I guess the groovy kernel will work fine. Could you please test standard kernel v5.7 and v5.8-rc1?
https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.7/ https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.8-rc1/ -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to the bug report. https://bugs.launchpad.net/bugs/1871306 Title: [SRU]No sound from internal card chtmax98090 - missing UCM2 files in alsa-ucm-conf 1.2.2, available in alsa-ucm-conf 1.2.3 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-ucm-conf/+bug/1871306/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs