[Webkit-unassigned] [Bug 65530] ASSERT hit when frame flattening is on.

Sat Nov 5 23:12:09 PDT 2011

https://bugs.webkit.org/show_bug.cgi?id=65530

Martin Robinson <mrobinson at webkit.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |mrobinson at webkit.org

--- Comment #9 from Martin Robinson <mrobinson at webkit.org>  2011-11-05 23:12:09 PST ---
The GTK+ bot his hitting this assertion when running fast/frames/flattening/iframe-flattening-nested.html after  http://trac.webkit.org/changeset/99361. I've confirmed that the patch here fixes the issue. Here is the assertion stack trace: 

#0  0x00002b73dfe5a323 in WebCore::FrameView::paintContents (this=0x48a2c5b0, p=0x7fff6db24870, rect=...) at ../../Source/WebCore/page/FrameView.cpp:2734
2734        ASSERT(!needsLayout());

#0  0x00002b73dfe5a323 in WebCore::FrameView::paintContents (this=0x48a2c5b0, p=0x7fff6db24870, rect=...) at ../../Source/WebCore/page/FrameView.cpp:2734
#1  0x00002b73dff7461b in WebCore::ScrollView::paint (this=0x48a2c5b0, context=0x7fff6db24870, rect=...) at ../../Source/WebCore/platform/ScrollView.cpp:1047
#2  0x00002b73e01352f4 in WebCore::RenderWidget::paint (this=0x49ac6e48, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderWidget.cpp:290
#3  0x00002b73dffd5c97 in WebCore::InlineBox::paint (this=0x4b20d288, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/InlineBox.cpp:231
#4  0x00002b73dffdae1e in WebCore::InlineFlowBox::paint (this=0x4a84d448, paintInfo=..., paintOffset=..., lineTop=0, lineBottom=176) at ../../Source/WebCore/rendering/InlineFlowBox.cpp:1061
#5  0x00002b73e013b5b6 in WebCore::RootInlineBox::paint (this=0x4a84d448, paintInfo=..., paintOffset=..., lineTop=0, lineBottom=176) at ../../Source/WebCore/rendering/RootInlineBox.cpp:195
#6  0x00002b73e00c0ecb in WebCore::RenderLineBoxList::paint (this=0x4a00e898, renderer=0x4a00e7f8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderLineBoxList.cpp:262
#7  0x00002b73dfffbdf2 in WebCore::RenderBlock::paintContents (this=0x4a00e7f8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2507
#8  0x00002b73dfffc672 in WebCore::RenderBlock::paintObject (this=0x4a00e7f8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2617
#9  0x00002b73dfffaed5 in WebCore::RenderBlock::paint (this=0x4a00e7f8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2362
#10 0x00002b73dfffc151 in WebCore::RenderBlock::paintChildren (this=0x49d4f368, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2551
#11 0x00002b73dfffbe0b in WebCore::RenderBlock::paintContents (this=0x49d4f368, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2509
#12 0x00002b73dfffc672 in WebCore::RenderBlock::paintObject (this=0x49d4f368, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2617
#13 0x00002b73dfffaed5 in WebCore::RenderBlock::paint (this=0x49d4f368, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2362
#14 0x00002b73dfffc151 in WebCore::RenderBlock::paintChildren (this=0x49d4f8c8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2551
#15 0x00002b73dfffbe0b in WebCore::RenderBlock::paintContents (this=0x49d4f8c8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2509
#16 0x00002b73dfffc672 in WebCore::RenderBlock::paintObject (this=0x49d4f8c8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2617
#17 0x00002b73dfffaed5 in WebCore::RenderBlock::paint (this=0x49d4f8c8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2362
