WARNING: CPU: 0 PID: 22787 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: 22787 Comm: syz-executor.0 Not tainted 5.2.0-rc5+ #32 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 e3 6b ea ff <0f> 0b e9 55 fd ff ff 48 c7 c7 f4 1b a1 89 e8 00 e6 23 00 e9 5b fc RSP: 0018:ffff8880ae809ea8 EFLAGS: 00010006 RAX: ffff8880896f8600 RBX: ffff88806336ac40 RCX: ffffffff81865378 RDX: 0000000000010000 RSI: ffffffff8186569d RDI: ffff88806336ae58 RBP: ffff8880ae809ed8 R08: ffff8880896f8600 R09: ffffed1015d013cb R10: ffffed1015d013ca R11: 0000000000000003 R12: ffff88806da23380 R13: ffffe8ffffc15018 R14: 0000000000000000 R15: ffff8880ae83a648 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:lock_acquire+0x56/0x3f0 kernel/locking/lockdep.c:4295 Code: fd 01 00 48 8d bb 7c 08 00 00 48 83 ec 20 4c 89 4d d0 48 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 <84> d2 0f 85 c7 02 00 00 8b b3 7c 08 00 00 85 f6 0f 85 83 01 00 00 RSP: 0018:ffff888060bc7a90 EFLAGS: 00000202 ORIG_RAX: ffffffffffffff04 RAX: 0000000000000007 RBX: ffff8880896f8600 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880896f8e7c RBP: ffff888060bc7ad8 R08: 0000000000000001 R09: 0000000000000000 R10: fffff5200018dd60 R11: 0000000000000001 R12: ffffc90000c6eb20 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:151 spin_lock include/linux/spinlock.h:338 [inline] futex_wake+0x1dc/0x4d0 kernel/futex.c:1587 do_futex+0x358/0x1d90 kernel/futex.c:3642 __do_sys_futex kernel/futex.c:3698 [inline] __se_sys_futex kernel/futex.c:3666 [inline] __x64_sys_futex+0x3f7/0x590 kernel/futex.c:3666 do_syscall_64+0xfd/0x680 arch/x86/entry/common.c:301 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x459519 Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fe70f731cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 000000000075bfd0 RCX: 0000000000459519 RDX: 00000000004c617d RSI: 0000000000000081 RDI: 000000000075bfd4 RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000246 R12: 000000000075bfd4 R13: 00007fffeee4f2af R14: 00007fe70f7329c0 R15: 000000000075bfd4 Kernel Offset: disabled Rebooting in 86400 seconds..