loop2: detected capacity change from 0 to 2048
UDF-fs: INFO Mounting volume 'LiuxUDF', timestamp 2022/11/22 14:59 (1000)
------------[ cut here ]------------
le32_to_cpu(aed->lengthAllocDescs) != epos->offset - sizeof(struct allocExtDesc)
WARNING: fs/udf/inode.c:2086 at __udf_add_aext+0x52b/0x6e0 fs/udf/inode.c:2085, CPU#1: syz.2.5942/28442
Modules linked in:
CPU: 1 UID: 0 PID: 28442 Comm: syz.2.5942 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:__udf_add_aext+0x52b/0x6e0 fs/udf/inode.c:2085
Code: 81 c4 48 ff ff ff 4c 89 e6 e8 01 3f ff fe 31 c0 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d e9 07 de b8 fd cc e8 86 61 6e fe 90 <0f> 0b 90 e9 0d fc ff ff e8 78 61 6e fe 90 0f 0b 90 e9 5f fd ff ff
RSP: 0018:ffffc90004dd7748 EFLAGS: 00010246
RAX: ffffffff8357630a RBX: dffffc0000000000 RCX: 0000000000080000
RDX: ffffc900064c7000 RSI: 000000000007ffff RDI: 0000000000080000
RBP: 1ffff920009baf55 R08: ffff888077d13d80 R09: 0000000000000002
R10: 0000000000000001 R11: 0000000000000002 R12: 00000000000001e0
R13: 0000000000000000 R14: ffffc90004dd7aa0 R15: ffffc90004dd7aa8
FS:  00007fcf427f66c0(0000) GS:ffff888125389000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa6b0451000 CR3: 00000000776ca000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 udf_setup_indirect_aext+0x60d/0x800 fs/udf/inode.c:2048
 udf_add_aext fs/udf/inode.c:2138 [inline]
 udf_do_extend_file+0x8a5/0x11e0 fs/udf/inode.c:590
 udf_extend_file fs/udf/inode.c:711 [inline]
 udf_setsize+0xbf3/0x10b0 fs/udf/inode.c:1298
 udf_setattr+0x3a1/0x5a0 fs/udf/file.c:245
 notify_change+0xc1a/0xf40 fs/attr.c:556
 do_truncate+0x1c2/0x250 fs/open.c:68
 vfs_truncate+0x4b4/0x540 fs/open.c:118
 ksys_truncate+0xf3/0x1c0 fs/open.c:142
 __do_sys_truncate fs/open.c:154 [inline]
 __se_sys_truncate fs/open.c:152 [inline]
 __x64_sys_truncate+0x5b/0x70 fs/open.c:152
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fcf4459ce59
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:00007fcf427f6028 EFLAGS: 00000246 ORIG_RAX: 000000000000004c
RAX: ffffffffffffffda RBX: 00007fcf44815fa0 RCX: 00007fcf4459ce59
RDX: 0000000000000000 RSI: 0000040000000000 RDI: 0000200000000080
RBP: 00007fcf44632d6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fcf44816038 R14: 00007fcf44815fa0 R15: 00007fff1b56cd28
 </TASK>