Comment 15 for bug 1279081

The following commit has landed in upstream v3.14-rc5:

commit a1227f3c1030e96ebc51d677d2f636268845c5fb
Author: Stanislaw Gruszka <email address hidden>
Date: Wed Feb 19 10:29:01 2014 +0100

    usb: ehci: fix deadlock when threadirqs option is used

It has also been cc'd to stable, so it will make it's way into the stable releases through the usual stable update process.