NULL-pointer reference in ulpt

Ronald Klop ronald-freebsd8 at klop.yi.org
Mon Oct 26 20:15:07 UTC 2009


On Mon, 26 Oct 2009 14:51:23 +0100, Alban Hertroys  
<dalroi at solfertje.student.utwente.nl> wrote:

> I didn't get any replies to my previous report, so I'm trying again. I  
> frequently get a kernel-panic after printing something to my USB printer  
> (A Samsung ML-1210). It looks like usb_setup_xfer() is called with a  
> NULL-pointer for xfer from ulpt_tick().
>
> System is a 7.2-STABLE, last updated on Sep 15. I just did a make  
> update, but there were no changes to ulpt.c.
>
> The core-summary is available from  
> http://solfertje.student.utwente.nl/~dalroi/core.txt
>
> Alban Hertroys

Can you try this in 8.0? The USB stack is very different there (and much  
better in a lot of ways).

Ronald.


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