The cause of this issue has to be in Xorg 1.20 then (18.04 comes with 1.19).
I assume that xserver-xorg-video-intel is still installed by default, so please check if removing this driver package has any effect (the generic modesetting driver will be used instead). For reference the greeter code: https://git.launchpad.net/lightdm-gtk-greeter/tree/src/lightdm-gtk-greeter.c#n2830 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1801609 Title: Fails to deactivate dpms off mode after user initiated wake-up events(not system-suspended, just locked and dpms active) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1801609/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
