DataStorm/events: Unhandled exception thrown: read access violation.

[pepone]

I got this on Windows while running DataStorm/events test in a loop:

*** [1/1 loop=23850] Running cpp/DataStorm/events tests ***
[ running client/server test - 10/17/24 20:58:21 ]
- Config: Debug,x64
(C:\Users\jose\source\repos\3.8\ice\cpp\test\DataStorm\events\msbuild\reader\x64\Debug\reader.exe --Ice.Default.Host=127.0.0.1 --Ice.Warn.Connections=1 --Ice.Default.Protocol=tcp --Ice.IPv6=0 --Ice.PrintStackTraces=1 --Ice.ThreadPool.Server.Size=1 --Ice.ThreadPool.Server.SizeMax=3 --Ice.ThreadPool.Server.SizeWarn=0 --Ice.PrintAdapterReady=1 --DataStorm.Node.Server.Endpoints="tcp -p 12020" --DataStorm.Trace.Topic=1 --DataStorm.Trace.Session=3 --DataStorm.Trace.Data=2 --Ice.Trace.Protocol=2 --Ice.Trace.Network=2 --Ice.LogFile=C:\Users\jose\source\repos\3.8\ice\cpp\test\DataStorm\events\server-101724-2058.log env={'PATH': 'C:\\Users\\jose\\source\\repos\\3.8\\ice\\cpp\\test\\Common\\msbuild\\x64\\Debug;C:\\Users\\jose\\source\\repos\\3.8\\ice\\cpp\\bin\\x64\\Debug'})
(C:\Users\jose\source\repos\3.8\ice\cpp\test\DataStorm\events\msbuild\writer\x64\Debug\writer.exe --Ice.Default.Host=127.0.0.1 --Ice.Warn.Connections=1 --Ice.Default.Protocol=tcp --Ice.IPv6=0 --Ice.PrintStackTraces=1 --DataStorm.Node.Server.Enabled=0 --DataStorm.Node.ConnectTo="tcp -p 12020" --DataStorm.Trace.Topic=1 --DataStorm.Trace.Session=3 --DataStorm.Trace.Data=2 --Ice.Trace.Protocol=2 --Ice.Trace.Network=2 --Ice.LogFile=C:\Users\jose\source\repos\3.8\ice\cpp\test\DataStorm\events\client-101724-2058.log env={'PATH': 'C:\\Users\\jose\\source\\repos\\3.8\\ice\\cpp\\test\\Common\\msbuild\\x64\\Debug;C:\\Users\\jose\\source\\repos\\3.8\\ice\\cpp\\bin\\x64\\Debug'})
testing single key reader/writer... ok
testing multi-key reader/writer... ok
testing any-key reader/writer... ok
testing reader/multi-key writer... ok
testing reader/any-key writer... ok
testing multi-key reader/multi-key writer... ok
testing any-key reader/any-key writer... ok
testing filtered reader/writer... ok
testing filtered reader/multi-key writer... ok
testing filtered reader/any-key writer... ok
testing filtered sample reader... process C:\Users\jose\source\repos\3.8\ice\cpp\test\DataStorm\events\msbuild\writer\x64\Debug\writer.exe --Ice.Default.Host=127.0.0.1 --Ice.Warn.Connections=1 --Ice.Default.Protocol=tcp --Ice.IPv6=0 --Ice.PrintStackTraces=1 --DataStorm.Node.Server.Enabled=0 --DataStorm.Node.ConnectTo="tcp -p 12020" --DataStorm.Trace.Topic=1 --DataStorm.Trace.Session=3 --DataStorm.Trace.Data=2 --Ice.Trace.Protocol=2 --Ice.Trace.Network=2 --Ice.LogFile=C:\Users\jose\source\repos\3.8\ice\cpp\test\DataStorm\events\client-101724-2058.log pid=11108 is hanging - 10/17/24 20:59:51

