I can not reproduce the problem. It seems that there is a buffer
overflow in PMI2 client of MPICH.
在 2013-03-31日的 18:08 -0600，Christoph Sprenger写道：
> sorry... here is a the complete trace:
>
> *** buffer overflow detected ***:
> /vol/bob/check/csprenger/linux64/opt/bin/mpi_hello_world terminated
> ======= Backtrace: =========
> /lib/libc.so.6(__fortify_fail+0x37)[0x7f194dc19217]
> /lib/libc.so.6(+0xfe0d0)[0x7f194dc180d0]
> /lib/libc.so.6(+0xfd7cb)[0x7f194dc177cb]
> /lib/libc.so.6(__snprintf_chk+0x7a)[0x7f194dc1769a]
> /tech/home/csprenger/mpich-3.0.3_SLURM//lib/libmpich.so.10(+0xe89d7)[0x7f194e9399d7]
> /tech/home/csprenger/mpich-3.0.3_SLURM//lib/libmpich.so.10(PMI2_Init+0x9c1)[0x7f194e93e2e1]
> /tech/home/csprenger/mpich-3.0.3_SLURM//lib/libmpich.so.10(MPID_Init+0xac)[0x7f194e8fd1cc]
> /tech/home/csprenger/mpich-3.0.3_SLURM//lib/libmpich.so.10(MPIR_Init_thread+0x240)[0x7f194e9bf950]
> /tech/home/csprenger/mpich-3.0.3_SLURM//lib/libmpich.so.10(MPI_Init+0xb1)[0x7f194e9bf2c1]
> /vol/bob/check/csprenger/linux64/opt/bin/mpi_hello_world[0x401215]
> /lib/libc.so.6(__libc_start_main+0xfd)[0x7f194db38c4d]
> /vol/bob/check/csprenger/linux64/opt/bin/mpi_hello_world[0x401149]
>
> so i'm still not sure if i've built this correctly to begin with, since
> the crash is caused in mpich-master-3.0.3/src/pmi/pmi2/simple2pmi.c
> so not sure if that should be using slurm's pmi2 plugin or if this is
> potentially an issue i should enquire about on the mpich forum ?
>
>
> this is my code:
>
> #include "mpi.h"
> #include <iostream>
>
> int main(int argc, char *argv[])
> {
> MPI_Init(&argc, &argv);
>
> int rank,c_size;
> MPI_Comm_size( MPI_COMM_WORLD, &c_size );
> MPI_Comm_rank( MPI_COMM_WORLD, &rank );
> std::cerr << "Hello World from rank " << rank << " / " << c_size <<
> std::endl;
> MPI_Finalize();
>
>
> }
>
> with LF -lpthread -lmpich
>
>
>
> Kind Regards,
> Christoph
>
>
>
> On 29/03/13 22:49, Hongjia Cao wrote:
> > could you please paste the complete output/error messages?
> >
> > 在 2013-03-28四的 14:59 -0600，Christoph Sprenger写道：
> >> pich.so.10(PMI2_Init+0x7ff)[0x7f5daff7806f]
> >> /tech/home/csprenger/mpich-3.0.2_SLURM//lib/libmpich.so.10(MPID_Init
> >> +0xac)[0x7f5daff371ac]
> >> /tech/home/csprenger/mpich-3.0.2_SLURM//lib/libmpich.so.10(MPIR_Init_thread+0x240)[0x7f5dafff90d0]
> >> /tech/home/csprenger/mpich-3.0.2_SLURM//lib/libmpich.so.10(MPI_Init
> >> +0xb1)[0x7f5dafff8a41]
> >>
> >>
