My system crashes when I try to enable usb-audio on my Logitech C510 webcam using Adobe Flash.
All other applications can read from the USB audio without problems.
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A device which causes a panic
Messages before the system freezes: http://imageshack.us/a/img685/9452/panicz.jpg
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Errors preceding a crash
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dmesg up to a crash
This patch fixes this issue: https://lkml.org/lkml/2012/11/7/406
A patch referencing this bug report has been merged in Linux v3.7-rc5:
Author: Takashi Iwai <email@example.com>
Date: Thu Nov 8 08:52:45 2012 +0100
ALSA: usb-audio: Fix crash at re-preparing the PCM stream