Le 09/07/2014 23:30, Nick Papior Andersen a écrit : > Dear Brice > > Here are my findings (apologies for not doing make check on before-hand!) > > 2014-07-09 20:42 GMT+00:00 Brice Goglin <brice.gog...@inria.fr > <mailto:brice.gog...@inria.fr>>: > > Hello, > > A quick look in Open MPI source code seems to say that it's > manipulating XML topologies in these lines. > > Please go into your hwloc-1.9 build directory, and run > "tests/xmlbuffer" (you will may have to build it with run "make > xmlbuffer -C tests"). > > This errors out with a segmentation fault. I tried recompiling with -g > -traceback, to no avail, nothing shows up other than: > using default import and export > exported to buffer 0x1240c40 length 40817 > Segmentation fault > which is right before the "re-exported" statement. ulimit is not > ridiculously low.
Can you run it under gdb? libtool --mode=execute gdb tests/xmlbuffer $ r $ bt full <send this output> Also, can you try setting HWLOC_NO_LIBXML_IMPORT=1 and/or HWLOC_NO_LIBXML_EXPORT=1 in the environment to see if the problem comes from XML import or export? Thanks Brice