panic: ufs_rename: lost dir entry
Starting stack trace...
panic(ffffffff83410d4f) at panic+0x1d0 sys/kern/subr_prf.c:229
ufs_rename(ffff80002a2c9378) at ufs_rename+0x175f sys/ufs/ufs/ufs_vnops.c:883
VOP_RENAME(fffffd805d6eb438,fffffd805d6eb288,ffff80002a2c9548,fffffd805d6eb438,0,ffff80002a2c9498) at VOP_RENAME+0x137 sys/kern/vfs_vops.c:376
dorenameat(ffff80003c447270,ffffff9c,200000000100,ffffff9c,2000000000c0) at dorenameat+0x3f7 sys/kern/vfs_syscalls.c:3034
syscall(ffff80002a2c96e0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a2c96e0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:746
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x45baaa68b30, count: 251
End of stack trace.