pitrou commented on PR #43096:
URL: https://github.com/apache/arrow/pull/43096#issuecomment-2301612378
A more detailed leak trace (obtained using
`LSAN_OPTIONS=fast_unwind_on_malloc=0:malloc_context_size=100`) is the
following:
```
Direct leak of 968 byte(s) in 1 object(s) allocated from:
#0 0x5600b66641e8 in calloc
(/build/cpp/debug/arrow-azurefs-test+0x4c31e8) (BuildId:
5f129cb231bb2651f5fb432f4c8d3c2f40506da3)
#1 0x7f85322b25a4 (/lib/x86_64-linux-gnu/libxml2.so.2+0xe25a4)
(BuildId: aebf8e42966c3ce475ff9d9d51a762831adcbb61)
#2 0x7f85322a5fb4 in __xmlDefaultBufferSize
(/lib/x86_64-linux-gnu/libxml2.so.2+0xd5fb4) (BuildId:
aebf8e42966c3ce475ff9d9d51a762831adcbb61)
#3 0x7f8532240d37 in xmlBufferCreate
(/lib/x86_64-linux-gnu/libxml2.so.2+0x70d37) (BuildId:
aebf8e42966c3ce475ff9d9d51a762831adcbb61)
#4 0x7f8547ec6f74 in Azure::Storage::_internal::XmlWriter::XmlWriter()
/build/cpp/_deps/azure_sdk-src/sdk/storage/azure-storage-common/src/xml_wrapper.cpp:532:19
#5 0x7f8547e87621 in
Azure::Storage::Blobs::_detail::BlockBlobClient::CommitBlockList(Azure::Core::Http::_internal::HttpPipeline&,
Azure::Core::Url const&,
Azure::Storage::Blobs::_detail::BlockBlobClient::CommitBlockBlobBlockListOptions
const&, Azure::Core::Context const&)
/build/cpp/_deps/azure_sdk-src/sdk/storage/azure-storage-blobs/src/rest_client.cpp:7944:30
#6 0x7f8547de3149 in
Azure::Storage::Blobs::BlockBlobClient::CommitBlockList(std::vector<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> >,
std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> > > > const&,
Azure::Storage::Blobs::CommitBlockListOptions const&, Azure::Core::Context
const&) const
/build/cpp/_deps/azure_sdk-src/sdk/storage/azure-storage-blobs/src/block_blob_client.cpp:512:12
#7 0x7f854618c14c in arrow::fs::(anonymous
namespace)::CommitBlockList(std::shared_ptr<Azure::Storage::Blobs::BlockBlobClient>,
std::vector<std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> > > > const&,
Azure::Storage::Blobs::CommitBlockListOptions const&)
/arrow/cpp/src/arrow/filesystem/azurefs.cc:948:24
#8 0x7f8546193aab in arrow::fs::(anonymous
namespace)::ObjectAppendStream::FlushAsync()::'lambda'()::operator()() const
/arrow/cpp/src/arrow/filesystem/azurefs.cc:1158:14
#9 0x7f85461933eb in
std::enable_if<((!(std::is_void<arrow::Status>::value)) &&
(!(is_future<arrow::Status>::value))) &&
((!(arrow::Future<arrow::internal::Empty>::is_empty)) ||
(std::is_same<arrow::Status, arrow::Status>::value)), void>::type
arrow::detail::ContinueFuture::operator()<arrow::fs::(anonymous
namespace)::ObjectAppendStream::FlushAsync()::'lambda'(), arrow::Status,
arrow::Future<arrow::internal::Empty> >(arrow::Future<arrow::internal::Empty>,
arrow::fs::(anonymous
namespace)::ObjectAppendStream::FlushAsync()::'lambda'()&&) const
/arrow/cpp/src/arrow/util/future.h:150:23
```
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