Could you get a crash file with libglib2.0-0-dbg libgtk2.0-0-dbg gdm-dbgsym (https://wiki.ubuntu.com/DebuggingProgramCrash) installed?
Could you get a crash file with libglib2.0-0-dbg libgtk2.0-0-dbg gdm-dbgsym (https:/ /wiki.ubuntu. com/DebuggingPr ogramCrash) installed?