Bug 135153 – ASSERTION FAILED: generatingElement() in WebCore::RenderNamedFlowFragment::regionOversetState

• Status: RESOLVED
• Resolution: FIXED
• Component: New Bugs

[Martin Hodovan]

Test:
<div style="-webkit-flow-from: Georgia; -webkit-columns:2;"></div>


Output:
ASSERTION FAILED: generatingElement()
/home/martin/Data/WebKit2/Source/WebCore/rendering/RenderNamedFlowFragment.cpp(302) : WebCore::RegionOversetState WebCore::RenderNamedFlowFragment::regionOversetState() const


Backtrace:
#0  0x00007ffff58284d1 in WTFCrash () at Source/WTF/wtf/Assertions.cpp:333
#1  0x00007ffff150e569 in WebCore::RenderNamedFlowFragment::regionOversetState (this=0x731d10) at WebCore/rendering/RenderNamedFlowFragment.cpp:302
#2  0x00007ffff150e79b in WebCore::RenderNamedFlowFragment::updateOversetState (this=0x731d10) at WebCore/rendering/RenderNamedFlowFragment.cpp:323
#3  0x00007ffff150e31c in WebCore::RenderNamedFlowFragment::layoutBlock (this=0x731d10, relayoutChildren=false) at Source/WebCore/rendering/RenderNamedFlowFragment.cpp:267
#4  0x00007ffff13ae0f7 in WebCore::RenderBlock::layout (this=0x731d10) at Source/WebCore/rendering/RenderBlock.cpp:1018
#5  0x00007ffff137b061 in WebCore::RenderElement::layoutIfNeeded (this=0x731d10) at Source/WebCore/rendering/RenderElement.h:102
#6  0x00007ffff13af53a in WebCore::RenderBlock::simplifiedNormalFlowLayout (this=0x730fb0) at Source/WebCore/rendering/RenderBlock.cpp:1305
#7  0x00007ffff13af6d8 in WebCore::RenderBlock::simplifiedLayout (this=0x730fb0) at Source/WebCore/rendering/RenderBlock.cpp:1322
#8  0x00007ffff13d7c54 in WebCore::RenderBlockFlow::layoutBlock (this=0x730fb0, relayoutChildren=false, pageLogicalHeight=...)
    at Source/WebCore/rendering/RenderBlockFlow.cpp:433
#9  0x00007ffff13ae0f7 in WebCore::RenderBlock::layout (this=0x730fb0) at Source/WebCore/rendering/RenderBlock.cpp:1018
#10 0x00007ffff1463e87 in WebCore::RenderFlowThread::layout (this=0x730fb0) at Source/WebCore/rendering/RenderFlowThread.cpp:201
#11 0x00007ffff1502640 in WebCore::RenderMultiColumnFlowThread::layout (this=0x730fb0) at Source/WebCore/rendering/RenderMultiColumnFlowThread.cpp:135
#12 0x00007ffff137b061 in WebCore::RenderElement::layoutIfNeeded (this=0x730fb0) at Source/WebCore/rendering/RenderElement.h:102
#13 0x00007ffff13af53a in WebCore::RenderBlock::simplifiedNormalFlowLayout (this=0x76d3a0) at Source/WebCore/rendering/RenderBlock.cpp:1305
#14 0x00007ffff13af6d8 in WebCore::RenderBlock::simplifiedLayout (this=0x76d3a0) at Source/WebCore/rendering/RenderBlock.cpp:1322
#15 0x00007ffff13d7c54 in WebCore::RenderBlockFlow::layoutBlock (this=0x76d3a0, relayoutChildren=false, pageLogicalHeight=...)
    at Source/WebCore/rendering/RenderBlockFlow.cpp:433
#16 0x00007ffff13ae0f7 in WebCore::RenderBlock::layout (this=0x76d3a0) at Source/WebCore/rendering/RenderBlock.cpp:1018
#17 0x00007ffff137b061 in WebCore::RenderElement::layoutIfNeeded (this=0x76d3a0) at Source/WebCore/rendering/RenderElement.h:102
#18 0x00007ffff13af53a in WebCore::RenderBlock::simplifiedNormalFlowLayout (this=0x6ef210) at Source/WebCore/rendering/RenderBlock.cpp:1305
#19 0x00007ffff13af6d8 in WebCore::RenderBlock::simplifiedLayout (this=0x6ef210) at Source/WebCore/rendering/RenderBlock.cpp:1322
#20 0x00007ffff13d7c54 in WebCore::RenderBlockFlow::layoutBlock (this=0x6ef210, relayoutChildren=false, pageLogicalHeight=...)
    at Source/WebCore/rendering/RenderBlockFlow.cpp:433
#21 0x00007ffff13ae0f7 in WebCore::RenderBlock::layout (this=0x6ef210) at Source/WebCore/rendering/RenderBlock.cpp:1018
#22 0x00007ffff137b061 in WebCore::RenderElement::layoutIfNeeded (this=0x6ef210) at Source/WebCore/rendering/RenderElement.h:102
#23 0x00007ffff13af53a in WebCore::RenderBlock::simplifiedNormalFlowLayout (this=0x6ef140) at Source/WebCore/rendering/RenderBlock.cpp:1305
#24 0x00007ffff13af6d8 in WebCore::RenderBlock::simplifiedLayout (this=0x6ef140) at Source/WebCore/rendering/RenderBlock.cpp:1322
#25 0x00007ffff13d7c54 in WebCore::RenderBlockFlow::layoutBlock (this=0x6ef140, relayoutChildren=false, pageLogicalHeight=...)
    at Source/WebCore/rendering/RenderBlockFlow.cpp:433
#26 0x00007ffff13ae0f7 in WebCore::RenderBlock::layout (this=0x6ef140) at Source/WebCore/rendering/RenderBlock.cpp:1018
#27 0x00007ffff137b061 in WebCore::RenderElement::layoutIfNeeded (this=0x6ef140) at Source/WebCore/rendering/RenderElement.h:102
#28 0x00007ffff13af53a in WebCore::RenderBlock::simplifiedNormalFlowLayout (this=0x6234a0) at Source/WebCore/rendering/RenderBlock.cpp:1305
#29 0x00007ffff13af6d8 in WebCore::RenderBlock::simplifiedLayout (this=0x6234a0) at Source/WebCore/rendering/RenderBlock.cpp:1322
#30 0x00007ffff13d7c54 in WebCore::RenderBlockFlow::layoutBlock (this=0x6234a0, relayoutChildren=false, pageLogicalHeight=...)
    at Source/WebCore/rendering/RenderBlockFlow.cpp:433
#31 0x00007ffff13ae0f7 in WebCore::RenderBlock::layout (this=0x6234a0) at Source/WebCore/rendering/RenderBlock.cpp:1018
#32 0x00007ffff1585f4d in WebCore::RenderView::layoutContent (this=0x6234a0, state=...) at Source/WebCore/rendering/RenderView.cpp:229
#33 0x00007ffff15861cf in WebCore::RenderView::layoutContentToComputeOverflowInRegions (this=0x6234a0, state=...) at Source/WebCore/rendering/RenderView.cpp:305
#34 0x00007ffff1586630 in WebCore::RenderView::layout (this=0x6234a0) at Source/WebCore/rendering/RenderView.cpp:356
#35 0x00007ffff1129910 in WebCore::FrameView::layout (this=0x6ef620, allowSubtree=true) at Source/WebCore/page/FrameView.cpp:1272
#36 0x00007ffff0b87695 in WebCore::Document::implicitClose (this=0x71c630) at Source/WebCore/dom/Document.cpp:2434
#37 0x00007ffff0ff62dd in WebCore::FrameLoader::checkCallImplicitClose (this=0x6de0c8) at Source/WebCore/loader/FrameLoader.cpp:896
#38 0x00007ffff0ff6088 in WebCore::FrameLoader::checkCompleted (this=0x6de0c8) at Source/WebCore/loader/FrameLoader.cpp:842
#39 0x00007ffff0ff5e10 in WebCore::FrameLoader::finishedParsing (this=0x6de0c8) at Source/WebCore/loader/FrameLoader.cpp:762
#40 0x00007ffff0b8f075 in WebCore::Document::finishedParsing (this=0x71c630) at Source/WebCore/dom/Document.cpp:4517
#41 0x00007ffff0e92289 in WebCore::HTMLConstructionSite::finishedParsing (this=0x76af08) at Source/WebCore/html/parser/HTMLConstructionSite.cpp:395
#42 0x00007ffff0ecc5f5 in WebCore::HTMLTreeBuilder::finished (this=0x76aef0) at Source/WebCore/html/parser/HTMLTreeBuilder.cpp:2997
#43 0x00007ffff0e99d28 in WebCore::HTMLDocumentParser::end (this=0x70f010) at Source/WebCore/html/parser/HTMLDocumentParser.cpp:439
#44 0x00007ffff0e99e13 in WebCore::HTMLDocumentParser::attemptToRunDeferredScriptsAndEnd (this=0x70f010) at Source/WebCore/html/parser/HTMLDocumentParser.cpp:450
#45 0x00007ffff0e98a5d in WebCore::HTMLDocumentParser::prepareToStopParsing (this=0x70f010) at Source/WebCore/html/parser/HTMLDocumentParser.cpp:165
#46 0x00007ffff0e99e56 in WebCore::HTMLDocumentParser::attemptToEnd (this=0x70f010) at Source/WebCore/html/parser/HTMLDocumentParser.cpp:462
#47 0x00007ffff0e99f0d in WebCore::HTMLDocumentParser::finish (this=0x70f010) at Source/WebCore/html/parser/HTMLDocumentParser.cpp:490
#48 0x00007ffff0fe8251 in WebCore::DocumentWriter::end (this=0x7911e0) at Source/WebCore/loader/DocumentWriter.cpp:250
#49 0x00007ffff0fd28f9 in WebCore::DocumentLoader::finishedLoading (this=0x791140, finishTime=0) at Source/WebCore/loader/DocumentLoader.cpp:441
#50 0x00007ffff0fd2662 in WebCore::DocumentLoader::notifyFinished (this=0x791140, resource=0x7ac340) at Source/WebCore/loader/DocumentLoader.cpp:375
