Attached is the output of the crashlog from 20.04 after applying the git settings as detailed in the OP and rebooting - Pulseaudio seems to be crashing.
** Attachment added: "_usr_bin_pulseaudio.1000.crash" https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1833116/+attachment/5333027/+files/_usr_bin_pulseaudio.1000.crash -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1833116 Title: chtmax98090 not working out of the box To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1833116/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs