[webkit-efl] Accessibility related crashes on the bots

Thiago Marcos P. Santos tmpsantos at gmail.com
Tue Dec 18 08:47:20 PST 2012


Hi WebKit-EFL,

We have been experiencing some flaky crashes on the bots. Help from
people with working on this area is very appreciated.

The stack trace is always as follows:

crash log for WebProcess (pid <unknown>):
STDOUT: <empty>
STDERR: 1   0x7f1f6a3eb318
STDERR: 2   0x7f1f6ac5e4a0
STDERR: 3   0x7f1f69318979
WebCore::AccessibilityRenderObject::remoteSVGRootElement() const
STDERR: 4   0x7f1f69318a79
WebCore::AccessibilityRenderObject::detachRemoteSVGRoot()
STDERR: 5   0x7f1f69318aa1 WebCore::AccessibilityRenderObject::detach()
STDERR: 6   0x7f1f692f621a WebCore::AXObjectCache::~AXObjectCache()
STDERR: 7   0x7f1f69478bb5 WebCore::Document::clearAXObjectCache()
STDERR: 8   0x7f1f69486940 WebCore::Document::detach()
STDERR: 9   0x7f1f698f121c
WebCore::Frame::setView(WTF::PassRefPtr<WebCore::FrameView>)
STDERR: 10  0x7f1f698f355b WebCore::Frame::createView(WebCore::IntSize
const&, WebCore::Color const&, bool, WebCore::IntSize const&,
WebCore::IntRect const&, bool, WebCore::ScrollbarMode, bool,
WebCore::ScrollbarMode, bool)
STDERR: 11  0x7f1f6b491e3d
WebKit::WebFrameLoaderClient::transitionToCommittedForNewPage()
STDERR: 12  0x7f1f69826776
WebCore::FrameLoader::transitionToCommitted(WTF::PassRefPtr<WebCore::CachedPage>)
STDERR: 13  0x7f1f69828da7 WebCore::FrameLoader::commitProvisionalLoad()
STDERR: 14  0x7f1f69809219 WebCore::DocumentLoader::finishedLoading()
STDERR: 15  0x7f1f6980dad2 WebCore::DocumentLoader::maybeLoadEmpty()
STDERR: 16  0x7f1f6980dcb8 WebCore::DocumentLoader::startLoadingMainResource()
STDERR: 17  0x7f1f69829720
WebCore::FrameLoader::continueLoadAfterNavigationPolicy(WebCore::ResourceRequest
const&, WTF::PassRefPtr<WebCore::FormState>, bool)
STDERR: 18  0x7f1f6982975d
WebCore::FrameLoader::callContinueLoadAfterNavigationPolicy(void*,
WebCore::ResourceRequest const&, WTF::PassRefPtr<WebCore::FormState>,
bool)
STDERR: 19  0x7f1f69841428 WebCore::PolicyCallback::call(bool)
STDERR: 20  0x7f1f698461d2
WebCore::PolicyChecker::continueAfterNavigationPolicy(WebCore::PolicyAction)
STDERR: 21  0x7f1f6b499a24
WebKit::WebFrameLoaderClient::dispatchDecidePolicyForNavigationAction(void
(WebCore::PolicyChecker::*)(WebCore::PolicyAction),
WebCore::NavigationAction const&, WebCore::ResourceRequest const&,
WTF::PassRefPtr<WebCore::FormState>)
STDERR: 22  0x7f1f698481d0
WebCore::PolicyChecker::checkNavigationPolicy(WebCore::ResourceRequest
const&, WebCore::DocumentLoader*, WTF::PassRefPtr<WebCore::FormState>,
void (*)(void*, WebCore::ResourceRequest const&,
WTF::PassRefPtr<WebCore::FormState>, bool), void*)
STDERR: 23  0x7f1f69829c29
WebCore::FrameLoader::loadWithDocumentLoader(WebCore::DocumentLoader*,
WebCore::FrameLoadType, WTF::PassRefPtr<WebCore::FormState>)
STDERR: 24  0x7f1f6982a555 WebCore::FrameLoader::load(WebCore::DocumentLoader*)
STDERR: 25  0x7f1f6982df0b
WebCore::FrameLoader::load(WebCore::FrameLoadRequest const&)
STDERR: 26  0x7f1f6b4b6cb6
WebKit::WebPage::loadURLRequest(WebCore::ResourceRequest const&,
WebKit::SandboxExtension::Handle const&)
STDERR: 27  0x7f1f6b4b717b WebKit::WebPage::loadURL(WTF::String
const&, WebKit::SandboxExtension::Handle const&)
STDERR: 28  0x7f1f6b52f120
WebKit::WebPage::didReceiveWebPageMessage(CoreIPC::Connection*,
CoreIPC::MessageID, CoreIPC::MessageDecoder&)
STDERR: 29  0x7f1f6b3569c8
CoreIPC::MessageReceiverMap::dispatchMessage(CoreIPC::Connection*,
CoreIPC::MessageID, CoreIPC::MessageDecoder&)
STDERR: 30  0x7f1f6b43b79c
WebKit::WebProcess::didReceiveMessage(CoreIPC::Connection*,
CoreIPC::MessageID, CoreIPC::MessageDecoder&)
STDERR: 31  0x7f1f6b353166
CoreIPC::Connection::dispatchMessage(CoreIPC::Connection::Message<CoreIPC::MessageDecoder>&)

Br,


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