general protection fault, probably for non-canonical address 0xdffffc0000000011: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000088-0x000000000000008f]
CPU: 1 PID: 543 Comm: syz.3.23 Not tainted 5.10.238-syzkaller-1007479-gd76d4cd0623a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:inherit_group kernel/events/core.c:12908 [inline]
RIP: 0010:inherit_task_group+0x565/0x650 kernel/events/core.c:12952
Code: 81 c3 8c 00 00 00 48 89 d8 48 c1 e8 03 42 0f b6 04 38 84 c0 0f 85 92 00 00 00 8b 1b 49 81 c4 8c 00 00 00 4c 89 e0 48 c1 e8 03 <42> 0f b6 04 38 84 c0 0f 85 92 00 00 00 41 89 1c 24 45 31 e4 44 89
RSP: 0018:ffffc900027bf980 EFLAGS: 00010207
RAX: 0000000000000011 RBX: 0000000000000000 RCX: ffff88810cbb2780
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88811bc3a090
RBP: ffffc900027bf9f8 R08: dffffc0000000000 R09: ffffed103ee2ae72
R10: ffffed103ee2ae72 R11: 1ffff1103ee2ae71 R12: 000000000000008c
R13: ffffc900027bfa5c R14: ffff88811bc3a010 R15: dffffc0000000000
FS:  000055557bd74500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa59c9fbd58 CR3: 0000000119a76000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 perf_event_init_context kernel/events/core.c:13019 [inline]
 perf_event_init_task+0x250/0x4a0 kernel/events/core.c:13071
 copy_process+0x103b/0x32c0 kernel/fork.c:2242
 kernel_clone+0x23f/0x940 kernel/fork.c:2650
 __do_sys_clone3 kernel/fork.c:2934 [inline]
 __se_sys_clone3 kernel/fork.c:2918 [inline]
 __x64_sys_clone3+0x296/0x2f0 kernel/fork.c:2918
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fa59d010f29
Code: 64 07 00 48 8d 3d dc 64 07 00 e8 c2 28 f6 ff 66 90 b8 ea ff ff ff 48 85 ff 74 2c 48 85 d2 74 27 49 89 c8 b8 b3 01 00 00 0f 05 <48> 85 c0 7c 18 74 01 c3 31 ed 48 83 e4 f0 4c 89 c7 ff d2 48 89 c7
RSP: 002b:00007ffdd639d668 EFLAGS: 00000202 ORIG_RAX: 00000000000001b3
RAX: ffffffffffffffda RBX: 00007fa59cf93880 RCX: 00007fa59d010f29
RDX: 00007fa59cf93880 RSI: 0000000000000058 RDI: 00007ffdd639d6b0
RBP: 00007fa59c9fb6c0 R08: 00007fa59c9fb6c0 R09: 00007ffdd639d797
R10: 0000000000000008 R11: 0000000000000202 R12: ffffffffffffffa8
R13: 000000000000000b R14: 00007ffdd639d6b0 R15: 00007ffdd639d798
Modules linked in:
---[ end trace 684f1cd471a7bb8e ]---
RIP: 0010:inherit_group kernel/events/core.c:12908 [inline]
RIP: 0010:inherit_task_group+0x565/0x650 kernel/events/core.c:12952
Code: 81 c3 8c 00 00 00 48 89 d8 48 c1 e8 03 42 0f b6 04 38 84 c0 0f 85 92 00 00 00 8b 1b 49 81 c4 8c 00 00 00 4c 89 e0 48 c1 e8 03 <42> 0f b6 04 38 84 c0 0f 85 92 00 00 00 41 89 1c 24 45 31 e4 44 89
RSP: 0018:ffffc900027bf980 EFLAGS: 00010207
RAX: 0000000000000011 RBX: 0000000000000000 RCX: ffff88810cbb2780
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88811bc3a090
RBP: ffffc900027bf9f8 R08: dffffc0000000000 R09: ffffed103ee2ae72
R10: ffffed103ee2ae72 R11: 1ffff1103ee2ae71 R12: 000000000000008c
R13: ffffc900027bfa5c R14: ffff88811bc3a010 R15: dffffc0000000000
FS:  000055557bd74500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7ed3ea7f98 CR3: 0000000119a76000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	81 c3 8c 00 00 00    	add    $0x8c,%ebx
   6:	48 89 d8             	mov    %rbx,%rax
   9:	48 c1 e8 03          	shr    $0x3,%rax
   d:	42 0f b6 04 38       	movzbl (%rax,%r15,1),%eax
  12:	84 c0                	test   %al,%al
  14:	0f 85 92 00 00 00    	jne    0xac
  1a:	8b 1b                	mov    (%rbx),%ebx
  1c:	49 81 c4 8c 00 00 00 	add    $0x8c,%r12
  23:	4c 89 e0             	mov    %r12,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	42 0f b6 04 38       	movzbl (%rax,%r15,1),%eax <-- trapping instruction
  2f:	84 c0                	test   %al,%al
  31:	0f 85 92 00 00 00    	jne    0xc9
  37:	41 89 1c 24          	mov    %ebx,(%r12)
  3b:	45 31 e4             	xor    %r12d,%r12d
  3e:	44                   	rex.R
  3f:	89                   	.byte 0x89