I think FGLRX and/or Pulseaudio caused this problem. After disabling those two things all my problems went away.
-- Firefox causes Kernel bug and crash https://bugs.launchpad.net/bugs/222229 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