Bug 106709

Summary:	SVGFontElement is leaked
Product:	WebKit	Reporter:	Ryosuke Niwa <rniwa>
Component:	SVG	Assignee:	Stephen Chenney <schenney>
Status:	RESOLVED DUPLICATE
Severity:	Normal	CC:	eric, pdr, psolanki, zimmermann
Priority:	P2
Version:	528+ (Nightly build)
Hardware:	Unspecified
OS:	Unspecified
Bug Depends on:
Bug Blocks:	106716

Ryosuke Niwa

Reported 2013-01-11 15:32:55 PST

Looking at the leaks bot output, roughly 26% of leaks seem to come from SVGFontElement: http://build.webkit.org/LeaksViewer/?url=%2Fresults%2FApple%20MountainLion%20%28Leaks%29%2Fr139478%20%282325%29%2F

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Pratik Solanki

Comment 1 2013-01-11 15:34:26 PST

Here's an example callstack Call stack: [thread 0x7fff72b57180]: start main DumpRenderTree.mm:932 dumpRenderTree(int, char const**) DumpRenderTree.mm:894 runTestingServerLoop() DumpRenderTree.mm:847 runTest(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&) DumpRenderTree.mm:1382 -[NSRunLoop(NSRunLoop) runMode:beforeDate:] CFRunLoopRunSpecific __CFRunLoopRun __CFRunLoopDoSources0 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ MultiplexerSource::perform() RunloopBlockContext::perform() CFArrayApplyFunction __block_global_1 ___withDelegateAsync_block_invoke_0 ___delegate_didReceiveDataArray_block_invoke_0 _NSURLConnectionDidReceiveData_LengthReceived -[NSURLConnectionInternal _withActiveConnectionAndDelegate:] -[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:] __65-[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:]_block_invoke_0 -[WebCoreResourceHandleAsDelegate connection:didReceiveData:lengthReceived:] ResourceHandleMac.mm:785 WebCore::ResourceLoader::didReceiveData(WebCore::ResourceHandle*, char const*, int, int) ResourceLoader.cpp:452 WebCore::SubresourceLoader::didReceiveData(char const*, int, long long, bool) SubresourceLoader.cpp:226 WebCore::SubresourceLoader::sendDataToResource(char const*, int) SubresourceLoader.cpp:253 WebCore::CachedRawResource::data(WTF::PassRefPtr<WebCore::ResourceBuffer>, bool) CachedRawResource.cpp:70 WebCore::MainResourceLoader::dataReceived(WebCore::CachedResource*, char const*, int) MainResourceLoader.cpp:515 WebCore::DocumentLoader::receivedData(char const*, int) DocumentLoader.cpp:388 WebCore::DocumentLoader::commitLoad(char const*, int) DocumentLoader.cpp:319 WebFrameLoaderClient::committedLoad(WebCore::DocumentLoader*, char const*, int) WebFrameLoaderClient.mm:846 -[WebDataSource(WebInternal) _receivedData:] WebDataSource.mm:215 -[WebHTMLRepresentation receivedData:withDataSource:] WebHTMLRepresentation.mm:186 -[WebFrame(WebInternal) _commitData:] WebFrame.mm:826 WebCore::DocumentLoader::commitData(char const*, unsigned long) DocumentLoader.cpp:357 WebCore::DocumentWriter::addData(char const*, unsigned long) DocumentWriter.cpp:222 WebCore::DecodedDataDocumentParser::appendBytes(WebCore::DocumentWriter*, char const*, unsigned long) DecodedDataDocumentParser.cpp:50 WebCore::HTMLDocumentParser::append(WebCore::SegmentedString const&) HTMLDocumentParser.cpp:370 WebCore::HTMLDocumentParser::pumpTokenizerIfPossible(WebCore::HTMLDocumentParser::SynchronousMode) HTMLDocumentParser.cpp:181 WebCore::HTMLDocumentParser::pumpTokenizer(WebCore::HTMLDocumentParser::SynchronousMode) HTMLDocumentParser.cpp:277 WebCore::HTMLTreeBuilder::constructTreeFromToken(WebCore::HTMLToken&) HTMLTreeBuilder.cpp:379 WebCore::HTMLTreeBuilder::constructTreeFromAtomicToken(WebCore::AtomicHTMLToken*) HTMLTreeBuilder.cpp:396 WebCore::HTMLTreeBuilder::processTokenInForeignContent(WebCore::AtomicHTMLToken*) HTMLTreeBuilder.cpp:2853 WebCore::HTMLConstructionSite::insertForeignElement(WebCore::AtomicHTMLToken*, WTF::AtomicString const&) HTMLConstructionSite.cpp:458 WebCore::HTMLConstructionSite::createElement(WebCore::AtomicHTMLToken*, WTF::AtomicString const&) HTMLConstructionSite.cpp:513 WebCore::Document::createElement(WebCore::QualifiedName const&, bool) Document.cpp:1109 WebCore::SVGElementFactory::createSVGElement(WebCore::QualifiedName const&, WebCore::Document*, bool) SVGElementFactory.cpp:640 WebCore::fontConstructor(WebCore::QualifiedName const&, WebCore::Document*, bool) SVGElementFactory.cpp:339 WebCore::SVGFontElement::create(WebCore::QualifiedName const&, WebCore::Document*) SVGFontElement.cpp:58 WTF::fastMalloc(unsigned long) FastMalloc.cpp:274 malloc malloc_zone_malloc

Stephen Chenney

Comment 2 2013-01-17 08:58:29 PST

Duplicate of https://bugs.webkit.org/show_bug.cgi?id=66438 *** This bug has been marked as a duplicate of bug 66438 ***

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