[Pkg-openmpi-maintainers] Bug#531522: Bug#531522: Bug#531419: mpicc segfaults when called by fakeroot

Sylvestre Ledru sylvestre.ledru at inria.fr
Mon Jun 15 09:08:54 UTC 2009


Hello guys,

Le dimanche 14 juin 2009 à 11:19 -0500, Steve M. Robbins a écrit :
> On Sun, Jun 14, 2009 at 05:10:46PM +0200, Manuel Prinz wrote:
> > Hi everyone!
> > 
> > On Fri, June 12, 2009 11:10 pm, Jeff Squyres wrote:
> > > Agreed.  We thought that stat() was safe to call in the malloc init
> > > hook -- it seems to be in most other places, at least.
> 
> Jeff, I agree that one would expect stat() to be safe; my comment
> about "crafty things" wasn't intended as a judgement call on this
> approach.  I think the code is pretty clever, but it's a hard problem
> when you are operating with no clear rules about what is permitted in
> the init hook.  :-)
> 
> 
> > Unfortunately, I will not be able to use the internet for a week from now.
> > This means that I can't help fixing the issue. I'm very sorry about that!
> > 
> > I hope Sylvestre can take over. If one wants to (or can) work out a fix,
> > feel free to NMU. 
> 
> If Sylvestre wants to upload a fix, that's perfect.
> Otherwise, I can easily convert my "#if 0" hack into a patch that
> checks for an environment variable.  Jeff previously suggested
> setting OMPI_MCA_disable_memory_allocator; is that the variable we
> want to use?

I am only following the bug report. I haven't dig enough to be able to
fix it right now. Therefor, if someone provides a patch, I will be happy
to upload OpenMPI with the fix/workaround. Otherwise, I will try to find
some time to fix it.

Sylvestre








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