Under Ubuntu-Mate 15.04 only my wallpaper, scroll-sliders, and right window edges were garbled. After do-release-upgrade to 15.10 all of the things are hashed garbled tearing whatever, even the text, even inside terminal windows.
Cory Davis (corzneffect) is correct; Downgrading the video acceleration from "sna" to "uxa" works as a temporary fix: #Create a config file; sudo nano /usr/share/X11/xorg.conf.d/20-intel.conf #Add the following lines Section "Device" Identifier "Intel Graphics" Driver "intel" Option "AccelMethod" "uxa" EndSection #reboot -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1507255 Title: Garbled graphics in Wily with Intel GMA4500 chip To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1507255/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs