linux-kernel - Re: 3.8.4: ohci question

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Date:	Thu, 28 Mar 2013 13:46:10 -0400 (EDT)
From:	Alan Stern <stern@...land.harvard.edu>
To:	Udo van den Heuvel <udovdh@...all.nl>
cc:	Bjorn Helgaas <bhelgaas@...gle.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	USB list <linux-usb@...r.kernel.org>
Subject: Re: 3.8.4: ohci question

On Thu, 28 Mar 2013, Udo van den Heuvel wrote:

> On 2013-03-28 15:35, Alan Stern wrote:
> >>> When my dmesg gives me a growing number of lines like the one below,
> >>> what is going on?
> >>>
> >>>  ohci_hcd 0000:00:12.0: urb ffff88023025c500 path 2 ep1in 6c160000 cc 6
> >>> --> status -71
> >>>
> >>> Please let me know!
> > 
> > -71 errors indicate a low-level problem on the USB bus.  Generally it
> > means that the device isn't sending any packets.  Maybe the device's
> > firmware has crashed or maybe it has been disconnected.
> 
> Could it be due to a defect in the mainboard?
> Or the device connected to that port?

Yes.  Or it could be due to any number of other things.  Do you want to 
post a complete dmesg log?

Alan Stern

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