If it is hanging during system shutdown, then it is not an issue with the Xserver as it has already exited by that point. So upstart or kernel?
** Package changed: xserver-xorg-video-intel (Ubuntu) => upstart (Ubuntu) ** Summary changed: - Xorg freeze + System hang during shutdown -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1173503 Title: System hang during shutdown To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/upstart/+bug/1173503/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
