[Webkit-unassigned] [Bug 139393] New: ASSERTION FAILED: opportunitiesInRun <= expansionOpportunityCount in WebCore::computeExpansionForJustifiedText

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Mon Dec 8 05:47:37 PST 2014 

https://bugs.webkit.org/show_bug.cgi?id=139393

            Bug ID: 139393
           Summary: ASSERTION FAILED: opportunitiesInRun <=
                    expansionOpportunityCount in
                    WebCore::computeExpansionForJustifiedText
    Classification: Unclassified
           Product: WebKit
           Version: 528+ (Nightly build)
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Layout and Rendering
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: rhodovan.u-szeged at partner.samsung.com
                CC: mitz at webkit.org
            Blocks: 116980

Created attachment 242805
  --> https://bugs.webkit.org/attachment.cgi?id=242805&action=review
Test case

Run this test with debug WK:

<!DOCTYPE html>
<style>
:first-letter, * {
    white-space:pre-wrap;
}

</style>
<ruby>aa
    <rt>  </rt>
</ruby>

Note: at least 2 spaces are needed inside the <rt> tag.


Backtrace:

ASSERTION FAILED: opportunitiesInRun <= expansionOpportunityCount
../../Source/WebCore/rendering/RenderBlockLineLayout.cpp(595) : void WebCore::computeExpansionForJustifiedText(WebCore::BidiRun*, WebCore::BidiRun*, const WTF::Vector<unsigned int, 16u>&, unsigned int, float, float)

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fff98927700 (LWP 25064)]
0x00007fffedbca36f in WTFCrash () at ../../Source/WTF/wtf/Assertions.cpp:321
321        *(int *)(uintptr_t)0xbbadbeef = 0;
#0  0x00007fffedbca36f in WTFCrash () at ../../Source/WTF/wtf/Assertions.cpp:321
#1  0x00007ffff397b317 in WebCore::computeExpansionForJustifiedText (firstRun=0x5f0e40, trailingSpaceRun=0x0, expansionOpportunities=..., expansionOpportunityCount=1, totalLogicalWidth=6, availableLogicalWidth=13) at ../../Source/WebCore/rendering/RenderBlockLineLayout.cpp:595
#2  0x00007ffff397c2c3 in WebCore::RenderBlockFlow::computeInlineDirectionPositionsForSegment (this=0x7093b0, lineBox=0x659910, lineInfo=..., textAlign=WebCore::JUSTIFY, logicalLeft=@0x7fffffff9ff4: 3.5, availableLogicalWidth=@0x7fffffff9ffc: 13, firstRun=0x5f0e40, trailingSpaceRun=0x0, textBoxDataMap=..., verticalPositionCache=..., wordMeasurements=...) at ../../Source/WebCore/rendering/RenderBlockLineLayout.cpp:777
#3  0x00007ffff397ba50 in WebCore::RenderBlockFlow::computeInlineDirectionPositionsForLine (this=0x7093b0, lineBox=0x659910, lineInfo=..., firstRun=0x5f0e40, trailingSpaceRun=0x0, reachedEnd=true, textBoxDataMap=..., verticalPositionCache=..., wordMeasurements=...) at ../../Source/WebCore/rendering/RenderBlockLineLayout.cpp:693
#4  0x00007ffff397cca1 in WebCore::RenderBlockFlow::createLineBoxesFromBidiRuns (this=0x7093b0, bidiLevel=0, bidiRuns=..., end=..., lineInfo=..., verticalPositionCache=..., trailingSpaceRun=0x0, wordMeasurements=...) at ../../Source/WebCore/rendering/RenderBlockLineLayout.cpp:993
#5  0x00007ffff397dc06 in WebCore::RenderBlockFlow::layoutRunsAndFloatsInRange (this=0x7093b0, layoutState=..., resolver=..., cleanLineStart=..., cleanLineBidiStatus=..., consecutiveHyphenatedLines=0) at ../../Source/WebCore/rendering/RenderBlockLineLayout.cpp:1185
#6  0x00007ffff397d277 in WebCore::RenderBlockFlow::layoutRunsAndFloats (this=0x7093b0, layoutState=..., hasInlineChild=true) at ../../Source/WebCore/rendering/RenderBlockLineLayout.cpp:1085
#7  0x00007ffff397faee in WebCore::RenderBlockFlow::layoutLineBoxes (this=0x7093b0, relayoutChildren=true, repaintLogicalTop=..., repaintLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockLineLayout.cpp:1502
#8  0x00007ffff395f687 in WebCore::RenderBlockFlow::layoutInlineChildren (this=0x7093b0, relayoutChildren=true, repaintLogicalTop=..., repaintLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:640
#9  0x00007ffff395e98a in WebCore::RenderBlockFlow::layoutBlock (this=0x7093b0, relayoutChildren=true, pageLogicalHeight=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:471
#10 0x00007ffff393456f in WebCore::RenderBlock::layout (this=0x7093b0) at ../../Source/WebCore/rendering/RenderBlock.cpp:931
#11 0x00007ffff3900519 in WebCore::RenderElement::layoutIfNeeded (this=0x7093b0) at ../../Source/WebCore/rendering/RenderElement.h:119
#12 0x00007ffff3ada344 in WebCore::RenderRubyRun::layoutSpecialExcludedChild (this=0x708530, relayoutChildren=true) at ../../Source/WebCore/rendering/RenderRubyRun.cpp:227
#13 0x00007ffff395f44a in WebCore::RenderBlockFlow::layoutBlockChildren (this=0x708530, relayoutChildren=true, maxFloatLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:592
#14 0x00007ffff395e9ae in WebCore::RenderBlockFlow::layoutBlock (this=0x708530, relayoutChildren=true, pageLogicalHeight=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:473
#15 0x00007ffff393456f in WebCore::RenderBlock::layout (this=0x708530) at ../../Source/WebCore/rendering/RenderBlock.cpp:931
#16 0x00007ffff3ada376 in WebCore::RenderRubyRun::layout (this=0x708530) at ../../Source/WebCore/rendering/RenderRubyRun.cpp:233
#17 0x00007ffff3900519 in WebCore::RenderElement::layoutIfNeeded (this=0x708530) at ../../Source/WebCore/rendering/RenderElement.h:119
#18 0x00007ffff397faac in WebCore::RenderBlockFlow::layoutLineBoxes (this=0x6979d0, relayoutChildren=true, repaintLogicalTop=..., repaintLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockLineLayout.cpp:1500
#19 0x00007ffff395f687 in WebCore::RenderBlockFlow::layoutInlineChildren (this=0x6979d0, relayoutChildren=true, repaintLogicalTop=..., repaintLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:640
#20 0x00007ffff395e98a in WebCore::RenderBlockFlow::layoutBlock (this=0x6979d0, relayoutChildren=true, pageLogicalHeight=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:471
#21 0x00007ffff393456f in WebCore::RenderBlock::layout (this=0x6979d0) at ../../Source/WebCore/rendering/RenderBlock.cpp:931
#22 0x00007ffff395fa64 in WebCore::RenderBlockFlow::layoutBlockChild (this=0x5f65f0, child=..., marginInfo=..., previousFloatLogicalBottom=..., maxFloatLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:699
#23 0x00007ffff395f581 in WebCore::RenderBlockFlow::layoutBlockChildren (this=0x5f65f0, relayoutChildren=true, maxFloatLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:620
#24 0x00007ffff395e9ae in WebCore::RenderBlockFlow::layoutBlock (this=0x5f65f0, relayoutChildren=true, pageLogicalHeight=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:473
#25 0x00007ffff393456f in WebCore::RenderBlock::layout (this=0x5f65f0) at ../../Source/WebCore/rendering/RenderBlock.cpp:931
#26 0x00007ffff395fa64 in WebCore::RenderBlockFlow::layoutBlockChild (this=0x7d3570, child=..., marginInfo=..., previousFloatLogicalBottom=..., maxFloatLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:699
#27 0x00007ffff395f581 in WebCore::RenderBlockFlow::layoutBlockChildren (this=0x7d3570, relayoutChildren=true, maxFloatLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:620
#28 0x00007ffff395e9ae in WebCore::RenderBlockFlow::layoutBlock (this=0x7d3570, relayoutChildren=true, pageLogicalHeight=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:473
#29 0x00007ffff393456f in WebCore::RenderBlock::layout (this=0x7d3570) at ../../Source/WebCore/rendering/RenderBlock.cpp:931
#30 0x00007ffff3b2e84d in WebCore::RenderView::layoutContent (this=0x7d3570, state=...) at ../../Source/WebCore/rendering/RenderView.cpp:232
#31 0x00007ffff3b2ef1d in WebCore::RenderView::layout (this=0x7d3570) at ../../Source/WebCore/rendering/RenderView.cpp:357
#32 0x00007ffff369c389 in WebCore::FrameView::layout (this=0x7cd310, allowSubtree=true) at ../../Source/WebCore/page/FrameView.cpp:1313
#33 0x00007ffff3067dc5 in WebCore::Document::implicitClose (this=0x696980) at ../../Source/WebCore/dom/Document.cpp:2486
#34 0x00007ffff3547a0d in WebCore::FrameLoader::checkCallImplicitClose (this=0x79e748) at ../../Source/WebCore/loader/FrameLoader.cpp:898
#35 0x00007ffff3547779 in WebCore::FrameLoader::checkCompleted (this=0x79e748) at ../../Source/WebCore/loader/FrameLoader.cpp:844
#36 0x00007ffff35474e2 in WebCore::FrameLoader::finishedParsing (this=0x79e748) at ../../Source/WebCore/loader/FrameLoader.cpp:764
#37 0x00007ffff3070c99 in WebCore::Document::finishedParsing (this=0x696980) at ../../Source/WebCore/dom/Document.cpp:4615
#38 0x00007ffff33c6039 in WebCore::HTMLConstructionSite::finishedParsing (this=0x7cf148) at ../../Source/WebCore/html/parser/HTMLConstructionSite.cpp:395
#39 0x00007ffff3403a33 in WebCore::HTMLTreeBuilder::finished (this=0x7cf130) at ../../Source/WebCore/html/parser/HTMLTreeBuilder.cpp:3009
#40 0x00007ffff33ced4e in WebCore::HTMLDocumentParser::end (this=0x6e4780) at ../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:439
#41 0x00007ffff33cee39 in WebCore::HTMLDocumentParser::attemptToRunDeferredScriptsAndEnd (this=0x6e4780) at ../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:450
#42 0x00007ffff33cd8e7 in WebCore::HTMLDocumentParser::prepareToStopParsing (this=0x6e4780) at ../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:165
#43 0x00007ffff33cee7c in WebCore::HTMLDocumentParser::attemptToEnd (this=0x6e4780) at ../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:462
#44 0x00007ffff33cef33 in WebCore::HTMLDocumentParser::finish (this=0x6e4780) at ../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:490
#45 0x00007ffff3538b7f in WebCore::DocumentWriter::end (this=0x73f8f0) at ../../Source/WebCore/loader/DocumentWriter.cpp:246
#46 0x00007ffff35248db in WebCore::DocumentLoader::finishedLoading (this=0x73f850, finishTime=0) at ../../Source/WebCore/loader/DocumentLoader.cpp:440
#47 0x00007ffff3524644 in WebCore::DocumentLoader::notifyFinished (this=0x73f850, resource=0x8d3260) at ../../Source/WebCore/loader/DocumentLoader.cpp:374
#48 0x00007ffff35d5370 in WebCore::CachedResource::checkNotify (this=0x8d3260) at ../../Source/WebCore/loader/cache/CachedResource.cpp:293
#49 0x00007ffff35d546e in WebCore::CachedResource::finishLoading (this=0x8d3260) at ../../Source/WebCore/loader/cache/CachedResource.cpp:309
#50 0x00007ffff35d1b63 in WebCore::CachedRawResource::finishLoading (this=0x8d3260, data=0x74e330) at ../../Source/WebCore/loader/cache/CachedRawResource.cpp:104
#51 0x00007ffff358594c in WebCore::SubresourceLoader::didFinishLoading (this=0x8d3920, finishTime=0) at ../../Source/WebCore/loader/SubresourceLoader.cpp:306
#52 0x00007ffff35816e1 in WebCore::ResourceLoader::didFinishLoading (this=0x8d3920, finishTime=0) at ../../Source/WebCore/loader/ResourceLoader.cpp:508
#53 0x00007ffff3f303e1 in WebCore::readCallback (asyncResult=0x68b1d0, data=0x8d4b40) at ../../Source/WebCore/platform/network/soup/ResourceHandleSoup.cpp:1300
#54 0x00007fffeb7ab7d6 in async_ready_callback_wrapper (source_object=0x7c66d0, res=0x68b1d0, user_data=user_data at entry=0x8d4b40) at ginputstream.c:523
#55 0x00007fffeb7d10d5 in g_task_return_now (task=0x68b1d0) at gtask.c:1077
#56 0x00007fffeb7d10f9 in complete_in_idle_cb (task=0x68b1d0) at gtask.c:1086
#57 0x00007fffeaa10a1d in g_main_dispatch (context=0x4780a0) at gmain.c:3064
#58 g_main_context_dispatch (context=context at entry=0x4780a0) at gmain.c:3663
#59 0x00007fffeaa10d88 in g_main_context_iterate (context=0x4780a0, block=block at entry=1, dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3734
#60 0x00007fffeaa1104a in g_main_loop_run (loop=0x8eb810) at gmain.c:3928
#61 0x00007ffff45df9dc in WTF::RunLoop::run () at ../../Source/WTF/wtf/gtk/RunLoopGtk.cpp:59
#62 0x00007ffff2b44f82 in WebKit::ChildProcessMain<WebKit::WebProcess, WebKit::WebProcessMain> (argc=2, argv=0x7fffffffd978) at ../../Source/WebKit2/Shared/unix/ChildProcessMain.h:61
#63 0x00007ffff2b44de7 in WebKit::WebProcessMainUnix (argc=2, argv=0x7fffffffd978) at ../../Source/WebKit2/WebProcess/gtk/WebProcessMainGtk.cpp:73
#64 0x0000000000400891 in main (argc=2, argv=0x7fffffffd978) at ../../Source/WebKit2/WebProcess/EntryPoint/unix/WebProcessMain.cpp:44

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