<p>It could be a deadlock ... do the following.</p>
<ul>
<li>start kamailio</li>
<li>do <code>kamctl ps</code> and grab the pid of the process ""ctl handler"</li>
<li>reproduce the issue</li>
</ul>
<p>Then use gdb to attach to the pid:</p>
<pre><code>gdb /usr/local/sbin/kamailio _CTLPID_
bt full
</code></pre>
<p>Paste the output here.</p>

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