Tonight's MTT on ppc64 has following failure:
http://mtt.open-mpi.org/index.php?do_redir=2229
This is not easily reproducible but I have the core file from that
segfault:
Core was generated by
`/home/adrian/mtt-scratch/mpi-install/QMjb/src/openmpi-dev-750-gff7be58/test/cla'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x0000000010001438 in opal_atomic_swap_32 (addr=0x38, newval=1) at
../../opal/include/opal/sys/atomic_impl.h:51
51 old = *addr;
Missing separate debuginfos, use: debuginfo-install glibc-2.20-5.fc21.ppc64
(gdb) bt
#0 0x0000000010001438 in opal_atomic_swap_32 (addr=0x38, newval=1) at
../../opal/include/opal/sys/atomic_impl.h:51
#1 0x00000000100018b8 in opal_lifo_pop_atomic (lifo=0x3fffd6ed2da0) at
../../opal/class/opal_lifo.h:193
#2 0x0000000010001a9c in thread_test (arg=0x3fffd6ed2da0) at opal_lifo.c:50
#3 0x00003fff98a7ba64 in .start_thread () from /lib64/libpthread.so.0
#4 0x00003fff989a09b4 in .__clone () from /lib64/libc.so.6
Adrian