Stack trace

>	reader.exe!std::_Matcher<char const *,char,std::regex_traits<char>,char const *>::_Match_pat(std::_Node_base * _Nx) Line 3501	C++
 	reader.exe!std::_Matcher<char const *,char,std::regex_traits<char>,char const *>::_Do_if(std::_Node_if * _Node) Line 3166	C++
 	reader.exe!std::_Matcher<char const *,char,std::regex_traits<char>,char const *>::_Match_pat(std::_Node_base * _Nx) Line 3625	C++
 	reader.exe!std::_Matcher<char const *,char,std::regex_traits<char>,char const *>::_Match<std::allocator<std::sub_match<char const *>>>(std::match_results<char const *,std::allocator<std::sub_match<char const *>>> * _Matches, bool _Full_match) Line 1628	C++
 	reader.exe!std::_Regex_match1<char const *,std::allocator<std::sub_match<char const *>>,char,std::regex_traits<char>,char const *>(const char * _First, const char * _Last, std::match_results<char const *,std::allocator<std::sub_match<char const *>>> * _Matches, const std::basic_regex<char,std::regex_traits<char>> & _Re, std::regex_constants::match_flag_type _Flgs, bool _Full) Line 2165	C++
 	reader.exe!std::regex_match<std::char_traits<char>,std::allocator<char>,char,std::regex_traits<char>>(const std::string & _Str, const std::basic_regex<char,std::regex_traits<char>> & _Re, std::regex_constants::match_flag_type _Flgs) Line 2222	C++
 	reader.exe!DataStorm::makeRegexFilter::__l2::<lambda_1>::()::__l2::<lambda_1>::operator()(const std::string & value) Line 1831	C++
 	reader.exe!std::invoke<``DataStorm::makeRegexFilter<std::string>'::`2'::<lambda_1>::operator()'::`2'::<lambda_1> &,std::string const &>(DataStorm::makeRegexFilter::__l2::<lambda_1>::()::__l2::<lambda_1> & _Obj, const std::string & _Arg1) Line 1734	C++
 	reader.exe!std::_Func_impl_no_alloc<``DataStorm::makeRegexFilter<std::string>'::`2'::<lambda_1>::operator()'::`2'::<lambda_1>,bool,std::string const &>::_Do_call(const std::string & <_Args_0>) Line 878	C++
 	reader.exe!std::_Func_class<bool,std::string const &>::operator()(const std::string & <_Args_0>) Line 921	C++
 	reader.exe!DataStormI::FilterT<std::string,DataStormI::KeyT<std::string>>::match(const std::shared_ptr<DataStormI::Filterable> & value) Line 428	C++
 	datastorm38a0d.dll!DataStormI::TopicI::getElementSpecs(__int64 topicId, const std::vector<DataStormContract::ElementInfo,std::allocator<DataStormContract::ElementInfo>> & infos, const std::shared_ptr<DataStormI::SessionI> & session) Line 185	C++
 	datastorm38a0d.dll!DataStormI::SessionI::announceElements::__l2::<lambda_1>::operator()(DataStormI::TopicI * topic, DataStormI::SessionI::TopicSubscriber & __formal, DataStormI::SessionI::TopicSubscribers & __formal) Line 291	C++
 	datastorm38a0d.dll!std::invoke<`DataStormI::SessionI::announceElements'::`2'::<lambda_1> &,DataStormI::TopicI *,DataStormI::SessionI::TopicSubscriber &,DataStormI::SessionI::TopicSubscribers &>(DataStormI::SessionI::announceElements::__l2::<lambda_1> & _Obj, DataStormI::TopicI * && _Arg1, DataStormI::SessionI::TopicSubscriber & <_Args2_0>, DataStormI::SessionI::TopicSubscribers & <_Args2_1>) Line 1714	C++
 	datastorm38a0d.dll!std::_Func_impl_no_alloc<`DataStormI::SessionI::announceElements'::`2'::<lambda_1>,void,DataStormI::TopicI *,DataStormI::SessionI::TopicSubscriber &,DataStormI::SessionI::TopicSubscribers &>::_Do_call(DataStormI::TopicI * && <_Args_0>, DataStormI::SessionI::TopicSubscriber & <_Args_1>, DataStormI::SessionI::TopicSubscribers & <_Args_2>) Line 874	C++
