<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!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>198942</bug_id>
          
          <creation_ts>2019-06-17 16:58:49 -0700</creation_ts>
          <short_desc>REGRESSION: [ Mac WK2 ] webgpu/vertex-buffer-triangle-strip.html is a flakey image failure</short_desc>
          <delta_ts>2020-01-22 15:38:58 -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>Tools / Tests</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>NEW</bug_status>
          <resolution></resolution>
          
          <see_also>https://bugs.webkit.org/show_bug.cgi?id=201827</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="Russell Epstein">repstein</reporter>
          <assigned_to name="Justin Fan">justin_fan</assigned_to>
          <cc>justin_fan</cc>
    
    <cc>mmaxfield</cc>
    
    <cc>repstein</cc>
    
    <cc>ryanhaddad</cc>
    
    <cc>sroberts</cc>
    
    <cc>tsavell</cc>
    
    <cc>webkit-bot-watchers-bugzilla</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1545469</commentid>
    <comment_count>0</comment_count>
    <who name="Russell Epstein">repstein</who>
    <bug_when>2019-06-17 16:58:49 -0700</bug_when>
    <thetext>webgpu/vertex-buffer-triangle-strip.html is flakey from the tip of tree (246513) until 243496. 
When attempting to find point of regression, identified that the test crashes instead of fails on revisions beginning with and older than 243494.

History:

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&amp;tests=webgpu%2Fvertex-buffer-triangle-strip.html

Steps to Reproduce:

run-webkit-tests --iter 1000 --exit-after-n-failures 30 -f webgpu/vertex-buffer-triangle-strip.html

Diff:

https://build.webkit.org/results/Apple%20Mojave%20Debug%20WK2%20(Tests)/r246514%20(3117)/webgpu/vertex-buffer-triangle-strip-diff.png</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1600487</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2019-12-19 13:56:28 -0800</bug_when>
    <thetext>&lt;rdar://problem/58090529&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1600488</commentid>
    <comment_count>2</comment_count>
    <who name="Truitt Savell">tsavell</who>
    <bug_when>2019-12-19 13:57:08 -0800</bug_when>
    <thetext>This test is still a flakey failure. The image diff is missing a large green square.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1609786</commentid>
    <comment_count>3</comment_count>
    <who name="Truitt Savell">tsavell</who>
    <bug_when>2020-01-22 15:38:58 -0800</bug_when>
    <thetext>Marked this test as failing while it is investigated in: https://trac.webkit.org/changeset/254949/webkit</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>