------------[ cut here ]------------ WARNING: CPU: 0 PID: 6854 at fs/udf/udfdecl.h:116 udf_add_free_space fs/udf/balloc.c:137 [inline] WARNING: CPU: 0 PID: 6854 at fs/udf/udfdecl.h:116 udf_table_new_block fs/udf/balloc.c:657 [inline] WARNING: CPU: 0 PID: 6854 at fs/udf/udfdecl.h:116 udf_new_block+0x1e2b/0x21a0 fs/udf/balloc.c:734 Modules linked in: CPU: 0 PID: 6854 Comm: syz.4.596 Not tainted 5.15.165-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:udf_updated_lvid fs/udf/udfdecl.h:114 [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+0x1e2b/0x21a0 fs/udf/balloc.c:734 Code: fd ff ff e8 f7 82 a7 fe 48 8b bc 24 80 00 00 00 e8 da f1 62 07 45 31 ff 48 8b 9c 24 98 00 00 00 e9 7d fd ff ff e8 d5 82 a7 fe <0f> 0b 43 80 7c 25 00 00 0f 85 5e fc ff ff e9 61 fc ff ff 89 d9 80 RSP: 0018:ffffc90002ef7560 EFLAGS: 00010287 RAX: ffffffff82d8decb RBX: 0000000063f9daff RCX: 0000000000040000 RDX: ffffc900063a9000 RSI: 00000000000011d3 RDI: 00000000000011d4 RBP: ffffc90002ef77b0 R08: ffffffff82d8db22 R09: fffffbfff1bd2a56 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffff1100e4e94cf R14: ffff88805a14201c R15: ffff88807274a678 FS: 00007f39183246c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f76a587ff98 CR3: 0000000028d7a000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: udf_new_inode+0x3a3/0xf10 fs/udf/ialloc.c:86 udf_create+0x1f/0x140 fs/udf/namei.c:612 lookup_open fs/namei.c:3462 [inline] open_last_lookups fs/namei.c:3532 [inline] path_openat+0x130a/0x2f20 fs/namei.c:3739 do_filp_open+0x21c/0x460 fs/namei.c:3769 do_sys_openat2+0x13b/0x4f0 fs/open.c:1253 do_sys_open fs/open.c:1269 [inline] __do_sys_openat fs/open.c:1285 [inline] __se_sys_openat fs/open.c:1280 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1280 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f3919ec8eb9 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:00007f3918324038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f391a065058 RCX: 00007f3919ec8eb9 RDX: 000000000000275a RSI: 0000000020000040 RDI: ffffffffffffff9c RBP: 00007f3919f3693e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f391a065058 R15: 00007ffeae8fa348