It appears this system is using the 'radeon' Xorg driver when it shouldn't. Modern systems should be using the default 'modeset' driver. Please remove any config file you might have that is forcing the 'radeon' driver to be used.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1865444 Title: [radeon] Dual monitor loop login Status in xorg-server package in Ubuntu: Incomplete Bug description: Ubuntu version 20.04 desktop gnome 3 no virtualisation Can’t login using dual monitors the error oops something went wrong until I unplug a monitor then login acts as expected also since last update No mouse pointer on login screen --- ProblemType: Bug ApportVersion: 2.20.11-0ubuntu18 Architecture: amd64 CurrentDesktop: ubuntu:GNOME DisplayManager: gdm3 DistroRelease: Ubuntu 20.04 InstallationDate: Installed on 2020-02-29 (1 days ago) InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Alpha amd64 (20200220) NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair Package: gnome-shell 3.35.91-1ubuntu2 PackageArchitecture: amd64 ProcVersionSignature: Ubuntu 5.4.0-17.21-generic 5.4.22 RelatedPackageVersions: mutter-common 3.35.91-1ubuntu1 Tags: focal package-from-proposed Uname: Linux 5.4.0-17-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo _MarkForUpload: True To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1865444/+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
