UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/09/12 12:00 (1000)
UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/09/12 12:00 (1000)
UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/09/12 12:00 (1000)
UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/09/12 12:00 (1000)
------------[ cut here ]------------
WARNING: CPU: 0 PID: 7975 at fs/udf/udfdecl.h:118 udf_updated_lvid fs/udf/udfdecl.h:118 [inline]
WARNING: CPU: 0 PID: 7975 at fs/udf/udfdecl.h:118 udf_free_inode+0x27a/0x2f0 fs/udf/ialloc.c:41
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 7975 Comm: syz-executor685 Not tainted 4.14.295-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 panic+0x1f9/0x42d kernel/panic.c:183
 __warn.cold+0x20/0x44 kernel/panic.c:547
 report_bug+0x208/0x250 lib/bug.c:183
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964
RIP: 0010:udf_updated_lvid fs/udf/udfdecl.h:118 [inline]
RIP: 0010:udf_free_inode+0x27a/0x2f0 fs/udf/ialloc.c:41
RSP: 0018:ffff88809ad87bf0 EFLAGS: 00010297
RAX: ffff88809902e3c0 RBX: ffff88808cfce678 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff88808f03301c
RBP: ffff88808f033000 R08: 0000000000000000 R09: 0000000000040575
R10: ffff88809902ec70 R11: ffff88809902e3c0 R12: ffff8880af972980
R13: ffff8880ac0d7878 R14: ffff8880ac0d77c0 R15: 0000000000000000
 udf_evict_inode+0x2f0/0x520 fs/udf/inode.c:157
 evict+0x2c8/0x700 fs/inode.c:555
 iput_final fs/inode.c:1524 [inline]
 iput+0x458/0x7e0 fs/inode.c:1551
 udf_free_partition fs/udf/super.c:291 [inline]
 udf_sb_free_partitions.isra.0+0x6a6/0xaf0 fs/udf/super.c:322
 udf_put_super+0x14d/0x2a0 fs/udf/super.c:2356
 generic_shutdown_super+0x144/0x370 fs/super.c:446
 kill_block_super+0x95/0xe0 fs/super.c:1161
 deactivate_locked_super+0x6c/0xd0 fs/super.c:319
 deactivate_super+0x7f/0xa0 fs/super.c:350
 cleanup_mnt+0x186/0x2c0 fs/namespace.c:1183
 task_work_run+0x11f/0x190 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:191 [inline]
 exit_to_usermode_loop+0x1ad/0x200 arch/x86/entry/common.c:164
 prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
 do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fb14f6a2247
RSP: 002b:00007ffd8fe10908 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fb14f6a2247
RDX: 00007ffd8fe109c9 RSI: 000000000000000a RDI: 00007ffd8fe109c0
RBP: 00007ffd8fe109c0 R08: 00000000ffffffff R09: 00007ffd8fe107a0
R10: 0000555556a82683 R11: 0000000000000202 R12: 00007ffd8fe11a80
R13: 0000555556a825f0 R14: 00007ffd8fe10930 R15: 00007ffd8fe11aa0
Kernel Offset: disabled
Rebooting in 86400 seconds..