136973 2014-09-19 19:26:11 -0700 Lots of small fastStrDup leaks seen under TextCodec registration 2014-09-19 19:35:49 -0700 1 1 1 Unclassified WebKit WebCore Misc. 528+ (Nightly build) Unspecified Unspecified RESOLVED DUPLICATE 118505 P2 Normal --- 1 joepeck webkit-unassigned ap oldest_to_newest 1036271 0 joepeck 2014-09-19 19:26:11 -0700 We are seeing a bunch of small fastStrDup leaks on the leaks bots: <http://build.webkit.org/builders/Apple%20MountainLion%20%28Leaks%29/builds/11637/steps/layout-test/logs/stdio> For example: Call stack: [thread 0x7fff782d9180]: | 0x2 | start | main DumpRenderTreeMain.mm:30 | DumpRenderTreeMain(int, char const**) DumpRenderTree.mm:1295 | dumpRenderTree(int, char const**) DumpRenderTree.mm:1164 | runTestingServerLoop() DumpRenderTree.mm:1073 | runTest(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&) DumpRenderTree.mm:1853 | 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 | _NSURLConnectionDidReceiveDataArray | -[NSURLConnectionInternal _withActiveConnectionAndDelegate:] | -[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:] | __65-[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:]_block_invoke_0 | -[WebCoreResourceHandleAsDelegate connection:didReceiveDataArray:] WebCoreResourceHandleAsDelegate.mm:200 | WebCore::ResourceLoader::didReceiveBuffer(WebCore::ResourceHandle*, WTF::PassRefPtr<WebCore::SharedBuffer>, int) ResourceLoader.cpp:506 | WebCore::SubresourceLoader::didReceiveBuffer(WTF::PassRefPtr<WebCore::SharedBuffer>, long long, WebCore::DataPayloadType) SubresourceLoader.cpp:258 | WebCore::SubresourceLoader::didReceiveDataOrBuffer(char const*, int, WTF::PassRefPtr<WebCore::SharedBuffer>, long long, WebCore::DataPayloadType) SubresourceLoader.cpp:277 | WebCore::CachedRawResource::addDataBuffer(WebCore::ResourceBuffer*) CachedRawResource.cpp:72 | WebCore::CachedRawResource::notifyClientsDataWasReceived(char const*, unsigned int) CachedRawResource.cpp:117 | WebCore::DocumentLoader::dataReceived(WebCore::CachedResource*, char const*, int) DocumentLoader.cpp:891 | WebCore::DocumentLoader::commitLoad(char const*, int) DocumentLoader.cpp:771 | WebFrameLoaderClient::committedLoad(WebCore::DocumentLoader*, char const*, int) WebFrameLoaderClient.mm:988 | -[WebDataSource(WebInternal) _receivedData:] WebDataSource.mm:252 | -[WebHTMLRepresentation receivedData:withDataSource:] WebHTMLRepresentation.mm:191 | -[WebFrame(WebInternal) _commitData:] WebFrame.mm:1002 | WebCore::DocumentLoader::commitData(char const*, unsigned long) DocumentLoader.cpp:846 | WebCore::DocumentWriter::addData(char const*, unsigned long) DocumentWriter.cpp:224 | WebCore::DecodedDataDocumentParser::appendBytes(WebCore::DocumentWriter&, char const*, unsigned long) DecodedDataDocumentParser.cpp:45 | WebCore::TextResourceDecoder::decode(char const*, unsigned long) TextResourceDecoder.cpp:603 | WebCore::TextResourceDecoder::checkForBOM(char const*, unsigned long) TextResourceDecoder.cpp:437 | WebCore::UTF32BigEndianEncoding() TextEncoding.cpp:208 | WebCore::TextEncoding::TextEncoding(char const*) TextEncoding.cpp:51 | WebCore::TextEncoding::TextEncoding(char const*) TextEncoding.cpp:48 | WebCore::atomicCanonicalTextEncodingName(char const*) TextEncodingRegistry.cpp:320 | WebCore::extendTextCodecMaps() TextEncodingRegistry.cpp:284 | WebCore::TextCodecICU::registerCodecs(void (*)(char const*, WTF::PassOwnPtr<WebCore::TextCodec> (*)(WebCore::TextEncoding const&, void const*), void const*)) TextCodecICU.cpp:247 | WTF::fastStrDup(char const*) FastMalloc.cpp:215 | WTF::fastMalloc(unsigned long) FastMalloc.cpp:282 | malloc | malloc_zone_malloc 1036277 1 ap 2014-09-19 19:35:49 -0700 *** This bug has been marked as a duplicate of bug 118505 ***