------------[ cut here ]------------
WARNING: CPU: 1 PID: 2944 at kernel/time/posix-timers.c:849 timer_wait_running+0x220/0x260 kernel/time/posix-timers.c:849
Modules linked in:
CPU: 1 PID: 2944 Comm: syz-executor.4 Not tainted 5.15.0-next-20211105-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:timer_wait_running+0x220/0x260 kernel/time/posix-timers.c:849
Code: 00 48 c7 c2 00 3a ae 89 be b1 02 00 00 48 c7 c7 60 3a ae 89 c6 05 ec 4b 13 0c 01 e8 19 9e a2 07 e9 90 fe ff ff e8 40 a3 0e 00 <0f> 0b e9 e7 fe ff ff e8 e4 63 55 00 e9 33 fe ff ff e8 ea 63 55 00
RSP: 0018:ffffc9000420fd50 EFLAGS: 00010212
RAX: 00000000000000c2 RBX: 0000000000000000 RCX: ffffc90004a41000
RDX: 0000000000040000 RSI: ffffffff81692810 RDI: ffffffff89ae46b8
RBP: ffff88807194da70 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff817e1148 R11: 0000000000000029 R12: ffffc9000420fdb0
R13: 0000000000000000 R14: ffffffff89ae4640 R15: ffffc9000420fdb0
FS:  00007fd0aa96a700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fcd09df04c2 CR3: 0000000042a21000 CR4: 00000000003506e0
Call Trace:
 <TASK>
 do_timer_settime.part.0+0x119/0x1d0 kernel/time/posix-timers.c:929
 do_timer_settime kernel/time/posix-timers.c:938 [inline]
 __do_sys_timer_settime kernel/time/posix-timers.c:952 [inline]
 __se_sys_timer_settime kernel/time/posix-timers.c:938 [inline]
 __x64_sys_timer_settime+0x219/0x310 kernel/time/posix-timers.c:938
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7fd0ad3f4ae9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fd0aa96a188 EFLAGS: 00000246 ORIG_RAX: 00000000000000df
RAX: ffffffffffffffda RBX: 00007fd0ad507f60 RCX: 00007fd0ad3f4ae9
RDX: 0000000020000380 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007fd0ad44ef25 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000200003c0 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffc92612ef R14: 00007fd0aa96a300 R15: 0000000000022000
 </TASK>