Almost positive this is due to pipewire audio part is running, see alsa info:
PipeWire: Installed - Yes (/usr/bin/pipewire) Running - Yes -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1964579 Title: Pulseaudio fails to detect /enable Intel SST sound card To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1964579/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs