Thanks Timo, this series of patches seems fix this issue https://www.spinics.net/lists/intel-gfx/msg284609.html
Here is the test kernel, I can't reproduce the issue with this kernel. https://people.canonical.com/~acelan/bugs/lp1967274/ I'll submit SRU soon. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1967274 Title: Screen sometimes can't update on Intel Alder Lake GPUs [Failed to post KMS update: CRTC property (GAMMA_LUT) not found] To manage notifications about this bug go to: https://bugs.launchpad.net/mutter/+bug/1967274/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
