[gmx-developers] SEGV in pd code 4.0.7

[Carsten Kutzner]

Thanks a lot, Berk!

Carsten


On Feb 2, 2010, at 1:54 PM, Berk Hess wrote:

> Hi,
> 
> I fixed the bug.
> This is annoying, since it is with v-rescale T-coupling, which more and
> more people are using
> and particle decomposition is still required in certain cases.
> 
> In git release-4.0 this system triggered another bug in the PD vsite
> communication that
> I just backported from git master. I also fixed that.
> 
> Berk
> 
> Carsten Kutzner wrote:
>> Hi,
>> 
>> we have an MD system with distance restraints where we get a SEGV when
>> running 4.0.7 with particle decomposition. The crash happens in mvdata.c
>> in line 222:
>> case estLD_RNG:  if (state->nrngi == 1)
>> nblock_abc(cr,state->natoms,state->ld_rng); break;
>> 
>> apparently directly in the gmx_bcast the macro expands to.
>> 
>> Shall I file a bugzilla?
>> 
>> Carsten
>> 
>> 
> 
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