Public bug reported:
Intel(R) Core(TM) i5-3470 with Intel(R) HD Graphics 2500
Problems experienced on fresh install of kubuntu or mate 20.04.02
(Automatically) Chosen kernel in these instances is the 5.8 kernel.
NO issues with the 5.4 kernel - or the 5.8.0-48 kernel
Problem: Operating system graphics (eg kubuntu calendar) and firefox
(using webrender) have issues (see attached for example)
This bug follows on from #1924624
Description: Ubuntu 20.04.2 LTS
Release: 20.04
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.8.0-59-generic 5.8.0-59.66~20.04.1
ProcVersionSignature: Ubuntu 5.8.0-59.66~20.04.1-generic 5.8.18
Uname: Linux 5.8.0-59-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.16
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: KDE
Date: Mon Jul 5 09:49:19 2021
InstallationDate: Installed on 2021-07-05 (0 days ago)
InstallationMedia: Kubuntu 20.04.2.0 LTS "Focal Fossa" - Release amd64
(20210209.1)
SourcePackage: linux-signed-hwe-5.8
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: linux-signed-hwe-5.8 (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug focal
** Attachment added: "Example of diagonal tears"
https://bugs.launchpad.net/bugs/1934652/+attachment/5509118/+files/Screenshot_20210705_095522.png
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https://bugs.launchpad.net/bugs/1934652
Title:
Graphics Tearing on 5.8 kernel (Intel(R) HD Graphics 2500, Ivy Bridge)
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