------------[ cut here ]------------ WARNING: CPU: 0 PID: 7185 at fs/udf/udfdecl.h:123 udf_add_free_space fs/udf/balloc.c:125 [inline] WARNING: CPU: 0 PID: 7185 at fs/udf/udfdecl.h:123 udf_table_new_block fs/udf/balloc.c:667 [inline] WARNING: CPU: 0 PID: 7185 at fs/udf/udfdecl.h:123 udf_new_block+0x1dc2/0x2130 fs/udf/balloc.c:733 Modules linked in: CPU: 0 PID: 7185 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00247-gcdc9718d5e59 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 RIP: 0010:udf_updated_lvid fs/udf/udfdecl.h:121 [inline] RIP: 0010:udf_add_free_space fs/udf/balloc.c:125 [inline] RIP: 0010:udf_table_new_block fs/udf/balloc.c:667 [inline] RIP: 0010:udf_new_block+0x1dc2/0x2130 fs/udf/balloc.c:733 Code: fe e9 00 fd ff ff e8 5d e7 8f fe 48 8b bc 24 88 00 00 00 e8 d0 8f ac 07 45 31 f6 48 8b 5c 24 78 e9 6d fd ff ff e8 3e e7 8f fe <0f> 0b e9 64 fc ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c 7d e3 ff ff RSP: 0018:ffffc900166bf580 EFLAGS: 00010287 RAX: ffffffff82fa7f02 RBX: 00000000ff43febb RCX: 0000000000040000 RDX: ffffc9000c251000 RSI: 0000000000000865 RDI: 0000000000000866 RBP: ffffc900166bf7d0 R08: ffffffff82fa7b60 R09: fffffbfff1ca68c6 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001 R13: dffffc0000000000 R14: ffff88808f74d01c R15: 0000000000000007 FS: 00007f1eaa636700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020021000 CR3: 0000000075fb4000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: udf_new_inode+0x389/0xd10 fs/udf/ialloc.c:71 udf_create+0x21/0xe0 fs/udf/namei.c:384 lookup_open fs/namei.c:3416 [inline] open_last_lookups fs/namei.c:3484 [inline] path_openat+0x13df/0x3170 fs/namei.c:3712 do_filp_open+0x234/0x490 fs/namei.c:3742 do_sys_openat2+0x13f/0x500 fs/open.c:1348 do_sys_open fs/open.c:1364 [inline] __do_sys_openat fs/open.c:1380 [inline] __se_sys_openat fs/open.c:1375 [inline] __x64_sys_openat+0x247/0x290 fs/open.c:1375 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1ea988c169 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f1eaa636168 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f1ea99abf80 RCX: 00007f1ea988c169 RDX: 000000000000275a RSI: 0000000020000280 RDI: ffffffffffffff9c RBP: 00007f1ea98e7ca1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffda36445ff R14: 00007f1eaa636300 R15: 0000000000022000