I can confirm that the "options snd-hda-intel enable_msi=1" solution works for me as well.
FilipK: Please ensure that all of your mixer controls are unmuted. I sometimes get the buzz you are describing when my volume is muted, but there as a program that is trying to output audio. -- Sound trouble on certain HP laptop (in my case : dv7 1070) https://bugs.launchpad.net/bugs/269586 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs