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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>187713</bug_id>
          
          <creation_ts>2018-07-16 15:29:19 -0700</creation_ts>
          <short_desc>Release assert in ~TimerBase is getting hit in WK1 apps which uses JSC API directly</short_desc>
          <delta_ts>2018-07-16 19:50:13 -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>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="Ryosuke Niwa">rniwa</reporter>
          <assigned_to name="Ryosuke Niwa">rniwa</assigned_to>
          <cc>beidson</cc>
    
    <cc>cdumez</cc>
    
    <cc>ddkilzer</cc>
    
    <cc>mark.lam</cc>
    
    <cc>simon.fraser</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1442531</commentid>
    <comment_count>0</comment_count>
    <who name="Ryosuke Niwa">rniwa</who>
    <bug_when>2018-07-16 15:29:19 -0700</bug_when>
    <thetext>Apparently, JSC API doesn&apos;t grab the web thread lock, as a result, some apps are hitting the release assertion in ~TimerBase.

&lt;rdar://problem/41759548&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1442532</commentid>
    <comment_count>1</comment_count>
      <attachid>345124</attachid>
    <who name="Ryosuke Niwa">rniwa</who>
    <bug_when>2018-07-16 15:31:03 -0700</bug_when>
    <thetext>Created attachment 345124
Fixes the crash</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1442535</commentid>
    <comment_count>2</comment_count>
    <who name="Mark Lam">mark.lam</who>
    <bug_when>2018-07-16 15:45:23 -0700</bug_when>
    <thetext>The GTK and wpe build failure looks legit.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1442540</commentid>
    <comment_count>3</comment_count>
      <attachid>345128</attachid>
    <who name="Ryosuke Niwa">rniwa</who>
    <bug_when>2018-07-16 16:10:09 -0700</bug_when>
    <thetext>Created attachment 345128
Fixed non-iOS builds</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1442589</commentid>
    <comment_count>4</comment_count>
      <attachid>345128</attachid>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2018-07-16 19:09:02 -0700</bug_when>
    <thetext>Comment on attachment 345128
Fixed non-iOS builds

View in context: https://bugs.webkit.org/attachment.cgi?id=345128&amp;action=review

&gt; Source/WebCore/ChangeLog:8
&gt; +        Turn this into a debug assertion in WebKit1.

This needs more explanation that mentions the JSC lack of WebThreadLock etc, and reference a radar.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1442606</commentid>
    <comment_count>5</comment_count>
    <who name="Ryosuke Niwa">rniwa</who>
    <bug_when>2018-07-16 19:50:13 -0700</bug_when>
    <thetext>Committed r233879: &lt;https://trac.webkit.org/changeset/233879&gt;</thetext>
  </long_desc>
      
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            <date>2018-07-16 15:31:03 -0700</date>
            <delta_ts>2018-07-16 16:10:08 -0700</delta_ts>
            <desc>Fixes the crash</desc>
            <filename>bug-187713-20180716153102.patch</filename>
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            <attachid>345128</attachid>
            <date>2018-07-16 16:10:09 -0700</date>
            <delta_ts>2018-07-16 19:09:02 -0700</delta_ts>
            <desc>Fixed non-iOS builds</desc>
            <filename>bug-187713-20180716161008.patch</filename>
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    </bug>

</bugzilla>