UDF-fs: error (device loop2): udf_verify_fi: directory (ino 1408) has entry at pos 40 with incorrect tag 0
------------[ cut here ]------------
ret
WARNING: fs/udf/namei.c:214 at udf_expand_dir_adinicb fs/udf/namei.c:214 [inline], CPU#1: syz.2.157/7490
WARNING: fs/udf/namei.c:214 at udf_fiiter_add_entry+0x1a78/0x20c0 fs/udf/namei.c:262, CPU#1: syz.2.157/7490
Modules linked in:
CPU: 1 UID: 0 PID: 7490 Comm: syz.2.157 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:udf_expand_dir_adinicb fs/udf/namei.c:214 [inline]
RIP: 0010:udf_fiiter_add_entry+0x1a78/0x20c0 fs/udf/namei.c:262
Code: 00 00 e8 9b 96 76 fe 44 89 f1 41 d3 ec 41 01 dc 44 89 64 24 58 e9 ec fb ff ff e8 83 96 76 fe e9 be fe ff ff e8 79 96 76 fe 90 <0f> 0b 90 e9 b9 f8 ff ff 44 89 f9 80 e1 07 38 c1 0f 8c 81 e6 ff ff
RSP: 0018:ffffc9000519f7a0 EFLAGS: 00010283
RAX: ffffffff834dddd7 RBX: fffff52000a33f18 RCX: 0000000000080000
RDX: ffffc90007309000 RSI: 0000000000003c75 RDI: 0000000000003c76
RBP: ffffc9000519fbb0 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed1008036ec6 R12: f8f8f8f8f8f8f8f8
R13: ffff888061faad70 R14: 00000000ffffff8b R15: ffffc9000519fc00
FS:  00007f30054b66c0(0000) GS:ffff888126276000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b3391eff8 CR3: 0000000034e72000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 udf_link+0xff/0x360 fs/udf/namei.c:738
 vfs_link+0x518/0x6e0 fs/namei.c:5774
 filename_linkat+0x273/0x600 fs/namei.c:5842
 __do_sys_link fs/namei.c:5875 [inline]
 __se_sys_link+0x55/0x2c0 fs/namei.c:5871
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f300725cdd9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f30054b6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000056
RAX: ffffffffffffffda RBX: 00007f30074d5fa0 RCX: 00007f300725cdd9
RDX: 0000000000000000 RSI: 0000200000000680 RDI: 00002000000001c0
RBP: 00007f30072f2d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f30074d6038 R14: 00007f30074d5fa0 R15: 00007ffc14140d38
 </TASK>