panic: ufs_rename: lost dir entry
Starting stack trace...
panic(ffffffff833d283e) at panic+0x1ba sys/kern/subr_prf.c:229
ufs_rename(ffff80003894f338) at ufs_rename+0x175f sys/ufs/ufs/ufs_vnops.c:883
VOP_RENAME(fffffd8066480890,fffffd80664802a8,ffff80003894f508,fffffd806833de70,0,ffff80003894f458) at VOP_RENAME+0x137 sys/kern/vfs_vops.c:376
dorenameat(ffff80003c9e14f0,ffffff9c,200000000100,ffffff9c,200000000140) at dorenameat+0x3f7 sys/kern/vfs_syscalls.c:3034
syscall(ffff80003894f690) at 
syscall+0x962
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x4491a9f7710, count: 251
End of stack trace.
syncing disks...set $lines = 0
set $maxwidth = 0
show panic
trace
show registers
show proc
ps
show all locks
show malloc
show all pools
machine ddbcpu 0
trace
machine ddbcpu 1
trace