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Crash in OLTP HTTP export  #2713

@VivekSubr

Description

@VivekSubr

Describe your environment
Built and running on linux,

cmake .. -DCMAKE_INSTALL_RPATH_USE_LINK_PATH=ON -DCMAKE_VERBOSE_MAKEFILE=ON -DCMAKE_CXX_STANDARD=17 \
         -DWITH_STL=CXX17 -DBUILD_SHARED_LIBS=ON -DWITH_OTLP_HTTP=ON -DWITH_OTLP_GRPC=ON -DBUILD_TESTING=OFF

Protobuf version installed - 3.17.3

Steps to reproduce
Don't have exact steps to reproduce, happens intermittently.

Backtrace

Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00000001b83c7a7d in ?? ()
[Current thread is 1 (Thread 0x7810b784da00 (LWP 23))]
#0  0x00000001b83c7a7d in ?? ()
#1  0x00007ffc046f68b0 in ?? ()
#2  0x00007810b87a237d in google::protobuf::RepeatedPtrField<opentelemetry::proto::trace::v1::ResourceSpans>::~RepeatedPtrField() ()
   from /lib64/libopentelemetry_exporter_otlp_grpc.so
#3  0x00007810b87a174a in opentelemetry::proto::collector::trace::v1::ExportTraceServiceRequest::~ExportTraceServiceRequest() ()
   from /lib64/libopentelemetry_exporter_otlp_grpc.so
#4  0x00007810b87721ff in opentelemetry::v1::exporter::otlp::OtlpHttpExporter::Export(opentelemetry::v1::nostd::span<std::unique_ptr<--Type <RET> for more, q to quit, c to continue without paging--
opentelemetry::v1::sdk::trace::Recordable, std::default_delete<opentelemetry::v1::sdk::trace::Recordable> >, 18446744073709551615ul> const&) () from /lib64/libopentelemetry_exporter_otlp_http.so
#5  0x00007810ba07113b in opentelemetry::v1::sdk::trace::SimpleSpanProcessor::OnEnd (this=0x6299ed3d66a0, span=...)
    at /usr/include/opentelemetry/sdk/trace/simple_processor.h:51
#6  0x00007810b88cd9ba in opentelemetry::v1::sdk::trace::MultiSpanProcessor::OnEnd(std::unique_ptr<opentelemetry::v1::sdk::trace::Recordable, std::default_delete<opentelemetry::v1::sdk::trace::Recordable> >&&) () from /lib64/libopentelemetry_trace.so
#7  0x00007810b88d6654 in opentelemetry::v1::sdk::trace::Span::End(opentelemetry::v1::trace::EndSpanOptions const&) ()
   from /lib64/libopentelemetry_trace.so

Additional Info

Crash appears to be on destruction of arena object in,
https://github.com/open-telemetry/opentelemetry-cpp/blob/main/exporters/otlp/src/otlp_http_exporter.cc#L102

It's not apparent why this might happen... any help will be appreciated.

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