#51 0x00007ffff107fc42 in WebCore::CachedResource::checkNotify (this=0x7ac340) at Source/WebCore/loader/cache/CachedResource.cpp:334
#52 0x00007ffff107fd28 in WebCore::CachedResource::finishLoading (this=0x7ac340) at Source/WebCore/loader/cache/CachedResource.cpp:350
#53 0x00007ffff107cd26 in WebCore::CachedRawResource::finishLoading (this=0x7ac340, data=0x685ed0) at Source/WebCore/loader/cache/CachedRawResource.cpp:98
#54 0x00007ffff1032d1e in WebCore::SubresourceLoader::didFinishLoading (this=0x7ac8a0, finishTime=0) at Source/WebCore/loader/SubresourceLoader.cpp:310
#55 0x00007ffff102efef in WebCore::ResourceLoader::didFinishLoading (this=0x7ac8a0, finishTime=0) at Source/WebCore/loader/ResourceLoader.cpp:517
#56 0x00007ffff193e23f in WebCore::readCallback (asyncResult=0x7b01c0, data=0x7aced0) at Source/WebCore/platform/network/soup/ResourceHandleSoup.cpp:1302
#57 0x00007fffebef3aaa in async_ready_callback_wrapper (source_object=0x6851b0, res=0x7b01c0, user_data=0x7aced0) at ginputstream.c:519
#58 0x00007fffebf1347b in g_task_return_now (task=0x7b01c0) at gtask.c:1108
#59 0x00007fffebf13499 in complete_in_idle_cb (task=0x7b01c0) at gtask.c:1117
#60 0x00007fffeb963536 in g_main_dispatch (context=0x67f700) at gmain.c:3065
#61 g_main_context_dispatch (context=context@entry=0x67f700) at gmain.c:3641
#62 0x00007fffeccd95c0 in _ecore_glib_select__locked (ecore_timeout=<optimized out>, efds=<optimized out>, wfds=0x7fffffffd9c0, rfds=0x7fffffffd940, ecore_fds=8, ctx=<optimized out>)
    at lib/ecore/ecore_glib.c:172
#63 _ecore_glib_select (ecore_fds=8, rfds=0x7fffffffd940, wfds=0x7fffffffd9c0, efds=<optimized out>, ecore_timeout=<optimized out>) at lib/ecore/ecore_glib.c:204
#64 0x00007fffeccdc0a4 in _ecore_main_select (timeout=<optimized out>) at lib/ecore/ecore_main.c:1579
#65 0x00007fffeccdcc45 in _ecore_main_loop_iterate_internal (once_only=once_only@entry=0) at lib/ecore/ecore_main.c:2007
#66 0x00007fffeccdcd07 in ecore_main_loop_begin () at lib/ecore/ecore_main.c:1042
#67 0x00007ffff7678933 in WTF::RunLoop::run () at Source/WTF/wtf/efl/RunLoopEfl.cpp:51
#68 0x00007ffff75fd5fe in WebKit::ChildProcessMain<WebKit::WebProcess, WebKit::WebProcessMain> (argc=2, argv=0x7fffffffde68)
    at Source/WebKit2/Shared/unix/ChildProcessMain.h:61
#69 0x00007ffff75fd3db in WebKit::WebProcessMainUnix (argc=2, argv=0x7fffffffde68) at Source/WebKit2/WebProcess/efl/WebProcessMainEfl.cpp:128
#70 0x0000000000400840 in main (argc=2, argv=0x7fffffffde68) at Source/WebKit2/WebProcess/EntryPoint/unix/WebProcessMain.cpp:32

[Mihnea Ovidenie]

Created attachment 235288 [details]
Patch

[Dave Hyatt]

Comment on attachment 235288 [details]
Patch

r=me, might want to put a FIXME in the code to explain why the check is there.

[Build Bot]

Comment on attachment 235288 [details]
Patch

Attachment 235288 [details] did not pass mac-wk2-ews (mac-wk2):
Output: http://webkit-queues.appspot.com/results/6301733093376000

New failing tests:
media/W3C/video/networkState/networkState_during_loadstart.html
media/track/track-long-word-container-sizing.html

[Build Bot]

Created attachment 235297 [details]
Archive of layout-test-results from webkit-ews-15 for mac-mountainlion-wk2

The attached test failures were seen while running run-webkit-tests on the mac-wk2-ews.
Bot: webkit-ews-15  Port: mac-mountainlion-wk2  Platform: Mac OS X 10.8.5

[Mihnea Ovidenie]

Created attachment 235352 [details]
Patch for landing

[WebKit Commit Bot]

Comment on attachment 235352 [details]
Patch for landing

Clearing flags on attachment: 235352

Committed r171476: <http://trac.webkit.org/changeset/171476>

[WebKit Commit Bot]

All reviewed patches have been landed.  Closing bug.