This isn't just happening in Firefox, it happens with different applications open; it is not clear what is causing it. I could describe it as "random", rather than having any particular pattern. I cannot find a way to reproduce it.
** Summary changed: - Xorg freeze playing video in firefox + Xorg freeze -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/972907 Title: Xorg freeze To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/fglrx-installer/+bug/972907/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs