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<base href="https://bugs.webkit.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - REGRESSION (r199054): CrashTracer: [USER] parseWebKit at WebCore: WebCore::RenderBlockFlow::checkFloatsInCleanLine + 107"
href="https://bugs.webkit.org/show_bug.cgi?id=159519">159519</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>REGRESSION (r199054): CrashTracer: [USER] parseWebKit at WebCore: WebCore::RenderBlockFlow::checkFloatsInCleanLine + 107
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>Product</th>
<td>WebKit
</td>
</tr>
<tr>
<th>Version</th>
<td>WebKit Nightly Build
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Unspecified
</td>
</tr>
<tr>
<th>OS</th>
<td>Unspecified
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>Normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P2
</td>
</tr>
<tr>
<th>Component</th>
<td>Layout and Rendering
</td>
</tr>
<tr>
<th>Assignee</th>
<td>webkit-unassigned@lists.webkit.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>koivisto@iki.fi
</td>
</tr>
<tr>
<th>CC</th>
<td>simon.fraser@apple.com
</td>
</tr></table>
<p>
<div>
<pre><span class="quote">> 1 com.apple.WebCore 0x00d22b2b WebCore::RenderBlockFlow::checkFloatsInCleanLine(WebCore::RootInlineBox*, WTF::Vector<WebCore::FloatWithRect, 0ul, WTF::CrashOnOverflow, 16ul>&, unsigned long&, bool&, bool&) + 107</span >
2 com.apple.WebCore 0x00d1efd4 WebCore::RenderBlockFlow::determineEndPosition(WebCore::LineLayoutState&, WebCore::RootInlineBox*, WebCore::InlineIterator&, WebCore::BidiStatus&) + 116
3 com.apple.WebCore 0x00d1d7a1 WebCore::RenderBlockFlow::layoutRunsAndFloats(WebCore::LineLayoutState&, bool) + 961
4 com.apple.WebCore 0x00d221a5 WebCore::RenderBlockFlow::layoutLineBoxes(bool, WebCore::LayoutUnit&, WebCore::LayoutUnit&) + 1845
5 com.apple.WebCore 0x00d0cf49 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) + 905
6 com.apple.WebCore 0x00060386 WebCore::RenderBlock::layout() + 54
7 com.apple.WebCore 0x00d0ed33 WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&) + 899
8 com.apple.WebCore 0x00d0dc3c WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) + 524
9 com.apple.WebCore 0x00d0cf31 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) + 881
10 com.apple.WebCore 0x00060386 WebCore::RenderBlock::layout() + 54
11 com.apple.WebCore 0x00d0e895 WebCore::RenderBlockFlow::insertFloatingObject(WebCore::RenderBox&) + 325
12 com.apple.WebCore 0x00bd8512 WebCore::LineBreaker::skipLeadingWhitespace(WebCore::BidiResolverWithIsolate<WebCore::InlineIterator, WebCore::BidiRun, WebCore::BidiIsolatedRun>&, WebCore::LineInfo&, WebCore::FloatingObject*, WebCore::LineWidth&) + 226
13 com.apple.WebCore 0x00bd87f7 WebCore::LineBreaker::nextLineBreak(WebCore::BidiResolverWithIsolate<WebCore::InlineIterator, WebCore::BidiRun, WebCore::BidiIsolatedRun>&, WebCore::LineInfo&, WebCore::LineLayoutState&, WebCore::RenderTextInfo&, WebCore::FloatingObject*, unsigned int, WTF::Vector<WebCore::WordMeasurement, 64ul, WTF::CrashOnOverflow, 16ul>&) + 231
14 com.apple.WebCore 0x00d1f45e WebCore::RenderBlockFlow::layoutRunsAndFloatsInRange(WebCore::LineLayoutState&, WebCore::BidiResolverWithIsolate<WebCore::InlineIterator, WebCore::BidiRun, WebCore::BidiIsolatedRun>&, WebCore::InlineIterator const&, WebCore::BidiStatus const&, unsigned int) + 862
15 com.apple.WebCore 0x00d1d8c8 WebCore::RenderBlockFlow::layoutRunsAndFloats(WebCore::LineLayoutState&, bool) + 1256
16 com.apple.WebCore 0x00d221a5 WebCore::RenderBlockFlow::layoutLineBoxes(bool, WebCore::LayoutUnit&, WebCore::LayoutUnit&) + 1845
17 com.apple.WebCore 0x00d0cf49 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) + 905
18 com.apple.WebCore 0x00060386 WebCore::RenderBlock::layout() + 54
19 com.apple.WebCore 0x00d0ed33 WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&) + 899
20 com.apple.WebCore 0x00d0dc3c WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) + 524
21 com.apple.WebCore 0x00d0cf31 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) + 881
22 com.apple.WebCore 0x00060386 WebCore::RenderBlock::layout() + 54
23 com.apple.WebCore 0x00d0e895 WebCore::RenderBlockFlow::insertFloatingObject(WebCore::RenderBox&) + 325
24 com.apple.WebCore 0x00d0dc46 WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) + 534
25 com.apple.WebCore 0x00d0cf31 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) + 881
26 com.apple.WebCore 0x00060386 WebCore::RenderBlock::layout() + 54
27 com.apple.WebCore 0x00d0ed33 WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&) + 899
28 com.apple.WebCore 0x00d0dc3c WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) + 524
29 com.apple.WebCore 0x00d0cf31 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) + 881
30 com.apple.WebCore 0x00060386 WebCore::RenderBlock::layout() + 54
31 com.apple.WebCore 0x000601fd WebCore::RenderView::layout() + 781
32 com.apple.WebCore 0x0005d745 WebCore::FrameView::layout(bool) + 3045
33 com.apple.WebCore 0x0005c40a WebCore::Document::implicitClose() + 874
34 com.apple.WebCore 0x0005bc43 WebCore::FrameLoader::checkCompleted() + 275
35 com.apple.WebCore 0x0005a99b WebCore::FrameLoader::finishedParsing() + 123
36 com.apple.WebCore 0x000596e6 WebCore::Document::finishedParsing() + 390
37 com.apple.WebCore 0x00033bc2 WebCore::HTMLDocumentParser::prepareToStopParsing() + 162
38 com.apple.WebCore 0x0003297a WebCore::DocumentWriter::end() + 58
39 com.apple.WebCore 0x0002476c WebCore::DocumentLoader::finishedLoading(double) + 268
40 com.apple.WebCore 0x000b6229 WebCore::CachedResource::checkNotify() + 153
41 com.apple.WebCore 0x0036be63 WebCore::CachedRawResource::finishLoading(WebCore::SharedBuffer*) + 227
42 com.apple.WebCore 0x000b605b WebCore::SubresourceLoader::didFinishLoading(double) + 1163
43 com.apple.WebCore 0x00e53ae5 std::__1::__function::__func<WebCore::ResourceLoader::loadDataURL()::$_0, std::__1::allocator<WebCore::ResourceLoader::loadDataURL()::$_0>, void (WTF::Optional<WebCore::DataURLDecoder::Result>)>::operator()(WTF::Optional<WebCore::DataURLDecoder::Result>&&) + 821
44 com.apple.WebCore 0x00496452 WebCore::DataURLDecoder::DecodingResultDispatcher::timerFired() + 114
45 com.apple.JavaScriptCore 0x00af80f3 WTF::timerFired(__CFRunLoopTimer*, void*) + 35
46 com.apple.CoreFoundation 0x00092b94 __CFRUNLOOP_IS_CALLING_OUT_TO_A_TIMER_CALLBACK_FUNCTION__ + 20 (/Library/Caches/com.apple.xbs/Sources/CF/CF-1258.1/RunLoop.subproj/CFRunLoop.c:1628)
47 com.apple.CoreFoundation 0x00092823 __CFRunLoopDoTimer + 1075 (/Library/Caches/com.apple.xbs/Sources/CF/CF-1258.1/RunLoop.subproj/CFRunLoop.c:2167)
48 com.apple.CoreFoundation 0x0009237a __CFRunLoopDoTimers + 298 (/Library/Caches/com.apple.xbs/Sources/CF/CF-1258.1/RunLoop.subproj/CFRunLoop.c:2306)
49 com.apple.CoreFoundation 0x00089871 __CFRunLoopRun + 1841 (/Library/Caches/com.apple.xbs/Sources/CF/CF-1258.1/RunLoop.subproj/CFRunLoop.c:2688)
50 com.apple.CoreFoundation 0x00088ed8 CFRunLoopRunSpecific + 296 (/Library/Caches/com.apple.xbs/Sources/CF/CF-1258.1/RunLoop.subproj/CFRunLoop.c:2814)
51 com.apple.Foundation 0x00024ed9 -[NSRunLoop(NSRunLoop) runMode:beforeDate:] + 270 (/Library/Caches/com.apple.xbs/Sources/Foundation/Foundation-1259/Soil.subproj/NSRunLoop.m:366)
52 parseWebKit 0x00002988 main + 4104
53 libdyld.dylib 0x000035ad start + 1 (/BuildRoot/Library/Caches/com.apple.xbs/Sources/libdyld/dyld-360.22/src/start_glue.s:47)</pre>
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