I had to purge/reinstall lightdm for some reason (otherwise it was flickering on/off), but now both GDM and LightDM are working as they should on 4.15.0-24 with 'haveged' installed.
I had to purge/reinstall lightdm for some reason (otherwise it was flickering on/off), but now both GDM and LightDM are working as they should on 4.15.0-24 with 'haveged' installed.