Re: [Discuss-gnuradio] tunnel.py buffer crash

[Eric Blossom]

On Thu, Mar 19, 2009 at 09:12:00PM -0700, Eric Blossom wrote:
> On Thu, Mar 19, 2009 at 08:50:13PM -0700, yyzhuang wrote:
> > 
> > I'm sorry. 
> > 
> > If we do ./tunnel and ping between two boxes over the air, both tx and rx
> > breaks after a few ICMP packets exchange. They don't break at the same time
> > though, but it does happen every time. If we do over channel emulator (by
> > connecting the antenna of USRP to the emulator), we can ping the two
> > machines much longer, but it still breaks.
> > 
> > Sorry again, no offense. I didn't mean to be rude or something.
> 
> No problem.  I didn't take it that way.
> 
> I'm busy with something else right now, but I think I can get you some
> instrumented code that will locate the offending block sometime
> tomorrow.  It's great news that it fails regularly for you!
> 
> Eric

We fixed a bug yesterday in gr_clock_recovery_mm_ff.cc [10646], which
is used by the GMSK demodulator, and which could be causing the
problem you are seeing.

Can you please checkout a copy of the trunk, build and install it and
try to reproduce the problem you've been seeing?

Thanks!
Eric