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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - asyncDisassembly crashes on iOS"
href="https://bugs.webkit.org/show_bug.cgi?id=168259">168259</a>
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<th>Summary</th>
<td>asyncDisassembly crashes on iOS
</td>
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<th>Classification</th>
<td>Unclassified
</td>
</tr>
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<th>Product</th>
<td>WebKit
</td>
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<th>Version</th>
<td>WebKit Nightly Build
</td>
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<th>Hardware</th>
<td>Unspecified
</td>
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<th>OS</th>
<td>Unspecified
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>Normal
</td>
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<th>Priority</th>
<td>P2
</td>
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<th>Component</th>
<td>JavaScriptCore
</td>
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<th>Assignee</th>
<td>webkit-unassigned@lists.webkit.org
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</tr>
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<th>Reporter</th>
<td>msaboff@apple.com
</td>
</tr></table>
<p>
<div>
<pre>It crashes with Bus Error right after emitting the jitWrite thunk.
Looks like this is due to the mapping of the jitWrite thunk pages being changed to execute only immediately after generating and linking the code. With async disassembly, we can't read the code to disassemble.
<rdar://problem/30124488></pre>
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