 	datastorm38a0d.dll!std::_Func_class<void,DataStormI::TopicI *,DataStormI::SessionI::TopicSubscriber &,DataStormI::SessionI::TopicSubscribers &>::operator()(DataStormI::TopicI * <_Args_0>, DataStormI::SessionI::TopicSubscriber & <_Args_1>, DataStormI::SessionI::TopicSubscribers & <_Args_2>) Line 920	C++
 	datastorm38a0d.dll!DataStormI::SessionI::runWithTopics(__int64 id, std::function<void __cdecl(DataStormI::TopicI *,DataStormI::SessionI::TopicSubscriber &,DataStormI::SessionI::TopicSubscribers &)> fn) Line 1210	C++
 	datastorm38a0d.dll!DataStormI::SessionI::announceElements(__int64 topicId, std::vector<DataStormContract::ElementInfo,std::allocator<DataStormContract::ElementInfo>> elements, const Ice::Current & __formal) Line 280	C++
 	datastorm38a0d.dll!DataStormContract::Session::_iceD_announceElements(Ice::IncomingRequest & request, std::function<void __cdecl(Ice::OutgoingResponse)> sendResponse) Line 808	C++
 	datastorm38a0d.dll!DataStormContract::SubscriberSession::dispatch(Ice::IncomingRequest & request, std::function<void __cdecl(Ice::OutgoingResponse)> sendResponse) Line 1164	C++
 	datastorm38a0d.dll!`anonymous namespace'::DispatchInterceptorI::dispatch(Ice::IncomingRequest & request, std::function<void __cdecl(Ice::OutgoingResponse)> sendResponse) Line 32	C++
 	ice38a0d.dll!IceInternal::ServantManager::dispatch(Ice::IncomingRequest & request, std::function<void __cdecl(Ice::OutgoingResponse)> sendResponse) Line 486	C++
 	ice38a0d.dll!IceInternal::LoggerMiddleware::dispatch(Ice::IncomingRequest & request, std::function<void __cdecl(Ice::OutgoingResponse)> sendResponse) Line 29	C++
 	ice38a0d.dll!Ice::ConnectionI::dispatchAll(Ice::InputStream & stream, int requestCount, int requestId, unsigned char compress, const std::shared_ptr<Ice::ObjectAdapterI> & adapter) Line 3454	C++
 	ice38a0d.dll!Ice::ConnectionI::parseMessage::__l26::<lambda_1>::operator()(Ice::InputStream & messageStream) Line 3253	C++
 	ice38a0d.dll!std::invoke<`Ice::ConnectionI::parseMessage'::`26'::<lambda_1> &,Ice::InputStream &>(Ice::ConnectionI::parseMessage::__l26::<lambda_1> & _Obj, Ice::InputStream & _Arg1) Line 1734	C++
 	ice38a0d.dll!std::_Func_impl_no_alloc<`Ice::ConnectionI::parseMessage'::`26'::<lambda_1>,bool,Ice::InputStream &>::_Do_call(Ice::InputStream & <_Args_0>) Line 878	C++
 	ice38a0d.dll!std::_Func_class<bool,Ice::InputStream &>::operator()(Ice::InputStream & <_Args_0>) Line 921	C++
 	ice38a0d.dll!Ice::ConnectionI::upcall(std::function<void __cdecl(std::shared_ptr<Ice::ConnectionI>)> connectionStartCompleted, const std::vector<Ice::ConnectionI::OutgoingMessage,std::allocator<Ice::ConnectionI::OutgoingMessage>> & sentCBs, std::function<bool __cdecl(Ice::InputStream &)> messageUpcall, Ice::InputStream & messageStream) Line 1532	C++
 	ice38a0d.dll!Ice::ConnectionI::message(IceInternal::ThreadPoolCurrent & current) Line 1461	C++
 	ice38a0d.dll!IceInternal::ThreadPool::run(const std::shared_ptr<IceInternal::ThreadPool::EventHandlerThread> & thread) Line 723	C++
 	ice38a0d.dll!IceInternal::ThreadPool::EventHandlerThread::run() Line 1080	C++
 	ice38a0d.dll!std::invoke<void (__cdecl IceInternal::ThreadPool::EventHandlerThread::*)(void),IceInternal::ThreadPool::EventHandlerThread *>(void(IceInternal::ThreadPool::EventHandlerThread::*)() && _Obj, IceInternal::ThreadPool::EventHandlerThread * && _Arg1) Line 1720	C++
 	ice38a0d.dll!std::thread::_Invoke<std::tuple<void (__cdecl IceInternal::ThreadPool::EventHandlerThread::*)(void),IceInternal::ThreadPool::EventHandlerThread *>,0,1>(void * _RawVals) Line 61	C++
 	ucrtbased.dll!00007ffa74543010()	Unknown
 	kernel32.dll!00007ffac3167374()	Unknown
 	ntdll.dll!00007ffac49dcc91()	Unknown

[pepone]

Main thread stack:

 	ntdll.dll!00007ffac4a30f24()	Unknown
 	ntdll.dll!00007ffac49b9205()	Unknown
 	msvcp140d.dll!00007ffa83be2c63()	Unknown
 	msvcp140d.dll!00007ffa83be29d5()	Unknown
 	datastorm38a0d.dll!std::_Mutex_base::lock() Line 52	C++
 	datastorm38a0d.dll!std::lock_guard<std::mutex>::lock_guard<std::mutex>(std::mutex & _Mtx) Line 454	C++
 	datastorm38a0d.dll!DataStormI::TopicReaderI::createFiltered(const std::shared_ptr<DataStormI::Filter> & filter, const std::string & name, DataStorm::ReaderConfig config, const std::string & sampleFilterName, std::vector<enum std::byte,std::allocator<enum std::byte>> sampleFilterCriteria) Line 881	C++
 	reader.exe!DataStorm::FilteredKeyReader<std::string,std::string,std::string>::FilteredKeyReader<std::string,std::string,std::string><std::string,std::vector<enum DataStorm::SampleEvent,std::allocator<enum DataStorm::SampleEvent>>>(const DataStorm::Topic<std::string,std::string,std::string> & topic, const DataStorm::Filter<std::string> & keyFilter, const DataStorm::Filter<std::vector<enum DataStorm::SampleEvent,std::allocator<enum DataStorm::SampleEvent>>> & sampleFilter, const std::string & name, const DataStorm::ReaderConfig & config) Line 1546	C++
 	reader.exe!DataStorm::makeFilteredKeyReader<std::string,std::vector<enum DataStorm::SampleEvent,std::allocator<enum DataStorm::SampleEvent>>,std::string,std::string,std::string>(const DataStorm::Topic<std::string,std::string,std::string> & topic, const DataStorm::Filter<std::string> & keyFilter, const DataStorm::Filter<std::vector<enum DataStorm::SampleEvent,std::allocator<enum DataStorm::SampleEvent>>> & sampleFilter, const std::string & name, const DataStorm::ReaderConfig & config) Line 1023	C++
>	reader.exe!main(int argc, char * * argv) Line 341	C++
 	reader.exe!invoke_main() Line 79	C++
 	reader.exe!__scrt_common_main_seh() Line 288	C++
 	reader.exe!__scrt_common_main() Line 331	C++
 	reader.exe!mainCRTStartup(void * __formal) Line 17	C++
 	kernel32.dll!00007ffac3167374()	Unknown
 	ntdll.dll!00007ffac49dcc91()	Unknown

ice/cpp/test/DataStorm/events/Reader.cpp

Lines 341 to 346 in a4f3760

	auto reader13 = makeFilteredKeyReader(
	topic,
	Filter<string>("_regex", "elem[1]"),
	Filter<SampleEventSeq>("_event", SampleEventSeq{SampleEvent::Remove}),
	"",
	config);

Which correspond with

[pepone]

Got another similar crash with the same test, after 11625 iterations

Unhandled exception thrown: read access violation.
this->**_Rep** was 0xFFFFFFFFFFFFFFDF.

