I'm experiencing this severely on some systems with this hardware on the 6.8.0-45 kernel on Ubuntu 24.04:
00:02.0 VGA compatible controller [0300]: Intel Corporation CoffeeLake-S GT2 [UHD Graphics 630] [8086:3e92] DeviceName: Onboard - Video Subsystem: Dell CoffeeLake-S GT2 [UHD Graphics 630] [1028:085b] Kernel driver in use: i915 intel_iommu=igfx does appear to work as a workaround. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2062951 Title: Random flickering with Intel i915 (Gen9 GPUs in 6th-8th gen CPUs) on Linux 6.8 To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/2062951/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs