Bug 1958191 mentions that kernel parameter intel_idle.max_cstate=4 fixed it.
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1970426 Title: [i915] screen suddenly starts flickering after update Status in linux package in Ubuntu: Confirmed Bug description: After I updated to 22.04 sometimes (about 3 ~ 4 times a day) the screen starts glitching and flickering like in the attached video and it doesn't stop until I move the cursor. Description: Ubuntu 22.04 LTS Release: 22.04 wayland processor: Intel® Core™ i5-8265U CPU @ 1.60GHz × 8 graphics: Mesa Intel® UHD Graphics 620 (WHL GT2) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1970426/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
