------------[ cut here ]------------ WARNING: CPU: 0 PID: 27428 at kernel/time/posix-timers.c:849 timer_wait_running+0x218/0x250 kernel/time/posix-timers.c:849 Modules linked in: CPU: 0 PID: 27428 Comm: syz-executor.2 Not tainted 5.13.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:timer_wait_running+0x218/0x250 kernel/time/posix-timers.c:849 Code: 00 48 c7 c2 20 db 6d 89 be 92 02 00 00 48 c7 c7 80 db 6d 89 c6 05 1c 37 4e 0c 01 e8 fc 6c 6e 07 e9 b1 fe ff ff e8 88 3b 0e 00 <0f> 0b e9 08 ff ff ff e8 1c 37 53 00 e9 3b fe ff ff 4c 89 e7 e8 1f RSP: 0018:ffffc9001a077d30 EFLAGS: 00010212 RAX: 00000000000000bd RBX: 0000000000000000 RCX: ffffc9000d56b000 RDX: 0000000000040000 RSI: ffffffff816696b8 RDI: ffffffff896de7d8 RBP: ffff888021b0fbe8 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff817ae075 R11: 0000000000000000 R12: ffffc9001a077d90 R13: 0000000000000000 R14: ffffffff896de760 R15: ffffc9001a077d90 FS: 0000000000000000(0000) GS:ffff8880b9c00000(0063) knlGS:00000000f55eab40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 0000000020000080 CR3: 000000003322b000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_timer_settime.part.0+0x119/0x1d0 kernel/time/posix-timers.c:929 do_timer_settime kernel/time/posix-timers.c:961 [inline] __do_sys_timer_settime32 kernel/time/posix-timers.c:974 [inline] __se_sys_timer_settime32 kernel/time/posix-timers.c:961 [inline] __ia32_sys_timer_settime32+0x219/0x310 kernel/time/posix-timers.c:961 do_syscall_32_irqs_on arch/x86/entry/common.c:78 [inline] __do_fast_syscall_32+0x67/0xe0 arch/x86/entry/common.c:143 do_fast_syscall_32+0x2f/0x70 arch/x86/entry/common.c:168 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c RIP: 0023:0xf7ff0549 Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 RSP: 002b:00000000f55ea5fc EFLAGS: 00000296 ORIG_RAX: 0000000000000104 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000020000140 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000