WARNING: CPU: 0 PID: 7630 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: 7630 Comm: syz-executor.1 Not tainted 5.2.0-rc5+ #34 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 63 62 ea ff <0f> 0b e9 55 fd ff ff 48 c7 c7 34 1c a1 89 e8 00 e6 23 00 e9 5b fc RSP: 0018:ffff8880ae809ea8 EFLAGS: 00010006 RAX: ffff888098974280 RBX: ffff88808f3d32c0 RCX: ffffffff81865cf8 RDX: 0000000000010000 RSI: ffffffff8186601d RDI: ffff88808f3d34d8 RBP: ffff8880ae809ed8 R08: ffff888098974280 R09: ffffed1015d013cb R10: ffffed1015d013ca R11: 0000000000000003 R12: ffff8880909b2580 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:__sanitizer_cov_trace_pc+0x0/0x50 kernel/kcov.c:95 Code: 89 25 e4 cc 15 09 41 bc f4 ff ff ff e8 6d 04 ea ff 48 c7 05 ce cc 15 09 00 00 00 00 e9 a4 e9 ff ff 90 90 90 90 90 90 90 90 90 <55> 48 89 e5 48 8b 75 08 65 48 8b 04 25 c0 fd 01 00 65 8b 15 f0 3a RSP: 0018:ffff888089f478c8 EFLAGS: 00000297 ORIG_RAX: ffffffffffffff04 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff816594fc RDX: 0000000000000001 RSI: 000000000000000c RDI: 0000000000000005 RBP: ffff888089f47ad8 R08: ffff888098974280 R09: 0000000000000000 R10: ffff888098974b00 R11: ffff888098974280 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: ffff888089f47ab0 mm_release+0x33d/0x490 kernel/fork.c:1302 exit_mm kernel/exit.c:502 [inline] do_exit+0x417/0x2fa0 kernel/exit.c:864 do_group_exit+0x135/0x370 kernel/exit.c:981 get_signal+0x471/0x24b0 kernel/signal.c:2640 do_signal+0x87/0x1900 arch/x86/kernel/signal.c:815 exit_to_usermode_loop+0x244/0x2c0 arch/x86/entry/common.c:164 prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline] syscall_return_slowpath arch/x86/entry/common.c:279 [inline] do_syscall_64+0x58e/0x680 arch/x86/entry/common.c:304 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4597c9 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:00007fb3c9dcec78 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: 0000000000000004 RBX: 0000000000000005 RCX: 00000000004597c9 RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 00000000200000c0 RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 00007fb3c9dcf6d4 R13: 00000000004c647c R14: 00000000004db1c8 R15: 00000000ffffffff Kernel Offset: disabled Rebooting in 86400 seconds..