NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop4): inode bitmap is inconsistent for reserved inodes
NILFS (loop4): repaired inode bitmap for reserved inodes
------------[ cut here ]------------
WARNING: CPU: 0 PID: 15831 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: 15831 Comm: syz-executor.4 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:ffff88804a247c60 EFLAGS: 00010212
RAX: 0000000000040000 RBX: ffff88804e7c2838 RCX: ffffc90007e0b000
RDX: 00000000000006ea RSI: ffffffff818ce3aa RDI: ffff88804e7c28c4
RBP: 0000000000000000 R08: ffffffff8b9b5d40 R09: 0000000000040852
R10: ffff8880a8262f28 R11: ffff8880a8262600 R12: ffff88804e7c2910
R13: ffff88804e7c28c0 R14: ffff88808fe491f8 R15: ffff88808fe48ec0
 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: 0033:0x7f4179b880c9
RSP: 002b:00007f41780fa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007f4179ca7f80 RCX: 00007f4179b880c9
RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000006
RBP: 00007f4179be3ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd7d68e39f R14: 00007f41780fa300 R15: 0000000000022000
Kernel Offset: disabled
Rebooting in 86400 seconds..