------------[ cut here ]------------
WARNING: CPU: 0 PID: 8031 at fs/udf/truncate.c:224 udf_truncate_extents+0xd4c/0xec0
Modules linked in:
CPU: 0 UID: 0 PID: 8031 Comm: syz.7.363 Not tainted syzkaller #0 PREEMPT(full) 
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+0xd4c/0xec0
Code: 67 67 0f 48 3b 84 24 80 01 00 00 75 77 44 89 e0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 35 c2 86 fe 90 <0f> 0b 90 eb 88 44 89 e9 80 e1 07 38 c1 0f 8c e4 f3 ff ff 4c 89 ef
RSP: 0018:ffffc9000364f940 EFLAGS: 00010293
RAX: ffffffff8338e8fb RBX: 1ffff1100640a338 RCX: ffff888023161cc0
RDX: 0000000000000000 RSI: 0000000000000048 RDI: 0000000000000000
RBP: ffffc9000364fb08 R08: ffff888023161cc0 R09: 0000000000000002
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000048 R15: 0000000000000048
FS:  00007f028f3d46c0(0000) GS:ffff8880b861b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000560beba77d48 CR3: 000000012afc4000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 udf_write_failed+0x185/0x1c0
 udf_direct_IO+0x1c6/0x200
 generic_file_direct_write+0x1db/0x3e0
 __generic_file_write_iter+0x11d/0x230
 udf_file_write_iter+0x2d5/0x6c0
 vfs_write+0x5c9/0xb30
 __x64_sys_pwrite64+0x193/0x220
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f028e58ebe9
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:00007f028f3d4038 EFLAGS: 00000246 ORIG_RAX: 0000000000000012
RAX: ffffffffffffffda RBX: 00007f028e7b5fa0 RCX: 00007f028e58ebe9
RDX: 0000000010000000 RSI: 0000200000000300 RDI: 0000000000000006
RBP: 00007f028e611e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000010000000005 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f028e7b6038 R14: 00007f028e7b5fa0 R15: 00007ffdc8427828
 </TASK>
