UDF-fs: error (device loop0): udf_read_tagged: read failed, block=256, location=256
UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000)
------------[ cut here ]------------
WARNING: CPU: 3 PID: 16381 at fs/udf/truncate.c:204 udf_truncate_extents+0x77a/0xa00 fs/udf/truncate.c:204
Modules linked in:
CPU: 3 PID: 16381 Comm: syz-executor.0 Not tainted 6.9.0-rc4-syzkaller-00034-g4b6b51322118 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:udf_truncate_extents+0x77a/0xa00 fs/udf/truncate.c:204
Code: d8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc e8 4b 12 8c fe 31 ff 4c 89 ee e8 51 0d 8c fe 4d 85 ed 74 86 e8 37 12 8c fe 90 <0f> 0b 90 e9 78 ff ff ff c7 44 24 48 08 00 00 00 e9 5d fa ff ff e8
RSP: 0018:ffffc9000f2d7990 EFLAGS: 00010287
RAX: 000000000001c714 RBX: ffff88806277ae30 RCX: ffffc9002d812000
RDX: 0000000000040000 RSI: ffffffff83024359 RDI: 0000000000000007
RBP: ffff888053f40000 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000078 R11: 0000000000000004 R12: 00000000000000ff
R13: 0000000000000078 R14: ffffc9000f2d7a40 R15: ffffc9000f2d7a80
FS:  0000000000000000(0000) GS:ffff88802c500000(0063) knlGS:00000000f5e69b40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 0000000058400480 CR3: 0000000059b48000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 udf_write_failed.isra.0+0x170/0x1c0 fs/udf/inode.c:178
 udf_write_begin+0x2c5/0x360 fs/udf/inode.c:264
 generic_perform_write+0x272/0x620 mm/filemap.c:3974
 __generic_file_write_iter+0x1d4/0x240 mm/filemap.c:4065
 udf_file_write_iter+0x239/0x740 fs/udf/file.c:111
 call_write_iter include/linux/fs.h:2110 [inline]
 new_sync_write fs/read_write.c:497 [inline]
 vfs_write+0x6db/0x1100 fs/read_write.c:590
 ksys_write+0x12f/0x260 fs/read_write.c:643
 do_syscall_32_irqs_on arch/x86/entry/common.c:165 [inline]
 __do_fast_syscall_32+0x75/0x120 arch/x86/entry/common.c:321
 do_fast_syscall_32+0x32/0x80 arch/x86/entry/common.c:346
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e
RIP: 0023:0xf7277579
Code: b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00
RSP: 002b:00000000f5e695ac EFLAGS: 00000292 ORIG_RAX: 0000000000000004
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000200
RDX: 0000000000000170 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
----------------
Code disassembly (best guess), 2 bytes skipped:
   0:	10 06                	adc    %al,(%rsi)
   2:	03 74 b4 01          	add    0x1(%rsp,%rsi,4),%esi
   6:	10 07                	adc    %al,(%rdi)
   8:	03 74 b0 01          	add    0x1(%rax,%rsi,4),%esi
   c:	10 08                	adc    %cl,(%rax)
   e:	03 74 d8 01          	add    0x1(%rax,%rbx,8),%esi
  1e:	00 51 52             	add    %dl,0x52(%rcx)
  21:	55                   	push   %rbp
  22:	89 e5                	mov    %esp,%ebp
  24:	0f 34                	sysenter
  26:	cd 80                	int    $0x80
* 28:	5d                   	pop    %rbp <-- trapping instruction
  29:	5a                   	pop    %rdx
  2a:	59                   	pop    %rcx
  2b:	c3                   	ret
  2c:	90                   	nop
  2d:	90                   	nop
  2e:	90                   	nop
  2f:	90                   	nop
  30:	8d b4 26 00 00 00 00 	lea    0x0(%rsi,%riz,1),%esi
  37:	8d b4 26 00 00 00 00 	lea    0x0(%rsi,%riz,1),%esi