I am able to work around this problem by reverting xserver-xorg and related packages to the hardy version.
-- gdm doesn't start with xinerama, segmentation fault in seahorse-agent running x-session-manager https://bugs.launchpad.net/bugs/290821 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs