[Webkit-unassigned] [Bug 107782] New: SymbolTableEntry::FatEntry is leaky

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=107782

           Summary: SymbolTableEntry::FatEntry is leaky
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: rniwa at webkit.org
                CC: ggaren at apple.com, barraclough at apple.com
            Blocks: 106716


http://build.webkit.org/LeaksViewer/?url=%2Fresults%2FApple%20MountainLion%20%28Leaks%29%2Fr140529%20%282594%29%2F

Sample stack trace (backwards):

-[WebCoreResourceHandleAsDelegate connectionDidFinishLoading:] ResourceHandleMac.mm:823
WebCore::ResourceLoader::didFinishLoading(WebCore::ResourceHandle*, double) ResourceLoader.cpp:458
WebCore::SubresourceLoader::didFinishLoading(double) SubresourceLoader.cpp:278
WebCore::CachedScript::data(WTF::PassRefPtr<WebCore::ResourceBuffer>, bool) CachedScript.cpp:91
WebCore::CachedResource::checkNotify() CachedResource.cpp:336
non-virtual thunk to WebCore::HTMLDocumentParser::notifyFinished(WebCore::CachedResource*)
WebCore::HTMLDocumentParser::notifyFinished(WebCore::CachedResource*) HTMLDocumentParser.cpp:706
WebCore::HTMLScriptRunner::executeScriptsWaitingForLoad(WebCore::CachedResource*) HTMLScriptRunner.cpp:200
WebCore::HTMLScriptRunner::executeParsingBlockingScripts() HTMLScriptRunner.cpp:190
WebCore::HTMLScriptRunner::executeParsingBlockingScript() HTMLScriptRunner.cpp:118
WebCore::HTMLScriptRunner::executePendingScriptAndDispatchEvent(WebCore::PendingScript&) HTMLScriptRunner.cpp:139
WebCore::ScriptElement::executeScript(WebCore::ScriptSourceCode const&) ScriptElement.cpp:304
WebCore::ScriptController::evaluate(WebCore::ScriptSourceCode const&) ScriptController.cpp:158
WebCore::ScriptController::evaluateInWorld(WebCore::ScriptSourceCode const&, WebCore::DOMWrapperWorld*) ScriptController.cpp:141
WebCore::JSMainThreadExecState::evaluate(JSC::ExecState*, JSC::SourceCode const&, JSC::JSValue, JSC::JSValue*) JSMainThreadExecState.h:77
JSC::evaluate(JSC::ExecState*, JSC::SourceCode const&, JSC::JSValue, JSC::JSValue*) Completion.cpp:76
JSC::Interpreter::execute(JSC::ProgramExecutable*, JSC::ExecState*, JSC::JSObject*) Interpreter.cpp:955
JSC::ProgramExecutable::initializeGlobalProperties(JSC::JSGlobalData&, JSC::ExecState*, JSC::JSScope*) Executable.cpp:405
JSC::ProgramExecutable::addGlobalVar(JSC::JSGlobalObject*, JSC::Identifier const&, JSC::ProgramExecutable::ConstantMode, JSC::ProgramExecutable::FunctionMode) Executable.cpp:368
JSC::SymbolTableEntry::attemptToWatch() SymbolTable.cpp:71
WTF::RefCounted<JSC::WatchpointSet>::operator new(unsigned long) RefCounted.h:197
WTF::fastMalloc(unsigned long) FastMalloc.cpp:274
malloc
malloc_zone_malloc 
Leak: 0x7f9cbb4af310  size=16  zone: DefaultMallocZone_0x10b4af000  "y"

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