Following your instructions (I only have 1 node, so changed N2 n4 to N 1 n2), same error, listed below... [NB . Only one interesting thing is that I cannot do a make as user biddisco and have to sudo make as it gives me some permission error otherwise mkdir -p '/home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/etc' /usr/bin/install -c -m 644 src/env/mpicc.conf src/env/mpif77.conf src/env/mpif90.conf src/env/mpicxx.conf '/home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/etc' /usr/bin/install: cannot remove `/home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/etc/mpicc.conf': Permission denied /usr/bin/install: cannot remove `/home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/etc/mpif77.conf': Permission denied /usr/bin/install: cannot remove `/home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/etc/mpif90.conf': Permission denied /usr/bin/install: cannot remove `/home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/etc/mpicxx.conf': Permission denied make[3]: *** [install-sysconfDATA] Error 1 make[3]: Leaving directory `/home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79' make[2]: *** [install-am] Error 2 make[2]: Leaving directory `/home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79' make[1]: *** [install-recursive] Error 1 make[1]: Leaving directory `/home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79' make: *** [install] Error 2 ] JB biddisco@breno2 ~/build/mpich-master-v3.0.4-259-gf322ce79 $ ./install/bin/mpiexec -n 2 ./hello *** glibc detected *** ./hello: double free or corruption (fasttop): 0x00000000017b2340 *** ======= Backtrace: ========= /lib/x86_64-linux-gnu/libc.so.6(+0x7eb96)[0x7fcaeb4a2b96] *** glibc detected *** ./hello: double free or corruption (fasttop): 0x00000000011e7340 *** ======= Backtrace: ========= /lib/x86_64-linux-gnu/libc.so.6(+0x7eb96)[0x7fd1a77ddb96] /home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/lib/libmpich.so.10(MPIDI_Populate_vc_node_ids+0x3f9)[0x7fd1a7bc75a9] /home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/lib/libmpich.so.10(MPID_Init+0x136)[0x7fd1a7bc1da6] /home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/lib/libmpich.so.10(MPIR_Init_thread+0x22f)[0x7fd1a7c78f1f] /home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/lib/libmpich.so.10(MPI_Init+0xae)[0x7fd1a7c788be] ./hello[0x40081e] /home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/lib/libmpich.so.10(MPIDI_Populate_vc_node_ids+0x3f9)[0x7fcaeb88c5a9] /home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/lib/libmpich.so.10(MPID_Init+0x136)[0x7fcaeb886da6] /home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/lib/libmpich.so.10(MPIR_Init_thread+0x22f)[0x7fcaeb93df1f] /home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/lib/libmpich.so.10(MPI_Init+0xae)[0x7fcaeb93d8be] ./hello[0x40081e] /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xed)[0x7fcaeb44576d] ./hello[0x400719] ======= Memory map: ======== 00400000-00401000 r-xp 00000000 08:01 10625669 /home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/hello 00600000-00601000 r--p 00000000 08:01 10625669 /home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/hello 00601000-00602000 rw-p 00001000 08:01 10625669 /home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/hello 017b1000-017d2000 rw-p 00000000 00:00 0 [heap] 7fcaeabe1000-7fcaeabe4000 rw-p 00000000 00:00 0 7fcaeabe4000-7fcaeabf9000 r-xp 00000000 08:01 9047556 /lib/x86_64-linux-gnu/libgcc_s.so.1 