I apologize. I updated my system and am still seeing this problem. Here are the results.
** Attachment added: "xrandr" https://bugs.launchpad.net/ubuntu/+source/gdm3/+bug/1775881/+attachment/5173498/+files/xrandr.txt -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1775881 Title: [radeon] Wayland sessions including the login screen are just static noise Status in gdm3 package in Ubuntu: Incomplete Status in mutter package in Ubuntu: Incomplete Bug description: Ubuntu Version 18.04 LTS gdm3: Installed: 3.28.0-0ubuntu1 500 Package name: /etc/gdm3 Whenever I boot Ubuntu following installation from the official install ISO, the boot screen appears, but the login manager appears as static, scrambled graphics, making me unable to login without opening the VT and installing lightdm and switching to that login manager. Expected Results: Login manager appears with login field, background, and menu while I am able to find, click, and enter information into the login text fields. Actual Results: Scrambled noise appeared on my screen and I am unable to leave without force-shutting down my Gateway PC, or opening a VT and installing lightdm, rebooting afterwards. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: gdm3 3.28.0-0ubuntu1 ProcVersionSignature: Ubuntu 4.15.0-22.24-generic 4.15.17 Uname: Linux 4.15.0-22-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.2 Architecture: amd64 Date: Fri Jun 8 11:41:23 2018 InstallationDate: Installed on 2018-06-07 (1 days ago) InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426) ProcEnviron: TERM=linux PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: gdm3 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gdm3/+bug/1775881/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp