UFS2 partition with negative used space

[Julien Gabel]

> Hi,
>
> Filesystem                             Size    Used   Avail Capacity
> Mounted on
> /dev/ad0s1e                            989M    -46M    956M    -5%
> /var/tmp
>
> Any hints?

I had to run fsck(8) on /tmp, which was in the same state as shown here,
three time in the last five months.

-- 
-jpeg.