------------[ cut here ]------------
WARNING: CPU: 0 PID: 4185 at fs/udf/udfdecl.h:127 udf_updated_lvid fs/udf/udfdecl.h:125 [inline]
WARNING: CPU: 0 PID: 4185 at fs/udf/udfdecl.h:127 udf_add_free_space fs/udf/balloc.c:137 [inline]
WARNING: CPU: 0 PID: 4185 at fs/udf/udfdecl.h:127 udf_bitmap_free_blocks fs/udf/balloc.c:183 [inline]
WARNING: CPU: 0 PID: 4185 at fs/udf/udfdecl.h:127 udf_free_blocks+0x82e/0x1760 fs/udf/balloc.c:683
Modules linked in:
CPU: 0 PID: 4185 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:udf_updated_lvid fs/udf/udfdecl.h:125 [inline]
RIP: 0010:udf_add_free_space fs/udf/balloc.c:137 [inline]
RIP: 0010:udf_bitmap_free_blocks fs/udf/balloc.c:183 [inline]
RIP: 0010:udf_free_blocks+0x82e/0x1760 fs/udf/balloc.c:683
Code: 03 00 00 48 8b 84 24 c0 00 00 00 48 01 44 24 28 e8 97 19 b6 fe 48 8b 84 24 d0 00 00 00 41 89 c4 e9 0f fb ff ff e8 82 19 b6 fe <0f> 0b e9 70 ff ff ff 48 8b 4c 24 68 80 e1 07 38 c1 0f 8c 11 fb ff
RSP: 0018:ffffc90002edf620 EFLAGS: 00010293
RAX: ffffffff82c1b28e RBX: 00000000be58f424 RCX: ffff8880793a3b80
RDX: 0000000000000000 RSI: 00000000be58f424 RDI: 0000000000000000
RBP: ffffc90002edf830 R08: dffffc0000000000 R09: ffffed100a04f205
R10: ffffed100a04f205 R11: 1ffff1100a04f204 R12: dffffc0000000000
R13: ffff88807e50e000 R14: ffff8880720f9028 R15: ffff888059af601f
FS:  000055555dacb500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe5cdb1ba8 CR3: 0000000062606000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 extent_trunc+0x357/0x440 fs/udf/truncate.c:56
 udf_truncate_extents+0x326/0xd70 fs/udf/truncate.c:212
 udf_setsize+0xd72/0x1090 fs/udf/inode.c:1183
 udf_evict_inode+0x74/0x3e0 fs/udf/inode.c:145
 evict+0x485/0x870 fs/inode.c:647
 do_unlinkat+0x3d8/0x6f0 fs/namei.c:4363
 __do_sys_unlink fs/namei.c:4404 [inline]
 __se_sys_unlink fs/namei.c:4402 [inline]
 __x64_sys_unlink+0x45/0x50 fs/namei.c:4402
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f4cadf45cf7
Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 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:00007ffdf1fd9b58 EFLAGS: 00000206 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4cadf45cf7
RDX: 00007ffdf1fd9b80 RSI: 00007ffdf1fd9c10 RDI: 00007ffdf1fd9c10
RBP: 00007ffdf1fd9c10 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffdf1fdad00
R13: 00007f4cadfcad7d R14: 00000000000204f0 R15: 00007ffdf1fdcec0
 </TASK>