Could you please attach the dmesg and xorg.0.log files that you captured? Also, couldn't hurt to run apport-collect 901793 in a terminal, to attach some general system information.
** Tags added: regression-release -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/901793 Title: Xorg freezes visiting www.google.ca/nexus To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-nouveau/+bug/901793/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs