IBM XL compiler: BP5 aborts

[pnorbert]

Summit with XL compiler: writer aborts due to something going wrong with the buffered data.
Using bin/globalArray_write:

$ gdb  adios.xl/bin/globalArray_write core.71311

(gdb) bt
#0  0x000000004139d300 in ?? ()
#1  0x0000200002a2c370 in adios2::core::engine::BP5Writer::WriteMyOwnData (this=0x413979a0, Data=0x4139c630)
    at /ccs/proj/e2e/pnorbert/ADIOS/ADIOS2/source/adios2/engine/bp5/BP5Writer_TwoLevelShm.cpp:157
#2  0x0000200002a2ea48 in adios2::core::engine::BP5Writer::WriteData_TwoLevelShm (this=0x413979a0, Data=0x4139c630)
    at /ccs/proj/e2e/pnorbert/ADIOS/ADIOS2/source/adios2/engine/bp5/BP5Writer_TwoLevelShm.cpp:114
#3  0x0000200002a08b18 in adios2::core::engine::BP5Writer::WriteData (this=0x413979a0, Data=0x4139c630)
    at /ccs/proj/e2e/pnorbert/ADIOS/ADIOS2/source/adios2/engine/bp5/BP5Writer.cpp:266
#4  0x0000200002a172f8 in adios2::core::engine::BP5Writer::EndStep (this=0x413979a0)
    at /ccs/proj/e2e/pnorbert/ADIOS/ADIOS2/source/adios2/engine/bp5/BP5Writer.cpp:555
#5  0x000020000044562c in adios2::Engine::EndStep (this=0x7fffc4f68890)
    at /ccs/proj/e2e/pnorbert/ADIOS/ADIOS2/bindings/CXX11/adios2/cxx11/Engine.cpp:117
#6  0x000000001000a4e4 in main (argc=1, argv=0x7fffc4f68e98)
    at /ccs/proj/e2e/pnorbert/ADIOS/ADIOS2/examples/basics/globalArray/globalArray_write.cpp:111
(gdb) up
#1  0x0000200002a2c370 in adios2::core::engine::BP5Writer::WriteMyOwnData (this=0x413979a0, Data=0x4139c630)
    at /ccs/proj/e2e/pnorbert/ADIOS/ADIOS2/source/adios2/engine/bp5/BP5Writer_TwoLevelShm.cpp:157
157         std::vector<core::iovec> DataVec = Data->DataVec();

(gdb) p *Data
$1 = {__vfp = 0x4139d240, m_Type = {<No data fields>}, m_MemAlign = 1, m_MemBlockSize = 32,
  zero = {<std::_Vector_base<char, std::allocator<char> >> = {_M_impl = {<std::allocator<char>> = {<No data fields>},
        _M_start = 0x413a03f0 "\360\303\071A", _M_finish = 0x413a0400 "", _M_end_of_storage = 0x413a0400 ""}}, <No data fields>},
  m_AlwaysCopy = false, DataV = {<std::_Vector_base<adios2::format::BufferV::VecEntry, std::allocator<adios2::format::BufferV::VecEntry> >> = {
      _M_impl = {<std::allocator<adios2::format::BufferV::VecEntry>> = {<__gnu_cxx::new_allocator<adios2::format::BufferV::VecEntry>> = {<No data fields>}, <No data fields>}, _M_start = 0x413923a0, _M_finish = 0x413923c0, _M_end_of_storage = 0x413923c0}}, <No data fields>},
  CurOffset = 96, m_internalPos = 0}


(gdb) p DataVec
$2 = {<std::_Vector_base<adios2::core::iovec, std::allocator<adios2::core::iovec> >> = {
    _M_impl = {<std::allocator<adios2::core::iovec>> = {<__gnu_cxx::new_allocator<adios2::core::iovec>> = {<No data fields>}, <No data fields>}, _M_start = 0x200002e483a0, _M_finish = 0x7fffc4f67700, _M_end_of_storage = 0x200002e47950}}, <No data fields>}

Same issue with different aggregator, dying in calling Data->DataVec()

#0  0x0000200003880d08 in main_arena () from /lib64/power9/libc.so.6
#1  0x00002000026184b0 in adios2::core::engine::BP5Writer::WriteData_EveryoneWrites (this=0x4ba75300, Data=0x4b3b36d0, SerializedWriters=false)
    at /ccs/proj/e2e/pnorbert/ADIOS/ADIOS2/source/adios2/engine/bp5/BP5Writer.cpp:308
#2  0x0000200002618aec in adios2::core::engine::BP5Writer::WriteData (this=0x4ba75300, Data=0x4b3b36d0)
    at /ccs/proj/e2e/pnorbert/ADIOS/ADIOS2/source/adios2/engine/bp5/BP5Writer.cpp:260
#3  0x00002000026272f8 in adios2::core::engine::BP5Writer::EndStep (this=0x4ba75300)
    at /ccs/proj/e2e/pnorbert/ADIOS/ADIOS2/source/adios2/engine/bp5/BP5Writer.cpp:555
#4  0x000020000098562c in adios2::Engine::EndStep (this=0x4ba7fb40)
    at /ccs/proj/e2e/pnorbert/ADIOS/ADIOS2/bindings/CXX11/adios2/cxx11/Engine.cpp:117
#5  0x0000000010082490 in adiosStream::writeADIOS (this=0x4ba7fb10, cmdW=0x4b3740a0, cfg=..., settings=..., step=1)
    at /ccs/proj/e2e/pnorbert/ADIOS/ADIOS2/source/utils/adios_iotest/adiosStream.cpp:387
#6  0x000000001008284c in adiosStream::Write (this=0x4ba7fb10, cmdW=0x4b3740a0, cfg=..., settings=..., step=1)
    at /ccs/proj/e2e/pnorbert/ADIOS/ADIOS2/source/utils/adios_iotest/adiosStream.cpp:463
#7  0x00000000100af740 in main (argc=14, argv=0x7fffede185c8)
    at /ccs/proj/e2e/pnorbert/ADIOS/ADIOS2/source/utils/adios_iotest/adios_iotest.cpp:315
(gdb) up
#1  0x00002000026184b0 in adios2::core::engine::BP5Writer::WriteData_EveryoneWrites (this=0x4ba75300, Data=0x4b3b36d0, SerializedWriters=false)
    at /ccs/proj/e2e/pnorbert/ADIOS/ADIOS2/source/adios2/engine/bp5/BP5Writer.cpp:308
308         std::vector<core::iovec> DataVec = Data->DataVec();