Joanna; hello Provide some background information, please.
You show booting a 4.8 kernel on the xenial (16.04) release. However ! linux-image-generic xenial == Version 4.4.0.154.162 (xenial) linux-generic-hwe-16.04 == Version 4.15.0.54.56 (bionic) xorg == Version 1:7.7+13ubuntu3.1 (xenial) Maybe try a mainline kernel and Xserver stack to see if the issue us reproduce-able ? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1835118 Title: i don't know To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1835118/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs