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<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>237393</bug_id>
          
          <creation_ts>2022-03-02 15:03:15 -0800</creation_ts>
          <short_desc>REGRESSION (r290512): imported/blink/fast/table/crash-output-element-as-column-group.html asserts sometimes</short_desc>
          <delta_ts>2022-03-03 03:09:17 -0800</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>Tables</component>
          <version>Safari Technology Preview</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          <see_also>https://bugs.webkit.org/show_bug.cgi?id=237205</see_also>
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>InRadar</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Simon Fraser (smfr)">simon.fraser</reporter>
          <assigned_to name="alan">zalan</assigned_to>
          <cc>ap</cc>
    
    <cc>changseok</cc>
    
    <cc>esprehn+autocc</cc>
    
    <cc>ews-watchlist</cc>
    
    <cc>glenn</cc>
    
    <cc>kondapallykalyan</cc>
    
    <cc>pdr</cc>
    
    <cc>simon.fraser</cc>
    
    <cc>webkit-bug-importer</cc>
    
    <cc>zalan</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1847630</commentid>
    <comment_count>0</comment_count>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2022-03-02 15:03:15 -0800</bug_when>
    <thetext>https://ews-build.s3-us-west-2.amazonaws.com/macOS-AppleSilicon-Big-Sur-Debug-WK2-Tests-EWS/453636-25481/results.html

ASSERTION FAILED: span &gt;= 1
./rendering/RenderTable.cpp(1045) : WebCore::RenderTableCol *WebCore::RenderTable::slowColElement(unsigned int, bool *, bool *) const
1   0x13c75426c WTFCrash
2   0x1172b6870 WebCore::JSDOMGlobalObject* JSC::jsCast&lt;WebCore::JSDOMGlobalObject*, JSC::JSGlobalObject&gt;(JSC::JSGlobalObject*)
3   0x11bf6e9b8 WebCore::RenderTable::slowColElement(unsigned int, bool*, bool*) const
4   0x11bc63588 WebCore::RenderTable::colElement(unsigned int, bool*, bool*) const
5   0x11bc5a484 WebCore::RenderTableCell::styleOrColLogicalWidth() const
6   0x11bd5e5d8 WebCore::RenderBlockFlow::computeIntrinsicLogicalWidths(WebCore::LayoutUnit&amp;, WebCore::LayoutUnit&amp;) const
7   0x11bd54844 WebCore::RenderBlock::computePreferredLogicalWidths()
8   0x11bf82ae4 WebCore::RenderTableCell::computePreferredLogicalWidths()
9   0x11bd7852c WebCore::RenderBox::minPreferredLogicalWidth() const
10  0x11bc59c64 WebCore::AutoTableLayout::recalcColumn(unsigned int)
11  0x11bc5ad90 WebCore::AutoTableLayout::fullRecalc()
12  0x11bc5afe0 WebCore::AutoTableLayout::computeIntrinsicLogicalWidths(WebCore::LayoutUnit&amp;, WebCore::LayoutUnit&amp;, WebCore::TableIntrinsics)
13  0x11bf6d33c WebCore::RenderTable::computeIntrinsicLogicalWidths(WebCore::LayoutUnit&amp;, WebCore::LayoutUnit&amp;, WebCore::TableIntrinsics) const
14  0x11bf6d378 WebCore::RenderTable::computeIntrinsicLogicalWidths(WebCore::LayoutUnit&amp;, WebCore::LayoutUnit&amp;) const
15  0x11bf6d438 WebCore::RenderTable::computePreferredLogicalWidths()
16  0x11bd785ac WebCore::RenderBox::maxPreferredLogicalWidth() const
17  0x11bf69270 WebCore::RenderTable::updateLogicalWidth()
18  0x11bf6a794 WebCore::RenderTable::layout()
19  0x11bd628b0 WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&amp;, WebCore::RenderBlockFlow::MarginInfo&amp;, WebCore::LayoutUnit&amp;, WebCore::LayoutUnit&amp;)
20  0x11bd6125c WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&amp;)
21  0x11bd6046c WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit)
22  0x11bd45954 WebCore::RenderBlock::layout()
23  0x11bd628b0 WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&amp;, WebCore::RenderBlockFlow::MarginInfo&amp;, WebCore::LayoutUnit&amp;, WebCore::LayoutUnit&amp;)
24  0x11bd6125c WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&amp;)
25  0x11bd6046c WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit)
26  0x11bd45954 WebCore::RenderBlock::layout()
27  0x11bd628b0 WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&amp;, WebCore::RenderBlockFlow::MarginInfo&amp;, WebCore::LayoutUnit&amp;, WebCore::LayoutUnit&amp;)
28  0x11bd6125c WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&amp;)
29  0x11bd6046c WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit)
30  0x11bd45954 WebCore::RenderBlock::layout()
31  0x11bfeca8c WebCore::RenderView::layout()</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1847708</commentid>
    <comment_count>1</comment_count>
      <attachid>453688</attachid>
    <who name="alan">zalan</who>
    <bug_when>2022-03-02 18:24:56 -0800</bug_when>
    <thetext>Created attachment 453688
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1847805</commentid>
    <comment_count>2</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2022-03-03 03:08:16 -0800</bug_when>
    <thetext>Committed r290773 (248017@main): &lt;https://commits.webkit.org/248017@main&gt;

All reviewed patches have been landed. Closing bug and clearing flags on attachment 453688.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1847806</commentid>
    <comment_count>3</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2022-03-03 03:09:17 -0800</bug_when>
    <thetext>&lt;rdar://problem/89743633&gt;</thetext>
  </long_desc>
      
          <attachment
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            <attachid>453688</attachid>
            <date>2022-03-02 18:24:56 -0800</date>
            <delta_ts>2022-03-03 03:08:19 -0800</delta_ts>
            <desc>Patch</desc>
            <filename>bug-237393-20220302182455.patch</filename>
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            <size>1841</size>
            <attacher name="alan">zalan</attacher>
            
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