------------[ cut here ]------------
WARNING: CPU: 1 PID: 18898 at fs/udf/truncate.c:226 udf_truncate_extents.cold+0x11/0x18 fs/udf/truncate.c:226
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 18898 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 panic+0x26a/0x50e kernel/panic.c:186
 __warn.cold+0x20/0x5a kernel/panic.c:541
 report_bug+0x262/0x2b0 lib/bug.c:183
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 fixup_bug arch/x86/kernel/traps.c:173 [inline]
 do_error_trap+0x1d7/0x310 arch/x86/kernel/traps.c:296
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:udf_truncate_extents.cold+0x11/0x18 fs/udf/truncate.c:226
Code: 89 df 48 c7 c6 40 a9 9a 88 e8 ac f9 ff ff 41 bc ea ff ff ff e9 96 57 78 fa e8 b0 a9 69 f9 48 c7 c7 60 b4 9a 88 e8 0f db fa ff <0f> 0b e9 81 78 78 fa e8 98 a9 69 f9 48 c7 c6 40 ba 9a 88 48 c7 c7
RSP: 0018:ffff88804e2c70c0 EFLAGS: 00010286
RAX: 0000000000000024 RBX: ffff88808a952bc0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff814dff01 RDI: ffffed1009c58e0a
RBP: ffff88804e2c71a8 R08: 0000000000000024 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: ffff88804e2c7168
R13: 0000000000000200 R14: 00000000000000ff R15: ffff888091386dc0
 udf_write_failed.isra.0+0x17b/0x1d0 fs/udf/inode.c:172
 udf_write_begin+0x89/0xa0 fs/udf/inode.c:208
 generic_perform_write+0x1f8/0x4d0 mm/filemap.c:3170
 __generic_file_write_iter+0x24b/0x610 mm/filemap.c:3295
 udf_file_write_iter+0x2d4/0x4e0 fs/udf/file.c:169
 call_write_iter include/linux/fs.h:1821 [inline]
 new_sync_write fs/read_write.c:474 [inline]
 __vfs_write+0x51b/0x770 fs/read_write.c:487
 __kernel_write+0x109/0x370 fs/read_write.c:506
 dump_emit+0x183/0x300 fs/coredump.c:801
 elf_core_dump+0x33c0/0x4c10 fs/binfmt_elf.c:2392
 do_coredump+0x1d4e/0x2d60 fs/coredump.c:765
 get_signal+0xed9/0x1f70 kernel/signal.c:2583
 do_signal+0x8f/0x1670 arch/x86/kernel/signal.c:799
 exit_to_usermode_loop+0x204/0x2a0 arch/x86/entry/common.c:163
 prepare_exit_to_usermode+0x277/0x2d0 arch/x86/entry/common.c:198
 retint_user+0x8/0x18
RIP: 0033:0xcc4f
Code: Bad RIP value.
RSP: 002b:0000000020000168 EFLAGS: 00010217
RAX: 0000000000000000 RBX: 00007fb5a43e4f80 RCX: 00007fb5a42c50f9
RDX: 0000000020000000 RSI: 0000000020000160 RDI: 0000000080081200
RBP: 00007fb5a4320ae9 R08: 0000000020002480 R09: 0000000020002480
R10: 0000000020000180 R11: 0000000000000206 R12: 0000000000000000
R13: 00007ffe934e1f4f R14: 00007fb5a2837300 R15: 0000000000022000
Kernel Offset: disabled
Rebooting in 86400 seconds..