WARNING: CPU: 0 PID: 2971 at kernel/events/core.c:1833 perf_group_attach+0x3fd/0x4d0 kernel/events/core.c:1833 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 2971 Comm: syz-executor.0 Not tainted 4.19.34 #2 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+0x263/0x51d kernel/panic.c:185 __warn.cold+0x20/0x54 kernel/panic.c:540 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+0x204/0x360 arch/x86/kernel/traps.c:296 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:316 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:997 RIP: 0010:perf_group_attach+0x3fd/0x4d0 kernel/events/core.c:1833 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 03 46 ec ff <0f> 0b e9 55 fd ff ff 48 c7 c7 c0 9b b0 88 e8 b0 a3 22 00 e9 5b fc RSP: 0018:ffff8880ae807ea8 EFLAGS: 00010006 RAX: ffff8880190225c0 RBX: ffff888068cdb380 RCX: ffffffff817eee18 RDX: 0000000000010000 RSI: ffffffff817ef13d RDI: ffff888068cdb598 RBP: ffff8880ae807ed8 R08: ffff8880190225c0 R09: ffffed1015d06402 R10: ffffed1015d06401 R11: ffff8880ae83200b R12: ffff8880a50c8600 R13: ffffe8ffffc13eb8 R14: 0000000000000000 R15: ffff8880ae832008 add_event_to_ctx kernel/events/core.c:2390 [inline] __perf_install_in_context+0x4b5/0x960 kernel/events/core.c:2531 remote_function kernel/events/core.c:87 [inline] remote_function+0x12b/0x1a0 kernel/events/core.c:67 flush_smp_call_function_queue+0x14a/0x500 kernel/smp.c:243 generic_smp_call_function_single_interrupt+0x13/0x2b kernel/smp.c:192 smp_call_function_single_interrupt+0xa3/0x460 arch/x86/kernel/smp.c:296 call_function_single_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:889 RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 kernel/kcov.c:101 Code: 90 90 90 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 78 b6 96 7e 81 e2 00 01 1f 00 75 2b 8b 90 d0 12 00 00 <83> fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 00 00 48 8b 11 48 RSP: 0018:ffff8880a0917a98 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff04 RAX: ffff8880190225c0 RBX: ffff8880a09115b0 RCX: ffffffff81405758 RDX: 0000000000000000 RSI: ffffffff81405735 RDI: 0000000000000007 RBP: ffff8880a0917a98 R08: ffff8880190225c0 R09: ffffed1013fe43e1 R10: ffffed1013fe43e0 R11: ffff88809ff21f07 R12: 0000000000000000 R13: dffffc0000000000 R14: ffff8880190225c0 R15: ffff8880a0910000 stack_not_used include/linux/sched/task_stack.h:99 [inline] check_stack_usage kernel/exit.c:757 [inline] do_exit+0x1f15/0x2fa0 kernel/exit.c:925 do_group_exit+0x135/0x370 kernel/exit.c:979 get_signal+0x399/0x1d50 kernel/signal.c:2572 do_signal+0x95/0x1950 arch/x86/kernel/signal.c:816 exit_to_usermode_loop+0x244/0x2c0 arch/x86/entry/common.c:162 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x52d/0x610 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x458c29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f39964b1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: 0000000000000004 RBX: 0000000000000005 RCX: 0000000000458c29 RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 00000000200000c0 RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 00007f39964b26d4 R13: 00000000004c54b5 R14: 00000000004d9698 R15: 00000000ffffffff Kernel Offset: disabled Rebooting in 86400 seconds..