------------[ cut here ]------------
WARNING: CPU: 0 PID: 8023 at kernel/events/core.c:1978 perf_group_attach+0x396/0x450 kernel/events/core.c:1978
Modules linked in:
CPU: 0 PID: 8023 Comm: syz-executor.4 Not tainted 5.10.79 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:perf_group_attach+0x396/0x450 kernel/events/core.c:1978
Code: 48 c1 e8 03 42 80 3c 20 00 75 5f 48 8b 5b 10 48 83 eb 10 48 39 dd 75 d4 5b 5d 41 5c 41 5d 41 5e e9 9f ef f2 ff e8 9a ef f2 ff <0f> 0b e9 b1 fd ff ff 48 c7 c7 3c 2d 47 85 e8 17 33 1e 00 e9 b9 fc
RSP: 0018:ffff88806ce09ef0 EFLAGS: 00010046
RAX: 0000000080010003 RBX: ffff8880435cf000 RCX: ffffffff814ca29f
RDX: ffff8880443b3280 RSI: ffffffff814ca566 RDI: ffff8880435cf220
RBP: ffff888041efa000 R08: 0000000000000001 R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000001 R12: ffff8880455f9400
R13: 0000000000000000 R14: 0000000000000000 R15: ffff88806ce37748
FS:  0000555555b62400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2d82d000 CR3: 00000000168b6000 CR4: 0000000000350ef0
Call Trace:
 <IRQ>
 add_event_to_ctx kernel/events/core.c:2673 [inline]
 __perf_install_in_context+0x246/0x2d0 kernel/events/core.c:2824
 remote_function kernel/events/core.c:88 [inline]
 remote_function+0x11d/0x1a0 kernel/events/core.c:68
 flush_smp_call_function_queue+0x1b4/0x5d0 kernel/smp.c:395
 __sysvec_call_function_single+0x92/0x370 arch/x86/kernel/smp.c:248
 asm_call_irq_on_stack+0x12/0x20
 </IRQ>
 __run_sysvec_on_irqstack arch/x86/include/asm/irq_stack.h:37 [inline]
 run_sysvec_on_irqstack_cond arch/x86/include/asm/irq_stack.h:89 [inline]
 sysvec_call_function_single+0x7f/0xa0 arch/x86/kernel/smp.c:243
 asm_sysvec_call_function_single+0x12/0x20 arch/x86/include/asm/idtentry.h:643
RIP: 0010:lock_acquire+0x1b9/0x490 kernel/locking/lockdep.c:5530
Code: 53 db 7e e8 19 91 ff ff b8 ff ff ff ff 48 83 c4 20 65 0f c1 05 68 53 db 7e 83 f8 01 4c 8b 54 24 08 0f 85 6a 02 00 00 41 52 9d <48> b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 00 00 00 48 c7
RSP: 0018:ffff8880453efa58 EFLAGS: 00000246
RAX: 0000000000000001 RBX: 1ffff11008a7df4d RCX: 0000000000002cd2
RDX: 1ffff11008876765 RSI: 0000000000000008 RDI: 0000000000000001
RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff8654a6a7
R10: 0000000000000246 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: ffff8880086e5ea0 R15: 0000000000000000
 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
 _raw_spin_lock+0x27/0x40 kernel/locking/spinlock.c:151
 spin_lock include/linux/spinlock.h:354 [inline]
 futex_wake+0x1b8/0x490 kernel/futex.c:1611
 do_futex+0xfb4/0x1a50 kernel/futex.c:3740
 __do_sys_futex+0x2bb/0x480 kernel/futex.c:3798
 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f42fb2eeb19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd4cb99e28 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f42fb2eeb19
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f42fb402028
RBP: 00007f42fb402020 R08: 00007f42fb3fe0f0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f42fb409480
R13: 00007ffd4cb99f30 R14: 00007f42fb401f60 R15: 000000000018ec87
irq event stamp: 6168
hardirqs last  enabled at (6167): [<ffffffff83dc662d>] syscall_enter_from_user_mode+0x1d/0x50 kernel/entry/common.c:98
hardirqs last disabled at (6168): [<ffffffff83dc555b>] sysvec_call_function_single+0xb/0xa0 arch/x86/kernel/smp.c:243
softirqs last  enabled at (5356): [<ffffffff83e00f92>] asm_call_irq_on_stack+0x12/0x20
softirqs last disabled at (5297): [<ffffffff83e00f92>] asm_call_irq_on_stack+0x12/0x20
---[ end trace 53b33936f0c28ab0 ]---

======================================================
----------------
Code disassembly (best guess), 3 bytes skipped:
   0:	e8 19 91 ff ff       	callq  0xffff911e
   5:	b8 ff ff ff ff       	mov    $0xffffffff,%eax
   a:	48 83 c4 20          	add    $0x20,%rsp
   e:	65 0f c1 05 68 53 db 	xadd   %eax,%gs:0x7edb5368(%rip)        # 0x7edb537e
  15:	7e
  16:	83 f8 01             	cmp    $0x1,%eax
  19:	4c 8b 54 24 08       	mov    0x8(%rsp),%r10
  1e:	0f 85 6a 02 00 00    	jne    0x28e
  24:	41 52                	push   %r10
  26:	9d                   	popfq
* 27:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax <-- trapping instruction
  2e:	fc ff df
  31:	48 01 c3             	add    %rax,%rbx
  34:	48 c7 03 00 00 00 00 	movq   $0x0,(%rbx)
  3b:	48                   	rex.W
  3c:	c7                   	.byte 0xc7