F23 -> Rawhide upgrade fails to start GDM

[Richard Bradfield]

On Mon, 28 Sep 2015, at 17:11, drago01 wrote:
> On Mon, Sep 28, 2015 at 5:38 PM, Kevin Fenzi <kevin at scrye.com> wrote:
> > On Mon, 28 Sep 2015 08:37:58 +0100
> > Richard Bradfield <bradfirj at fstab.me> wrote:
> >
> >> Hi all,
> >>
> >> This may have been an insane proposition, so I'm asking here before I
> >> go near bugzilla.
> >>
> >> I installed a clean F23 beta machine, then used dnf system upgrade to
> >> try and move up to Rawhide.
> >>
> >> When I rebooted the system, I got the 'Oh no! Something has gone
> >> wrong' screen, which repeats if I try and relaunch GDM.
> >
> > Yeah, I am/was seeing this in rawhide as well.
> >
> >> The only relevant error in the journal is:
> >> Glib: g_hash_table_find: assertion 'version == hash_table->version'
> >> failed
> >
> >
> > Here at least I see a crash in xwayland...
> > ( https://bugzilla.redhat.com/show_bug.cgi?id=1266637 )
> > then it dies in enforcing mode.
> 
> -> https://bugzilla.redhat.com/show_bug.cgi?id=1265997
> 
> TLDR: Update mesa.
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Unfortunately updating Mesa hasn't worked for me. I disabled dontaudit
and pasted a journal log from an attempt to restart GDM with SElinux in
Enforcing mode [1]. 

Apologies for how long it is, I have no way of telling which AVCs are
relevant so I thought it best to just paste the whole thing.

[1] http://fpaste.org/272389/44347562/