F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5
------------[ cut here ]------------
Looking for class "->lock" with key __key.0, but found a different class "&c->lock" with the same key
WARNING: CPU: 2 PID: 5785 at kernel/locking/lockdep.c:932 look_up_lock_class+0x133/0x140 kernel/locking/lockdep.c:932
Modules linked in:
CPU: 2 PID: 5785 Comm: syz-executor.2 Not tainted 6.10.0-rc5-syzkaller-00018-g55027e689933 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:look_up_lock_class+0x133/0x140 kernel/locking/lockdep.c:932
Code: c7 c7 20 b9 2c 8b e8 0c 04 74 f6 90 0f 0b 90 90 90 31 db eb be c6 05 78 4d ef 04 01 90 48 c7 c7 40 bc 2c 8b e8 ee 03 74 f6 90 <0f> 0b 90 90 e9 62 ff ff ff 0f 1f 40 00 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc900036bf018 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffffffff941ff940 RCX: ffffc90022649000
RDX: 0000000000040000 RSI: ffffffff81511296 RDI: 0000000000000001
RBP: ffffffff94af3d10 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 000000006b6f6f4c R12: ffffe8ffad258910
R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff94adbbe0
FS:  0000000000000000(0000) GS:ffff88802c200000(0063) knlGS:00000000f5f1bb40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f745fd44 CR3: 000000000070c000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 register_lock_class+0xb1/0x1230 kernel/locking/lockdep.c:1284
 __lock_acquire+0x111/0x3b30 kernel/locking/lockdep.c:5014
 lock_acquire kernel/locking/lockdep.c:5754 [inline]
 lock_acquire+0x1b1/0x560 kernel/locking/lockdep.c:5719
 local_lock_acquire include/linux/local_lock_internal.h:29 [inline]
 ___slab_alloc+0x7bb/0x1870 mm/slub.c:3716
 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3757
 __slab_alloc_node mm/slub.c:3810 [inline]
 slab_alloc_node mm/slub.c:3989 [inline]
 kmem_cache_alloc_noprof+0x2ae/0x2f0 mm/slub.c:4008
 f2fs_kmem_cache_alloc fs/f2fs/f2fs.h:2830 [inline]
 xattr_alloc fs/f2fs/xattr.c:30 [inline]
 lookup_all_xattrs fs/f2fs/xattr.c:333 [inline]
 f2fs_getxattr+0x46d/0x11e0 fs/f2fs/xattr.c:533
 f2fs_xattr_generic_get+0x138/0x170 fs/f2fs/xattr.c:63
 vfs_getxattr_alloc+0x1b6/0x340 fs/xattr.c:393
 ima_read_xattr+0x38/0x60 security/integrity/ima/ima_appraise.c:229
 process_measurement+0x120b/0x23a0 security/integrity/ima/ima_main.c:353
 ima_file_check+0xc1/0x110 security/integrity/ima/ima_main.c:572
 security_file_post_open+0x6d/0xc0 security/security.c:2982
 do_open fs/namei.c:3652 [inline]
 path_openat+0x17ec/0x29f0 fs/namei.c:3807
 do_filp_open+0x1dc/0x430 fs/namei.c:3834
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1405
 do_sys_open fs/open.c:1420 [inline]
 __do_compat_sys_openat fs/open.c:1480 [inline]
 __se_compat_sys_openat fs/open.c:1478 [inline]
 __ia32_compat_sys_openat+0x16e/0x210 fs/open.c:1478
 do_syscall_32_irqs_on arch/x86/entry/common.c:165 [inline]
 __do_fast_syscall_32+0x73/0x120 arch/x86/entry/common.c:386
 do_fast_syscall_32+0x32/0x80 arch/x86/entry/common.c:411
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e
RIP: 0023:0xf7329579
Code: b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00
RSP: 002b:00000000f5f1b5ac EFLAGS: 00000292 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 00000000ffffff9c RCX: 0000000020000080
RDX: 000000000000275a RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
----------------
Code disassembly (best guess), 2 bytes skipped:
   0:	10 06                	adc    %al,(%rsi)
   2:	03 74 b4 01          	add    0x1(%rsp,%rsi,4),%esi
   6:	10 07                	adc    %al,(%rdi)
   8:	03 74 b0 01          	add    0x1(%rax,%rsi,4),%esi
   c:	10 08                	adc    %cl,(%rax)
   e:	03 74 d8 01          	add    0x1(%rax,%rbx,8),%esi
  1e:	00 51 52             	add    %dl,0x52(%rcx)
  21:	55                   	push   %rbp
  22:	89 e5                	mov    %esp,%ebp
  24:	0f 34                	sysenter
  26:	cd 80                	int    $0x80
* 28:	5d                   	pop    %rbp <-- trapping instruction
  29:	5a                   	pop    %rdx
  2a:	59                   	pop    %rcx
  2b:	c3                   	ret
  2c:	90                   	nop
  2d:	90                   	nop
  2e:	90                   	nop
  2f:	90                   	nop
  30:	8d b4 26 00 00 00 00 	lea    0x0(%rsi,%riz,1),%esi
  37:	8d b4 26 00 00 00 00 	lea    0x0(%rsi,%riz,1),%esi