[Webkit-unassigned] [Bug 135563] New: ASSERTION FAILED: isRenderView() || (region && flowThread) in WebCore::RenderBox::clampToStartAndEndRegions

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Mon Aug 4 05:47:49 PDT 2014 

https://bugs.webkit.org/show_bug.cgi?id=135563

           Summary: ASSERTION FAILED: isRenderView() || (region &&
                    flowThread) in
                    WebCore::RenderBox::clampToStartAndEndRegions
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: PC
        OS/Version: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Layout and Rendering
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: rhodovan.u-szeged at partner.samsung.com
                CC: hyatt at apple.com, abucur at adobe.com
            Blocks: 116980


Created an attachment (id=235972)
 --> (https://bugs.webkit.org/attachment.cgi?id=235972&action=review)
Test case

The following test fails on debug WebKit (r171973):

<style>
* {
    -webkit-columns:2;
    position:absolute;
}
</style>a


Backtrace:

ASSERTION FAILED: isRenderView() || (region && flowThread)
../../Source/WebCore/rendering/RenderBox.cpp(140) : WebCore::RenderRegion* WebCore::RenderBox::clampToStartAndEndRegions(WebCore::RenderRegion*) const

....

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fff97334700 (LWP 16769)]
0x00007ffff30191c8 in WTFCrash () at ../../Source/WTF/wtf/Assertions.cpp:329
329        *(int *)(uintptr_t)0xbbadbeef = 0;
#0  0x00007ffff30191c8 in WTFCrash () at ../../Source/WTF/wtf/Assertions.cpp:329
#1  0x00007ffff3da4476 in WebCore::RenderBox::clampToStartAndEndRegions (this=0x7da270, region=0x79e090) at ../../Source/WebCore/rendering/RenderBox.cpp:140
#2  0x00007ffff3db2bc4 in WebCore::RenderBox::containingBlockLogicalWidthForPositioned (this=0x7da340, containingBlock=0x7da270, region=0x79e090, checkForPerpendicularWritingMode=true) at ../../Source/WebCore/rendering/RenderBox.cpp:3102
#3  0x00007ffff3db38b8 in WebCore::RenderBox::computePositionedLogicalWidth (this=0x7da340, computedValues=..., region=0x79e090) at ../../Source/WebCore/rendering/RenderBox.cpp:3251
#4  0x00007ffff3dae3a3 in WebCore::RenderBox::computeLogicalWidthInRegion (this=0x7da340, computedValues=..., region=0x79e090) at ../../Source/WebCore/rendering/RenderBox.cpp:2274
#5  0x00007ffff3dafcf8 in WebCore::RenderBox::renderBoxRegionInfo (this=0x7da340, region=0x79e090, cacheFlag=WebCore::RenderBox::CacheRenderBoxRegionInfo) at ../../Source/WebCore/rendering/RenderBox.cpp:2555
#6  0x00007ffff3da4999 in WebCore::RenderBox::borderBoxRectInRegion (this=0x91c500, region=0x79e090, cacheFlag=WebCore::RenderBox::CacheRenderBoxRegionInfo) at ../../Source/WebCore/rendering/RenderBox.cpp:212
#7  0x00007ffff3d575da in WebCore::RenderBlock::logicalLeftOffsetForContent (this=0x91c500, region=0x79e090) at ../../Source/WebCore/rendering/RenderBlock.cpp:2373
#8  0x00007ffff3d628b4 in WebCore::RenderBlock::logicalLeftOffsetForContent (this=0x91c500, blockOffset=...) at ../../Source/WebCore/rendering/RenderBlock.h:273
#9  0x00007ffff3d625f5 in WebCore::RenderBlock::logicalLeftOffsetForLine (this=0x91c500, position=..., shouldIndentText=true, logicalHeight=...) at ../../Source/WebCore/rendering/RenderBlock.h:158
#10 0x00007ffff3f5d4f5 in WebCore::LineWidth::updateAvailableWidth (this=0x7fffffffab80, replacedHeight=...) at ../../Source/WebCore/rendering/line/LineWidth.cpp:73
#11 0x00007ffff3f5d3e2 in WebCore::LineWidth::LineWidth (this=0x7fffffffab80, block=..., isFirstLine=true, shouldIndentText=WebCore::IndentText) at ../../Source/WebCore/rendering/line/LineWidth.cpp:51
#12 0x00007ffff3f55451 in WebCore::LineBreaker::nextSegmentBreak (this=0x7fffffffaea0, resolver=..., lineInfo=..., renderTextInfo=..., lastFloatFromPreviousLine=0x0, consecutiveHyphenatedLines=0, wordMeasurements=...) at ../../Source/WebCore/rendering/line/LineBreaker.cpp:93
#13 0x00007ffff3f55323 in WebCore::LineBreaker::nextLineBreak (this=0x7fffffffaea0, resolver=..., lineInfo=..., renderTextInfo=..., lastFloatFromPreviousLine=0x0, consecutiveHyphenatedLines=0, wordMeasurements=...) at ../../Source/WebCore/rendering/line/LineBreaker.cpp:82
#14 0x00007ffff3d94f7c in WebCore::RenderBlockFlow::layoutRunsAndFloatsInRange (this=0x91c500, layoutState=..., resolver=..., cleanLineStart=..., cleanLineBidiStatus=..., consecutiveHyphenatedLines=0) at ../../Source/WebCore/rendering/RenderBlockLineLayout.cpp:1081
#15 0x00007ffff3d94b58 in WebCore::RenderBlockFlow::layoutRunsAndFloats (this=0x91c500, layoutState=..., hasInlineChild=true) at ../../Source/WebCore/rendering/RenderBlockLineLayout.cpp:1025
#16 0x00007ffff3d97223 in WebCore::RenderBlockFlow::layoutLineBoxes (this=0x91c500, relayoutChildren=false, repaintLogicalTop=..., repaintLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockLineLayout.cpp:1442
#17 0x00007ffff3d7b54e in WebCore::RenderBlockFlow::layoutInlineChildren (this=0x91c500, relayoutChildren=false, repaintLogicalTop=..., repaintLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:652
#18 0x00007ffff3d7a934 in WebCore::RenderBlockFlow::layoutBlock (this=0x91c500, relayoutChildren=false, pageLogicalHeight=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:483
#19 0x00007ffff3d50987 in WebCore::RenderBlock::layout (this=0x91c500) at ../../Source/WebCore/rendering/RenderBlock.cpp:1018
#20 0x00007ffff3e06af7 in WebCore::RenderFlowThread::layout (this=0x91c500) at ../../Source/WebCore/rendering/RenderFlowThread.cpp:201
#21 0x00007ffff3ea57be in WebCore::RenderMultiColumnFlowThread::layout (this=0x91c500) at ../../Source/WebCore/rendering/RenderMultiColumnFlowThread.cpp:135
#22 0x00007ffff3d8908a in WebCore::RenderBlockFlow::layoutSpecialExcludedChild (this=0x7da340, relayoutChildren=true) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:3629
#23 0x00007ffff3d7b338 in WebCore::RenderBlockFlow::layoutBlockChildren (this=0x7da340, relayoutChildren=true, maxFloatLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:604
#24 0x00007ffff3d7a958 in WebCore::RenderBlockFlow::layoutBlock (this=0x7da340, relayoutChildren=true, pageLogicalHeight=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:485
#25 0x00007ffff3d50987 in WebCore::RenderBlock::layout (this=0x7da340) at ../../Source/WebCore/rendering/RenderBlock.cpp:1018
#26 0x00007ffff3d1ddd7 in WebCore::RenderElement::layoutIfNeeded (this=0x7da340) at ../../Source/WebCore/rendering/RenderElement.h:102
#27 0x00007ffff3d52697 in WebCore::RenderBlock::layoutPositionedObjects (this=0x7da270, relayoutChildren=true, fixedPositionObjectsOnly=false) at ../../Source/WebCore/rendering/RenderBlock.cpp:1455
#28 0x00007ffff3d7add4 in WebCore::RenderBlockFlow::layoutBlock (this=0x7da270, relayoutChildren=true, pageLogicalHeight=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:524
#29 0x00007ffff3d50987 in WebCore::RenderBlock::layout (this=0x7da270) at ../../Source/WebCore/rendering/RenderBlock.cpp:1018
#30 0x00007ffff3d1ddd7 in WebCore::RenderElement::layoutIfNeeded (this=0x7da270) at ../../Source/WebCore/rendering/RenderElement.h:102
#31 0x00007ffff3d52697 in WebCore::RenderBlock::layoutPositionedObjects (this=0x8c1e20, relayoutChildren=true, fixedPositionObjectsOnly=false) at ../../Source/WebCore/rendering/RenderBlock.cpp:1455
#32 0x00007ffff3d7add4 in WebCore::RenderBlockFlow::layoutBlock (this=0x8c1e20, relayoutChildren=true, pageLogicalHeight=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:524
#33 0x00007ffff3d50987 in WebCore::RenderBlock::layout (this=0x8c1e20) at ../../Source/WebCore/rendering/RenderBlock.cpp:1018
#34 0x00007ffff3f28aad in WebCore::RenderView::layoutContent (this=0x8c1e20, state=...) at ../../Source/WebCore/rendering/RenderView.cpp:232
#35 0x00007ffff3f29166 in WebCore::RenderView::layout (this=0x8c1e20) at ../../Source/WebCore/rendering/RenderView.cpp:357
#36 0x00007ffff3acf1f4 in WebCore::FrameView::layout (this=0xa09710, allowSubtree=true) at ../../Source/WebCore/page/FrameView.cpp:1282
#37 0x00007ffff353f72f in WebCore::Document::implicitClose (this=0x8b90b0) at ../../Source/WebCore/dom/Document.cpp:2438
#38 0x00007ffff399e745 in WebCore::FrameLoader::checkCallImplicitClose (this=0x9fc3e8) at ../../Source/WebCore/loader/FrameLoader.cpp:898
#39 0x00007ffff399e4f0 in WebCore::FrameLoader::checkCompleted (this=0x9fc3e8) at ../../Source/WebCore/loader/FrameLoader.cpp:844
#40 0x00007ffff399e278 in WebCore::FrameLoader::finishedParsing (this=0x9fc3e8) at ../../Source/WebCore/loader/FrameLoader.cpp:764
#41 0x00007ffff35470db in WebCore::Document::finishedParsing (this=0x8b90b0) at ../../Source/WebCore/dom/Document.cpp:4519
#42 0x00007ffff383a805 in WebCore::HTMLConstructionSite::finishedParsing (this=0xa09ff8) at ../../Source/WebCore/html/parser/HTMLConstructionSite.cpp:395
#43 0x00007ffff3874c57 in WebCore::HTMLTreeBuilder::finished (this=0xa09fe0) at ../../Source/WebCore/html/parser/HTMLTreeBuilder.cpp:2997
#44 0x00007ffff38423a0 in WebCore::HTMLDocumentParser::end (this=0x7a6530) at ../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:451
#45 0x00007ffff384248b in WebCore::HTMLDocumentParser::attemptToRunDeferredScriptsAndEnd (this=0x7a6530) at ../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:462
#46 0x00007ffff3840ff9 in WebCore::HTMLDocumentParser::prepareToStopParsing (this=0x7a6530) at ../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:165
#47 0x00007ffff38424ce in WebCore::HTMLDocumentParser::attemptToEnd (this=0x7a6530) at ../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:474
#48 0x00007ffff3842585 in WebCore::HTMLDocumentParser::finish (this=0x7a6530) at ../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:502
#49 0x00007ffff3991445 in WebCore::DocumentWriter::end (this=0x850a80) at ../../Source/WebCore/loader/DocumentWriter.cpp:250
#50 0x00007ffff397e49b in WebCore::DocumentLoader::finishedLoading (this=0x8509e0, finishTime=0) at ../../Source/WebCore/loader/DocumentLoader.cpp:441
#51 0x00007ffff397e204 in WebCore::DocumentLoader::notifyFinished (this=0x8509e0, resource=0x88b840) at ../../Source/WebCore/loader/DocumentLoader.cpp:375
#52 0x00007ffff3a24a99 in WebCore::CachedResource::checkNotify (this=0x88b840) at ../../Source/WebCore/loader/cache/CachedResource.cpp:334
#53 0x00007ffff3a24b80 in WebCore::CachedResource::finishLoading (this=0x88b840) at ../../Source/WebCore/loader/cache/CachedResource.cpp:350
#54 0x00007ffff3a21b3a in WebCore::CachedRawResource::finishLoading (this=0x88b840, data=0x820e30) at ../../Source/WebCore/loader/cache/CachedRawResource.cpp:98
#55 0x00007ffff39d87da in WebCore::SubresourceLoader::didFinishLoading (this=0x914620, finishTime=0) at ../../Source/WebCore/loader/SubresourceLoader.cpp:310
#56 0x00007ffff39d4cc7 in WebCore::ResourceLoader::didFinishLoading (this=0x914620, finishTime=0) at ../../Source/WebCore/loader/ResourceLoader.cpp:517
#57 0x00007ffff4297429 in WebCore::readCallback (asyncResult=0x9e81d0, data=0x914c90) at ../../Source/WebCore/platform/network/soup/ResourceHandleSoup.cpp:1302
#58 0x00007fffec1d82ea in async_ready_callback_wrapper (source_object=0x98cb30, res=0x9e81d0, user_data=0x914c90) at ginputstream.c:519
#59 0x00007fffec1f7ceb in g_task_return_now (task=0x9e81d0) at gtask.c:1108
#60 0x00007fffec1f7d09 in complete_in_idle_cb (task=0x9e81d0) at gtask.c:1117
#61 0x00007fffeb44e2e6 in g_main_dispatch (context=0x677bc0) at gmain.c:3065
#62 g_main_context_dispatch (context=context at entry=0x677bc0) at gmain.c:3641
#63 0x00007fffeb44e638 in g_main_context_iterate (context=0x677bc0, block=block at entry=1, dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3712
#64 0x00007fffeb44ea3a in g_main_loop_run (loop=0x6f0010) at gmain.c:3906
#65 0x00007ffff306a156 in WTF::RunLoop::run () at ../../Source/WTF/wtf/gtk/RunLoopGtk.cpp:59
#66 0x00007ffff2fa35e0 in WebKit::ChildProcessMain<WebKit::WebProcess, WebKit::WebProcessMain> (argc=2, argv=0x7fffffffd948) at ../../Source/WebKit2/Shared/unix/ChildProcessMain.h:61
#67 0x00007ffff2fa3445 in WebKit::WebProcessMainUnix (argc=2, argv=0x7fffffffd948) at ../../Source/WebKit2/WebProcess/gtk/WebProcessMainGtk.cpp:73
#68 0x000000000040085d in main (argc=2, argv=0x7fffffffd948) at ../../Source/WebKit2/WebProcess/EntryPoint/unix/WebProcessMain.cpp:32

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