Re: [linux-usb-devel] linux-2.5.8-pre1/drivers/usb/uhci.o locks up hard

[Greg KH]

On Thu, Apr 04, 2002 at 06:10:36AM -0800, Adam J. Richter wrote:
> 	I have not analyzed this problem fully and it's not particularly
> urgent, but I thought I ought to report it just to make it part of
> the knowledge base.
> 
> 	linux-2.5.8-pre1/drivers/usb/uhci.o locks up hard after printing
> "hub.c: 2 ports detected" on both my Sony Picturebook PCG-C1VN (Transmeta)
> and a Pentium 3 desktop machine with a VIA chipset.  Oddly, uhci.o seems
> to be fine on my older Kapok 1100m Pentium 2 notebook.  I believe uhci.o
> gave me null pointer dereferences or something similar on my Picturebook
> under 2.5.7 also.

Are you running with CONFIG_DEBUG_SLAB enabled and CONFIG_SMP?
I have the same problem running with this configuration, and the uhci.c
driver author knows about it and is working on tracking down the
problem.

thanks,

greg k-h