> Anyways, I realized that our disconnect() method was never getting called
> in these cases, and it's because there is a lockup in
> usb_hcd_endpoint_disable.  Our device has two endpoints (plus control) -
> one for reads, and one for writes.  When we hit this condition, it always
> hangs while disabling the read endpoint. I added a few lines of debug code
> to ohci-hcd.c and hcd.c to try to figure out what's going on, and traced
> it to the usb_kill_urb on line 1386 of hcd.c.

I forgot to mention that this is on the 2.6.20.6 kernel from kernel.org.

Thanks,
Mike

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