UDF-fs: error (device loop5): udf_fiiter_advance_blk: extent after position 0 not allocated in directory (ino 1408)
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WARNING: CPU: 0 PID: 7167 at fs/udf/namei.c:214 udf_expand_dir_adinicb+0xbf6/0xf00 fs/udf/namei.c:214
Modules linked in:
CPU: 0 UID: 0 PID: 7167 Comm: syz.5.268 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:udf_expand_dir_adinicb+0xbf6/0xf00 fs/udf/namei.c:214
Code: 01 00 00 00 e8 db 1b fe ff 8b 5c 24 60 e9 aa f6 ff ff e8 bd 7f 76 fe 4c 89 ef e8 e5 48 04 ff e9 ac f8 ff ff e8 ab 7f 76 fe 90 <0f> 0b 90 e9 88 fe ff ff bb 8b ff ff ff e9 80 f6 ff ff bb f4 ff ff
RSP: 0018:ffffc9000bdb7400 EFLAGS: 00010293

RAX: 0000000000000000 RBX: 00000000ffffff8b RCX: ffffffff83467a1e
RDX: ffff88802f489e40 RSI: ffffffff83467b95 RDI: 0000000000000005
RBP: ffffc9000bdb7680 R08: 0000000000000005 R09: 0000000000000000
R10: 00000000ffffff8b R11: 0000000000000001 R12: 00000000ffffff8b
R13: ffff8880739a5740 R14: 0000000000000000 R15: ffff888054d80180
FS:  00007ff4be3d06c0(0000) GS:ffff888124a09000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f98e7958000 CR3: 0000000055ca5000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 udf_fiiter_add_entry+0xcee/0x10d0 fs/udf/namei.c:262
 udf_rename+0x902/0xd90 fs/udf/namei.c:843
 vfs_rename+0xfa3/0x2290 fs/namei.c:5216
 do_renameat2+0x7d8/0xc20 fs/namei.c:5364
 __do_sys_renameat2 fs/namei.c:5398 [inline]
 __se_sys_renameat2 fs/namei.c:5395 [inline]
 __x64_sys_renameat2+0xe7/0x130 fs/namei.c:5395
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff4bd58e969
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff4be3d0038 EFLAGS: 00000246 ORIG_RAX: 000000000000013c
RAX: ffffffffffffffda RBX: 00007ff4bd7b5fa0 RCX: 00007ff4bd58e969
RDX: 0000000000000004 RSI: 0000200000000080 RDI: ffffffffffffff9c
RBP: 00007ff4bd610ab1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000200000000980 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007ff4bd7b5fa0 R15: 00007fffa2369e98
 </TASK>