44 3d 00 84 c0 75 2e 80 3b 00 75 ea 48 89
RSP: 0018:ffffc90000c27980 EFLAGS: 00000206
RAX: 0000000000000000 RBX: ffff88811b284a88 RCX: ffffffff814b15ba
RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff88811b284a88
RBP: ffffc90000c27a70 R08: dffffc0000000000 R09: ffffed1023650952
R10: ffffed1023650952 R11: 1ffff11023650951 R12: ffff8881f73d2280
R13: 1ffff11023650951 R14: 00000000ffff8aa9 R15: dffffc0000000000
FS:  000055557ebb53c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0585baee50 CR3: 000000010d367000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:554 [inline]
 queued_spin_lock_slowpath+0x47/0x50 arch/x86/include/asm/qspinlock.h:51
 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+0xd8/0xe0 kernel/locking/spinlock.c:175
 spin_lock_bh include/linux/spinlock.h:359 [inline]
 lock_sock_nested+0x92/0x290 net/core/sock.c:3117
 lock_sock include/net/sock.h:1648 [inline]
 tipc_release+0x56/0x1490 net/tipc/socket.c:626
 __sock_release net/socket.c:597 [inline]
 sock_close+0xe0/0x270 net/socket.c:1286
 __fput+0x2fb/0x770 fs/file_table.c:281
 ____fput+0x15/0x20 fs/file_table.c:314
 task_work_run+0x127/0x190 kernel/task_work.c:189
 ptrace_notify+0x212/0x250 kernel/signal.c:2280
 ptrace_report_syscall include/linux/tracehook.h:66 [inline]
 tracehook_report_syscall_exit include/linux/tracehook.h:129 [inline]
 arch_syscall_exit_tracehook include/linux/entry-common.h:285 [inline]
 syscall_exit_work+0x6e/0x140 kernel/entry/common.c:239
 syscall_exit_to_user_mode_prepare kernel/entry/common.c:266 [inline]
 syscall_exit_to_user_mode+0x5b/0x90 kernel/entry/common.c:272
 do_syscall_64+0x3d/0x40 arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f0585b7235a
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 d3 63 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 33 64 02 00 8b 44 24
RSP: 002b:00007ffcd1ffb0b0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007f0585b7235a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
RBP: 0000000000000005 R08: 0000000000000000 R09: 00007ffcd1ffb100
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000018c75
R13: 0000000000018ca7 R14: 00007f0585bff33c R15: 00007f0585bff320