Comment 25 for bug 131711

This guy filed a similar report, with what might be a workaround. https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/147298/

It seems to have gotten sound capture in Sound Recorder working for me while this is running. I had to apt-get install gstreamer-tools and execute this in a terminal: "gst-launch gconfaudiosrc ! audioconvert ! audioresample ! gconfaudiosink profile=chat"