UDF-fs: error (device loop1): udf_verify_fi: directory (ino 21) has entry past directory size at pos 128
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byte_offset
WARNING: fs/udf/truncate.c:224 at udf_truncate_extents+0xd79/0xef0 fs/udf/truncate.c:224, CPU#1: syz.1.12/5858
Modules linked in:
CPU: 1 UID: 0 PID: 5858 Comm: syz.1.12 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:udf_truncate_extents+0xd79/0xef0 fs/udf/truncate.c:224
Code: 12 47 0f 48 3b 84 24 80 01 00 00 75 7a 44 89 f0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 58 0b 6f fe 90 <0f> 0b 90 e9 67 ff ff ff 44 89 f9 80 e1 07 38 c1 0f 8c f3 f3 ff ff
RSP: 0018:ffffc9000562f720 EFLAGS: 00010283
RAX: ffffffff83562d78 RBX: 000000000000000a RCX: 0000000000080000
RDX: ffffc90006861000 RSI: 000000000000084b RDI: 000000000000084c
RBP: ffffc9000562f8f8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000001 R12: 000000000000000a
R13: 1ffff1100c69e4bd R14: 0000000000000000 R15: 0000000000000000
FS:  00007fce371366c0(0000) GS:ffff888125d4c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555a40ba68 CR3: 000000003bba6000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 udf_write_failed+0x16e/0x1b0 fs/udf/inode.c:180
 udf_write_begin+0x217/0x270 fs/udf/inode.c:264
 generic_perform_write+0x2ad/0x8b0 mm/filemap.c:4358
 udf_file_write_iter+0x2a6/0x630 fs/udf/file.c:112
 do_iter_readv_writev+0x624/0x8d0 fs/read_write.c:-1
 vfs_writev+0x34c/0x990 fs/read_write.c:1058
 do_pwritev fs/read_write.c:1154 [inline]
 __do_sys_pwritev2 fs/read_write.c:1212 [inline]
 __se_sys_pwritev2+0x17a/0x2a0 fs/read_write.c:1203
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fce38edde59
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:00007fce37136028 EFLAGS: 00000246 ORIG_RAX: 0000000000000148
RAX: ffffffffffffffda RBX: 00007fce39165fa0 RCX: 00007fce38edde59
RDX: 0000000000000001 RSI: 00002000000001c0 RDI: 0000000000000006
RBP: 00007fce38f73e6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000e7b R11: 0000000000000246 R12: 0000000000000000
R13: 00007fce39166038 R14: 00007fce39165fa0 R15: 00007ffd6ee13958
 </TASK>