------------[ cut here ]------------
byte_offset
WARNING: fs/udf/truncate.c:224 at udf_truncate_extents+0xd92/0xf00, CPU#0: syz.4.440/7918
Modules linked in:
CPU: 0 UID: 0 PID: 7918 Comm: syz.4.440 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
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+0xd92/0xf00
Code: 2f df 0f 48 3b 84 24 80 01 00 00 75 7a 44 89 e0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d e9 15 09 51 08 cc e8 2f 27 6c fe 90 <0f> 0b 90 e9 64 ff ff ff 44 89 e9 80 e1 07 38 c1 0f 8c da f3 ff ff
RSP: 0018:ffffc90007be77c0 EFLAGS: 00010293
RAX: ffffffff835970d1 RBX: 1ffff110234b6670 RCX: ffff888168ba3b00
RDX: 0000000000000000 RSI: 000000000000000a RDI: 0000000000000000
RBP: ffffc90007be7988 R08: ffff888168ba3b00 R09: 0000000000000002
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 000000000000000a R15: 000000000000000a
FS:  00007f0dd9a116c0(0000) GS:ffff88818dc96000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0dce83f000 CR3: 000000010ca9e000 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+0x2ca/0x6b0
 do_iter_readv_writev+0x619/0x8c0
 vfs_writev+0x33c/0x990
 __se_sys_pwritev2+0x184/0x2a0
 do_syscall_64+0x15f/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0dd8b9cdd9
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:00007f0dd9a11028 EFLAGS: 00000246 ORIG_RAX: 0000000000000148
RAX: ffffffffffffffda RBX: 00007f0dd8e15fa0 RCX: 00007f0dd8b9cdd9
RDX: 0000000000000001 RSI: 0000200000000240 RDI: 0000000000000004
RBP: 00007f0dd8c32d69 R08: 0000000000000000 R09: 0000000000000003
R10: 00000000000077fe R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0dd8e16038 R14: 00007f0dd8e15fa0 R15: 00007fff1bd0adf8
 </TASK>
