<?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>261557</bug_id>
          
          <creation_ts>2023-09-14 08:17:27 -0700</creation_ts>
          <short_desc>[ macOS EWS Debug ] media/video-remove-insert-repaints.html is a flaky crash</short_desc>
          <delta_ts>2024-02-15 14:25:52 -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>Media</component>
          <version>WebKit Local Build</version>
          <rep_platform>Mac (Apple Silicon)</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>NEW</bug_status>
          <resolution></resolution>
          
          <see_also>https://bugs.webkit.org/show_bug.cgi?id=260663</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="Andy Estes">aestes</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          <cc>kkinnunen</cc>
    
    <cc>Morningstar</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1977493</commentid>
    <comment_count>0</comment_count>
    <who name="Andy Estes">aestes</who>
    <bug_when>2023-09-14 08:17:27 -0700</bug_when>
    <thetext>https://ews-build.webkit.org/#/builders/17/builds/14751
https://ews-build.s3-us-west-2.amazonaws.com/macOS-AppleSilicon-Ventura-Debug-WK2-Tests-EWS/53b3b82c-14751/results.html
https://ews-build.s3-us-west-2.amazonaws.com/macOS-AppleSilicon-Ventura-Debug-WK2-Tests-EWS/53b3b82c-14751/media/video-remove-insert-repaints-crash-log.txt

