Gilles,
I applied your patch to v1.8 and it run successfully
on my SPARC machines.
Takahiro Kawashima,
MPI development team,
Fujitsu
> Kawashima-san and all,
>
> Here is attached a one off patch for v1.8.
> /* it does not use the __attribute__ modifier that might not be
> supported by all compilers */
>
> as far as i am concerned, the same issue is also in the trunk,
> and if you do not hit it, it just means you are lucky :-)
>
> the same issue might also be in other parts of the code :-(
>
> Cheers,
>
> Gilles
>
> On 2014/08/08 13:45, Kawashima, Takahiro wrote:
> > Gilles, George,
> >
> > The problem is the one Gilles pointed.
> > I temporarily modified the code bellow and the bus error disappeared.
> >
> > --- orte/util/nidmap.c (revision 32447)
> > +++ orte/util/nidmap.c (working copy)
> > @@ -885,7 +885,7 @@
> > orte_proc_state_t state;
> > orte_app_idx_t app_idx;
> > int32_t restarts;
> > - orte_process_name_t proc, dmn;
> > + orte_process_name_t proc __attribute__((__aligned__(8))), dmn;
> > char *hostname;
> > uint8_t flag;
> > opal_buffer_t *bptr;
> >
> > Takahiro Kawashima,
> > MPI development team,
> > Fujitsu
> >
> >> Kawashima-san,
> >>
> >> This is interesting :-)
> >>
> >> proc is in the stack and has type orte_process_name_t
> >>
> >> with
> >>
> >> typedef uint32_t orte_jobid_t;
> >> typedef uint32_t orte_vpid_t;
> >> struct orte_process_name_t {
> >> orte_jobid_t jobid; /**< Job number */
> >> orte_vpid_t vpid; /**< Process id - equivalent to rank */
> >> };
> >> typedef struct orte_process_name_t orte_process_name_t;
> >>
> >>
> >> so there is really no reason to align this on 8 bytes...
> >> but later, proc is casted into an uint64_t ...
> >> so proc should have been aligned on 8 bytes but it is too late,
> >> and hence the glory SIGBUS
> >>
> >>
> >> this is loosely related to
> >> http://www.open-mpi.org/community/lists/devel/2014/08/15532.php
> >> (see heterogeneous.v2.patch)
> >> if we make opal_process_name_t an union of uint64_t and a struct of two
> >> uint32_t, the compiler
> >> will align this on 8 bytes.
> >> note the patch is not enough (and will not apply on the v1.8 branch
> >> anyway),
> >> we could simply remove orte_process_name_t and ompi_process_name_t and
> >> use only
> >> opal_process_name_t (and never declare variables with type
> >> opal_proc_name_t otherwise alignment might be incorrect)
> >>
> >> as a workaround, you can declare an opal_process_name_t (for alignment),
> >> and cast it to an orte_process_name_t
> >>
> >> i will write a patch (i will not be able to test on sparc ...)
> >> please note this issue might be present in other places
> >>
> >> Cheers,
> >>
> >> Gilles
> >>
> >> On 2014/08/08 13:03, Kawashima, Takahiro wrote:
> >>> Hi,
> >>>
> >>>>>>>> I have installed openmpi-1.8.2rc2 with gcc-4.9.0 on Solaris
> >>>>>>>> 10 Sparc and I receive a bus error, if I run a small program.
> >>> I've finally reproduced the bus error in my SPARC environment.
> >>>
> >>> #0 0xffffffff00db4740 (__waitpid_nocancel + 0x44)
> >>> (0x200,0x0,0x0,0xa0,0xfffff80100064af0,0x35b4)
> >>> #1 0xffffffff0001a310 (handle_signal + 0x574) (signo=10,info=(struct
> >>> siginfo *) 0x000007feffffd100,p=(void *) 0x000007feffffd100) at line 277
> >>> in ../sigattach.c <SIGNAL HANDLER>
> >>> #2 0xffffffff0282aff4 (store + 0x540) (uid=(unsigned long *)
> >>> 0xffffffff0118a128,scope=8:'\b',key=(char *) 0xffffffff0106a0a8
> >>> "opal.local.ldr",data=(void *) 0x000007feffffde74,type=15:'\017') at line
> >>> 252 in db_hash.c
> >>> #3 0xffffffff01266350 (opal_db_base_store + 0xc4) (proc=(unsigned long *)
> >>> 0xffffffff0118a128,scope=8:'\b',key=(char *) 0xffffffff0106a0a8
> >>> "opal.local.ldr",object=(void *) 0x000007feffffde74,type=15:'\017') at
> >>> line 49 in db_base_fns.c
> >>> #4 0xffffffff00fdbab4 (orte_util_decode_pidmap + 0x790) (bo=(struct *)
> >>> 0x0000000000281d70) at line 975 in nidmap.c
> >>> #5 0xffffffff00fd6d20 (orte_util_nidmap_init + 0x3dc) (buffer=(struct
> >>> opal_buffer_t *) 0x0000000000241fc0) at line 141 in nidmap.c
> >>> #6 0xffffffff01e298cc (rte_init + 0x2a0) () at line 153 in
> >>> ess_env_module.c
> >>> #7 0xffffffff00f9f28c (orte_init + 0x308) (pargc=(int *)
> >>> 0x0000000000000000,pargv=(char ***) 0x0000000000000000,flags=32) at line
> >>> 148 in orte_init.c
> >>> #8 0xffffffff001a6f08 (ompi_mpi_init + 0x31c) (argc=1,argv=(char **)
> >>> 0x000007fefffff348,requested=0,provided=(int *) 0x000007feffffe698) at
> >>> line 464 in ompi_mpi_init.c
> >>> #9 0xffffffff001ff79c (MPI_Init + 0x2b0) (argc=(int *)
> >>> 0x000007feffffe814,argv=(char ***) 0x000007feffffe818) at line 84 in
> >>> init.c
> >>> #10 0x0000000000100ae4 (main + 0x44) (argc=1,argv=(char **)
> >>> 0x000007fefffff348) at line 8 in mpiinitfinalize.c
> >>> #11 0xffffffff00d2b81c (__libc_start_main + 0x194)
> >>> (0x100aa0,0x1,0x7fefffff348,0x100d24,0x100d14,0x0)
> >>> #12 0x000000000010094c (_start + 0x2c) ()
> >>>
> >>> The line 252 in opal/mca/db/hash/db_hash.c is:
> >>>
> >>> case OPAL_UINT64:
> >>> if (NULL == data) {
> >>> OPAL_ERROR_LOG(OPAL_ERR_BAD_PARAM);
> >>> return OPAL_ERR_BAD_PARAM;
> >>> }
> >>> kv->type = OPAL_UINT64;
> >>> kv->data.uint64 = *(uint64_t*)(data); // !!! here !!!
> >>> break;
> >>>
> >>> My environment is:
> >>>
> >>> Open MPI v1.8 branch r32447 (latest)
> >>> configure --enable-debug
> >>> SPARC-V9 (Fujitsu SPARC64 IXfx)
> >>> Linux (custom)
> >>> gcc 4.2.4
> >>>
> >>> I could not reproduce it with Open MPI trunk nor with Fujitsu compiler.
> >>>
> >>> Can this information help?
> >>>
> >>> Takahiro Kawashima,
> >>> MPI development team,
> >>> Fujitsu
> >>>
> >>>> Hi,
> >>>>
> >>>> I'm sorry once more to answer late, but the last two days our mail
> >>>> server was down (hardware error).
> >>>>
> >>>>> Did you configure this --enable-debug?
> >>>> Yes, I used the following command.
