WARNING: CPU: 0 PID: 27048 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: 27048 Comm: syz-executor.0 Not tainted 4.19.53+ #25
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+0x263/0x507 kernel/panic.c:185
kobject: 'loop3' (00000000e1a5b588): kobject_uevent_env
kobject: 'loop3' (00000000e1a5b588): fill_kobj_path: path = '/devices/virtual/block/loop3'
 __warn.cold+0x20/0x4a 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:1013
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 b3 47 ec ff <0f> 0b e9 55 fd ff ff 48 c7 c7 40 a8 b0 88 e8 60 ac 22 00 e9 5b fc
RSP: 0018:ffff888058f27a90 EFLAGS: 00010006
RAX: 0000000000040000 RBX: ffff88808abae040 RCX: ffffc900070c6000
RDX: 00000000000005b0 RSI: ffffffff817ecefd RDI: ffff88808abae258
RBP: ffff888058f27ac0 R08: ffff888082b54180 R09: ffffed1015d0640a
R10: ffffed1015d06409 R11: ffff8880ae83204b R12: ffff8880a5857240
R13: ffffe8ffffc13f50 R14: 0000000000000000 R15: ffff8880ae832048
 add_event_to_ctx kernel/events/core.c:2391 [inline]
 __perf_install_in_context+0x4b5/0x960 kernel/events/core.c:2532
kobject: 'loop5' (00000000103b1d2e): kobject_uevent_env
 remote_function kernel/events/core.c:87 [inline]
 remote_function+0x129/0x1a0 kernel/events/core.c:67
 generic_exec_single+0x27c/0x4a0 kernel/smp.c:153
kobject: 'loop5' (00000000103b1d2e): fill_kobj_path: path = '/devices/virtual/block/loop5'
 smp_call_function_single+0x12d/0x420 kernel/smp.c:299
 cpu_function_call kernel/events/core.c:141 [inline]
 perf_install_in_context+0x369/0x3d0 kernel/events/core.c:2568
kobject: 'loop3' (00000000e1a5b588): kobject_uevent_env
 __do_sys_perf_event_open+0x1993/0x2730 kernel/events/core.c:10814
kobject: 'loop3' (00000000e1a5b588): fill_kobj_path: path = '/devices/virtual/block/loop3'
 __se_sys_perf_event_open kernel/events/core.c:10443 [inline]
 __x64_sys_perf_event_open+0xbe/0x150 kernel/events/core.c:10443
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4592c9
kobject: 'kvm' (00000000ee1a59ea): kobject_uevent_env
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:00007faff3386c78 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00000000004592c9
RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000020000000
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000004 R11: 0000000000000246 R12: 00007faff33876d4
R13: 00000000004c5f3a R14: 00000000004da8e0 R15: 00000000ffffffff
Kernel Offset: disabled
Rebooting in 86400 seconds..