Public bug reported: It has been 1-ish months since this problem appeared. The app/system interface randomly starts flickering. This problem doesn't occur on the entire system, sometime it occurs in some apps, other times in the system, and other times all of these. It occurs since installation.
Some images and videos (Unfortunetly you'll need to download the videos) https://media.discordapp.net/attachments/748527796405403749/836001618255806484/unknown.png https://media.discordapp.net/attachments/748527796405403749/836004993991311400/unknown.png https://media.discordapp.net/attachments/586951783944028179/832728657075372102/unknown.png https://cdn.discordapp.com/attachments/804416273701797909/832780706790375444/20210416_215049_576x324.mp4 https://cdn.discordapp.com/attachments/748527796405403749/836048880592355368/simplescreenrecorder-2021-04-25_22.05.52.mp4 ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: xorg 1:7.7+19ubuntu14 ProcVersionSignature: Ubuntu 5.8.0-50.56~20.04.1-generic 5.8.18 Uname: Linux 5.8.0-50-generic x86_64 ApportVersion: 2.20.11-0ubuntu27.16 Architecture: amd64 BootLog: Error: [Errno 13] Permissão negada: '/var/log/boot.log' CasperMD5CheckResult: skip CompositorRunning: None CurrentDesktop: ubuntu:GNOME Date: Sun Apr 25 22:23:48 2021 DistUpgraded: Fresh install DistroCodename: focal DistroVariant: ubuntu DkmsStatus: v4l2loopback, 0.12.3, 5.8.0-50-generic, x86_64: installed ExtraDebuggingInterest: Yes, including running git bisection searches GraphicsCard: Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0166] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Holco Enterprise Co, Ltd/Shuttle Computer 3rd Gen Core processor Graphics Controller [1297:2027] InstallationDate: Installed on 2021-04-17 (9 days ago) InstallationMedia: Ubuntu 20.04.2.0 LTS "Focal Fossa" - Release amd64 (20210209.1) MachineType: Positivo Informatica SA DC8CR01TV ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.8.0-50-generic root=UUID=e2946f04-ffa3-4934-b119-e6dcc363a2da ro quiet splash vt.handoff=7 SourcePackage: xorg UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 03/31/2014 dmi.bios.release: 4.6 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 2.01.U dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: DC8CR01TV dmi.board.vendor: Positivo Informatica SA dmi.board.version: POSITIVO dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 13 dmi.chassis.vendor: Positivo Informatica SA dmi.chassis.version: POSITIVO dmi.ec.firmware.release: 1.22 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr2.01.U:bd03/31/2014:br4.6:efr1.22:svnPositivoInformaticaSA:pnDC8CR01TV:pvr2.01.U_POS_TV:rvnPositivoInformaticaSA:rnDC8CR01TV:rvrPOSITIVO:cvnPositivoInformaticaSA:ct13:cvrPOSITIVO: dmi.product.family: To be filled by O.E.M. dmi.product.name: DC8CR01TV dmi.product.sku: 1700644 dmi.product.version: 2.01.U_POS_TV dmi.sys.vendor: Positivo Informatica SA version.compiz: compiz N/A version.libdrm2: libdrm2 2.4.102-1ubuntu1~20.04.1 version.libgl1-mesa-dri: libgl1-mesa-dri 20.2.6-0ubuntu0.20.04.1 version.libgl1-mesa-glx: libgl1-mesa-glx N/A version.xserver-xorg-core: xserver-xorg-core 2:1.20.9-2ubuntu1.2~20.04.2 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20200226-1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.16-1 ** Affects: xorg (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug focal ubuntu -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1926110 Title: Apps interface flickering To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1926110/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
