------------[ cut here ]------------ WARNING: CPU: 0 PID: 22733 at kernel/time/posix-timers.c:849 timer_wait_running+0x218/0x250 kernel/time/posix-timers.c:849 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 22733 Comm: syz-executor.5 Not tainted 5.9.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x198/0x1fd lib/dump_stack.c:118 panic+0x382/0x7fb kernel/panic.c:231 __warn.cold+0x20/0x4b kernel/panic.c:600 report_bug+0x1bd/0x210 lib/bug.c:198 handle_bug+0x38/0x90 arch/x86/kernel/traps.c:234 exc_invalid_op+0x14/0x40 arch/x86/kernel/traps.c:254 asm_exc_invalid_op+0x12/0x20 arch/x86/include/asm/idtentry.h:536 RIP: 0010:timer_wait_running+0x218/0x250 kernel/time/posix-timers.c:849 Code: 00 48 c7 c2 c0 cb 8d 88 be 7b 02 00 00 48 c7 c7 20 cc 8d 88 c6 05 0c 45 ec 09 01 e8 c7 4f f4 ff e9 b1 fe ff ff e8 98 30 0e 00 <0f> 0b e9 08 ff ff ff e8 6c 07 4f 00 e9 3b fe ff ff 4c 89 e7 e8 6f RSP: 0018:ffffc900160e7d38 EFLAGS: 00010212 RAX: 00000000000000a9 RBX: 0000000000000000 RCX: ffffc90013579000 RDX: 0000000000040000 RSI: ffffffff81680df8 RDI: ffffffff888dd878 RBP: ffff88809729e000 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000000 R12: ffffc900160e7d98 R13: 0000000000000000 R14: ffffffff888dd800 R15: ffffc900160e7d98 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+0x60/0x90 arch/x86/entry/common.c:137 do_fast_syscall_32+0x2f/0x70 arch/x86/entry/common.c:160 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c RIP: 0023:0xf7f9e549 Code: 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 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 002b:00000000f55980cc EFLAGS: 00000296 ORIG_RAX: 0000000000000104 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000000000 RDX: 00000000200001c0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Kernel Offset: disabled Rebooting in 86400 seconds..