> >>>>
> >>>> ../openmpi-1.8.2rc3/configure --prefix=/usr/local/openmpi-1.8.2_64_gcc \
> >>>> --libdir=/usr/local/openmpi-1.8.2_64_gcc/lib64 \
> >>>> --with-jdk-bindir=/usr/local/jdk1.8.0/bin \
> >>>> --with-jdk-headers=/usr/local/jdk1.8.0/include \
> >>>> JAVA_HOME=/usr/local/jdk1.8.0 \
> >>>> LDFLAGS="-m64 -L/usr/local/gcc-4.9.0/lib/amd64" \
> >>>> CC="gcc" CXX="g++" FC="gfortran" \
> >>>> CFLAGS="-m64" CXXFLAGS="-m64" FCFLAGS="-m64" \
> >>>> CPP="cpp" CXXCPP="cpp" \
> >>>> CPPFLAGS="" CXXCPPFLAGS="" \
> >>>> --enable-mpi-cxx \
> >>>> --enable-cxx-exceptions \
> >>>> --enable-mpi-java \
> >>>> --enable-heterogeneous \
> >>>> --enable-mpi-thread-multiple \
> >>>> --with-threads=posix \
> >>>> --with-hwloc=internal \
> >>>> --without-verbs \
> >>>> --with-wrapper-cflags="-std=c11 -m64" \
> >>>> --enable-debug \
> >>>> |& tee log.configure.$SYSTEM_ENV.$MACHINE_ENV.64_gcc
> >>>>
> >>>>
> >>>>
> >>>>> If so, you should get a line number in the backtrace
> >>>> I got them for gdb (see below), but not for "dbx".
> >>>>
> >>>>
> >>>> Kind regards
> >>>>
> >>>> Siegmar
> >>>>
> >>>>
> >>>>
> >>>>> On Aug 5, 2014, at 2:59 AM, Siegmar Gross
> >>>> <siegmar.gr...@informatik.hs-fulda.de> wrote:
> >>>>>> Hi,
> >>>>>>
> >>>>>> I'm sorry to answer so late, but last week I didn't have Internet
> >>>>>> access. In the meantime I've installed openmpi-1.8.2rc3 and I get
> >>>>>> the same error.
> >>>>>>
> >>>>>>> This looks like the typical type of alignment error that we used
> >>>>>>> to see when testing regularly on SPARC. :-\
> >>>>>>>
> >>>>>>> It looks like the error was happening in mca_db_hash.so. Could
> >>>>>>> you get a stack trace / file+line number where it was failing
> >>>>>>> in mca_db_hash? (i.e., the actual bad code will likely be under
> >>>>>>> opal/mca/db/hash somewhere)
> >>>>>> Unfortunately I don't get a file+line number from a file in
> >>>>>> opal/mca/db/Hash.
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>> tyr small_prog 102 ompi_info | grep MPI:
> >>>>>> Open MPI: 1.8.2rc3
> >>>>>> tyr small_prog 103 which mpicc
> >>>>>> /usr/local/openmpi-1.8.2_64_gcc/bin/mpicc
> >>>>>> tyr small_prog 104 mpicc init_finalize.c
> >>>>>> tyr small_prog 106 /opt/solstudio12.3/bin/sparcv9/dbx
> >>>> /usr/local/openmpi-1.8.2_64_gcc/bin/mpiexec
> >>>>>> For information about new features see `help changes'
> >>>>>> To remove this message, put `dbxenv suppress_startup_message 7.9' in
> >>>>>> your
> >>>> .dbxrc
> >>>>>> Reading mpiexec
> >>>>>> Reading ld.so.1
> >>>>>> Reading libopen-rte.so.7.0.4
> >>>>>> Reading libopen-pal.so.6.2.0
> >>>>>> Reading libsendfile.so.1
> >>>>>> Reading libpicl.so.1
> >>>>>> Reading libkstat.so.1
> >>>>>> Reading liblgrp.so.1
> >>>>>> Reading libsocket.so.1
> >>>>>> Reading libnsl.so.1
> >>>>>> Reading libgcc_s.so.1
> >>>>>> Reading librt.so.1
> >>>>>> Reading libm.so.2
> >>>>>> Reading libpthread.so.1
> >>>>>> Reading libc.so.1
> >>>>>> Reading libdoor.so.1
> >>>>>> Reading libaio.so.1
> >>>>>> Reading libmd.so.1
> >>>>>> (dbx) check -all
> >>>>>> access checking - ON
> >>>>>> memuse checking - ON
> >>>>>> (dbx) run -np 1 a.outRunning: mpiexec -np 1 a.out
> >>>>>> (process id 27833)
> >>>>>> Reading rtcapihook.so
> >>>>>> Reading libdl.so.1
> >>>>>> Reading rtcaudit.so
> >>>>>> Reading libmapmalloc.so.1
> >>>>>> Reading libgen.so.1
> >>>>>> Reading libc_psr.so.1
> >>>>>> Reading rtcboot.so
> >>>>>> Reading librtc.so
> >>>>>> Reading libmd_psr.so.1
> >>>>>> RTC: Enabling Error Checking...
