I can also confirm issues with the same graphics card on two Dell Inspirion 1501 laptops that occurred around the same time after a recent update.
[AMD/ATI] RS482M [Mobility Radeon Xpress 200] - Ubuntu Mate 20.04 Issues include:- > Message of error occurred with "mate-session-check-accelerated-gl-helper" > after boot. > Reports of r300 module missing then segfault when playing video in VLC > Segfault when you run glxinfo > WebGL items not working in Firefox. ** Attachment added: "vlc.crash" https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/1911133/+attachment/5453666/+files/vlc.crash -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to mesa in Ubuntu. https://bugs.launchpad.net/bugs/1911133 Title: [Regression] RS482M [Mobility Radeon Xpress 200] Status in mesa package in Ubuntu: Confirmed Bug description: RS482M [Mobility Radeon Xpress 200] crash gnome desktop at startup with Oh no! Something has gone wrong after latest updates It works fine before them System: Hp Nx6325 Video: Advanced Micro Deviceº Inc. [AMD/ATI] RS482M [Mobility Radeon Xpress 200] (prog-if 00 [VGA controller]) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/1911133/+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