R13: 00007f2fd9355ea0 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
------------[ cut here ]------------
byte_offset
WARNING: fs/udf/truncate.c:224 at udf_truncate_extents+0xd92/0xf00 fs/udf/truncate.c:224, CPU#0: syz.4.456/7338
Modules linked in:
CPU: 0 UID: 0 PID: 7338 Comm: syz.4.456 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:udf_truncate_extents+0xd92/0xf00 fs/udf/truncate.c:224
Code: 5c 1f 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 85 f9 dd 07 cc e8 ff 76 6f 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:ffffc90010276680 EFLAGS: 00010293
RAX: ffffffff8355d3a1 RBX: 1ffff1100c26a3cc RCX: ffff88802dd70000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90010276858 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000120 R15: 0000000000000120
FS:  00007f2fd93566c0(0000) GS:ffff888125ecd000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3eb51c5000 CR3: 000000002b3be000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 udf_write_failed+0x18b/0x1c0 fs/udf/inode.c:180
 udf_write_begin+0x217/0x270 fs/udf/inode.c:264
 generic_perform_write+0x2af/0x8b0 mm/filemap.c:4340
 udf_file_write_iter+0x2d5/0x6c0 fs/udf/file.c:112
 __kernel_write_iter+0x427/0x890 fs/read_write.c:621
 __kernel_write+0x106/0x170 fs/read_write.c:641
 __dump_emit fs/coredump.c:1220 [inline]
 dump_emit+0x8ec/0xab0 fs/coredump.c:1258
 elf_core_dump+0x2e5d/0x3ad0 fs/binfmt_elf.c:2088
 coredump_write+0x12bc/0x19e0 fs/coredump.c:1052
 do_coredump fs/coredump.c:1131 [inline]
 vfs_coredump+0x3805/0x4570 fs/coredump.c:1200
 get_signal+0x1107/0x1330 kernel/signal.c:3023
 arch_do_signal_or_restart+0xbc/0x840 arch/x86/kernel/signal.c:337
 __exit_to_user_mode_loop kernel/entry/common.c:64 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:98 [inline]
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
 irqentry_exit_to_user_mode_prepare include/linux/irq-entry-common.h:244 [inline]
 irqentry_exit_to_user_mode include/linux/irq-entry-common.h:315 [inline]
 irqentry_exit+0x2aa/0x8b0 kernel/entry/common.c:162
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x7f2fdb0dbbf9
Code: f8 77 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 89 f8 48 89 fa c5 f9 ef c0 25 ff 0f 00 00 3d e0 0f 00 00 0f 87 27 01 00 00 <c5> fd 74 0f c5 fd d7 c1 85 c0 74 5b f3 0f bc c0 e9 30 01 00 00 66
RSP: 002b:00007f2fd9355e58 EFLAGS: 00010283
RAX: 0000000000000000 RBX: 00007f2fd9355ee0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000200000009b40 RDI: 0000000000000000
RBP: 00002000000002c0 R08: 0000200000000080 R09: 0000000000000000
R10: 00002000000002c0 R11: 0000000000000246 R12: 0000200000009b40
R13: 00007f2fd9355ea0 R14: 0000000000000000 R15: 0000000000000000
 </TASK>