Bug 105879 - ASSERTION FAILED: !m_hasAXObject in RenderObject destructor
Summary: ASSERTION FAILED: !m_hasAXObject in RenderObject destructor
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: WebCore Misc. (show other bugs)
Version: 528+ (Nightly build)
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Nobody
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2012-12-30 23:46 PST by Chris Dumez
Modified: 2013-01-01 20:58 PST (History)
6 users (show)

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Description Chris Dumez 2012-12-30 23:46:51 PST 
We sometimes hit the following assertion in the RenderObject destructor:
crash log for WebProcess (pid <unknown>):
STDOUT: <empty>
STDERR: ASSERTION FAILED: !m_hasAXObject
STDERR: /home/buildslave-1/webkit-buildslave/efl-linux-64-debug-wk2/build/Source/WebCore/rendering/RenderObject.cpp(241) : virtual WebCore::RenderObject::~RenderObject()
STDERR: 1   0x7ff2d803b819 WebCore::RenderObject::~RenderObject()
STDERR: 2   0x7ff2d8016f7d WebCore::RenderLayerModelObject::~RenderLayerModelObject()
STDERR: 3   0x7ff2d7f72fe3 WebCore::RenderBoxModelObject::~RenderBoxModelObject()
STDERR: 4   0x7ff2d7f52cf0 WebCore::RenderBox::~RenderBox()
STDERR: 5   0x7ff2d7ee2717 WebCore::RenderBlock::~RenderBlock()
STDERR: 6   0x7ff2d7ee274e WebCore::RenderBlock::~RenderBlock()
STDERR: 7   0x7ff2d8046fed WebCore::RenderObject::arenaDelete(WebCore::RenderArena*, void*)
STDERR: 8   0x7ff2d8046e13 WebCore::RenderObject::destroy()
STDERR: 9   0x7ff2d8046dca WebCore::RenderObject::destroyAndCleanupAnonymousWrappers()
STDERR: 10  0x7ff2d77b601e WebCore::Node::detach()
STDERR: 11  0x7ff2d76ee3e2 WebCore::ContainerNode::detach()
STDERR: 12  0x7ff2d776cbfa WebCore::Element::detach()
STDERR: 13  0x7ff2d76ed4c8 WebCore::ContainerNode::removeBetween(WebCore::Node*, WebCore::Node*, WebCore::Node*)
STDERR: 14  0x7ff2d76ed341 WebCore::ContainerNode::removeChild(WebCore::Node*, int&)
STDERR: 15  0x7ff2d77b466e WebCore::Node::remove(int&)
STDERR: 16  0x7ff2d7893aa6 WebCore::RemoveNodeCommand::doApply()
STDERR: 17  0x7ff2d783766a WebCore::CompositeEditCommand::applyCommandToComposite(WTF::PassRefPtr<WebCore::EditCommand>)
STDERR: 18  0x7ff2d7838649 WebCore::CompositeEditCommand::removeNode(WTF::PassRefPtr<WebCore::Node>, WebCore::ShouldAssumeContentIsAlwaysEditable)
STDERR: 19  0x7ff2d7838baa WebCore::CompositeEditCommand::prune(WTF::PassRefPtr<WebCore::Node>)
STDERR: 20  0x7ff2d78387ac WebCore::CompositeEditCommand::removeNodeAndPruneAncestors(WTF::PassRefPtr<WebCore::Node>)
STDERR: 21  0x7ff2d783c767 WebCore::CompositeEditCommand::cleanupAfterDeletion(WebCore::VisiblePosition)
STDERR: 22  0x7ff2d783d8e8 WebCore::CompositeEditCommand::moveParagraphs(WebCore::VisiblePosition const&, WebCore::VisiblePosition const&, WebCore::VisiblePosition const&, bool, bool)
STDERR: 23  0x7ff2d783cef7 WebCore::CompositeEditCommand::moveParagraph(WebCore::VisiblePosition const&, WebCore::VisiblePosition const&, WebCore::VisiblePosition const&, bool, bool)
STDERR: 24  0x7ff2d789b1cd WebCore::ReplaceSelectionCommand::doApply()
STDERR: 25  0x7ff2d7837420 WebCore::CompositeEditCommand::apply()
STDERR: 26  0x7ff2d7837120 WebCore::applyCommand(WTF::PassRefPtr<WebCore::CompositeEditCommand>)
STDERR: 27  0x7ff2d786db6d
STDERR: 28  0x7ff2d786f220
STDERR: 29  0x7ff2d78726f1 WebCore::Editor::Command::execute(WTF::String const&, WebCore::Event*) const
STDERR: 30  0x7ff2d7710d96 WebCore::Document::execCommand(WTF::String const&, bool, WTF::String const&)
STDERR: 31  0x7ff2d849758d WebCore::jsDocumentPrototypeFunctionExecCommand(JSC::ExecState*)

At least the following test have been seen crashing:
  editing/pasteboard/4806874.html
Comment 1 Chris Dumez 2012-12-30 23:51:28 PST 
Test skipped for EFL port in http://trac.webkit.org/changeset/138590.