UID_MIN & GID_MIN changed

[Bruno Wolff III]

On Thu, May 26, 2011 at 00:30:53 -0700,
  Garrett Holmstrom <gholms at fedoraproject.org> wrote:
> On Wed, May 25, 2011 at 1:14 PM, Simo Sorce <simo at redhat.com> wrote:
> > On Wed, 2011-05-25 at 20:04 +0000, "Jóhann B. Guðmundsson" wrote:
> >> reserved/system IDs are supposed to be once that has been done we can
> >> start looking at what is the best approach to implement and or fix
> >> things that might break because of it.
> >
> > Changing the reserved id space should break "only" new allocations on
> > systems that may have used the newly allocated IDs already.
> > The only way to fix that is to have the admin manually intervene after
> > the error is brought to his attanetion.
> 
> This affects more than just the space between the old and new
> SYS_UID_MIN.  How will you ensure that accountsservice/gdm/etc
> continue to enumerate preexisting user accounts with UIDs that are now
> below UID_MIN?  Can this be done while simultaneously preventing
> system accounts in the new range from showing up?

I can tell you they didn't. I can't login with gdm right now, most likely
because of this. gdm runs but doesn't list any accounts.
gdm should be looking at shells, not uids to decide which accounts to
present.