 	reader.exe!std::basic_regex<char,std::regex_traits<char>>::flags() Line 1980	C++
 	reader.exe!std::_Regex_match1<char const *,std::allocator<std::sub_match<char const *>>,char,std::regex_traits<char>,char const *>(const char * _First, const char * _Last, std::match_results<char const *,std::allocator<std::sub_match<char const *>>> * _Matches, const std::basic_regex<char,std::regex_traits<char>> & _Re, std::regex_constants::match_flag_type _Flgs, bool _Full) Line 2163	C++
 	reader.exe!std::regex_match<std::char_traits<char>,std::allocator<char>,char,std::regex_traits<char>>(const std::string & _Str, const std::basic_regex<char,std::regex_traits<char>> & _Re, std::regex_constants::match_flag_type _Flgs) Line 2222	C++
 	reader.exe!DataStorm::makeRegexFilter::__l2::<lambda_1>::()::__l2::<lambda_1>::operator()(const std::string & value) Line 1831	C++
 	reader.exe!std::invoke<``DataStorm::makeRegexFilter<std::string>'::`2'::<lambda_1>::operator()'::`2'::<lambda_1> &,std::string const &>(DataStorm::makeRegexFilter::__l2::<lambda_1>::()::__l2::<lambda_1> & _Obj, const std::string & _Arg1) Line 1734	C++
 	reader.exe!std::_Func_impl_no_alloc<``DataStorm::makeRegexFilter<std::string>'::`2'::<lambda_1>::operator()'::`2'::<lambda_1>,bool,std::string const &>::_Do_call(const std::string & <_Args_0>) Line 878	C++
 	reader.exe!std::_Func_class<bool,std::string const &>::operator()(const std::string & <_Args_0>) Line 921	C++
 	reader.exe!DataStormI::FilterT<std::string,DataStormI::KeyT<std::string>>::match(const std::shared_ptr<DataStormI::Filterable> & value) Line 428	C++
>	datastorm38a0d.dll!DataStormI::TopicI::attachElements(__int64 topicId, const std::vector<DataStormContract::ElementSpec,std::allocator<DataStormContract::ElementSpec>> & elements, const std::shared_ptr<DataStormI::SessionI> & session, DataStormContract::SessionPrx prx, const std::chrono::time_point<std::chrono::system_clock,std::chrono::duration<__int64,std::ratio<1,10000000>>> & now) Line 390	C++
 	datastorm38a0d.dll!DataStormI::SessionI::attachElements::__l2::<lambda_1>::operator()(DataStormI::TopicI * topic, DataStormI::SessionI::TopicSubscriber & subscriber, DataStormI::SessionI::TopicSubscribers & __formal) Line 330	C++
 	datastorm38a0d.dll!std::invoke<`DataStormI::SessionI::attachElements'::`2'::<lambda_1> &,DataStormI::TopicI *,DataStormI::SessionI::TopicSubscriber &,DataStormI::SessionI::TopicSubscribers &>(DataStormI::SessionI::attachElements::__l2::<lambda_1> & _Obj, DataStormI::TopicI * && _Arg1, DataStormI::SessionI::TopicSubscriber & <_Args2_0>, DataStormI::SessionI::TopicSubscribers & <_Args2_1>) Line 1714	C++
 	datastorm38a0d.dll!std::_Func_impl_no_alloc<`DataStormI::SessionI::attachElements'::`2'::<lambda_1>,void,DataStormI::TopicI *,DataStormI::SessionI::TopicSubscriber &,DataStormI::SessionI::TopicSubscribers &>::_Do_call(DataStormI::TopicI * && <_Args_0>, DataStormI::SessionI::TopicSubscriber & <_Args_1>, DataStormI::SessionI::TopicSubscribers & <_Args_2>) Line 874	C++
 	datastorm38a0d.dll!std::_Func_class<void,DataStormI::TopicI *,DataStormI::SessionI::TopicSubscriber &,DataStormI::SessionI::TopicSubscribers &>::operator()(DataStormI::TopicI * <_Args_0>, DataStormI::SessionI::TopicSubscriber & <_Args_1>, DataStormI::SessionI::TopicSubscribers & <_Args_2>) Line 920	C++
