After about an hour and a half of uptime, the flickering has returned (caused by using alt-number to switch windows in irssi). Moving the mouse cursor seems to reduce the flickering such that the screen can be read.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1575071 Title: Graphics corruption (framebuffer offset) in i915 on 4.4.0 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1575071/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs