On Mon, Jun 30, 2003, Greg KH <[EMAIL PROTECTED]> wrote:
> On 2.5.73 (and probably previously, I think I've seen this before), when
> disconnecting a USB device from a UHCI host, I sometimes get the
> following "errors" in my log.

I assume you mean unplug the device?

How reproducible is it now?

> drivers/usb/host/uhci-hcd.c: uhci_result_common() failed with status 440000
> [dec132a0] link (1ec13152) element (1ec00060)
>   0: [dec00060] link (00000001) e0 SPD IOC Stalled CRC/Timeo Length=7ff MaxLen=1f 
> DT0 EndPt=2 Dev=3, PID=69(IN) (buf=1f9c8ec0)
> 
> They repeat continuously, and don't stop until I reboot the machine
> (spitting these out to the serial log usually takes up 100% of the cpu
> so I can't unload the module to see if that stops it.)

The same message everytime? (including pointers)

> Any ideas of how to fix this, or even what is causing this continuous
> message (I can see it happening once, but not more than once.)  This
> happens for my usb trackball, and for a variety of different usb-serial
> devices.
> 
> It doesn't seem to happen at all on ohci.

It should only happen once, but if it's happening continuously, perhaps
a list got looped?

I haven't submitted any patches to uhci-hcd in a while so if this is
something recent, it could be something else has changed.

I'll take a look at the code.

JE



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