[Webkit-unassigned] [Bug 100247] [Qt][WK2] Fix "Unable to find a renderable master window QQuickView" warnings in tst_QQuickWebView

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=100247





--- Comment #7 from Balazs Kelemen <kbalazs at webkit.org>  2012-10-28 16:37:05 PST ---
With ToT qt5.git (71c071399ad74325e2997980f6416a962b92e932) I also got a crash in removeFromCanvas() under LayerTreeRenderer::renderToCurrentGLContext. It does not seems to be in connection with the warnings.

#0  0x00007ffff7ec6f00 in ?? ()
#1  0x00007ffff40e66ee in WebCore::GraphicsLayerTextureMapper::setChildren(WTF::Vector<WebCore::GraphicsLayer*, 0ul> const&) ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#2  0x00007ffff79f537a in WebKit::LayerTreeRenderer::setLayerChildren(unsigned int, WTF::Vector<unsigned int, 0ul> const&) ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/libWebKit2.so.1
#3  0x00007ffff40eab51 in WebCore::TextureMapperLayer::paintSelf(WebCore::TextureMapperPaintOptions const&) ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#4  0x00007ffff40eb8a9 in WebCore::TextureMapperLayer::paintSelfAndChildren(WebCore::TextureMapperPaintOptions const&) ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#5  0x00007ffff40ebae9 in WebCore::TextureMapperLayer::paintSelfAndChildrenWithReplica(WebCore::TextureMapperPaintOptions const&) ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#6  0x00007ffff40ebce4 in WebCore::TextureMapperLayer::paintRecursive(WebCore::TextureMapperPaintOptions const&) [clone .part.80] ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#7  0x00007ffff40eb72f in WebCore::TextureMapperLayer::paintSelfAndChildren(WebCore::TextureMapperPaintOptions const&) [clone .part.81] ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#8  0x00007ffff40ebae9 in WebCore::TextureMapperLayer::paintSelfAndChildrenWithReplica(WebCore::TextureMapperPaintOptions const&) ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#9  0x00007ffff40ebce4 in WebCore::TextureMapperLayer::paintRecursive(WebCore::TextureMapperPaintOptions const&) [clone .part.80] ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#10 0x00007ffff40eb72f in WebCore::TextureMapperLayer::paintSelfAndChildren(WebCore::TextureMapperPaintOptions const&) [clone .part.81] ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#11 0x00007ffff40ebae9 in WebCore::TextureMapperLayer::paintSelfAndChildrenWithReplica(WebCore::TextureMapperPaintOptions const&) ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#12 0x00007ffff40ebce4 in WebCore::TextureMapperLayer::paintRecursive(WebCore::TextureMapperPaintOptions const&) [clone .part.80] ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#13 0x00007ffff40eb72f in WebCore::TextureMapperLayer::paintSelfAndChildren(WebCore::TextureMapperPaintOptions const&) [clone .part.81] ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#14 0x00007ffff40ebae9 in WebCore::TextureMapperLayer::paintSelfAndChildrenWithReplica(WebCore::TextureMapperPaintOptions const&) ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#15 0x00007ffff40ebce4 in WebCore::TextureMapperLayer::paintRecursive(WebCore::TextureMapperPaintOptions const&) [clone .part.80] ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#16 0x00007ffff40eb72f in WebCore::TextureMapperLayer::paintSelfAndChildren(WebCore::TextureMapperPaintOptions const&) [clone .part.81] ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#17 0x00007ffff40ebae9 in WebCore::TextureMapperLayer::paintSelfAndChildrenWithReplica(WebCore::TextureMapperPaintOptions const&) ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#18 0x00007ffff40ebce4 in WebCore::TextureMapperLayer::paintRecursive(WebCore::TextureMapperPaintOptions const&) [clone .part.80] ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#19 0x00007ffff40eb72f in WebCore::TextureMapperLayer::paintSelfAndChildren(WebCore::TextureMapperPaintOptions const&) [clone .part.81] ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#20 0x00007ffff40ebae9 in WebCore::TextureMapperLayer::paintSelfAndChildrenWithReplica(WebCore::TextureMapperPaintOptions const&) ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#21 0x00007ffff40ebce4 in WebCore::TextureMapperLayer::paintRecursive(WebCore::TextureMapperPaintOptions const&) [clone .part.80] ()
   from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
#22 0x00007ffff40ec482 in WebCore::TextureMapperLayer::paint() () from /home/balazs/WebKitGit/WebKitBuild/Release/lib/../lib/libWebCore.so.1
---Type <return> to continue, or q <return> to quit---
#23 0x00007ffff79f2c43 in WebKit::LayerTreeRenderer::paintToCurrentGLContext(WebCore::TransformationMatrix const&, float, WebCore::FloatRect const&, unsigned int)
    () from /home/balazs/WebKitGit/WebKitBuild/Release/lib/libWebKit2.so.1
#24 0x00007ffff7b13573 in WebKit::ContentsSGNode::render(QSGRenderNode::RenderState const&) () from /home/balazs/WebKitGit/WebKitBuild/Release/lib/libWebKit2.so.1
#25 0x00007ffff73b4c78 in QSGDefaultRenderer::renderNodes(QSGNode* const*, int) () from /home/balazs/repo/qt5/qtbase/lib/libQtQuick.so.5
#26 0x00007ffff73b5783 in QSGDefaultRenderer::render() () from /home/balazs/repo/qt5/qtbase/lib/libQtQuick.so.5
#27 0x00007ffff73bb659 in QSGRenderer::renderScene(QSGBindable const&) () from /home/balazs/repo/qt5/qtbase/lib/libQtQuick.so.5
#28 0x00007ffff73bb787 in QSGRenderer::renderScene() () from /home/balazs/repo/qt5/qtbase/lib/libQtQuick.so.5
#29 0x00007ffff73c5854 in QSGContext::renderNextFrame(QSGRenderer*, unsigned int) () from /home/balazs/repo/qt5/qtbase/lib/libQtQuick.so.5
#30 0x00007ffff73f52ec in QQuickWindowPrivate::renderSceneGraph(QSize const&) () from /home/balazs/repo/qt5/qtbase/lib/libQtQuick.so.5
#31 0x00007ffff74d9d87 in QQuickTrivialWindowManager::renderWindow(QQuickWindow*) () from /home/balazs/repo/qt5/qtbase/lib/libQtQuick.so.5

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