***SPAM*** Re: [OMPI devel] [ewg] Seg fault running OpenMPI-1.3.1rc4

[Steve Wise]

Hey Pasha,


I just applied r20872 and retested, and I still hit this seg fault.  So 
I think this is a new bug.

Lemme pull the trunk and try that.



Pavel Shamis (Pasha) wrote:
> I think you problem is related to this bug: 
> https://svn.open-mpi.org/trac/ompi/ticket/1823
>
> And it is resolved on the ompi-trunk.
>
> Pasha.
>
> Steve Wise wrote:
>> When this happens, that node logs this type of message also in 
>> /var/log/messages:
>>
>> IMB-MPI1[8859]: segfault at 0000000000000018 rip 00002b7bfc880800 rsp 
>> 00007fffb1021330 error 4
>>
>> Steve Wise wrote:
>>> Hey Jeff,
>>>
>>> Have you seen this?  I'm hitting this regularly running on 
>>> ofed-1.4.1-rc2.
>>>
>>> Test:
>>> [ompi at vic12 ~]$ cat doit-ompi
>>> #!/bin/sh
>>> while : ; do
>>>        mpirun -np 16 --host vic12-10g,vic20-10g,vic9-10g,vic21-10g 
>>> --mca btl openib,self,sm  --mca btl_openib_max_btls 1 
>>> /usr/mpi/gcc/openmpi-1.3.1rc4/tests/IMB-3.1/IMB-MPI1 -npmin 16  
>>> bcast scatter sendrecv exchange </dev/null
>>> done
>>>
>>>
>>> Seg Fault output:
>>>
>>> [vic21:04047] *** Process received signal ***
>>> [vic21:04047] Signal: Segmentation fault (11)
>>> [vic21:04047] Signal code: Address not mapped (1)
>>> [vic21:04047] Failing at address: 0x18
>>> [vic21:04047] [ 0] /lib64/libpthread.so.0 [0x3dde20e4c0]
>>> [vic21:04047] [ 1] 
>>> /usr/mpi/gcc/openmpi-1.3.1rc4/lib64/openmpi/mca_btl_openib.so 
>>> [0x2b911bc33800]
>>> [vic21:04047] [ 2] 
>>> /usr/mpi/gcc/openmpi-1.3.1rc4/lib64/openmpi/mca_btl_openib.so 
>>> [0x2b911bc38c2d]
>>> [vic21:04047] [ 3] 
>>> /usr/mpi/gcc/openmpi-1.3.1rc4/lib64/openmpi/mca_btl_openib.so 
>>> [0x2b911bc33fcb]
>>> [vic21:04047] [ 4] 
>>> /usr/mpi/gcc/openmpi-1.3.1rc4/lib64/openmpi/mca_btl_openib.so 
>>> [0x2b911bc22af8]
>>> [vic21:04047] [ 5] 
>>> /usr/mpi/gcc/openmpi-1.3.1rc4/lib64/libopen-pal.so.0(mca_base_components_close+0x83) 
>>> [0x2b911933da33]
>>> [vic21:04047] [ 6] 
>>> /usr/mpi/gcc/openmpi-1.3.1rc4/lib64/libmpi.so.0(mca_btl_base_close+0xe0) 
>>> [0x2b9118ea3fb0]
>>> [vic21:04047] [ 7] 
>>> /usr/mpi/gcc/openmpi-1.3.1rc4/lib64/openmpi/mca_bml_r2.so 
>>> [0x2b911ba1938f]
>>> [vic21:04047] [ 8] 
>>> /usr/mpi/gcc/openmpi-1.3.1rc4/lib64/openmpi/mca_pml_ob1.so 
>>> [0x2b911b601cde]
>>> [vic21:04047] [ 9] /usr/mpi/gcc/openmpi-1.3.1rc4/lib64/libmpi.so.0 
>>> [0x2b9118e7241b]
>>> [vic21:04047] [10] 
>>> /usr/mpi/gcc/openmpi-1.3.1rc4/tests/IMB-3.1/IMB-MPI1(main+0x178) 
>>> [0x403498]
>>> [vic21:04047] [11] /lib64/libc.so.6(__libc_start_main+0xf4) 
>>> [0x3ddd61d974]
>>> [vic21:04047] [12] 
>>> /usr/mpi/gcc/openmpi-1.3.1rc4/tests/IMB-3.1/IMB-MPI1 [0x403269]
>>> [vic21:04047] *** End of error message ***
>>>
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>>> http://lists.openfabrics.org/cgi-bin/mailman/listinfo/ewg
>>
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