I have also opened the following upstream bugreport: https://gitlab.freedesktop.org/xorg/xserver/issues/683
** Bug watch added: gitlab.freedesktop.org/xorg/xserver/issues #683 https://gitlab.freedesktop.org/xorg/xserver/issues/683 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1824393 Title: Display corruption with Lenovo T450 and external monitors To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server-hwe-16.04/+bug/1824393/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
