<?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>181969</bug_id>
          
          <creation_ts>2018-01-22 18:18:40 -0800</creation_ts>
          <short_desc>REGRESSION: Layout Test fast/events/message-port.html is a flaky timeout</short_desc>
          <delta_ts>2018-01-23 15:26:21 -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>New Bugs</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>NEW</bug_status>
          <resolution></resolution>
          
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords></keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Ryan Haddad">ryanhaddad</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          <cc>jlewis3</cc>
    
    <cc>ryanhaddad</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1391935</commentid>
    <comment_count>0</comment_count>
    <who name="Ryan Haddad">ryanhaddad</who>
    <bug_when>2018-01-22 18:18:40 -0800</bug_when>
    <thetext>The following layout test is flaky on macOS

fast/events/message-port.html

Probable cause:

Unknown. The earliest timeout blames an unrelated change (https://trac.webkit.org/changeset/226306/webkit), but this became very flaky on 1/19

Flakiness Dashboard:

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&amp;tests=fast%2Fevents%2Fmessage-port.html</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1391936</commentid>
    <comment_count>1</comment_count>
    <who name="Ryan Haddad">ryanhaddad</who>
    <bug_when>2018-01-22 18:19:36 -0800</bug_when>
    <thetext>I wonder if https://trac.webkit.org/changeset/227213/webkit is to blame. We&apos;ll need to regress this.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1392296</commentid>
    <comment_count>2</comment_count>
    <who name="Matt Lewis">jlewis3</who>
    <bug_when>2018-01-23 15:26:21 -0800</bug_when>
    <thetext>Marked as flaky https://trac.webkit.org/changeset/227456/webkit</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>