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Re: [Discuss-gnuradio] Segfault

From: Stefan Ott
Subject: Re: [Discuss-gnuradio] Segfault
Date: Thu, 15 Mar 2012 19:26:32 +0100

On Thu, Mar 15, 2012 at 18:02, Stefan Ott <address@hidden> wrote:
>> Finally, there are docs on the web for working out where in the code the
>> oops really occurs. Can you try working through that procedure and see
>> if it happens in the driver, or elsewhere.
> Ok, I'll see whether I can find it and report back once I have more 
> information.

So far, what I've found through the magic of strace and printf is that
the offending call seems to be the USRP_E_WRITE_CTL32 ioctl that
happens as a consequence of poke32 (in e100_ctrl.cpp) when called from

That's still with (vanilla) kernel 3.1.10 though.

Stefan Ott
Communication and Distributed Systems
Institute of Computer Science and Applied Mathematics
University of Bern

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