Krisztian Szucs created ARROW-10192: ---------------------------------------
Summary: [C++][Python] Segfault when converting nested struct array with dictionary field to pandas series Key: ARROW-10192 URL: https://issues.apache.org/jira/browse/ARROW-10192 Project: Apache Arrow Issue Type: Bug Components: C++, Python Reporter: Krisztian Szucs Reproducer: {code:python} def test_struct_array_with_dictionary_field_to_pandas(): ty = pa.struct([ pa.field('dict', pa.dictionary(pa.int64(), pa.int32())), ]) data = [ {'dict': -1859762450} ] arr = pa.array(data, type=ty) arr.to_pandas() {code} Raises SIGSTOP: {code} * thread #1, stop reason = signal SIGSTOP * frame #0: 0x00007fff6e2b733a libsystem_kernel.dylib`__pthread_kill + 10 frame #1: 0x00007fff6e373e60 libsystem_pthread.dylib`pthread_kill + 430 frame #2: 0x00007fff6e1ce93e libsystem_c.dylib`raise + 26 frame #3: 0x00007fff6e3685fd libsystem_platform.dylib`_sigtramp + 29 frame #4: 0x000000011517adfd libarrow_python.200.0.0.dylib`arrow::py::ConvertStruct(options=0x00007f84fc5a0230, data=0x00007f84fc59ef18, out_values=0x00007f84fc53d140) at arrow_to_pandas.cc:685:54 frame #5: 0x000000011514c642 libarrow_python.200.0.0.dylib`arrow::py::ObjectWriterVisitor::Visit(this=0x00007ffee06a1a88, type=0x00007f84fc5a00e8) at arrow_to_pandas.cc:1031:12 frame #6: 0x00000001151499c4 libarrow_python.200.0.0.dylib`arrow::Status arrow::VisitTypeInline<arrow::py::ObjectWriterVisitor>(type=0x00007f84fc5a00e8, visitor=0x00007ffee06a1a88) at visitor_inline.h:88:5 frame #7: 0x0000000115149305 libarrow_python.200.0.0.dylib`arrow::py::ObjectWriter::CopyInto(this=0x00007f84fc5a0228, data=std::__1::shared_ptr<arrow::ChunkedArray>::element_type @ 0x00007f84fc59ef18 strong=2 weak=1, rel_placement=0) at arrow_to_pand as.cc:1055:12 {code} {code:cpp} frame #4: 0x000000011517adfd libarrow_python.200.0.0.dylib`arrow::py::ConvertStruct(options=0x00007f84fc5a0230, data=0x00007f84fc59ef18, out_values=0x00007f84fc53d140) at arrow_to_pandas.cc:685:54 682 if (!arr->field(static_cast<int>(field_idx))->IsNull(i)) { 683 // Value exists in child array, obtain it 684 auto array = reinterpret_cast<PyArrayObject*>(fields_data[field_idx].obj()); -> 685 auto ptr = reinterpret_cast<const char*>(PyArray_GETPTR1(array, i)); 686 field_value.reset(PyArray_GETITEM(array, ptr)); 687 RETURN_IF_PYERROR(); 688 } else { {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)