[Webkit-unassigned] [Bug 118505] New: Leak: TextCodecICU::registerCodecs is leaking

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Tue Jul 9 07:01:52 PDT 2013 

https://bugs.webkit.org/show_bug.cgi?id=118505

           Summary: Leak: TextCodecICU::registerCodecs is leaking
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: UNCONFIRMED
          Severity: Normal
          Priority: P2
         Component: Text
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: brian.holt at samsung.com


In Source/WebCore/platform/text/TextCodecICU.cpp:215

Leaks found using the "--leak" option in the Gtk port:

Command: /home/likewise-open/SERILOCAL/brian.holt/Code/gnome3/WebKit/WebKitBuild/Debug/Programs/DumpRenderTree -
Leak_DefinitelyLost
70 bytes in 7 blocks are definitely lost in loss record 10,235 of 17,061
    malloc (/usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
    WTF::fastMalloc(unsigned long) (/WebKitBuild/Debug/../../Source/WTF/wtf/FastMalloc.cpp:286)
    WTF::fastStrDup(char const*) (/WebKitBuild/Debug/../../Source/WTF/wtf/FastMalloc.cpp:219)
    WebCore::TextCodecICU::registerCodecs(void (*)(char const*, WTF::PassOwnPtr<WebCore::TextCodec> (*)(WebCore::TextEncoding const&, void const*), void const*)) (/WebKitBuild/Debug/../../Source/WebCore/platform/text/TextCodecICU.cpp:215)
    WebCore::extendTextCodecMaps() (/WebKitBuild/Debug/../../Source/WebCore/platform/text/TextEncodingRegistry.cpp:293)
    WebCore::atomicCanonicalTextEncodingName(char const*) (/WebKitBuild/Debug/../../Source/WebCore/platform/text/TextEncodingRegistry.cpp:338)
    char const* WebCore::atomicCanonicalTextEncodingName<unsigned char>(unsigned char const*, unsigned long) (/WebKitBuild/Debug/../../Source/WebCore/platform/text/TextEncodingRegistry.cpp:355)
    WebCore::atomicCanonicalTextEncodingName(WTF::String const&) (/WebKitBuild/Debug/../../Source/WebCore/platform/text/TextEncodingRegistry.cpp:364)
    WebCore::TextEncoding::TextEncoding(WTF::String const&) (/WebKitBuild/Debug/../../Source/WebCore/platform/text/TextEncoding.cpp:57)
    WebCore::XMLHttpRequest::didReceiveData(char const*, int) (/WebKitBuild/Debug/../../Source/WebCore/xml/XMLHttpRequest.cpp:1198)
    WebCore::DocumentThreadableLoader::didReceiveData(unsigned long, char const*, int) (/WebKitBuild/Debug/../../Source/WebCore/loader/DocumentThreadableLoader.cpp:299)
    WebCore::DocumentThreadableLoader::loadRequest(WebCore::ResourceRequest const&, WebCore::SecurityCheckPolicy) (/WebKitBuild/Debug/../../Source/WebCore/loader/DocumentThreadableLoader.cpp:426)
    WebCore::DocumentThreadableLoader::DocumentThreadableLoader(WebCore::Document*, WebCore::ThreadableLoaderClient*, WebCore::DocumentThreadableLoader::BlockingBehavior, WebCore::ResourceRequest const&, WebCore::ThreadableLoaderOptions const&) (/WebKitBuild/Debug/../../Source/WebCore/loader/DocumentThreadableLoader.cpp:87)
    WebCore::DocumentThreadableLoader::loadResourceSynchronously(WebCore::Document*, WebCore::ResourceRequest const&, WebCore::ThreadableLoaderClient&, WebCore::ThreadableLoaderOptions const&) (/WebKitBuild/Debug/../../Source/WebCore/loader/DocumentThreadableLoader.cpp:61)