#18 0x00002b73e00b29f3 in WebCore::RenderLayer::paintLayer (this=0x4a84c238, rootLayer=0x47d55a08, p=0x7fff6db24870, paintDirtyRect=..., paintBehavior=0, paintingRoot=0x0, region=0x0, overlapTestRequests=0x7fff6db22e90, paintFlags=0) at ../../Source/WebCore/rendering/RenderLayer.cpp:2806
#19 0x00002b73e00b2f57 in WebCore::RenderLayer::paintList (this=0x47d55a08, list=0x48a454b0, rootLayer=0x47d55a08, p=0x7fff6db24870, paintDirtyRect=..., paintBehavior=0, paintingRoot=0x0, region=0x0, overlapTestRequests=0x7fff6db22e90, paintFlags=0) at ../../Source/WebCore/rendering/RenderLayer.cpp:2865
#20 0x00002b73e00b2c51 in WebCore::RenderLayer::paintLayer (this=0x47d55a08, rootLayer=0x47d55a08, p=0x7fff6db24870, paintDirtyRect=..., paintBehavior=0, paintingRoot=0x0, region=0x0, overlapTestRequests=0x7fff6db22e90, paintFlags=0) at ../../Source/WebCore/rendering/RenderLayer.cpp:2827
#21 0x00002b73e00b1868 in WebCore::RenderLayer::paint (this=0x47d55a08, p=0x7fff6db24870, damageRect=..., paintBehavior=0, paintingRoot=0x0, region=0x0, paintFlags=0) at ../../Source/WebCore/rendering/RenderLayer.cpp:2549
#22 0x00002b73dfe5a55a in WebCore::FrameView::paintContents (this=0x48fe4c90, p=0x7fff6db24870, rect=...) at ../../Source/WebCore/page/FrameView.cpp:2770
#23 0x00002b73dff7461b in WebCore::ScrollView::paint (this=0x48fe4c90, context=0x7fff6db24870, rect=...) at ../../Source/WebCore/platform/ScrollView.cpp:1047
#24 0x00002b73e01352f4 in WebCore::RenderWidget::paint (this=0x4a84d2c8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderWidget.cpp:290
#25 0x00002b73dffd5c97 in WebCore::InlineBox::paint (this=0x4a84d1d8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/InlineBox.cpp:231
#26 0x00002b73dffdae1e in WebCore::InlineFlowBox::paint (this=0x49bb5cf8, paintInfo=..., paintOffset=..., lineTop=0, lineBottom=402) at ../../Source/WebCore/rendering/InlineFlowBox.cpp:1061
#27 0x00002b73e013b5b6 in WebCore::RootInlineBox::paint (this=0x49bb5cf8, paintInfo=..., paintOffset=..., lineTop=0, lineBottom=402) at ../../Source/WebCore/rendering/RootInlineBox.cpp:195
#28 0x00002b73e00c0ecb in WebCore::RenderLineBoxList::paint (this=0x47d56208, renderer=0x47d56168, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderLineBoxList.cpp:262
#29 0x00002b73dfffbdf2 in WebCore::RenderBlock::paintContents (this=0x47d56168, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2507
#30 0x00002b73dfffc672 in WebCore::RenderBlock::paintObject (this=0x47d56168, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2617
#31 0x00002b73dfffaed5 in WebCore::RenderBlock::paint (this=0x47d56168, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2362
#32 0x00002b73dfffc151 in WebCore::RenderBlock::paintChildren (this=0x48360748, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2551
#33 0x00002b73dfffbe0b in WebCore::RenderBlock::paintContents (this=0x48360748, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2509
#34 0x00002b73dfffc672 in WebCore::RenderBlock::paintObject (this=0x48360748, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2617
#35 0x00002b73dfffaed5 in WebCore::RenderBlock::paint (this=0x48360748, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2362
#36 0x00002b73dfffc151 in WebCore::RenderBlock::paintChildren (this=0x48c5c5b8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2551
#37 0x00002b73dfffbe0b in WebCore::RenderBlock::paintContents (this=0x48c5c5b8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2509
#38 0x00002b73dfffc672 in WebCore::RenderBlock::paintObject (this=0x48c5c5b8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2617
#39 0x00002b73dfffaed5 in WebCore::RenderBlock::paint (this=0x48c5c5b8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2362
#40 0x00002b73e00b29f3 in WebCore::RenderLayer::paintLayer (this=0x49d4ff08, rootLayer=0x48275428, p=0x7fff6db24870, paintDirtyRect=..., paintBehavior=0, paintingRoot=0x0, region=0x0, overlapTestRequests=0x7fff6db24570, paintFlags=0) at ../../Source/WebCore/rendering/RenderLayer.cpp:2806
#41 0x00002b73e00b2f57 in WebCore::RenderLayer::paintList (this=0x48275428, list=0x4a84d390, rootLayer=0x48275428, p=0x7fff6db24870, paintDirtyRect=..., paintBehavior=0, paintingRoot=0x0, region=0x0, overlapTestRequests=0x7fff6db24570, paintFlags=0) at ../../Source/WebCore/rendering/RenderLayer.cpp:2865
#42 0x00002b73e00b2c51 in WebCore::RenderLayer::paintLayer (this=0x48275428, rootLayer=0x48275428, p=0x7fff6db24870, paintDirtyRect=..., paintBehavior=0, paintingRoot=0x0, region=0x0, overlapTestRequests=0x7fff6db24570, paintFlags=0) at ../../Source/WebCore/rendering/RenderLayer.cpp:2827
#43 0x00002b73e00b1868 in WebCore::RenderLayer::paint (this=0x48275428, p=0x7fff6db24870, damageRect=..., paintBehavior=0, paintingRoot=0x0, region=0x0, paintFlags=0) at ../../Source/WebCore/rendering/RenderLayer.cpp:2549
#44 0x00002b73dfe5a55a in WebCore::FrameView::paintContents (this=0x4a28de20, p=0x7fff6db24870, rect=...) at ../../Source/WebCore/page/FrameView.cpp:2770
#45 0x00002b73dff7461b in WebCore::ScrollView::paint (this=0x4a28de20, context=0x7fff6db24870, rect=...) at ../../Source/WebCore/platform/ScrollView.cpp:1047
#46 0x00002b73df691474 in WebKit::paintWebView (webView=0x870050, frame=0x89cb80, dirtyRegion=...) at ../../Source/WebKit/gtk/WebCoreSupport/ChromeClientGtk.cpp:515
#47 0x00002b73df691804 in WebKit::ChromeClient::paint (this=0x86eb80) at ../../Source/WebKit/gtk/WebCoreSupport/ChromeClientGtk.cpp:560
#48 0x00002b73df69098d in WebKit::repaintEverythingSoonTimeout (client=0x86eb80) at ../../Source/WebKit/gtk/WebCoreSupport/ChromeClientGtk.cpp:387
#49 0x00002b73e4926ddb in g_timeout_dispatch (source=0x4a08afa0, callback=<optimized out>, user_data=<optimized out>) at /tmp/buildd/glib2.0-2.28.6/./glib/gmain.c:3882
#50 0x00002b73e49254a3 in g_main_dispatch (context=0x7f3d70) at /tmp/buildd/glib2.0-2.28.6/./glib/gmain.c:2440
#51 g_main_context_dispatch (context=0x7f3d70) at /tmp/buildd/glib2.0-2.28.6/./glib/gmain.c:3013
#52 0x00002b73e4925c80 in g_main_context_iterate (context=0x7f3d70, block=1, dispatch=1, self=<optimized out>) at /tmp/buildd/glib2.0-2.28.6/./glib/gmain.c:3091
#53 0x00002b73e49262f2 in g_main_loop_run (loop=0x49d51110) at /tmp/buildd/glib2.0-2.28.6/./glib/gmain.c:3299
#54 0x00002b73e26d34cd in gtk_main () from /usr/lib/libgtk-3.so.0
#55 0x000000000042f295 in runTest (testPathOrURL=...) at ../../Tools/DumpRenderTree/gtk/DumpRenderTree.cpp:708
#56 0x000000000042e8cd in runTestingServerLoop () at ../../Tools/DumpRenderTree/gtk/DumpRenderTree.cpp:500
#57 0x0000000000430bfe in main (argc=2, argv=0x7fff6db25628) at ../../Tools/DumpRenderTree/gtk/DumpRenderTree.cpp:1204

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