> >>>>>> RTC: Running program...
> >>>>>> Write to unallocated (wua) on thread 1:
> >>>>>> Attempting to write 1 byte at address 0xffffffff79f04000
> >>>>>> t@1 (l@1) stopped in _readdir at 0xffffffff55174da0
> >>>>>> 0xffffffff55174da0: _readdir+0x0064: call
> >>>> _PROCEDURE_LINKAGE_TABLE_+0x2380 [PLT] ! 0xffffffff55342a80
> >>>>>> (dbx) where
> >>>>>> current thread: t@1
> >>>>>> =>[1] _readdir(0xffffffff79f00300, 0x2e6800, 0x4, 0x2d, 0x4,
> >>>> 0xffffffff79f00300), at 0xffffffff55174da0
> >>>>>> [2] list_files_by_dir(0x100138fd8, 0xffffffff7fffd1f0,
> >>>>>> 0xffffffff7fffd1e8,
> >>>> 0xffffffff7fffd210, 0x0, 0xffffffff702a0010), at
> >>>>>> 0xffffffff63174594
> >>>>>> [3] foreachfile_callback(0x100138fd8, 0xffffffff7fffd458, 0x0, 0x2e,
> >>>>>> 0x0,
> >>>> 0xffffffff702a0010), at 0xffffffff6317461c
> >>>>>> [4] foreach_dirinpath(0x1001d8a28, 0x0, 0xffffffff631745e0,
> >>>> 0xffffffff7fffd458, 0x0, 0xffffffff702a0010), at 0xffffffff63171684
> >>>>>> [5] lt_dlforeachfile(0x1001d8a28, 0xffffffff6319656c, 0x0, 0x53,
> >>>>>> 0x2f,
> >>>> 0xf), at 0xffffffff63174748
> >>>>>> [6] find_dyn_components(0x0, 0xffffffff6323b570, 0x0, 0x1,
> >>>> 0xffffffff7fffd6a0, 0xffffffff702a0010), at 0xffffffff63195e38
> >>>>>> [7] mca_base_component_find(0x0, 0xffffffff6323b570,
> >>>>>> 0xffffffff6335e1b0,
> >>>> 0x0, 0xffffffff7fffd6a0, 0x1), at 0xffffffff631954d8
> >>>>>> [8] mca_base_framework_components_register(0xffffffff6335e1c0, 0x0,
> >>>>>> 0x3e,
> >>>> 0x0, 0x3b, 0x100800), at 0xffffffff631b1638
> >>>>>> [9] mca_base_framework_register(0xffffffff6335e1c0, 0x0, 0x2,
> >>>> 0xffffffff7fffd8d0, 0x0, 0xffffffff702a0010), at 0xffffffff631b24d4
> >>>>>> [10] mca_base_framework_open(0xffffffff6335e1c0, 0x0, 0x2,
> >>>> 0xffffffff7fffd990, 0x0, 0xffffffff702a0010), at 0xffffffff631b25d0
> >>>>>> [11] opal_init(0xffffffff7fffdd70, 0xffffffff7fffdd78, 0x100117c60,
> >>>> 0xffffffff7fffde58, 0x400, 0x100117c60), at
> >>>>>> 0xffffffff63153694
> >>>>>> [12] orterun(0x4, 0xffffffff7fffde58, 0x2, 0xffffffff7fffdda0, 0x0,
> >>>> 0xffffffff702a0010), at 0x100005078
> >>>>>> [13] main(0x4, 0xffffffff7fffde58, 0xffffffff7fffde80, 0x100117c60,
> >>>> 0x100000000, 0xffffffff6a700200), at 0x100003d68
> >>>>>> (dbx)
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>> I get the following output with gdb.
> >>>>>>
> >>>>>> tyr small_prog 107 /usr/local/gdb-7.6.1_64_gcc/bin/gdb
> >>>> /usr/local/openmpi-1.8.2_64_gcc/bin/mpiexec
> >>>>>> GNU gdb (GDB) 7.6.1
> >>>>>> Copyright (C) 2013 Free Software Foundation, Inc.
> >>>>>> License GPLv3+: GNU GPL version 3 or later
> >>>> <http://gnu.org/licenses/gpl.html>
> >>>>>> This is free software: you are free to change and redistribute it.
> >>>>>> There is NO WARRANTY, to the extent permitted by law. Type "show
> >>>>>> copying"
> >>>>>> and "show warranty" for details.
> >>>>>> This GDB was configured as "sparc-sun-solaris2.10".
> >>>>>> For bug reporting instructions, please see:
> >>>>>> <http://www.gnu.org/software/gdb/bugs/>...
> >>>>>> Reading symbols from
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/bin/orterun...done.
> >>>>>> (gdb) run -np 1 a.out
> >>>>>> Starting program: /usr/local/openmpi-1.8.2_64_gcc/bin/mpiexec -np 1
> >>>>>> a.out
> >>>>>> [Thread debugging using libthread_db enabled]
> >>>>>> [New Thread 1 (LWP 1)]
> >>>>>> [New LWP 2 ]
> >>>>>> [tyr:27867] *** Process received signal ***
> >>>>>> [tyr:27867] Signal: Bus Error (10)
> >>>>>> [tyr:27867] Signal code: Invalid address alignment (1)
> >>>>>> [tyr:27867] Failing at address: ffffffff7fffd224
> >>>>>>
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libopen-pal.so.6.2.0:opal_b
> >>>> acktrace_print+0x2c
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libopen-pal.so.6.2.0:0xccfa
> >>>> 0
> >>>>>> /lib/sparcv9/libc.so.1:0xd8b98
> >>>>>> /lib/sparcv9/libc.so.1:0xcc70c
> >>>>>> /lib/sparcv9/libc.so.1:0xcc918
> >>>>>>
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/openmpi/mca_db_hash.so:0x3e
> >>>> e8 [ Signal 10 (BUS)]
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libopen-pal.so.6.2.0:opal_d
> >>>> b_base_store+0xc8
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libopen-rte.so.7.0.4:orte_u
> >>>> til_decode_pidmap+0x798
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libopen-rte.so.7.0.4:orte_u
> >>>> til_nidmap_init+0x3cc
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/openmpi/mca_ess_env.so:0x22
> >>>> 6c
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libopen-rte.so.7.0.4:orte_i
> >>>> nit+0x308
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libmpi.so.1.5.2:ompi_mpi_in
> >>>> it+0x31c
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libmpi.so.1.5.2:PMPI_Init+0
> >>>> x2a8
> >>>> /home/fd1026/work/skripte/master/parallel/prog/mpi/small_prog/a.out:main+0x20
> >>>> /home/fd1026/work/skripte/master/parallel/prog/mpi/small_prog/a.out:_start+0x7c
> >>>>>> [tyr:27867] *** End of error message ***
> >>>>>> --------------------------------------------------------------------------
> >>>>>> mpiexec noticed that process rank 0 with PID 27867 on node tyr exited
> >>>>>> on
> >>>> signal 10 (Bus Error).
> >>>>>> --------------------------------------------------------------------------
> >>>>>> [LWP 2 exited]
> >>>>>> [New Thread 2 ]
> >>>>>> [Switching to Thread 1 (LWP 1)]
> >>>>>> sol_thread_fetch_registers: td_ta_map_id2thr: no thread can be found
> >>>>>> to
> >>>> satisfy query
> >>>>>> (gdb) bt
> >>>>>> #0 0xffffffff7f6173d0 in rtld_db_dlactivity () from
> >>>> /usr/lib/sparcv9/ld.so.1
> >>>>>> #1 0xffffffff7f6175a8 in rd_event () from /usr/lib/sparcv9/ld.so.1
> >>>>>> #2 0xffffffff7f618950 in lm_delete () from /usr/lib/sparcv9/ld.so.1
> >>>>>> #3 0xffffffff7f6226bc in remove_so () from /usr/lib/sparcv9/ld.so.1
> >>>>>> #4 0xffffffff7f624574 in remove_hdl () from /usr/lib/sparcv9/ld.so.1
> >>>>>> #5 0xffffffff7f61d97c in dlclose_core () from /usr/lib/sparcv9/ld.so.1
> >>>>>> #6 0xffffffff7f61d9d4 in dlclose_intn () from /usr/lib/sparcv9/ld.so.1
> >>>>>> #7 0xffffffff7f61db0c in dlclose () from /usr/lib/sparcv9/ld.so.1
> >>>>>> #8 0xffffffff7ec7746c in vm_close ()
> >>>>>> from /usr/local/openmpi-1.8.2_64_gcc/lib64/libopen-pal.so.6
> >>>>>> #9 0xffffffff7ec74a4c in lt_dlclose ()
> >>>>>> from /usr/local/openmpi-1.8.2_64_gcc/lib64/libopen-pal.so.6
> >>>>>> #10 0xffffffff7ec99b70 in ri_destructor (obj=0x1001ead30)
> >>>>>> at
> >>>> ../../../../openmpi-1.8.2rc3/opal/mca/base/mca_base_component_repository.c:391
> >>>>>> #11 0xffffffff7ec98488 in opal_obj_run_destructors (object=0x1001ead30)
> >>>>>> at ../../../../openmpi-1.8.2rc3/opal/class/opal_object.h:446
> >>>>>> #12 0xffffffff7ec993ec in mca_base_component_repository_release (
> >>>>>> component=0xffffffff7b023cf0 <mca_oob_tcp_component>)
> >>>>>> at
> >>>> ../../../../openmpi-1.8.2rc3/opal/mca/base/mca_base_component_repository.c:244
> >>>>>> #13 0xffffffff7ec9b734 in mca_base_component_unload (
> >>>>>> component=0xffffffff7b023cf0 <mca_oob_tcp_component>, output_id=-1)
> >>>>>> at
> >>>> ../../../../openmpi-1.8.2rc3/opal/mca/base/mca_base_components_close.c:47
> >>>>>> #14 0xffffffff7ec9b7c8 in mca_base_component_close (
> >>>>>> component=0xffffffff7b023cf0 <mca_oob_tcp_component>, output_id=-1)
> >>>>>> at
> >>>> ../../../../openmpi-1.8.2rc3/opal/mca/base/mca_base_components_close.c:60
> >>>>>> #15 0xffffffff7ec9b89c in mca_base_components_close (output_id=-1,
> >>>>>> components=0xffffffff7f12b430 <orte_oob_base_framework+80>,
> >>>>>> skip=0x0)
> >>>>>> ---Type <return> to continue, or q <return> to quit---
> >>>>>> at
> >>>> ../../../../openmpi-1.8.2rc3/opal/mca/base/mca_base_components_close.c:86
> >>>>>> #16 0xffffffff7ec9b804 in mca_base_framework_components_close (
> >>>>>> framework=0xffffffff7f12b3e0 <orte_oob_base_framework>, skip=0x0)
> >>>>>> at
> >>>> ../../../../openmpi-1.8.2rc3/opal/mca/base/mca_base_components_close.c:66
> >>>>>> #17 0xffffffff7efae1e4 in orte_oob_base_close ()
> >>>>>> at
> >>>>>> ../../../../openmpi-1.8.2rc3/orte/mca/oob/base/oob_base_frame.c:94
> >>>>>> #18 0xffffffff7ecb28ac in mca_base_framework_close (
> >>>>>> framework=0xffffffff7f12b3e0 <orte_oob_base_framework>)
> >>>>>> at
> >>>>>> ../../../../openmpi-1.8.2rc3/opal/mca/base/mca_base_framework.c:187
> >>>>>> #19 0xffffffff7bf078c0 in rte_finalize ()
> >>>>>> at
> >>>>>> ../../../../../openmpi-1.8.2rc3/orte/mca/ess/hnp/ess_hnp_module.c:858
> >>>>>> #20 0xffffffff7ef30a44 in orte_finalize ()
> >>>>>> at ../../openmpi-1.8.2rc3/orte/runtime/orte_finalize.c:65
> >>>>>> #21 0x00000001000070c4 in orterun (argc=4, argv=0xffffffff7fffe0e8)
> >>>>>> at ../../../../openmpi-1.8.2rc3/orte/tools/orterun/orterun.c:1096
> >>>>>> #22 0x0000000100003d70 in main (argc=4, argv=0xffffffff7fffe0e8)
> >>>>>> at ../../../../openmpi-1.8.2rc3/orte/tools/orterun/main.c:13
> >>>>>> (gdb)
> >>>>>>
> >>>>>>
> >>>>>> Is the above information helpful to track down the error? Do you need
> >>>>>> anything else? Thank you very much for any help in advance.
