Found a workaround from an old bug 669092: in /etc/modprobe.d/alsa-base.conf, add
options snd-hda-intel model=generic This restores very basic sound functionality, but it is not a complete fix. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/962522 Title: No sound at all on 12.04 install To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/962522/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs