not sure what is going on there seems rather a pango or font issue but I don't know enough about those to tell, maybe opening a bug on bugzilla.gnome.org would give you some reply from the pango hacker
** Changed in: gdm (Ubuntu) Importance: Undecided => Low -- gdm login fonts are unreadable, display rectangles not chars https://bugs.launchpad.net/bugs/477438 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gdm in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs