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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>262088</bug_id>
          
          <creation_ts>2023-09-25 17:41:20 -0700</creation_ts>
          <short_desc>REGRESSION(266896@main): [ wk2 debug ] imported/w3c/web-platform-tests/fetch/private-network-access/iframe.tentative.https.window.html is flaky failure</short_desc>
          <delta_ts>2023-09-28 08:43:11 -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>DOM</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>REOPENED</bug_status>
          <resolution></resolution>
          
          <see_also>https://bugs.webkit.org/show_bug.cgi?id=260112</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="Ben Schwartz">ben_schwartz</reporter>
          <assigned_to name="Ryosuke Niwa">rniwa</assigned_to>
          <cc>m_finkel</cc>
    
    <cc>rniwa</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>1980019</commentid>
    <comment_count>0</comment_count>
    <who name="Ben Schwartz">ben_schwartz</who>
    <bug_when>2023-09-25 17:41:20 -0700</bug_when>
    <thetext>imported/w3c/web-platform-tests/fetch/private-network-access/iframe.tentative.https.window.html

This test is a near-constant/consistent failure on all platforms, wk2 debug builds.

HISTORY:

https://results.webkit.org/?suite=layout-tests&amp;test=imported%2Fw3c%2Fweb-platform-tests%2Ffetch%2Fprivate-network-access%2Fiframe.tentative.https.window.html&amp;style=debug

TEXT DIFF:

 
-PASS local to local: no preflight required.
-PASS local to private: no preflight required.
-PASS local to public: no preflight required.
-FAIL private to local: failed preflight. assert_equals: expected &quot;timeout&quot; but got &quot;loaded&quot;
+FAIL local to local: no preflight required. assert_equals: expected &quot;loaded&quot; but got &quot;timeout&quot;
+FAIL local to private: no preflight required. assert_equals: expected &quot;loaded&quot; but got &quot;timeout&quot;
+FAIL local to public: no preflight required. assert_equals: expected &quot;loaded&quot; but got &quot;timeout&quot;
+PASS private to local: failed preflight.
 PASS private to local: missing CORS headers.
 PASS private to local: missing PNA header.
 FAIL private to local: success. assert_equals: expected &quot;loaded&quot; but got &quot;timeout&quot;
-PASS private to private: no preflight required.
-PASS private to public: no preflight required.
-FAIL public to local: failed preflight. assert_equals: expected &quot;timeout&quot; but got &quot;loaded&quot;
+FAIL private to private: no preflight required. assert_equals: expected &quot;loaded&quot; but got &quot;timeout&quot;
+FAIL private to public: no preflight required. assert_equals: expected &quot;loaded&quot; but got &quot;timeout&quot;
+PASS public to local: failed preflight.
 PASS public to local: missing CORS headers.
 PASS public to local: missing PNA header.
 FAIL public to local: success. assert_equals: expected &quot;loaded&quot; but got &quot;timeout&quot;
-FAIL public to private: failed preflight. assert_equals: expected &quot;timeout&quot; but got &quot;loaded&quot;
+PASS public to private: failed preflight.
 PASS public to private: missing CORS headers.
 PASS public to private: missing PNA header.
 FAIL public to private: success. assert_equals: expected &quot;loaded&quot; but got &quot;timeout&quot;
-PASS public to public: no preflight required.
-FAIL treat-as-public-address to local: failed preflight. assert_equals: expected &quot;timeout&quot; but got &quot;loaded&quot;
+FAIL public to public: no preflight required. assert_equals: expected &quot;loaded&quot; but got &quot;timeout&quot;
+PASS treat-as-public-address to local: failed preflight.
 PASS treat-as-public-address to local: missing CORS headers.
 PASS treat-as-public-address to local: missing PNA header.
 FAIL treat-as-public-address to local: success. assert_equals: expected &quot;loaded&quot; but got &quot;timeout&quot;
-FAIL treat-as-public-address to private: failed preflight. assert_equals: expected &quot;timeout&quot; but got &quot;loaded&quot;
+PASS treat-as-public-address to private: failed preflight.
 PASS treat-as-public-address to private: missing CORS headers.
 PASS treat-as-public-address to private: missing PNA header.
 FAIL treat-as-public-address to private: success. assert_equals: expected &quot;loaded&quot; but got &quot;timeout&quot;

DIFF URL:

https://build.webkit.org/results/Apple-Ventura-Debug-AppleSilicon-WK2-Tests/268414@main%20(3733)/imported/w3c/web-platform-tests/fetch/private-network-access/iframe.tentative.https.window-pretty-diff.html

REPRODUCIBILITY:

I was able to reproduce this issue on macOS Ventura (13.5, 22G74/arm64) ToT using the following command:

run-webkit-tests --debug --verbose --clobber-old-results imported/w3c/web-platform-tests/fetch/private-network-access/iframe.tentative.https.window.html</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1980020</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2023-09-25 17:41:31 -0700</bug_when>
    <thetext>&lt;rdar://problem/116025642&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1980023</commentid>
    <comment_count>2</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2023-09-25 17:56:47 -0700</bug_when>
    <thetext>Test gardening commit 268424@main (4b69127af56d): &lt;https://commits.webkit.org/268424@main&gt;

Reviewed commits have been landed. Closing PR #18201 and removing active labels.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1980223</commentid>
    <comment_count>3</comment_count>
    <who name="Ryosuke Niwa">rniwa</who>
    <bug_when>2023-09-26 10:55:52 -0700</bug_when>
    <thetext>I can&apos;t reproduce this failure on macOS Sonoma.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1980290</commentid>
    <comment_count>4</comment_count>
    <who name="Ben Schwartz">ben_schwartz</who>
    <bug_when>2023-09-26 14:24:30 -0700</bug_when>
    <thetext>Reproduced on macOS Sonoma using the following command:

run-webkit-tests --debug --verbose --clobber-old-results --force --iterations 100 --child-processes 10 -f --exit-after-n-failures 1 imported/w3c/web-platform-tests/fetch/private-network-access/iframe.tentative.https.window.html</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1980524</commentid>
    <comment_count>5</comment_count>
    <who name="Ryosuke Niwa">rniwa</who>
    <bug_when>2023-09-27 08:43:45 -0700</bug_when>
    <thetext>Pull request: https://github.com/WebKit/WebKit/pull/18284</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1980565</commentid>
    <comment_count>6</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2023-09-27 10:36:04 -0700</bug_when>
    <thetext>Committed 268519@main (1cfc40dde59d): &lt;https://commits.webkit.org/268519@main&gt;

Reviewed commits have been landed. Closing PR #18284 and removing active labels.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1980969</commentid>
    <comment_count>7</comment_count>
    <who name="Ryosuke Niwa">rniwa</who>
    <bug_when>2023-09-28 07:51:30 -0700</bug_when>
    <thetext>Hm... this test is still flaky.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1980987</commentid>
    <comment_count>8</comment_count>
    <who name="Ryosuke Niwa">rniwa</who>
    <bug_when>2023-09-28 08:39:27 -0700</bug_when>
    <thetext>Pull request: https://github.com/WebKit/WebKit/pull/18357</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1980988</commentid>
    <comment_count>9</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2023-09-28 08:43:11 -0700</bug_when>
    <thetext>Test gardening commit 268590@main (1242f2ee324a): &lt;https://commits.webkit.org/268590@main&gt;

Reviewed commits have been landed. Closing PR #18357 and removing active labels.</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>