If the problem occurs in Wayland and also after uninstalling the old driver, then it sounds like either a kernel bug or a hardware connection problem.
It looks like this is a desktop but with a laptop screen. Is that right? ** Package changed: xserver-xorg-video-intel (Ubuntu) => linux-hwe-5.11 (Ubuntu) ** Summary changed: - I am having a wierd display glitch + [Sandy Bridge] Flickering white lines on screen -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1964916 Title: [Sandy Bridge] Flickering white lines on screen Status in linux-hwe-5.11 package in Ubuntu: Confirmed Bug description: https://www.youtube.com/watch?v=GcAXAicoZqY this is the video of my error i am having this issue on all versions of ubuntu-- i have tried installing versions 20.04, 18.04.06, 12.04.. i have intel pentium g630 processor with intel graphics 2000 (Vram-256M). I used Windows 10 on my PC but i thought of switching to ubuntu when this problem arose.. The glitch shows up on ubuntu splash screen and remains there until i restart my pc with nomodeset parameter...i have reinstalled windows 10 but i want this issue to get fixed.. i need to use ubuntu ...pls.... ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: xorg 1:7.7+19ubuntu14 ProcVersionSignature: Ubuntu 5.11.0-27.29~20.04.1-generic 5.11.22 Uname: Linux 5.11.0-27-generic x86_64 ApportVersion: 2.20.11-0ubuntu27.18 Architecture: amd64 BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log' CasperMD5CheckResult: skip CompositorRunning: None CurrentDesktop: ubuntu:GNOME Date: Tue Mar 15 14:59:57 2022 DistUpgraded: Fresh install DistroCodename: focal DistroVariant: ubuntu GraphicsCard: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0102] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Hewlett-Packard Company 2nd Generation Core Processor Family Integrated Graphics Controller [103c:2ac5] InstallationDate: Installed on 2022-03-05 (9 days ago) InstallationMedia: Ubuntu 20.04.3 LTS "Focal Fossa" - Release amd64 (20210819) MachineType: Hewlett-Packard 120-2110il ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.11.0-27-generic root=UUID=54d1c05e-a544-4510-8da7-87e1a7242e0f ro quiet splash vt.handoff=7 SourcePackage: xorg UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 11/17/2011 dmi.bios.release: 4.6 dmi.bios.vendor: AMI dmi.bios.version: LEO_707 dmi.board.name: 2AC5 dmi.board.vendor: Quanta dmi.board.version: 101 dmi.chassis.asset.tag: 4CS2040B0F dmi.chassis.type: 3 dmi.chassis.vendor: Hewlett-Packard dmi.modalias: dmi:bvnAMI:bvrLEO_707:bd11/17/2011:br4.6:svnHewlett-Packard:pn120-2110il:pvr:rvnQuanta:rn2AC5:rvr101:cvnHewlett-Packard:ct3:cvr: dmi.product.family: 103C_53316J G=D dmi.product.name: 120-2110il dmi.product.sku: QF135AA#ACJ dmi.sys.vendor: Hewlett-Packard version.compiz: compiz N/A version.libdrm2: libdrm2 2.4.105-3~20.04.1 version.libgl1-mesa-dri: libgl1-mesa-dri 21.0.3-0ubuntu0.3~20.04.1 version.libgl1-mesa-glx: libgl1-mesa-glx N/A version.xserver-xorg-core: xserver-xorg-core 2:1.20.11-1ubuntu1~20.04.2 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 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-hwe-5.11/+bug/1964916/+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