According to FindRightPackage, "System freezes completely" is probably a fault in the kernel DRM driver (linux package). I'll attempt to set that with an update.
Also: At my latest freeze, I tried the recommended alt+sysreq combos I mentioned. Neither had any effect. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1656155 Title: System (keyboard & touchpad) freezes To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1656155/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs