--------------------------------------------------------------------------
By default, for Open MPI 4.0 and later, infiniband ports on a device
are not used by default.  The intent is to use UCX for these devices.
You can override this policy by setting the btl_openib_allow_ib MCA parameter
to true.

  Local host:              acn64
  Local adapter:           mlx5_0
  Local port:              1

--------------------------------------------------------------------------
--------------------------------------------------------------------------
WARNING: There was an error initializing an OpenFabrics device.

  Local host:   acn64
  Local device: mlx5_0
--------------------------------------------------------------------------
[acn64:75707] *** Process received signal ***
[acn64:75707] Signal: Segmentation fault (11)
[acn64:75707] Signal code: Address not mapped (1)
[acn64:75707] Failing at address: 0x167f9df6c
[acn64:75707] [ 0] /lib/x86_64-linux-gnu/libc.so.6(+0x43090)[0x7f9cc8a7c090]
[acn64:75707] [ 1] /usr/local/lib/python3.8/dist-packages/lammps/liblammps.so(_ZN6ReaxFF14Compute_ForcesEPNS_11reax_systemEPNS_14control_paramsEPNS_15simulation_dataEPNS_7storageEPPNS_9reax_listE+0x670)[0x7f9c76092710]
[acn64:75707] [ 2] /usr/local/lib/python3.8/dist-packages/lammps/liblammps.so(_ZN9LAMMPS_NS10PairReaxFF7computeEii+0x123)[0x7f9c760890d3]
[acn64:75707] [ 3] /usr/local/lib/python3.8/dist-packages/lammps/liblammps.so(_ZN9LAMMPS_NS6Verlet5setupEi+0x3a2)[0x7f9c75d30982]
[acn64:75707] [ 4] /usr/local/lib/python3.8/dist-packages/lammps/liblammps.so(_ZN9LAMMPS_NS3Run7commandEiPPc+0xc7e)[0x7f9c75cc5b8e]
[acn64:75707] [ 5] /usr/local/lib/python3.8/dist-packages/lammps/liblammps.so(_ZN9LAMMPS_NS5Input15execute_commandEv+0xc0f)[0x7f9c75b3d96f]
[acn64:75707] [ 6] /usr/local/lib/python3.8/dist-packages/lammps/liblammps.so(_ZN9LAMMPS_NS5Input3oneERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE+0xa0)[0x7f9c75b3e460]
[acn64:75707] [ 7] /usr/local/lib/python3.8/dist-packages/lammps/liblammps.so(lammps_command+0x92)[0x7f9c75b7c892]
[acn64:75707] [ 8] /lib/x86_64-linux-gnu/libffi.so.7(+0x6ff5)[0x7f9c81dc7ff5]
[acn64:75707] [ 9] /lib/x86_64-linux-gnu/libffi.so.7(+0x640a)[0x7f9c81dc740a]
[acn64:75707] [10] /usr/lib/python3.8/lib-dynload/_ctypes.cpython-38-x86_64-linux-gnu.so(_ctypes_callproc+0x5b6)[0x7f9c81de6306]
[acn64:75707] [11] /usr/lib/python3.8/lib-dynload/_ctypes.cpython-38-x86_64-linux-gnu.so(+0x13ae7)[0x7f9c81de6ae7]
[acn64:75707] [12] python3(_PyObject_MakeTpCall+0x296)[0x5d6066]
[acn64:75707] [13] python3(_PyEval_EvalFrameDefault+0x6329)[0x54ce69]
[acn64:75707] [14] python3(_PyFunction_Vectorcall+0x1b6)[0x5d5846]
[acn64:75707] [15] python3(_PyEval_EvalFrameDefault+0x907)[0x547447]
[acn64:75707] [16] python3(_PyEval_EvalCodeWithName+0x26a)[0x54552a]
[acn64:75707] [17] python3(_PyFunction_Vectorcall+0x393)[0x5d5a23]
[acn64:75707] [18] python3(_PyEval_EvalFrameDefault+0x907)[0x547447]
[acn64:75707] [19] python3(_PyFunction_Vectorcall+0x1b6)[0x5d5846]
[acn64:75707] [20] python3(_PyEval_EvalFrameDefault+0x907)[0x547447]
[acn64:75707] [21] python3(_PyEval_EvalCodeWithName+0x26a)[0x54552a]
[acn64:75707] [22] python3(_PyFunction_Vectorcall+0x393)[0x5d5a23]
[acn64:75707] [23] python3(_PyEval_EvalFrameDefault+0x907)[0x547447]
[acn64:75707] [24] python3(_PyEval_EvalCodeWithName+0x26a)[0x54552a]
[acn64:75707] [25] python3(_PyFunction_Vectorcall+0x393)[0x5d5a23]
[acn64:75707] [26] python3(_PyEval_EvalFrameDefault+0x907)[0x547447]
[acn64:75707] [27] python3(_PyEval_EvalCodeWithName+0x26a)[0x54552a]
[acn64:75707] [28] python3(_PyFunction_Vectorcall+0x393)[0x5d5a23]
[acn64:75707] [29] python3[0x4e1b5c]
[acn64:75707] *** End of error message ***
Segmentation fault
Command exited with non-zero status 139

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