loop0: detected capacity change from 0 to 128
UDF-fs: error (device loop0): udf_read_tagged: read failed, block=256, location=256
UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000)
UDF-fs: error (device loop0): udf_bitmap_new_block: bitmap for partition 0 corrupted (block 264 marked as free, partition length is 40)
------------[ cut here ]------------
byte_offset
WARNING: fs/udf/truncate.c:224 at udf_truncate_extents+0xd8d/0xf00 fs/udf/truncate.c:224, CPU#0: syz.0.0/5327
Modules linked in:
CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:udf_truncate_extents+0xd8d/0xf00 fs/udf/truncate.c:224
Code: 76 a3 0f 48 3b 84 24 80 01 00 00 75 7a 44 89 e0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d e9 1a 0a 4c 08 cc e8 a4 9d 74 fe 90 <0f> 0b 90 e9 64 ff ff ff 44 89 e9 80 e1 07 38 c1 0f 8c e0 f3 ff ff
RSP: 0018:ffffc9000d137360 EFLAGS: 00010283
RAX: ffffffff834fe94c RBX: 1ffff1100919d19c RCX: 0000000000100000
RDX: ffffc90020802000 RSI: 0000000000004991 RDI: 0000000000004992
RBP: ffffc9000d137538 R08: ffff8880337024c0 R09: 0000000000000002
R10: 0000000000000001 R11: 0000000000000002 R12: 0000000000000000
R13: 0000000000000000 R14: 000000000000000a R15: 000000000000000a
FS:  00007ff6f95c26c0(0000) GS:ffff88808ccea000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff6ed5ff000 CR3: 0000000041dce000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 udf_write_failed+0x185/0x1c0 fs/udf/inode.c:178
 udf_write_begin+0x215/0x270 fs/udf/inode.c:265
 generic_perform_write+0x2e2/0x8f0 mm/filemap.c:4314
 __generic_file_write_iter+0x1ae/0x230 mm/filemap.c:4428
 udf_file_write_iter+0x2ca/0x6b0 fs/udf/file.c:111
 iter_file_splice_write+0x99b/0x1100 fs/splice.c:738
 do_splice_from fs/splice.c:938 [inline]
 direct_splice_actor+0x101/0x160 fs/splice.c:1161
 splice_direct_to_actor+0x53a/0xc70 fs/splice.c:1105
 do_splice_direct_actor fs/splice.c:1204 [inline]
 do_splice_direct+0x195/0x290 fs/splice.c:1230
 vfs_copy_file_range+0xb02/0x1370 fs/read_write.c:1632
 __do_sys_copy_file_range fs/read_write.c:1681 [inline]
 __se_sys_copy_file_range+0x2fb/0x480 fs/read_write.c:1648
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xe2/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff6f879aeb9
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:00007ff6f95c2028 EFLAGS: 00000246 ORIG_RAX: 0000000000000146
RAX: ffffffffffffffda RBX: 00007ff6f8a15fa0 RCX: 00007ff6f879aeb9
RDX: 000000000000000a RSI: 0000000000000000 RDI: 000000000000000b
RBP: 00007ff6f8808c1f R08: fffffbffa003e458 R09: 0700000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff6f8a16038 R14: 00007ff6f8a15fa0 R15: 00007ffc414503e8
 </TASK>