On 21-03-13 16:36:39, jinguang.yu wrote: > Hi Peter, > > > Recently, we met a problem about xhci driver, which show "ERROR unknown event type 37" in xhci_handle_event() when we using a usb camera. Beside I have found your commit dc0ffbea5729a3abafa577ebfce87f18b79e294b in kernel to solve this problem. Could you provide some advise for ours to solve this problem? I uploaded this Error log in attachment. I'm very very grateful for your response. > > Cc: USB ML and Mathias, Hi Jinguang, Please wrap your line up 75 characters next time. What's your kernel version, and does my patch work for you? It usually occurs when the software submits the requests faster than the requests has handled. -- Thanks, Peter Chen