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        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - REGRESSION: Speedometer/Full.htm started to crash"
   href="https://bugs.webkit.org/show_bug.cgi?id=156340">156340</a>
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        <tr>
          <th>Summary</th>
          <td>REGRESSION: Speedometer/Full.htm started to crash
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>WebKit
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>Other
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Unspecified
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Unspecified
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>Normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>P2
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>JavaScriptCore
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>webkit-unassigned&#64;lists.webkit.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>ossy&#64;webkit.org
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>benjamin&#64;webkit.org, fpizlo&#64;apple.com, keith_miller&#64;apple.com, sbarati&#64;apple.com
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        <pre>Speedometer/Full.htm started to crash between r199126 and r199135:
- <a href="https://build.webkit.org/builders/Apple%20El%20Capitan%20Release%20WK2%20%28Perf%29/builds/1650">https://build.webkit.org/builders/Apple%20El%20Capitan%20Release%20WK2%20%28Perf%29/builds/1650</a>
- <a href="https://build.webkit.org/builders/Apple%20Yosemite%20Release%20WK2%20%28Perf%29/builds/4674">https://build.webkit.org/builders/Apple%20Yosemite%20Release%20WK2%20%28Perf%29/builds/4674</a>
- <a href="https://build.webkit.org/builders/EFL%20Linux%2064-bit%20Release%20WK2%20%28Perf%29/builds/8315">https://build.webkit.org/builders/EFL%20Linux%2064-bit%20Release%20WK2%20%28Perf%29/builds/8315</a>

only EFL bot provides crash log:
Running Speedometer/Full.html (151 of 151)
error: Speedometer/Full.html
1   0x7f1c3b2ace58
2   0x7f1c38e3c2f0
3   0x7f1c33f81780 JSC::JSArray::tryCreateUninitialized(JSC::VM&amp;, JSC::Structure*, unsigned int)
4   0x7f1c34073713 JSC::arrayProtoPrivateFuncConcatMemcpy(JSC::ExecState*)
5   0x7f1be39ff0c8

It seems it is a bug in JSC somewhere.

JSC changes in this interval:
- <a href="https://trac.webkit.org/changeset/199128">https://trac.webkit.org/changeset/199128</a>
- <a href="https://trac.webkit.org/changeset/199129">https://trac.webkit.org/changeset/199129</a>
- <a href="https://trac.webkit.org/changeset/199132">https://trac.webkit.org/changeset/199132</a></pre>
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