 	datastorm38a0d.dll!DataStormI::SessionI::runWithTopics(__int64 id, std::function<void __cdecl(DataStormI::TopicI *,DataStormI::SessionI::TopicSubscriber &,DataStormI::SessionI::TopicSubscribers &)> fn) Line 1210	C++
 	datastorm38a0d.dll!DataStormI::SessionI::attachElements(__int64 id, std::vector<DataStormContract::ElementSpec,std::allocator<DataStormContract::ElementSpec>> elements, bool initialize, const Ice::Current & __formal) Line 316	C++
 	datastorm38a0d.dll!DataStormContract::Session::_iceD_attachElements(Ice::IncomingRequest & request, std::function<void __cdecl(Ice::OutgoingResponse)> sendResponse) Line 826	C++
 	datastorm38a0d.dll!DataStormContract::SubscriberSession::dispatch(Ice::IncomingRequest & request, std::function<void __cdecl(Ice::OutgoingResponse)> sendResponse) Line 1174	C++
 	datastorm38a0d.dll!`anonymous namespace'::DispatchInterceptorI::dispatch(Ice::IncomingRequest & request, std::function<void __cdecl(Ice::OutgoingResponse)> sendResponse) Line 32	C++
 	ice38a0d.dll!IceInternal::ServantManager::dispatch(Ice::IncomingRequest & request, std::function<void __cdecl(Ice::OutgoingResponse)> sendResponse) Line 486	C++
 	ice38a0d.dll!IceInternal::LoggerMiddleware::dispatch(Ice::IncomingRequest & request, std::function<void __cdecl(Ice::OutgoingResponse)> sendResponse) Line 29	C++
 	ice38a0d.dll!Ice::ConnectionI::dispatchAll(Ice::InputStream & stream, int requestCount, int requestId, unsigned char compress, const std::shared_ptr<Ice::ObjectAdapterI> & adapter) Line 3454	C++
 	ice38a0d.dll!Ice::ConnectionI::parseMessage::__l26::<lambda_1>::operator()(Ice::InputStream & messageStream) Line 3253	C++
 	ice38a0d.dll!std::invoke<`Ice::ConnectionI::parseMessage'::`26'::<lambda_1> &,Ice::InputStream &>(Ice::ConnectionI::parseMessage::__l26::<lambda_1> & _Obj, Ice::InputStream & _Arg1) Line 1734	C++
 	ice38a0d.dll!std::_Func_impl_no_alloc<`Ice::ConnectionI::parseMessage'::`26'::<lambda_1>,bool,Ice::InputStream &>::_Do_call(Ice::InputStream & <_Args_0>) Line 878	C++
 	ice38a0d.dll!std::_Func_class<bool,Ice::InputStream &>::operator()(Ice::InputStream & <_Args_0>) Line 921	C++
 	ice38a0d.dll!Ice::ConnectionI::upcall(std::function<void __cdecl(std::shared_ptr<Ice::ConnectionI>)> connectionStartCompleted, const std::vector<Ice::ConnectionI::OutgoingMessage,std::allocator<Ice::ConnectionI::OutgoingMessage>> & sentCBs, std::function<bool __cdecl(Ice::InputStream &)> messageUpcall, Ice::InputStream & messageStream) Line 1532	C++
 	ice38a0d.dll!Ice::ConnectionI::message(IceInternal::ThreadPoolCurrent & current) Line 1461	C++
 	ice38a0d.dll!IceInternal::ThreadPool::run(const std::shared_ptr<IceInternal::ThreadPool::EventHandlerThread> & thread) Line 723	C++
 	ice38a0d.dll!IceInternal::ThreadPool::EventHandlerThread::run() Line 1080	C++
 	ice38a0d.dll!std::invoke<void (__cdecl IceInternal::ThreadPool::EventHandlerThread::*)(void),IceInternal::ThreadPool::EventHandlerThread *>(void(IceInternal::ThreadPool::EventHandlerThread::*)() && _Obj, IceInternal::ThreadPool::EventHandlerThread * && _Arg1) Line 1720	C++
 	ice38a0d.dll!std::thread::_Invoke<std::tuple<void (__cdecl IceInternal::ThreadPool::EventHandlerThread::*)(void),IceInternal::ThreadPool::EventHandlerThread *>,0,1>(void * _RawVals) Line 61	C++
 	ucrtbased.dll!00007ffa80d43010()	Unknown
 	kernel32.dll!00007ffac3167374()	Unknown
 	ntdll.dll!00007ffac49dcc91()	Unknown