I have developped a hack how to get rid of it when it happens.
a:
cat /dev/urandom > /dev/dsp and wait for an audible chirp in the bad
channel. Then try to play some mp3. If noise persists, goto a;
It has worked for me already for two times and I spared myself two reboots :)
-- Karel 'Clock' Kulhavy - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/