7fcaeabf9000-7fcaeadf8000 ---p 00015000 08:01 9047556 /lib/x86_64-linux-gnu/libgcc_s.so.1 7fcaeadf8000-7fcaeadf9000 r--p 00014000 08:01 9047556 /lib/x86_64-linux-gnu/libgcc_s.so.1 7fcaeadf9000-7fcaeadfa000 rw-p 00015000 08:01 9047556 /lib/x86_64-linux-gnu/libgcc_s.so.1 7fcaeadfa000-7fcaeae12000 r-xp 00000000 08:01 9050338 /lib/x86_64-linux-gnu/libpthread-2.15.so 7fcaeae12000-7fcaeb011000 ---p 00018000 08:01 9050338 /lib/x86_64-linux-gnu/libpthread-2.15.so 7fcaeb011000-7fcaeb012000 r--p 00017000 08:01 9050338 /lib/x86_64-linux-gnu/libpthread-2.15.so 7fcaeb012000-7fcaeb013000 rw-p 00018000 08:01 9050338 /lib/x86_64-linux-gnu/libpthread-2.15.so 7fcaeb013000-7fcaeb017000 rw-p 00000000 00:00 0 7fcaeb017000-7fcaeb01e000 r-xp 00000000 08:01 9050343 /lib/x86_64-linux-gnu/librt-2.15.so 7fcaeb01e000-7fcaeb21d000 ---p 00007000 08:01 9050343 /lib/x86_64-linux-gnu/librt-2.15.so 7fcaeb21d000-7fcaeb21e000 r--p 00006000 08:01 9050343 /lib/x86_64-linux-gnu/librt-2.15.so 7fcaeb21e000-7fcaeb21f000 rw-p 00007000 08:01 9050343 /lib/x86_64-linux-gnu/librt-2.15.so 7fcaeb21f000-7fcaeb223000 r-xp 00000000 08:01 8661134 /home/biddisco/apps/mpich-3.0.4/lib/libmpl.so.1.0.0 7fcaeb223000-7fcaeb422000 ---p 00004000 08:01 8661134 /home/biddisco/apps/mpich-3.0.4/lib/libmpl.so.1.0.0 7fcaeb422000-7fcaeb423000 r--p 00003000 08:01 8661134 /home/biddisco/apps/mpich-3.0.4/lib/libmpl.so.1.0.0 7fcaeb423000-7fcaeb424000 rw-p 00004000 08:01 8661134 /home/biddisco/apps/mpich-3.0.4/lib/libmpl.so.1.0.0 7fcaeb424000-7fcaeb5d9000 r-xp 00000000 08:01 9050358 /lib/x86_64-linux-gnu/libc-2.15.so 7fcaeb5d9000-7fcaeb7d8000 ---p 001b5000 08:01 9050358 /lib/x86_64-linux-gnu/libc-2.15.so 7fcaeb7d8000-7fcaeb7dc000 r--p 001b4000 08:01 9050358 /lib/x86_64-linux-gnu/libc-2.15.so 7fcaeb7dc000-7fcaeb7de000 rw-p 001b8000 08:01 9050358 /lib/x86_64-linux-gnu/libc-2.15.so 7fcaeb7de000-7fcaeb7e3000 rw-p 00000000 00:00 0 7fcaeb7e3000-7fcaeba03000 r-xp 00000000 08:01 11675463 /home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/lib/libmpich.so.10.0.4 7fcaeba03000-7fcaebc03000 ---p 00220000 08:01 11675463 /home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/lib/libmpich.so.10.0.4 7fcaebc03000-7fcaebc10000 r--p 00220000 08:01 11675463 /home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/lib/libmpich.so.10.0.4 7fcaebc10000-7fcaebc16000 rw-p 0022d000 08:01 11675463 /home/biddisco/build/mpich-master-v3.0.4-259-gf322ce79/install/lib/libmpich.so.10.0.4 7fcaebc16000-7fcaebc4e000 rw-p 00000000 00:00 0 7fcaebc4e000-7fcaebc70000 r-xp 00000000 08:01 9050344 /lib/x86_64-linux-gnu/ld-2.15.so 7fcaebe54000-7fcaebe56000 rw-p 00000000 00:00 0 7fcaebe6d000-7fcaebe70000 rw-p 00000000 00:00 0 7fcaebe70000-7fcaebe71000 r--p 00022000 08:01 9050344 /lib/x86_64-linux-gnu/ld-2.15.so 7fcaebe71000-7fcaebe73000 rw-p 00023000 08:01 9050344 /lib/x86_64-linux-gnu/ld-2.15.so 7fff671e5000-7fff67206000 rw-p 00000000 00:00 0 [stack] 7fff673b4000-7fff673b5000 r-xp 00000000 00:00 0 [vdso] ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall] =================================================================================== = BAD TERMINATION OF ONE OF YOUR APPLICATION PROCESSES = EXIT CODE: 6 = CLEANING UP REMAINING PROCESSES = YOU CAN IGNORE THE BELOW CLEANUP MESSAGES =================================================================================== YOUR APPLICATION TERMINATED WITH THE EXIT STRING: Aborted (signal 6) This typically refers to a problem with your application. Please see the FAQ page for debugging suggestions