------------[ cut here ]------------
WARNING: CPU: 1 PID: 12035 at fs/udf/udfdecl.h:127 udf_updated_lvid fs/udf/udfdecl.h:125 [inline]
WARNING: CPU: 1 PID: 12035 at fs/udf/udfdecl.h:127 udf_add_free_space fs/udf/balloc.c:137 [inline]
WARNING: CPU: 1 PID: 12035 at fs/udf/udfdecl.h:127 udf_table_new_block fs/udf/balloc.c:657 [inline]
WARNING: CPU: 1 PID: 12035 at fs/udf/udfdecl.h:127 udf_new_block+0x184c/0x1a90 fs/udf/balloc.c:734
Modules linked in:
CPU: 1 PID: 12035 Comm: syz.1.1634 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
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_table_new_block fs/udf/balloc.c:657 [inline]
RIP: 0010:udf_new_block+0x184c/0x1a90 fs/udf/balloc.c:734
Code: 15 fd ff ff e8 65 38 b2 fe 48 8b 7c 24 48 e8 0b a9 fd 06 45 31 ed 49 be 00 00 00 00 00 fc ff df e9 ac fd ff ff e8 44 38 b2 fe <0f> 0b e9 1f fc ff ff e8 38 38 b2 fe 0f 0b e9 40 ff ff ff 44 89 f1
RSP: 0018:ffffc90003e8fa00 EFLAGS: 00010287
RAX: ffffffff82c6e9fc RBX: 0000000055555555 RCX: 0000000000080000
RDX: ffffc90013267000 RSI: 0000000000000c0b RDI: 0000000000000c0c
RBP: ffffc90003e8fc30 R08: ffffffff8d89dc2f R09: 1ffffffff1b13b85
R10: dffffc0000000000 R11: fffffbfff1b13b86 R12: ffff8880588e6000
R13: 0000000000000038 R14: ffff888067ced01f R15: dffffc0000000000
FS:  00007fcf97d906c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005605575e3418 CR3: 0000000072ec0000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 udf_new_inode+0x399/0xf00 fs/udf/ialloc.c:86
 udf_mknod+0x4d/0x90 fs/udf/namei.c:412
 vfs_mknod+0x424/0x4c0 fs/namei.c:3952
 do_mknodat+0x453/0x630 fs/namei.c:-1
 __do_sys_mknodat fs/namei.c:4030 [inline]
 __se_sys_mknodat fs/namei.c:4027 [inline]
 __x64_sys_mknodat+0xa5/0xc0 fs/namei.c:4027
 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: 0033:0x7fcf99b57629
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:00007fcf97d90028 EFLAGS: 00000246 ORIG_RAX: 0000000000000103
RAX: ffffffffffffffda RBX: 00007fcf99dd1090 RCX: 00007fcf99b57629
RDX: 00000000000021c0 RSI: 0000200000000040 RDI: ffffffffffffff9c
RBP: 00007fcf99bedb39 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000103 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fcf99dd1128 R14: 00007fcf99dd1090 R15: 00007fff667dd0b8
 </TASK>