WARNING: CPU: 0 PID: 8390 at kernel/events/core.c:1835 perf_group_attach+0x3fd/0x4d0 kernel/events/core.c:1835 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 8390 Comm: syz-executor972 Not tainted 5.2.0-rc7 #46 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+0x172/0x1f0 lib/dump_stack.c:113 panic+0x2cb/0x744 kernel/panic.c:219 __warn.cold+0x20/0x4d kernel/panic.c:576 report_bug+0x263/0x2b0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:179 [inline] fixup_bug arch/x86/kernel/traps.c:174 [inline] do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:272 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:291 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:986 RIP: 0010:perf_group_attach+0x3fd/0x4d0 kernel/events/core.c:1835 Code: ff 48 8d 7b 10 48 89 f8 48 c1 e8 03 42 80 3c 28 00 75 57 48 8b 5b 10 48 83 eb 10 49 39 dc 75 d4 e9 20 ff ff ff e8 c3 39 eb ff <0f> 0b e9 55 fd ff ff 48 c7 c7 74 c6 80 89 e8 70 e7 23 00 e9 5b fc RSP: 0018:ffff8880ae809ea8 EFLAGS: 00010006 RAX: ffff8880a80be540 RBX: ffff88809ec1b280 RCX: ffffffff81858658 RDX: 0000000000010000 RSI: ffffffff8185897d RDI: ffff88809ec1b498 RBP: ffff8880ae809ed8 R08: ffff8880a80be540 R09: ffffffff89bec008 R10: ffffffff89bec010 R11: 0000000000000001 R12: ffff88809e89c940 R13: ffffe8ffffc14fc0 R14: 0000000000000000 R15: ffff8880ae83a5c8 add_event_to_ctx kernel/events/core.c:2393 [inline] __perf_install_in_context+0x4b5/0x960 kernel/events/core.c:2544 remote_function kernel/events/core.c:86 [inline] remote_function+0x129/0x1a0 kernel/events/core.c:66 flush_smp_call_function_queue+0x147/0x4f0 kernel/smp.c:244 generic_smp_call_function_single_interrupt+0x13/0x2b kernel/smp.c:193 smp_call_function_single_interrupt+0x9d/0x450 arch/x86/kernel/smp.c:294 call_function_single_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:828 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline] RIP: 0010:_raw_spin_unlock_irq+0x54/0x90 kernel/locking/spinlock.c:199 Code: c0 40 74 b2 88 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 33 48 83 3d 85 1c 95 01 00 74 20 fb 66 0f 1f 44 00 00 01 00 00 00 e8 22 36 30 fa 65 8b 05 b3 a5 e4 78 85 c0 74 06 41 RSP: 0018:ffff8880a7c6fb20 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff04 RAX: 1ffffffff1164e88 RBX: ffff8880a80be540 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000006 RDI: ffff8880a80bedbc RBP: ffff8880a7c6fb28 R08: ffff8880a80be540 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880ae8354c0 R13: ffff8880a98b2280 R14: ffff88808bffb100 R15: 0000000000000402 finish_lock_switch kernel/sched/core.c:2568 [inline] finish_task_switch+0x146/0x730 kernel/sched/core.c:2668 context_switch kernel/sched/core.c:2821 [inline] __schedule+0x7d3/0x1560 kernel/sched/core.c:3445 schedule+0xa8/0x260 kernel/sched/core.c:3509 freezable_schedule include/linux/freezer.h:172 [inline] do_nanosleep+0x201/0x690 kernel/time/hrtimer.c:1679 hrtimer_nanosleep+0x2a6/0x570 kernel/time/hrtimer.c:1733 __do_sys_nanosleep kernel/time/hrtimer.c:1767 [inline] __se_sys_nanosleep kernel/time/hrtimer.c:1754 [inline] __x64_sys_nanosleep+0x1a6/0x220 kernel/time/hrtimer.c:1754 do_syscall_64+0xfd/0x680 arch/x86/entry/common.c:301 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4471f0 Code: c0 5b 5d c3 66 0f 1f 44 00 00 8b 04 24 48 83 c4 18 5b 5d c3 66 0f 1f 44 00 00 83 3d 01 ce 29 00 00 75 14 b8 23 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 64 1f fc ff c3 48 83 ec 08 e8 9a 42 00 00 RSP: 002b:00007ffcf39ce828 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 RAX: ffffffffffffffda RBX: 00007ffcf39ce860 RCX: 00000000004471f0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffcf39ce830 RBP: 0000000000002538 R08: 00000000000020c6 R09: 0000555556449940 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000011fd4 R13: 0000000000409670 R14: 0000000000000000 R15: 0000000000000000 Kernel Offset: disabled Rebooting in 86400 seconds..