    WebCore::ThreadableLoader::loadResourceSynchronously(WebCore::ScriptExecutionContext*, WebCore::ResourceRequest const&, WebCore::ThreadableLoaderClient&, WebCore::ThreadableLoaderOptions const&) (/WebKitBuild/Debug/../../Source/WebCore/loader/ThreadableLoader.cpp:78)
    WebCore::XMLHttpRequest::createRequest(int&) (/WebKitBuild/Debug/../../Source/WebCore/xml/XMLHttpRequest.cpp:818)
    WebCore::XMLHttpRequest::send(WTF::String const&, int&) (/WebKitBuild/Debug/../../Source/WebCore/xml/XMLHttpRequest.cpp:644)
    WebCore::JSXMLHttpRequest::send(JSC::ExecState*) (/WebKitBuild/Debug/../../Source/WebCore/bindings/js/JSXMLHttpRequestCustom.cpp:133)
    WebCore::jsXMLHttpRequestPrototypeFunctionSend(JSC::ExecState*) (/WebKitBuild/Debug/DerivedSources/WebCore/JSXMLHttpRequest.cpp:643)
    0x3959E0E4 ()
    JSC::JITCode::execute(JSC::JSStack*, JSC::ExecState*, JSC::VM*) (/WebKitBuild/Debug/../../Source/JavaScriptCore/jit/JITCode.h:135)
    JSC::Interpreter::execute(JSC::EvalExecutable*, JSC::ExecState*, JSC::JSValue, JSC::JSScope*) (/WebKitBuild/Debug/../../Source/JavaScriptCore/interpreter/Interpreter.cpp:1286)
    JSC::eval(JSC::ExecState*) (/WebKitBuild/Debug/../../Source/JavaScriptCore/interpreter/Interpreter.cpp:160)
    llint_slow_path_call_eval (/WebKitBuild/Debug/../../Source/JavaScriptCore/llint/LLIntSlowPaths.cpp:1489)
    0x59927D4 (/home/likewise-open/SERILOCAL/brian.holt/Code/gnome3/WebKit/WebKitBuild/Debug/.libs/libjavascriptcoregtk-3.0.so.0.14.1)
    JSC::JITCode::execute(JSC::JSStack*, JSC::ExecState*, JSC::VM*) (/WebKitBuild/Debug/../../Source/JavaScriptCore/jit/JITCode.h:135)
    JSC::Interpreter::execute(JSC::ProgramExecutable*, JSC::ExecState*, JSC::JSObject*) (/WebKitBuild/Debug/../../Source/JavaScriptCore/interpreter/Interpreter.cpp:937)
    JSC::evaluate(JSC::ExecState*, JSC::SourceCode const&, JSC::JSValue, JSC::JSValue*) (/WebKitBuild/Debug/../../Source/JavaScriptCore/runtime/Completion.cpp:83)
    WebCore::JSMainThreadExecState::evaluate(JSC::ExecState*, JSC::SourceCode const&, JSC::JSValue, JSC::JSValue*) (/WebKitBuild/Debug/../../Source/WebCore/bindings/js/JSMainThreadExecState.h:77)
    WebCore::ScriptController::evaluateInWorld(WebCore::ScriptSourceCode const&, WebCore::DOMWrapperWorld*) (/WebKitBuild/Debug/../../Source/WebCore/bindings/js/ScriptController.cpp:142)
    WebCore::ScriptController::evaluate(WebCore::ScriptSourceCode const&) (/WebKitBuild/Debug/../../Source/WebCore/bindings/js/ScriptController.cpp:158)
    WebCore::ScriptElement::executeScript(WebCore::ScriptSourceCode const&) (/WebKitBuild/Debug/../../Source/WebCore/dom/ScriptElement.cpp:316)
    WebCore::ScriptElement::prepareScript(WTF::TextPosition const&, WebCore::ScriptElement::LegacyTypeSupport) (/WebKitBuild/Debug/../../Source/WebCore/dom/ScriptElement.cpp:245)
    WebCore::HTMLScriptRunner::runScript(WebCore::Element*, WTF::TextPosition const&) (/WebKitBuild/Debug/../../Source/WebCore/html/parser/HTMLScriptRunner.cpp:312)
