panic: bad dir
Starting stack trace...
panic(ffffffff8338275b) at panic+0x1d0 sys/kern/subr_prf.c:229
ufs_dirbadentry(ffff80003c442998,ffff80003c442998,9db78f626725f8b7) at ufs_dirbadentry
VOP_LOOKUP(fffffd8009edb870,ffff80003c442c18,ffff80003c442c48) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85
vfs_lookup(ffff80003c442be8) at vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566
namei(ffff80003c442be8) at namei+0x7aa sys/kern/vfs_lookup.c:250
dorenameat(ffff8000fffea028,ffffff9c,200000000080,ffffff9c,2000000000c0) at dorenameat+0x91 sys/kern/vfs_syscalls.c:2994
syscall(ffff80003c442de0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c442de0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xf544c4e8950, count: 249
End of stack trace.