<?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>315354</bug_id>
          
          <creation_ts>2026-05-22 07:04:59 -0700</creation_ts>
          <short_desc>REGRESSION(311380@main): [macOS wk2 ] media/video-concurrent-visible-playback.html is a flaky TEXT failure</short_desc>
          <delta_ts>2026-05-22 07:30:35 -0700</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>Media</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>InRadar</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Karl Rackler">rackler</reporter>
          <assigned_to name="Jer Noble">jer.noble</assigned_to>
          <cc>jean-yves.avenard</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>2213247</commentid>
    <comment_count>0</comment_count>
    <who name="Karl Rackler">rackler</who>
    <bug_when>2026-05-22 07:04:59 -0700</bug_when>
    <thetext>Description:
media/video-concurrent-visible-playback.html is a flaky TEXT failure on macOS wk2

Regression = https://commits.webkit.org/compare/311378@main...311381@main

This issue can be bisected to 311379@main using the command:
run-webkit-tests --no-build --no-retry --no-show-results --exit-after-n-failures=1 --expect-pass --iterations=1000 --force --release media/video-concurrent-visible-playback.html

------------- BISECTION AUDIT TRAIL -------------
311354@main, 48baa8e06e52 --&gt; Passed
311369@main, 15fd067d02c1 --&gt; Passed
311378@main, 8a3a570e431f --&gt; Passed
311381@main, 9385caa8ebfe --&gt; TEXT
311381@main, 8a3a570e431f --&gt; TEXT
311383@main, 9385caa8ebfe --&gt; TEXT
311384@main, bc2e39054207 --&gt; TEXT
311388@main, 582e63ea2ff2 --&gt; TEXT
311423@main, d670a99238ad --&gt; TEXT
311550@main, 6cb34d720aff --&gt; TEXT
311860@main, 078cc2c4e5b2 --&gt; TEXT
312474@main, 72e2ba203056 --&gt; TEXT
312485@main, a93a06108c0c --&gt; TEXT
313694@main, 07061a2b30ba --&gt; TEXT
313697@main, 07061a2b30ba --&gt; TEXT
313708@main, 9084842c6866 --&gt; TEXT
313708@main, 9084842c6866 --&gt; TEXT
------------- BISECTION AUDIT TRAIL END -------------

History:
https://results.webkit.org/?limit=50000&amp;suite=layout-tests&amp;test=media%2Fvideo-concurrent-visible-playback.html&amp;platform=mac

Diff:
--- 
+++ 
@@ -6,9 +6,11 @@
 RUN(video.src = findMediaFile(&quot;video&quot;, &quot;content/test&quot;))
 
 EVENT(playing)
-EXPECTED (videos[0].paused == &apos;true&apos;) OK
-EXPECTED (videos[1].paused == &apos;false&apos;) OK
+EXPECTED (videos[0].paused == &apos;true&apos;), OBSERVED &apos;false&apos; FAIL
+EXPECTED (videos[1].paused == &apos;false&apos;), OBSERVED &apos;true&apos; FAIL
 EXPECTED (videos[2].paused == &apos;true&apos;) OK
 
+EVENT(playing)
+Too many play events. FAIL
 END OF TEST
 


Test Run: https://build.webkit.org/#/builders/1230/builds/7234
18:57:21.739 78511 [28959/91320] media/video-concurrent-visible-playback.html failed unexpectedly (text diff)
18:57:21.740 78511 worker/0 media/video-concurrent-visible-playback.html failed:</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2213248</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2026-05-22 07:05:08 -0700</bug_when>
    <thetext>&lt;rdar://problem/177711185&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2213253</commentid>
    <comment_count>2</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2026-05-22 07:20:35 -0700</bug_when>
    <thetext>Test gardening commit 313728@main (3425f754d4c6): &lt;https://commits.webkit.org/313728@main&gt;

Reviewed commits have been landed. Closing PR #65474 and removing active labels.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2213255</commentid>
    <comment_count>3</comment_count>
    <who name="Karl Rackler">rackler</who>
    <bug_when>2026-05-22 07:26:53 -0700</bug_when>
    <thetext>The description is wrong and should read This issue can be bisected to 311380@main using the command:
run-webkit-tests --no-build --no-retry --no-show-results --exit-after-n-failures=1 --expect-pass --iterations=1000 --force --release media/video-concurrent-visible-playback.html</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>