I had the same problem. See here for the post http://ubuntuforums.org/showthread.php?p=6145792#post6145792
The cracks was only present when I was trying to play something. -- weird sound on intel hda if pcm is set to 0% https://bugs.launchpad.net/bugs/295325 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
