It seems I'm also loading the fglrx driver into the kernel. I've no idea why this still resides on my computer - I removed all the fglrx packages.
This is inferred from the kernel tainting warning in dmesg. -- xorg hangs, mouse still usable. Radeon x1400 mobility https://bugs.launchpad.net/bugs/279620 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