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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>225529</bug_id>
          
          <creation_ts>2021-05-07 11:39:41 -0700</creation_ts>
          <short_desc>[ Monterey Ventura wk2 ] scrollingcoordinator/mac/fixed-backgrounds/fixed-background-in-overflow-in-iframe.html is a constant text failure.</short_desc>
          <delta_ts>2024-05-06 16:50:34 -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>New Bugs</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</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="Robert Jenner">jenner</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          <cc>ben_schwartz</cc>
    
    <cc>kdolan</cc>
    
    <cc>rackler</cc>
    
    <cc>simon.fraser</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>1757936</commentid>
    <comment_count>0</comment_count>
    <who name="Robert Jenner">jenner</who>
    <bug_when>2021-05-07 11:39:41 -0700</bug_when>
    <thetext>scrollingcoordinator/mac/fixed-backgrounds/fixed-background-in-overflow-in-iframe.html

is a flaky text failure on BigSur Release wk2 on Apple Silicon Macs only.

HISTORY:
https://results.webkit.org/?suite=layout-tests&amp;test=scrollingcoordinator%2Fmac%2Ffixed-backgrounds%2Ffixed-background-in-overflow-in-iframe.html

TEXT DIFF:
     (layout viewport (0,0) width=785 height=600)
     (min layoutViewport origin (0,0))
     (max layoutViewport origin (0,1416))
-    (behavior for fixed 0)
-    (frame hosting node
-      (frame scrolling node
-        (scrollable area size width=500 height=400)
-        (total content size width=500 height=400)
-        (last committed scroll position (0,0))
-        (scrollable area parameters
-          (horizontal scroll elasticity 0)
-          (vertical scroll elasticity 0)
-          (horizontal scrollbar mode 0)
-          (vertical scrollbar mode 0))
-        (synchronous scrolling reasons Has slow repaint descendant scrollers)
-        (layout viewport (0,0) width=500 height=400)
-        (min layoutViewport origin (0,0))
-        (max layoutViewport origin (0,0))
-        (behavior for fixed 0)
-        (overflow scrolling node
-          (scrollable area size width=405 height=305)
-          (total content size width=410 height=1020)
-          (last committed scroll position (0,0))
-          (scrollable area parameters
-            (horizontal scroll elasticity 0)
-            (vertical scroll elasticity 0)
-            (horizontal scrollbar mode 0)
-            (vertical scrollbar mode 0)
-            (allows horizontal scrolling 1)
-            (allows vertical scrolling 1))
-          (synchronous scrolling reasons Has slow repaint objects))))))
+    (behavior for fixed 0)))
https://build.webkit.org/results/Apple-BigSur-Release-AppleSilicon-WK2-Tests/r277174%20(1348)/scrollingcoordinator/mac/fixed-backgrounds/fixed-background-in-overflow-in-iframe-pretty-diff.html</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1758103</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2021-05-07 17:01:34 -0700</bug_when>
    <thetext>&lt;rdar://problem/77679410&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1758685</commentid>
    <comment_count>2</comment_count>
    <who name="Robert Jenner">jenner</who>
    <bug_when>2021-05-10 15:28:40 -0700</bug_when>
    <thetext>This problem is rarely occurring, and only appears to happen on Apple Silicon Macs. As such, I cannot reproduce these failures because I don&apos;t have access to said system type. Updated test expectations to Pass Failure here:

https://trac.webkit.org/changeset/277299/webkit</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1861522</commentid>
    <comment_count>3</comment_count>
    <who name="Karl Rackler">rackler</who>
    <bug_when>2022-04-14 09:06:15 -0700</bug_when>
    <thetext>[ Mac wk2 arm64 ] scrollingcoordinator/mac/fixed-backgrounds/fixed-background-in-overflow-in-iframe.html is a flaky failure

Description:
scrollingcoordinator/mac/fixed-backgrounds/fixed-background-in-overflow-in-iframe.html is now flaky failing with Monterey wk2 both release and debug.

The first failure that I see on the dashboard was 03/28/22 at r292002 for Big Sur and 3/18/2022 at r291501 for Monterey debug and release.  Neither appears relevant to causing this issue.  This test seems to have been flaky since the start.

History:
https://results.webkit.org/?suite=layout-tests&amp;test=scrollingcoordinator%2Fmac%2Ffixed-backgrounds%2Ffixed-background-in-overflow-in-iframe.html&amp;limit=50000

Diff:
--- /Volumes/Data/worker/monterey-release-applesilicon-tests-wk2/build/layout-test-results/scrollingcoordinator/mac/fixed-backgrounds/fixed-background-in-overflow-in-iframe-expected.txt
+++ /Volumes/Data/worker/monterey-release-applesilicon-tests-wk2/build/layout-test-results/scrollingcoordinator/mac/fixed-backgrounds/fixed-background-in-overflow-in-iframe-actual.txt
@@ -14,32 +14,5 @@
     (layout viewport (0,0) width=785 height=600)
     (min layoutViewport origin (0,0))
     (max layoutViewport origin (0,1416))
-    (behavior for fixed 0)
-    (frame hosting node
-      (frame scrolling node
-        (scrollable area size width=500 height=400)
-        (total content size width=500 height=400)
-        (last committed scroll position (0,0))
-        (scrollable area parameters
-          (horizontal scroll elasticity 0)
-          (vertical scroll elasticity 0)
-          (horizontal scrollbar mode 0)
-          (vertical scrollbar mode 0))
-        (synchronous scrolling reasons Has slow repaint objects, Has slow repaint descendant scrollers)
-        (layout viewport (0,0) width=500 height=400)
-        (min layoutViewport origin (0,0))
-        (max layoutViewport origin (0,0))
-        (behavior for fixed 0)
-        (overflow scrolling node
-          (scrollable area size width=405 height=305)
-          (total content size width=410 height=1020)
-          (last committed scroll position (0,0))
-          (scrollable area parameters
-            (horizontal scroll elasticity 0)
-            (vertical scroll elasticity 0)
-            (horizontal scrollbar mode 0)
-            (vertical scrollbar mode 0)
-            (allows horizontal scrolling 1)
-            (allows vertical scrolling 1))
-          (synchronous scrolling reasons Has slow repaint objects))))))
+    (behavior for fixed 0)))

I have updated the marking for this test as flaky failing while this issue is investigated.

Canonical link: https://commits.webkit.org/249642@main
git-svn-id: https://svn.webkit.org/repository/webkit/trunk@292871</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2019981</commentid>
    <comment_count>4</comment_count>
    <who name="Ben Schwartz">ben_schwartz</who>
    <bug_when>2024-03-10 18:47:50 -0700</bug_when>
    <thetext>Still occurring on Monterey and Ventura.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2019982</commentid>
    <comment_count>5</comment_count>
    <who name="Ben Schwartz">ben_schwartz</who>
    <bug_when>2024-03-10 18:48:19 -0700</bug_when>
    <thetext>Still occurring on Monterey and Ventura, but now a constant text failure with the same diff.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2019984</commentid>
    <comment_count>6</comment_count>
    <who name="Ben Schwartz">ben_schwartz</who>
    <bug_when>2024-03-10 18:50:58 -0700</bug_when>
    <thetext>Correction: this is a constant text failure on all configurations of Monterey/Ventura with wk2.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2019991</commentid>
    <comment_count>7</comment_count>
    <who name="Ben Schwartz">ben_schwartz</who>
    <bug_when>2024-03-10 19:04:26 -0700</bug_when>
    <thetext>This issue regressed to a constant failure at 267516@main, meaning this could be a re-baseline candidate.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2033602</commentid>
    <comment_count>8</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2024-05-06 16:41:17 -0700</bug_when>
    <thetext>Test gardening commit 278431@main (68b1f542c3f0): &lt;https://commits.webkit.org/278431@main&gt;

Reviewed commits have been landed. Closing PR #28210 and removing active labels.</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>