usb/82660: EHCI: I/O stuck in state 'physrd'/panic

Hans Petter Selasky hselasky at c2i.net
Fri Jul 1 10:09:31 GMT 2005


On Thursday 30 June 2005 18:28, Stefan Walter wrote:
> Hans Petter Selasky, 30.06.05, 14:08h CEST:
> > > > Try "sysctl hw.usb.umass.debug=15" while you have the my driver in
> > > > the kernel, hence it has got debugging flags enabled by default. Else
> > > > you need to add something like "option USB_DEBUG" to your kernel
> > > > config file. I'm not sure if you can compile the modules with
> > > > debugging support unless you use my USB driver.
> > > >
> > > > See if any errors show up.
> > > >
> > > > Then try "sysctl hw.usb.debug=15". See if any errors appear.
> > >
> > > I tried that with the official FreeBSD driver for now (USB_DEBUG and
> > > ehci in the kernel).
> > >
> > > hw.usb.umass.debug=15 didn't show me any messages during the transfer,
> > > only when (dis)connecting the device. hw.usb.debug=15 dumped a lot of
> > > output. It's available here:
> >
> > Try "sysctl hw.usb.umass.debug=-1" while "hw.usb.debug=0".
>
> I did that. I don't know enough about the USB stuff to interpret the
> output myself, so here it is:
> http://www.gegenunendlich.de/stuff/umass-messages-until-pullout.bz2.
>

Could you try to reproduce the error while logging?

--HPS


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