ASSERTION FAILED: m_clientCounts.contains(contextId)
/Volumes/Data/worker/macOS-AppleSilicon-Ventura-Debug-Build-EWS/build/Source/WebKit/WebProcess/cocoa/VideoFullscreenManager.mm(236) : void WebKit::VideoFullscreenManager::removeClientForContext(WebKit::PlaybackSessionContextIdentifier)
1   0x137a60df8 WTFCrash
2   0x11887f6c0 std::__1::span&lt;unsigned char const, 18446744073709551615ul&gt;::span[abi:v15006]&lt;unsigned char const*&gt;(unsigned char const*, unsigned long)
3   0x11a3aeb1c WebKit::VideoFullscreenManager::removeClientForContext(WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;)
4   0x11a3b34e0 WebKit::VideoFullscreenManager::didCleanupFullscreen(WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;)
5   0x11af5e134 auto void IPC::callMemberFunction&lt;WebKit::VideoFullscreenManager, WebKit::VideoFullscreenManager, void (WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;), std::__1::tuple&lt;WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&gt;&gt;(WebKit::VideoFullscreenManager*, void (WebKit::VideoFullscreenManager::*)(WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;), std::__1::tuple&lt;WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&gt;&amp;&amp;)::&apos;lambda&apos;(auto&amp;&amp;...)::operator()&lt;WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&gt;(auto&amp;&amp;...) const
6   0x11af5e09c decltype(std::declval&lt;WebKit::VideoFullscreenManager&gt;()(std::declval&lt;WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&gt;())) std::__1::__invoke[abi:v15006]&lt;void IPC::callMemberFunction&lt;WebKit::VideoFullscreenManager, WebKit::VideoFullscreenManager, void (WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;), std::__1::tuple&lt;WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&gt;&gt;(WebKit::VideoFullscreenManager*, void (WebKit::VideoFullscreenManager::*)(WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;), std::__1::tuple&lt;WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&gt;&amp;&amp;)::&apos;lambda&apos;(auto&amp;&amp;...), WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&gt;(WebKit::VideoFullscreenManager&amp;&amp;, WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&amp;&amp;)
7   0x11af5e070 decltype(auto) std::__1::__apply_tuple_impl[abi:v15006]&lt;void IPC::callMemberFunction&lt;WebKit::VideoFullscreenManager, WebKit::VideoFullscreenManager, void (WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;), std::__1::tuple&lt;WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&gt;&gt;(WebKit::VideoFullscreenManager*, void (WebKit::VideoFullscreenManager::*)(WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;), std::__1::tuple&lt;WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&gt;&amp;&amp;)::&apos;lambda&apos;(auto&amp;&amp;...), std::__1::tuple&lt;WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&gt;, 0ul&gt;(WebKit::VideoFullscreenManager&amp;&amp;, WebKit::VideoFullscreenManager&amp;&amp;, std::__1::__tuple_indices&lt;0ul&gt;)
8   0x11af5e034 decltype(auto) std::__1::apply[abi:v15006]&lt;void IPC::callMemberFunction&lt;WebKit::VideoFullscreenManager, WebKit::VideoFullscreenManager, void (WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;), std::__1::tuple&lt;WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&gt;&gt;(WebKit::VideoFullscreenManager*, void (WebKit::VideoFullscreenManager::*)(WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;), std::__1::tuple&lt;WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&gt;&amp;&amp;)::&apos;lambda&apos;(auto&amp;&amp;...), std::__1::tuple&lt;WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&gt;&gt;(WebKit::VideoFullscreenManager&amp;&amp;, WebKit::VideoFullscreenManager&amp;&amp;)
9   0x11af5dd8c void IPC::callMemberFunction&lt;WebKit::VideoFullscreenManager, WebKit::VideoFullscreenManager, void (WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;), std::__1::tuple&lt;WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&gt;&gt;(WebKit::VideoFullscreenManager*, void (WebKit::VideoFullscreenManager::*)(WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;), std::__1::tuple&lt;WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;&gt;&amp;&amp;)
10  0x11af5b9dc void IPC::handleMessage&lt;Messages::VideoFullscreenManager::DidCleanupFullscreen, WebKit::VideoFullscreenManager, WebKit::VideoFullscreenManager, void (WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;)&gt;(IPC::Connection&amp;, IPC::Decoder&amp;, WebKit::VideoFullscreenManager*, void (WebKit::VideoFullscreenManager::*)(WTF::ObjectIdentifierGeneric&lt;WebCore::HTMLMediaElementIdentifierType, WTF::ObjectIdentifierMainThreadAccessTraits&gt;))
11  0x11af5ae14 WebKit::VideoFullscreenManager::didReceiveMessage(IPC::Connection&amp;, IPC::Decoder&amp;)
12  0x11b7467ac IPC::MessageReceiverMap::dispatchMessage(IPC::Connection&amp;, IPC::Decoder&amp;)
13  0x11a887ed0 WebKit::WebProcess::didReceiveMessage(IPC::Connection&amp;, IPC::Decoder&amp;)
14  0x11b71c7d4 IPC::Connection::dispatchMessage(IPC::Decoder&amp;)
15  0x11b71cc04 IPC::Connection::dispatchMessage(std::__1::unique_ptr&lt;IPC::Decoder, std::__1::default_delete&lt;IPC::Decoder&gt;&gt;)
16  0x11b71cf14 IPC::Connection::dispatchOneIncomingMessage()
17  0x11b739d20 IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr&lt;IPC::Decoder, std::__1::default_delete&lt;IPC::Decoder&gt;&gt;)::$_17::operator()() const
18  0x11b739c7c WTF::Detail::CallableWrapper&lt;IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr&lt;IPC::Decoder, std::__1::default_delete&lt;IPC::Decoder&gt;&gt;)::$_17, void&gt;::call()
19  0x1397df314 WTF::Function&lt;void ()&gt;::operator()() const
20  0x137b1eb8c WTF::RunLoop::performWork()
21  0x137b231ec WTF::RunLoop::performWork(void*)
22  0x18cfbe63c __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__
23  0x18cfbe5d0 __CFRunLoopDoSource0
24  0x18cfbe340 __CFRunLoopDoSources0
25  0x18cfbcf48 __CFRunLoopRun
26  0x18cfbc4b8 CFRunLoopRunSpecific
27  0x18df35fcc -[NSRunLoop(NSRunLoop) runMode:beforeDate:]
28  0x18dfaeccc -[NSRunLoop(NSRunLoop) run]
29  0x18cc2e594 _xpc_objc_main
30  0x18cc2deb4 xpc_main
31  0x1196873a4 WebKit::XPCServiceMain(int, char const**)
com.apple.WebKit.WebContent.Development terminated (pid 21143) for reason: crash
LEAK: 1 WebPageProxy</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1977494</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2023-09-14 08:18:12 -0700</bug_when>
    <thetext>&lt;rdar://problem/115495223&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2014138</commentid>
    <comment_count>2</comment_count>
    <who name="Dawn Morningstar">Morningstar</who>
    <bug_when>2024-02-15 14:12:42 -0800</bug_when>
    <thetext>This is not only asserting on Mac but also on iOS: https://results.webkit.org/?platform=ios&amp;suite=layout-tests&amp;test=media%2Fvideo-remove-insert-repaints.html</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2014140</commentid>
    <comment_count>3</comment_count>
    <who name="Dawn Morningstar">Morningstar</who>
    <bug_when>2024-02-15 14:14:12 -0800</bug_when>
    <thetext>(In reply to Dawn Morningstar from comment #2)
&gt; This is not only asserting on Mac but also on iOS:
&gt; https://results.webkit.org/?platform=ios&amp;suite=layout-
&gt; tests&amp;test=media%2Fvideo-remove-insert-repaints.html

It&apos;s also not exclusively happening on EWS https://results.webkit.org/?suite=layout-tests&amp;test=media%2Fvideo-remove-insert-repaints.html</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2014151</commentid>
    <comment_count>4</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2024-02-15 14:25:52 -0800</bug_when>
    <thetext>Test gardening commit 274765@main (a63a3538aa3c): &lt;https://commits.webkit.org/274765@main&gt;

Reviewed commits have been landed. Closing PR #24548 and removing active labels.</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>