those are xorg segfaults, could you open a bug using ubuntu-bug xserver- xorg?
** Package changed: gnome-session (Ubuntu) => xorg (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/760695 Title: Ubuntu suddenly logs-out -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
