NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop0): inode bitmap is inconsistent for reserved inodes
NILFS (loop0): repaired inode bitmap for reserved inodes
NILFS (loop0): unrecognized mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ"
------------[ cut here ]------------
WARNING: CPU: 0 PID: 10279 at fs/inode.c:966 unlock_new_inode+0x9a/0xc0 fs/inode.c:966
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 10279 Comm: syz-executor.0 Not tainted 4.14.302-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
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:967
RIP: 0010:unlock_new_inode+0x9a/0xc0 fs/inode.c:966
RSP: 0018:ffff88803e95fc60 EFLAGS: 00010202
RAX: 0000000000040000 RBX: ffff88803f658838 RCX: ffffc90005bde000
RDX: 0000000000000880 RSI: ffffffff818ce3aa RDI: ffff88803f6588c4
RBP: 0000000000000000 R08: ffffffff8b9c01d8 R09: 000000000004066e
R10: ffff88803e9509e8 R11: ffff88803e9500c0 R12: ffff88803f658910
R13: ffff88803f6588c0 R14: ffff88809b4e2f78 R15: ffff88809b4e2c40
 nilfs_new_inode+0x637/0x860 fs/nilfs2/inode.c:429
 nilfs_mkdir fs/nilfs2/namei.c:225 [inline]
 nilfs_mkdir+0xe0/0x300 fs/nilfs2/namei.c:213
 vfs_mkdir+0x463/0x6e0 fs/namei.c:3851
 SYSC_mkdirat fs/namei.c:3874 [inline]
 SyS_mkdirat+0x1fd/0x270 fs/namei.c:3858
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x5e/0xd3
RIP: 0033:0x7ff02be380a9
RSP: 002b:00007ff02a3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007ff02bf57f80 RCX: 00007ff02be380a9
RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000005
RBP: 00007ff02be93ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd75acd9bf R14: 00007ff02a3aa300 R15: 0000000000022000
Kernel Offset: disabled
Rebooting in 86400 seconds..