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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - REGRESSION(r209653) Crash in CallFrameShuffler::snapshot()"
href="https://bugs.webkit.org/show_bug.cgi?id=165728">165728</a>
</td>
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<th>Summary</th>
<td>REGRESSION(r209653) Crash in CallFrameShuffler::snapshot()
</td>
</tr>
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<th>Classification</th>
<td>Unclassified
</td>
</tr>
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<th>Product</th>
<td>WebKit
</td>
</tr>
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<th>Version</th>
<td>WebKit Nightly Build
</td>
</tr>
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<th>Hardware</th>
<td>Unspecified
</td>
</tr>
<tr>
<th>OS</th>
<td>Unspecified
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
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<th>Severity</th>
<td>Normal
</td>
</tr>
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<th>Priority</th>
<td>P2
</td>
</tr>
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<th>Component</th>
<td>JavaScriptCore
</td>
</tr>
<tr>
<th>Assignee</th>
<td>webkit-unassigned@lists.webkit.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>msaboff@apple.com
</td>
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<div>
<pre>* thread #1: tid = 0x1c5c6c9, 0x000000011031d738 JavaScriptCore`JSC::CachedRecovery::recovery(this=0x0000000000000000) const + 8 at CachedRecovery.h:115, queue = 'com.apple.main-thread', stop reason = EXC_BAD_ACCESS (code=1, address=0x0)
frame #0: 0x000000011031d738 JavaScriptCore`JSC::CachedRecovery::recovery(this=0x0000000000000000) const + 8 at CachedRecovery.h:115
* frame #1: 0x000000011101f2dd JavaScriptCore`JSC::CallFrameShuffler::snapshot(this=0x0000000113bb8500, argumentsLocation=RegisterArgs4InRegisters) const + 653 at CallFrameShuffler.h:122
frame #2: 0x000000011101ddb1 JavaScriptCore`JSC::linkPolymorphicCall(exec=0x00007fff4fda2590, callLinkInfo=0x0000000113b82480, newVariant=CallVariant @ 0x00007fff4fda1bc8) + 7233 at Repatch.cpp:929
frame #3: 0x0000000110be0648 JavaScriptCore`::operationLinkPolymorphicCall(execCallee=0x00007fff4fda2590, callLinkInfo=0x0000000113b82480) + 152 at JITOperations.cpp:1091
frame #4: 0x00003c83a9c00f7a
...
snapshot() can't handle a ValueRecovery targeted to multiple argument registers.</pre>
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