>There's a good chance your /tmp issue is not permissions,
>but a lack of /tmp being mounted.  If your hostowner
>doesn't have a lib/profile or its lib/profile doesn't
>mount /tmp, then you won't be able to write anything
>to it.

Ah!  That's probably it.  My hostowner definitely doesn't have a profile.
The wiki doesn't suggest that it's required.  I'll try adding that.

Thanks!!

-Ben