@Don Myers - does the second patch in comment #33 fix the issue for you? >From the patch comments:
It looks like nVidia "fixed" their hardware at some point. The old hardware doesn't work without the kernel patch and the new hardware doesn't work with it! -- You received this bug notification because you are a member of Ubuntu Bugs, which is a direct subscriber. https://bugs.launchpad.net/bugs/42149 Title: USB devices are not powered off at shutdown -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs