Bug#744152: gdm3 doesn't display anything at all anymore

[Emilio Pozuelo Monfort]

On 26/04/14 14:23, Craig Small wrote:
> Package: gdm3
> Version: 3.8.4-6
> Followup-For: Bug #744152
> 
> Interestingly, or perhaps not at all, I have the same bug and I got fgrlx
> running too. Not sure if it is a coincidence or not.

It's not a coincidence.

> I don't think (and know for me definitely) it is not a gdm3 bug as such.
> If I use lightdm and then a gnome-session, it also crashes with something is
> wrong.
> startx.. also does something is wrong.
> 
> Using lightdm and then xfce4-session gets things going, kinda.
> For some reason gnome-terminal works.

I think the problem is that cogl now links to libEGL, which is not provided by
fgrlx, so mesa's libEGL gets loaded, and things explode. There are various
reports of this over the internet (google for egl fgrlx) e.g.

http://ati.cchtml.com/show_bug.cgi?id=949
https://bugzilla.gnome.org/show_bug.cgi?id=712340

Emilio