Regression: in RH6.2 xfs runs as user (and group) "xfs". In BETA1, it
runs as root!
OOPS! xfs has pretty dire security, search Bugtraq for it.
Not fixed in BETA2 - version updated
Fixed in XFree86-xfs-4.0-0.29 or later; the %pre script that
added the user was missing. :(