RESOLVED FIXED 102454
Crash at WebCore::PluginData::pluginFileForMimeType const + 38 
https://bugs.webkit.org/show_bug.cgi?id=102454
Summary Crash at WebCore::PluginData::pluginFileForMimeType const + 38
Jer Noble
Reported 2012-11-15 18:30:54 PST
Crash at WebCore::PluginData::pluginFileForMimeType const + 38
Attachments
Patch (1.58 KB, patch)
2012-11-15 18:38 PST, Jer Noble 		no flags
DetailsFormatted DiffDiff
View All Add attachment proposed patch, testcase, etc.
Jer Noble
Comment 1 2012-11-15 18:31:32 PST
Using WebKit nightly builds 8537.16. * BACKTRACE ('>' indicates stack frame used for CrashTracer aggregation) > 1 com.apple.WebCore 0x102797286 WebCore::PluginData::pluginFileForMimeType(WTF::String const&) const + 0x26 2 com.apple.WebCore 0x102a1862c WebCore::logPluginRequest(WebCore::Page*, WTF::String const&, WTF::String const&, bool) + 0x19c 3 com.apple.WebCore 0x102a18422 WebCore::SubframeLoader::requestObject(WebCore::HTMLPlugInImageElement*, WTF::String const&, WTF::AtomicString const&, WTF::String const&, WTF::Vector<WTF::String, 0ul> const&, WTF::Vector<WTF::String, 0ul> const&) + 0x212 4 com.apple.WebCore 0x1022a87b5 WebCore::HTMLObjectElement::updateWidget(WebCore::PluginCreationOption) + 0x2b5 5 com.apple.WebCore 0x101f3dab9 WebCore::ContainerNode::dispatchPostAttachCallbacks() + 0x49 6 com.apple.WebCore 0x101f3d9e0 WebCore::ContainerNode::resumePostAttachCallbacks() + 0x30 7 com.apple.WebCore 0x10202c55b WebCore::Document::recalcStyle(WebCore::Node::StyleChange) + 0x34b 8 com.apple.WebCore 0x102028d1c WebCore::Document::updateStyleIfNeeded() + 0x4c 9 com.apple.WebCore 0x102034486 WebCore::Document::finishedParsing() + 0x146 10 com.apple.WebCore 0x1022625de WebCore::HTMLDocumentParser::prepareToStopParsing() + 0x9e 11 com.apple.WebCore 0x102263177 WebCore::HTMLDocumentParser::notifyFinished(WebCore::CachedResource*) + 0x57 12 com.apple.WebCore 0x101efd48d WebCore::CachedResource::checkNotify() + 0x5d 13 com.apple.WebCore 0x102a19b0f WebCore::SubresourceLoader::didFinishLoading(double) + 0x8f 14 com.apple.Foundation 0x7fff89944f58 __65-[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:]_block_invoke_0 + 0x1c 15 com.apple.Foundation 0x7fff89944e9c -[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:] + 0xe3 16 com.apple.Foundation 0x7fff89944d98 -[NSURLConnectionInternal _withActiveConnectionAndDelegate:] + 0x3f 17 com.apple.CFNetwork 0x7fff87b07f01 ___delegate_didFinishLoading_block_invoke_0 + 0x28 18 com.apple.CFNetwork 0x7fff87afa3ca ___withDelegateAsync_block_invoke_0 + 0x5a 19 com.apple.CFNetwork 0x7fff87b8a56a __block_global_1 + 0x1c 20 com.apple.CoreFoundation 0x7fff911a4724 CFArrayApplyFunction + 0x44 21 com.apple.CFNetwork 0x7fff87aeb554 RunloopBlockContext::perform() + 0x7c 22 com.apple.CFNetwork 0x7fff87aeb42b MultiplexerSource::perform() + 0xdd 23 com.apple.CoreFoundation 0x7fff91186101 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 0x11 24 com.apple.CoreFoundation 0x7fff91185a25 __CFRunLoopDoSources0 + 0xf5 25 com.apple.CoreFoundation 0x7fff911a8dc5 __CFRunLoopRun + 0x315 26 com.apple.CoreFoundation 0x7fff911a86b2 CFRunLoopRunSpecific + 0x122 27 com.apple.HIToolbox 0x7fff90ea10a4 RunCurrentEventLoopInMode + 0xd1 28 com.apple.HIToolbox 0x7fff90ea0e42 ReceiveNextEventCommon + 0x164 29 com.apple.HIToolbox 0x7fff90ea0cd3 BlockUntilNextEventMatchingListInMode + 0x3e 30 com.apple.AppKit 0x7fff919b0613 _DPSNextEvent + 0x2ad 31 com.apple.AppKit 0x7fff919afed2 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 0x80 32 com.apple.AppKit 0x7fff919a7283 -[NSApplication run] + 0x205 33 com.apple.WebCore 0x102939033 WebCore::RunLoop::run() + 0x43 34 com.apple.WebKit2 0x1017accce WebKit::WebProcessMain(WebKit::CommandLine const&) + 0xbe4 35 com.apple.WebKit2 0x1017532eb WebKitMain + 0x12b 36 com.apple.WebProcess 0x101671e7b main + 0xd6 37 libdyld.dylib 0x7fff8bcf77e1 start + 0x1
Jer Noble
Comment 2 2012-11-15 18:32:01 PST
Crash occurs when Safari's "Enable Plugins" setting is disabled.
Jer Noble
Comment 3 2012-11-15 18:32:07 PST
<rdar://problem/12683850>
Jer Noble
Comment 4 2012-11-15 18:38:47 PST
Created attachment 174587 [details] Patch
Ryosuke Niwa
Comment 5 2012-11-15 19:49:17 PST
Unfortunately, I cannot reproduce the crash anymore. Something must have changed :/
Jer Noble
Comment 6 2012-11-15 22:36:56 PST
Committed r134903: <http://trac.webkit.org/changeset/134903>
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