------------[ cut here ]------------
WARNING: CPU: 1 PID: 4559 at fs/udf/udfdecl.h:127 udf_updated_lvid fs/udf/udfdecl.h:125 [inline]
WARNING: CPU: 1 PID: 4559 at fs/udf/udfdecl.h:127 udf_add_free_space fs/udf/balloc.c:137 [inline]
WARNING: CPU: 1 PID: 4559 at fs/udf/udfdecl.h:127 udf_bitmap_new_block fs/udf/balloc.c:370 [inline]
WARNING: CPU: 1 PID: 4559 at fs/udf/udfdecl.h:127 udf_new_block+0x181b/0x1a30 fs/udf/balloc.c:730
Modules linked in:
CPU: 0 PID: 4559 Comm: syz.0.58 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_new_block fs/udf/balloc.c:370 [inline]
RIP: 0010:udf_new_block+0x181b/0x1a30 fs/udf/balloc.c:730
Code: 24 48 e8 88 63 e8 06 45 31 ed 49 be 00 00 00 00 00 fc ff df e9 8f fd ff ff e8 61 e3 b5 fe 0f 0b e9 38 fc ff ff e8 55 e3 b5 fe <0f> 0b e9 2e ff ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c 1e e9 ff
RSP: 0018:ffffc90003defa20 EFLAGS: 00010293
RAX: ffffffff82c1e8bb RBX: 000000006f38deb1 RCX: ffff88802bd41dc0
RDX: 0000000000000000 RSI: 000000006f38deb1 RDI: 0000000000000000
RBP: ffffc90003defc50 R08: dffffc0000000000 R09: ffffed1004b2db23
R10: ffffed1004b2db23 R11: 1ffff11004b2db22 R12: ffff888057f64000
R13: 000000000000007e R14: ffff88805868a01f R15: dffffc0000000000
FS:  00007f9e9ae386c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6c70b63000 CR3: 0000000060114000 CR4: 00000000003506e0
DR0: ffffffffffffffff DR1: 00000000000001f8 DR2: 0000000000000083
DR3: ffffffffefffff15 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 udf_new_inode+0x385/0xf00 fs/udf/ialloc.c:86
 udf_mknod+0x4d/0x90 fs/udf/namei.c:412
 vfs_mknod+0x424/0x4c0 fs/namei.c:3952
 do_mknodat+0x352/0x620 fs/namei.c:-1
 __do_sys_mknod fs/namei.c:4035 [inline]
 __se_sys_mknod fs/namei.c:4033 [inline]
 __x64_sys_mknod+0x8a/0xa0 fs/namei.c:4033
 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: 0033:0x7f9e9cbf2749
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:00007f9e9ae38038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085
RAX: ffffffffffffffda RBX: 00007f9e9ce49090 RCX: 00007f9e9cbf2749
RDX: 0000000000000701 RSI: 0000000000002000 RDI: 0000200000000000
RBP: 00007f9e9cc76f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f9e9ce49128 R14: 00007f9e9ce49090 R15: 00007ffeafd135f8
 </TASK>