panic: ufs_rename: lost dir entry
Starting stack trace...
panic(ffffffff83303456) at panic+0x1ba sys/kern/subr_prf.c:229
ufs_rename(ffff80003ca2f918) at ufs_rename+0x18b2
VOP_RENAME(fffffd8064a3f6d0,fffffd806f9ad1c8,ffff80003ca2fae8,fffffd8064a3f6d0,0,ffff80003ca2fa38) at VOP_RENAME+0x13c sys/kern/vfs_vops.c:376
dorenameat(ffff80003953d9d8,ffffff9c,4000000007c0,ffffff9c,400000000400) at dorenameat+0x3f8 sys/kern/vfs_syscalls.c:3038
syscall(ffff80003ca2fc80) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x46bb1705500, count: 251
End of stack trace.