> Just a follow up on this. I had a bit more time to dig deeper into this today. > > Enabling debug output for the cx23885 driver *fixes* the issue. > > I added this to my kernel command line: cx23885.debug=8 The driver's been around a very long time and is very stable with almost anything anyone has every added, or I originally added during the early development. That being said..... this sounds like the quad is producing some kind of race condition, or the PLX bridge is in someway not as transparent as everyone would like. -- Steven Toth - Kernel Labs http://www.kernellabs.com