    WebCore::HTMLScriptRunner::execute(WTF::PassRefPtr<WebCore::Element>, WTF::TextPosition const&) (/WebKitBuild/Debug/../../Source/WebCore/html/parser/HTMLScriptRunner.cpp:181)
    WebCore::HTMLDocumentParser::runScriptsForPausedTreeBuilder() (/WebKitBuild/Debug/../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:271)
    WebCore::HTMLDocumentParser::canTakeNextToken(WebCore::HTMLDocumentParser::SynchronousMode, WebCore::PumpSession&) (/WebKitBuild/Debug/../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:290)
    WebCore::HTMLDocumentParser::pumpTokenizer(WebCore::HTMLDocumentParser::SynchronousMode) (/WebKitBuild/Debug/../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:535)
    WebCore::HTMLDocumentParser::pumpTokenizerIfPossible(WebCore::HTMLDocumentParser::SynchronousMode) (/WebKitBuild/Debug/../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:235)
    WebCore::HTMLDocumentParser::resumeParsingAfterScriptExecution() (/WebKitBuild/Debug/../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:896)
Suppression (error hash=#81F7BC2F68C3BF33#):
  For more info on using suppressions see http://dev.chromium.org/developers/tree-sheriffs/sheriff-details-chromium/memory-sheriff#TOC-Suppressing-memory-reports
{
   <insert_a_suppression_name_here>
   Memcheck:Leak
   fun:malloc
   fun:_ZN3WTF10fastMallocEm
   fun:_ZN3WTF10fastStrDupEPKc
   fun:_ZN7WebCore12TextCodecICU14registerCodecsEPFvPKcPFN3WTF10PassOwnPtrINS_9TextCodecEEERKNS_12TextEncodingEPKvESB_E
   fun:_ZN7WebCoreL19extendTextCodecMapsEv
   fun:_ZN7WebCore31atomicCanonicalTextEncodingNameEPKc
   fun:_ZN7WebCore31atomicCanonicalTextEncodingNameIhEEPKcPKT_m
   fun:_ZN7WebCore31atomicCanonicalTextEncodingNameERKN3WTF6StringE
   fun:_ZN7WebCore12TextEncodingC1ERKN3WTF6StringE
   fun:_ZN7WebCore14XMLHttpRequest14didReceiveDataEPKci
   fun:_ZN7WebCore24DocumentThreadableLoader14didReceiveDataEmPKci
   fun:_ZN7WebCore24DocumentThreadableLoader11loadRequestERKNS_15ResourceRequestENS_19SecurityCheckPolicyE
   fun:_ZN7WebCore24DocumentThreadableLoaderC1EPNS_8DocumentEPNS_22ThreadableLoaderClientENS0_16BlockingBehaviorERKNS_15ResourceRequestERKNS_23ThreadableLoaderOptionsE
   fun:_ZN7WebCore24DocumentThreadableLoader25loadResourceSynchronouslyEPNS_8DocumentERKNS_15ResourceRequestERNS_22ThreadableLoaderClientERKNS_23ThreadableLoaderOptionsE
   fun:_ZN7WebCore16ThreadableLoader25loadResourceSynchronouslyEPNS_22ScriptExecutionContextERKNS_15ResourceRequestERNS_22ThreadableLoaderClientERKNS_23ThreadableLoaderOptionsE
   fun:_ZN7WebCore14XMLHttpRequest13createRequestERi
   fun:_ZN7WebCore14XMLHttpRequest4sendERKN3WTF6StringERi
   fun:_ZN7WebCore16JSXMLHttpRequest4sendEPN3JSC9ExecStateE
   fun:_ZN7WebCore37jsXMLHttpRequestPrototypeFunctionSendEPN3JSC9ExecStateE
   obj:*
   fun:_ZN3JSC7JITCode7executeEPNS_7JSStackEPNS_9ExecStateEPNS_2VME
   fun:_ZN3JSC11Interpreter7executeEPNS_14EvalExecutableEPNS_9ExecStateENS_7JSValueEPNS_7JSScopeE
}

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