IPVS: length: 103 != 24
REISERFS warning (device loop0): sh-2021 reiserfs_fill_super: can not find reiserfs on loop0
WARNING: CPU: 0 PID: 14172 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: 14172 Comm: syz-executor.1 Not tainted 4.19.51 #23
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 panic+0x263/0x507 kernel/panic.c:185
 __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 d0 ab 22 00 e9 5b fc
RSP: 0018:ffff8880ae807ea8 EFLAGS: 00010006
RAX: ffff88805b340300 RBX: ffff88805bfc2880 RCX: ffffffff817ebc18
RDX: 0000000000010000 RSI: ffffffff817ebf3d RDI: ffff88805bfc2a98
RBP: ffff8880ae807ed8 R08: ffff88805b340300 R09: ffffed1015d0640a
R10: ffffed1015d06409 R11: ffff8880ae83204b R12: ffff88808249e440
R13: ffffe8ffffc13f48 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
 remote_function kernel/events/core.c:87 [inline]
 remote_function+0x129/0x1a0 kernel/events/core.c:67
 flush_smp_call_function_queue+0x147/0x4f0 kernel/smp.c:243
 generic_smp_call_function_single_interrupt+0x13/0x2b kernel/smp.c:192
 smp_call_function_single_interrupt+0x9d/0x450 arch/x86/kernel/smp.c:296
 call_function_single_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:891
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline]
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x95/0xe0 kernel/locking/spinlock.c:184
Code: 48 c7 c0 48 36 72 88 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 39 48 83 3d fa ed 82 01 00 74 24 48 89 df 57 9d <0f> 1f 44 00 00 bf 01 00 00 00 e8 2c e0 59 fa 65 8b 05 65 a5 12 79
RSP: 0018:ffff888047587b40 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff04
RAX: 1ffffffff10e46c9 RBX: 0000000000000286 RCX: 1ffff1100b668174
RDX: dffffc0000000000 RSI: ffff88805b340b80 RDI: 0000000000000286
RBP: ffff888047587b50 R08: ffff88805b340300 R09: ffff88805b340ba0
R10: 0000000000000000 R11: 0000000000000000 R12: ffff888057d82b00
R13: ffff888057d82340 R14: 0000000000000001 R15: ffff8880ae92cdd8
 try_to_wake_up+0xcc/0xf50 kernel/sched/core.c:2056
 wake_up_process kernel/sched/core.c:2124 [inline]
 wake_up_q+0x99/0x100 kernel/sched/core.c:442
 __mutex_unlock_slowpath+0x307/0x6b0 kernel/locking/mutex.c:1249
 mutex_unlock+0xd/0x10 kernel/locking/mutex.c:713
 perf_event_ctx_unlock kernel/events/core.c:1295 [inline]
 __do_sys_perf_event_open+0x210a/0x2730 kernel/events/core.c:10818
 __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
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:00007fe3c9a09c78 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00000000004592c9
RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 00000000200000c0
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000003 R11: 0000000000000246 R12: 00007fe3c9a0a6d4
R13: 00000000004c5f2a R14: 00000000004da8c8 R15: 00000000ffffffff
Kernel Offset: disabled
Rebooting in 86400 seconds..