> >>>>>>
> >>>>>>
> >>>>>> Kind regards
> >>>>>>
> >>>>>> Siegmar
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>>> On Jul 25, 2014, at 2:08 AM, Siegmar Gross
> >>>> <siegmar.gr...@informatik.hs-fulda.de> wrote:
> >>>>>>>> Hi,
> >>>>>>>>
> >>>>>>>> I have installed openmpi-1.8.2rc2 with gcc-4.9.0 on Solaris
> >>>>>>>> 10 Sparc and I receive a bus error, if I run a small program.
> >>>>>>>>
> >>>>>>>> tyr hello_1 105 mpiexec -np 2 a.out
> >>>>>>>> [tyr:29164] *** Process received signal ***
> >>>>>>>> [tyr:29164] Signal: Bus Error (10)
> >>>>>>>> [tyr:29164] Signal code: Invalid address alignment (1)
> >>>>>>>> [tyr:29164] Failing at address: ffffffff7fffd1c4
> >>>>>>>>
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libopen-pal.so.6.2.0:opal_b
> >>>> acktrace_print+0x2c
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libopen-pal.so.6.2.0:0xccfd
> >>>> 0
> >>>>>>>> /lib/sparcv9/libc.so.1:0xd8b98
> >>>>>>>> /lib/sparcv9/libc.so.1:0xcc70c
> >>>>>>>> /lib/sparcv9/libc.so.1:0xcc918
> >>>>>>>>
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/openmpi/mca_db_hash.so:0x3e
> >>>> e8 [ Signal 10 (BUS)]
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libopen-pal.so.6.2.0:opal_d
> >>>> b_base_store+0xc8
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libopen-rte.so.7.0.4:orte_u
> >>>> til_decode_pidmap+0x798
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libopen-rte.so.7.0.4:orte_u
> >>>> til_nidmap_init+0x3cc
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/openmpi/mca_ess_env.so:0x22
> >>>> 6c
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libopen-rte.so.7.0.4:orte_i
> >>>> nit+0x308
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libmpi.so.1.5.2:ompi_mpi_in
> >>>> it+0x31c
> >>>> /export2/prog/SunOS_sparc/openmpi-1.8.2_64_gcc/lib64/libmpi.so.1.5.2:PMPI_Init+0
> >>>> x2a8
> >>>>>>>> /home/fd1026/work/skripte/master/parallel/prog/mpi/hello_1/a.out:main+0x20
> >>>>>>>>
> >>>> /home/fd1026/work/skripte/master/parallel/prog/mpi/hello_1/a.out:_start+0x7c
> >>>>>>>> [tyr:29164] *** End of error message ***
> >>>>>>>> ...
> >>>>>>>>
> >>>>>>>>
> >>>>>>>> I get the following output if I run the program in "dbx".
> >>>>>>>>
> >>>>>>>> ...
> >>>>>>>> RTC: Enabling Error Checking...
> >>>>>>>> RTC: Running program...
> >>>>>>>> Write to unallocated (wua) on thread 1:
> >>>>>>>> Attempting to write 1 byte at address 0xffffffff79f04000
> >>>>>>>> t@1 (l@1) stopped in _readdir at 0xffffffff55174da0
> >>>>>>>> 0xffffffff55174da0: _readdir+0x0064: call
> >>>> _PROCEDURE_LINKAGE_TABLE_+0x2380 [PLT] ! 0xffffffff55342a80
> >>>>>>>> (dbx)
> >>>>>>>>
> >>>>>>>>
> >>>>>>>> Hopefully the above output helps to fix the error. Can I provide
> >>>>>>>> anything else? Thank you very much for any help in advance.
> >>>>>>>>
> >>>>>>>>
> >>>>>>>> Kind regards
> >>>>>>>>
> >>>>>>>> Siegmar
