Same here. Still not fixed in 5.8.0-63. Package installed: linux-generic-hwe-20.04/focal-updates,focal-security,now 5.8.0.63.71~20.04.45 amd64 [installed]
Downgrade to 5.8.0-43-generic fixes the issue. $ cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 58 model name : Intel(R) Core(TM) i5-3470 CPU @ 3.20GHz stepping : 9 microcode : 0x21 cpu MHz : 2318.777 cache size : 6144 KB ... ** Attachment added: "another example of how it looks like (mostly appears when text selected)" https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe-5.8/+bug/1934652/+attachment/5513159/+files/kubuntu_bug_1934652.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1934652 Title: Graphics Tearing on 5.8 kernel (Intel(R) HD Graphics 2500, Ivy Bridge) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe-5.8/+bug/1934652/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs