<?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>225196</bug_id>
          
          <creation_ts>2021-04-29 10:32:48 -0700</creation_ts>
          <short_desc>REGRESSION (r276633): ASSERTION FAILED: !forbidMallocUseScopeCount || disableMallocRestrictionScopeCount under WebCore::AudioSampleDataSource::create()</short_desc>
          <delta_ts>2021-04-30 08:19:36 -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>WebRTC</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          <see_also>https://bugs.webkit.org/show_bug.cgi?id=224750</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="Ryan Haddad">ryanhaddad</reporter>
          <assigned_to name="youenn fablet">youennf</assigned_to>
          <cc>eric.carlson</cc>
    
    <cc>sihui_liu</cc>
    
    <cc>webkit-bot-watchers-bugzilla</cc>
    
    <cc>webkit-bug-importer</cc>
    
    <cc>youennf</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1755445</commentid>
    <comment_count>0</comment_count>
    <who name="Ryan Haddad">ryanhaddad</who>
    <bug_when>2021-04-29 10:32:48 -0700</bug_when>
    <thetext>The following two API tests are consistently asserting on debug WK2 bots

TestWebKitAPI.WebKit2.SpeechRecognitionPageBecomesInvisible
TestWebKitAPI.WebKit2.SpeechRecognitionErrorWhenStartingAudioCaptureOnDifferentPage

        ASSERTION FAILED: !forbidMallocUseScopeCount || disableMallocRestrictionScopeCount
        /Volumes/Data/worker/bigsur-debug/build/Source/WTF/wtf/FastMalloc.cpp(524) : void *WTF::fastMalloc(size_t)
        1   0x10d2b0df9 WTFCrash
        2   0x10eb5643b WTFCrashWithInfo(int, char const*, char const*, int)
        3   0x10d2f327b WTF::fastMalloc(unsigned long)
        4   0x1298d7595 WTF::ThreadSafeRefCountedBase::operator new(unsigned long)
        5   0x12b40f530 WebCore::AudioSampleDataSource::create(unsigned long, WTF::LoggerHelper&amp;, unsigned long)
        6   0x12bdff2c5 WebCore::SpeechRecognitionCaptureSourceImpl::audioSamplesAvailable(WTF::MediaTime const&amp;, WebCore::PlatformAudioData const&amp;, WebCore::AudioStreamDescription const&amp;, unsigned long)
        7   0x12e145699 WebCore::RealtimeMediaSource::audioSamplesAvailable(WTF::MediaTime const&amp;, WebCore::PlatformAudioData const&amp;, WebCore::AudioStreamDescription const&amp;, unsigned long)
        8   0x12e1abdea WebCore::BaseAudioSharedUnit::audioSamplesAvailable(WTF::MediaTime const&amp;, WebCore::PlatformAudioData const&amp;, WebCore::AudioStreamDescription const&amp;, unsigned long)
        9   0x12bba4388 WebCore::MockAudioSharedUnit::emitSampleBuffers(unsigned int)
        10  0x12bba4691 WebCore::MockAudioSharedUnit::render(WTF::Seconds)
        11  0x12bbb3835 WebCore::MockAudioSharedUnit::tick()::$_3::operator()() const
        12  0x12bbb37be WTF::Detail::CallableWrapper&lt;WebCore::MockAudioSharedUnit::tick()::$_3, void&gt;::call()
        13  0x10d2dce02 WTF::Function&lt;void ()&gt;::operator()() const
        14  0x10d40607e WTF::WorkQueue::dispatch(WTF::Function&lt;void ()&gt;&amp;&amp;)::$_0::operator()() const
        15  0x10d406282 WTF::BlockPtr&lt;void ()&gt; WTF::BlockPtr&lt;void ()&gt;::fromCallable&lt;WTF::WorkQueue::dispatch(WTF::Function&lt;void ()&gt;&amp;&amp;)::$_0&gt;(WTF::WorkQueue::dispatch(WTF::Function&lt;void ()&gt;&amp;&amp;)::$_0)::&apos;lambda&apos;(void*)::operator()(void*) const
        16  0x10d406255 WTF::BlockPtr&lt;void ()&gt; WTF::BlockPtr&lt;void ()&gt;::fromCallable&lt;WTF::WorkQueue::dispatch(WTF::Function&lt;void ()&gt;&amp;&amp;)::$_0&gt;(WTF::WorkQueue::dispatch(WTF::Function&lt;void ()&gt;&amp;&amp;)::$_0)::&apos;lambda&apos;(void*)::__invoke(void*)
        17  0x7fff201975dd _dispatch_call_block_and_release
        18  0x7fff201987c7 _dispatch_client_callout
        19  0x7fff2019e5fe _dispatch_lane_serial_drain
        20  0x7fff2019f0cb _dispatch_lane_invoke
        21  0x7fff201a8c5d _dispatch_workloop_worker_thread
        22  0x7fff20340499 _pthread_wqthread
        23  0x7fff2033f467 start_wqthread


https://results.webkit.org/?suite=api-tests&amp;suite=api-tests&amp;test=TestWebKitAPI.WebKit2.SpeechRecognitionPageBecomesInvisible&amp;test=TestWebKitAPI.WebKit2.SpeechRecognitionErrorWhenStartingAudioCaptureOnDifferentPage</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1755446</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2021-04-29 10:33:04 -0700</bug_when>
    <thetext>&lt;rdar://problem/77329071&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1755455</commentid>
    <comment_count>2</comment_count>
    <who name="Ryan Haddad">ryanhaddad</who>
    <bug_when>2021-04-29 10:48:10 -0700</bug_when>
    <thetext>Test history suggests that this started with https://trac.webkit.org/changeset/276633/webkit</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1755457</commentid>
    <comment_count>3</comment_count>
    <who name="youenn fablet">youennf</who>
    <bug_when>2021-04-29 10:50:47 -0700</bug_when>
    <thetext>Will fix it tomorrow</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1755630</commentid>
    <comment_count>4</comment_count>
      <attachid>427399</attachid>
    <who name="youenn fablet">youennf</who>
    <bug_when>2021-04-30 00:58:57 -0700</bug_when>
    <thetext>Created attachment 427399
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1755687</commentid>
    <comment_count>5</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2021-04-30 08:19:34 -0700</bug_when>
    <thetext>Committed r276839 (237190@main): &lt;https://commits.webkit.org/237190@main&gt;

All reviewed patches have been landed. Closing bug and clearing flags on attachment 427399.</thetext>
  </long_desc>
      
          <attachment
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            <attachid>427399</attachid>
            <date>2021-04-30 00:58:57 -0700</date>
            <delta_ts>2021-04-30 08:19:35 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>bug-225196-20210430095856.patch</filename>
            <type>text/plain</type>
            <size>2092</size>
            <attacher name="youenn fablet">youennf</attacher>
            
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