------------[ cut here ]------------ WARNING: CPU: 0 PID: 2429 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 ... UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) CPU: 0 PID: 2429 Comm: syz-executor.0 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:ffff8880b3d57948 EFLAGS: 00010286 RAX: 0000000000000024 RBX: ffff888096630120 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff814dff01 RDI: ffffed10167aaf1b RBP: ffff8880b3d57a30 R08: 0000000000000024 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880b3d579f0 R13: 0000000000000200 R14: 00000000000000ff R15: ffff888049370ac0 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 vfs_write+0x1f3/0x540 fs/read_write.c:549 ksys_write+0x12b/0x2a0 fs/read_write.c:599 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fececc7e0f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fece2ecf168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fececd9e050 RCX: 00007fececc7e0f9 RDX: 000000000208e24b RSI: 0000000020000180 RDI: 0000000000000009 RBP: 00007fececcd9ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcd3f562ef R14: 00007fece2ecf300 R15: 0000000000022000 Kernel Offset: disabled Rebooting in 86400 seconds..