(In reply to Stefan Dirsch from comment #8) > Hmm. nouveau driver segfaults apparently. Truncated backtrace. Not much we > can do about nouveau. I suggest uninstalling Mesa-dri-nouveau package > (fallback to software rendering). Yeah removing that packages brought back my gnome session. Thanks. Not sure if it helps or not, but plasma5 works fine with that package installed so this feels like a gnome issue to me :/