loop4: detected capacity change from 0 to 2048
UDF-fs: INFO Mounting volume 'LiuxUDF', timestamp 2022/11/22 14:59 (1000)
general protection fault, probably for non-canonical address 0xdffffc0000000004: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000020-0x0000000000000027]
CPU: 1 PID: 4328 Comm: syz-executor.4 Not tainted 5.15.157-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:crc_itu_t+0xfb/0x2a0 lib/crc-itu-t.c:60
Code: e9 75 01 00 00 48 be 00 00 00 00 00 fc ff df b8 02 00 00 00 48 29 e8 48 89 44 24 08 48 8b 14 24 49 89 d7 4c 89 f8 48 c1 e8 03 <0f> b6 04 30 84 c0 0f 85 b1 00 00 00 42 0f b6 44 22 ff 41 0f b7 ce
RSP: 0018:ffffc90003727790 EFLAGS: 00010203
RAX: 0000000000000004 RBX: 0000000000000096 RCX: ffff88807aa25940
RDX: 0000000000000026 RSI: dffffc0000000000 RDI: 0000000000000001
RBP: 0000000000000096 R08: ffffffff840dde06 R09: ffff88805d18ac67
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffffffffffffff44 R14: 0000000000004d58 R15: 0000000000000026
FS:  00007f7011a706c0(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f723000 CR3: 000000005a05f000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 udf_write_fi+0x6b9/0xb70 fs/udf/namei.c:113
 udf_delete_entry fs/udf/namei.c:577 [inline]
 udf_rename+0x8b3/0x14d0 fs/udf/namei.c:1173
 vfs_rename+0xd32/0x10f0 fs/namei.c:4832
 do_renameat2+0xe0f/0x1700 fs/namei.c:4985
 __do_sys_rename fs/namei.c:5031 [inline]
 __se_sys_rename fs/namei.c:5029 [inline]
 __x64_sys_rename+0x82/0x90 fs/namei.c:5029
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f70134fdea9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f7011a700c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
RAX: ffffffffffffffda RBX: 00007f701362bf80 RCX: 00007f70134fdea9
RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000020000080
RBP: 00007f701354a4a4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f701362bf80 R15: 00007ffd91e76668
 </TASK>
Modules linked in:
---[ end trace 58d1b81010fbd209 ]---
RIP: 0010:crc_itu_t+0xfb/0x2a0 lib/crc-itu-t.c:60
Code: e9 75 01 00 00 48 be 00 00 00 00 00 fc ff df b8 02 00 00 00 48 29 e8 48 89 44 24 08 48 8b 14 24 49 89 d7 4c 89 f8 48 c1 e8 03 <0f> b6 04 30 84 c0 0f 85 b1 00 00 00 42 0f b6 44 22 ff 41 0f b7 ce
RSP: 0018:ffffc90003727790 EFLAGS: 00010203
RAX: 0000000000000004 RBX: 0000000000000096 RCX: ffff88807aa25940
RDX: 0000000000000026 RSI: dffffc0000000000 RDI: 0000000000000001
RBP: 0000000000000096 R08: ffffffff840dde06 R09: ffff88805d18ac67
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffffffffffffff44 R14: 0000000000004d58 R15: 0000000000000026
FS:  00007f7011a706c0(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f84d8539018 CR3: 000000005a05f000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	e9 75 01 00 00       	jmp    0x17a
   5:	48 be 00 00 00 00 00 	movabs $0xdffffc0000000000,%rsi
   c:	fc ff df
   f:	b8 02 00 00 00       	mov    $0x2,%eax
  14:	48 29 e8             	sub    %rbp,%rax
  17:	48 89 44 24 08       	mov    %rax,0x8(%rsp)
  1c:	48 8b 14 24          	mov    (%rsp),%rdx
  20:	49 89 d7             	mov    %rdx,%r15
  23:	4c 89 f8             	mov    %r15,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	0f b6 04 30          	movzbl (%rax,%rsi,1),%eax <-- trapping instruction
  2e:	84 c0                	test   %al,%al
  30:	0f 85 b1 00 00 00    	jne    0xe7
  36:	42 0f b6 44 22 ff    	movzbl -0x1(%rdx,%r12,1),%eax
  3c:	41 0f b7 ce          	movzwl %r14w,%ecx