WARNING: CPU: 0 PID: 8676 at kernel/events/core.c:1833 perf_group_attach+0x4d9/0x610 kernel/events/core.c:1833 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 8676 Comm: syz-executor615 Not tainted 5.0.0-rc2+ #29 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+0x1db/0x2d0 lib/dump_stack.c:113 panic+0x2cb/0x65c kernel/panic.c:214 __warn.cold+0x20/0x48 kernel/panic.c:571 report_bug+0x263/0x2b0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:178 [inline] fixup_bug arch/x86/kernel/traps.c:173 [inline] do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:271 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:290 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:973 RIP: 0010:perf_group_attach+0x4d9/0x610 kernel/events/core.c:1833 Code: ff 48 8d 7b 10 48 89 f8 48 c1 e8 03 42 80 3c 30 00 75 57 48 8b 5b 10 48 83 eb 10 49 39 dc 75 d4 e9 fa fe ff ff e8 e7 bf e8 ff <0f> 0b e9 cc fc ff ff 48 c7 c7 38 df 5b 8a e8 64 b0 2c 00 e9 cb fb RSP: 0018:ffff8880971e7768 EFLAGS: 00010093 RAX: ffff88808bb866c0 RBX: ffff8880a7acc000 RCX: ffffffff81993b56 RDX: 0000000000000000 RSI: ffffffff81993f09 RDI: ffff8880a7acc218 RBP: ffff8880971e7808 R08: ffff88808bb866c0 R09: ffffffff8a9a901d R10: ffffffff8a9a9010 R11: 0000000000000001 R12: ffff88808bb34640 R13: 1ffff11012e3cef0 R14: ffff8880971e77e0 R15: ffffe8ffffc13180 add_event_to_ctx kernel/events/core.c:2390 [inline] __perf_install_in_context+0x5c0/0xb70 kernel/events/core.c:2531 remote_function kernel/events/core.c:87 [inline] remote_function+0x12b/0x1a0 kernel/events/core.c:67 generic_exec_single+0x383/0x610 kernel/smp.c:153 smp_call_function_single+0x1a9/0x660 kernel/smp.c:299 cpu_function_call kernel/events/core.c:141 [inline] perf_install_in_context+0x461/0x510 kernel/events/core.c:2567 __do_sys_perf_event_open+0x1de8/0x2f00 kernel/events/core.c:10791 __se_sys_perf_event_open kernel/events/core.c:10420 [inline] __x64_sys_perf_event_open+0xbe/0x150 kernel/events/core.c:10420 do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x446619 Code: e8 0c e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 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 0f 83 7b 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f7a83c60db8 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 0000000000446619 RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000020000000 RBP: 00000000006dbc20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 00000000006dbc2c R13: 00007ffd55585ddf R14: 00007f7a83c619c0 R15: 00000000006dbc20 Kernel Offset: disabled Rebooting in 86400 seconds..