------------[ cut here ]------------
WARNING: CPU: 0 PID: 16119 at kernel/events/core.c:1690 perf_group_attach kernel/events/core.c:1690 [inline]
WARNING: CPU: 0 PID: 16119 at kernel/events/core.c:1690 add_event_to_ctx+0x84a/0xa70 kernel/events/core.c:2291
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 16119 Comm: syz-executor.4 Not tainted 4.14.141+ #0
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0xca/0x134 lib/dump_stack.c:53
 panic+0x1ea/0x3d3 kernel/panic.c:182
 __warn.cold+0x2f/0x3a kernel/panic.c:546
 report_bug+0x20a/0x248 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x1bf/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x18/0x40 arch/x86/entry/entry_64.S:963
RIP: 0010:perf_group_attach kernel/events/core.c:1690 [inline]
RIP: 0010:add_event_to_ctx+0x84a/0xa70 kernel/events/core.c:2291
RSP: 0018:ffff8881db807ec8 EFLAGS: 00010006
RAX: ffff8881a3aec680 RBX: ffff8881a8375500 RCX: 1ffff1103b705d1f
RDX: 0000000000010000 RSI: 00000000ffffffff RDI: ffff8881a8375708
RBP: ffff8881a8371100 R08: 0000000000002e03 R09: ffffed103b705d02
R10: ffffed103b705d01 R11: ffff8881db82e80b R12: ffff8881db831fc0
R13: ffff8881a837118c R14: ffff8881db82e8f0 R15: ffff8881db82e8f0
 __perf_install_in_context+0x241/0x2f0 kernel/events/core.c:2438
 remote_function kernel/events/core.c:87 [inline]
 remote_function+0x110/0x190 kernel/events/core.c:67
 flush_smp_call_function_queue+0xae/0x320 kernel/smp.c:243
 smp_call_function_single_interrupt+0xc7/0x530 arch/x86/kernel/smp.c:296
 call_function_single_interrupt+0x8c/0xa0 arch/x86/entry/entry_64.S:814
 </IRQ>
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x2b/0x50 kernel/locking/spinlock.c:200
RSP: 0018:ffff8881c51579f0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff04
RAX: 0000000000000007 RBX: ffffffffaf2ee0e0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff8881a3aeceac
RBP: ffffffffaf2ef020 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881a3aed6d0
R13: ffff8881a28f3f50 R14: 1ffff11038a2af41 R15: ffffffffaf2ee140
 spin_unlock_irq include/linux/spinlock.h:367 [inline]
 cgroup_exit+0x200/0x420 kernel/cgroup/cgroup.c:5706
 do_exit+0x9e3/0x2a20 kernel/exit.c:887
 do_group_exit+0x100/0x2e0 kernel/exit.c:978
 get_signal+0x39f/0x1cc0 kernel/signal.c:2422
 do_signal+0x96/0x15d0 arch/x86/kernel/signal.c:814
 exit_to_usermode_loop+0x11d/0x160 arch/x86/entry/common.c:160
 prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
 do_syscall_64+0x3a3/0x520 arch/x86/entry/common.c:297
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x459879
RSP: 002b:00007ff0a63ffc78 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: 0000000000000006 RBX: 0000000000000005 RCX: 0000000000459879
RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000020000200
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000004 R11: 0000000000000246 R12: 00007ff0a64006d4
R13: 00000000004c66e4 R14: 00000000004db758 R15: 00000000ffffffff
Kernel Offset: 0x2be00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
Rebooting in 86400 seconds..