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<p class="MsoNormal"><span style="font-size:11.0pt">Liviu,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">I am very impressed! I was indeed sending a malformed invite just like the one you posted, specifically with the missing line termination before the Call-ID.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;color:black">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">Ben Newlin</span><span style="font-size:11.0pt"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="color:black">From: </span></b><span style="color:black">Users <users-bounces@lists.opensips.org> on behalf of Liviu Chircu <liviu@opensips.org><br>
<b>Reply-To: </b>OpenSIPS users mailling list <users@lists.opensips.org><br>
<b>Date: </b>Friday, June 8, 2018 at 5:17 AM<br>
<b>To: </b>"users@lists.opensips.org" <users@lists.opensips.org><br>
<b>Subject: </b>Re: [OpenSIPS-Users] OpenSIPS Crash<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
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<p><tt><span style="font-size:10.0pt">Hi Ben,</span></tt><o:p></o:p></p>
<p><tt><span style="font-size:10.0pt">Excellent report! I managed to reproduce the crash on first try:</span></tt><o:p></o:p></p>
<p><tt><span style="font-size:10.0pt">Core was generated by `./opensips -m64 -M16 -f cfg/opensips-2.4-sipp-siptrace.cfg -w .'.</span></tt><span style="font-size:10.0pt;font-family:"Courier New""><br>
<tt>Program terminated with signal SIGSEGV, Segmentation fault.</tt><br>
<tt>#0 0x00007f7987cd7f2a in sip_trace (msg=0x7f799817fd20, info=0x7f799468d5e0) at siptrace.c:1646</tt><br>
<tt>1646 db_vals[1].val.str_val.s = msg->callid->body.s;</tt><br>
<tt>(gdb) bt</tt><br>
<tt>#0 0x00007f7987cd7f2a in sip_trace (msg=0x7f799817fd20, info=0x7f799468d5e0) at siptrace.c:1646</tt><br>
<tt>#1 0x00007f7987cd7c8d in sip_trace_w (msg=0x7f799817fd20, param1=0x7f7998169110 "\001", param2=0x2 <error: Cannot access memory at address 0x2>, param3=0x7f79981691f8 "\001", param4=0x0) at siptrace.c:1590</tt><br>
<tt>#2 0x0000000000445082 in do_action (a=0x7f79981589a0, msg=0x7f799817fd20) at action.c:1864</tt><br>
<tt>#3 0x000000000043ccf7 in run_action_list (a=0x7f79981589a0, msg=0x7f799817fd20) at action.c:172</tt></span><o:p></o:p></p>
<p class="MsoNormal"><tt><span style="font-size:10.0pt">Quick question for you: you are sending a malformed INVITE, correct? Here is how mine looked like:</span></tt><span style="font-size:10.0pt;font-family:"Courier New""><br>
<br>
<tt>INVITE <a href="sip:sipp@127.0.0.1:5060">sip:sipp@127.0.0.1:5060</a> SIP/2.0.</tt><br>
<tt>Via: SIP/2.0/UDP 127.0.0.1:7000;branch=z9hG4bK-1988-1-0.</tt><br>
<tt>From: sipp <a href="sip:sipp@127.0.0.1:7000"><sip:sipp@127.0.0.1:7000></a>;tag=123456789.</tt><br>
<tt>To: sut <a href="sip:sipp@127.0.0.1:5060"><sip:sipp@127.0.0.1:5060></a>.</tt><br>
<tt>CSeq: 1 INVITE.</tt><br>
<tt>Contact: <a href="sip:sipp@127.0.0.1:7000"><sip:sipp@127.0.0.1:7000></a> Call-ID:
<a href="mailto:1-1988@127.0.0.1">1-1988@127.0.0.1</a>.</tt><br>
<tt>Max-Forwards: 70.</tt><br>
<tt>Subject: Performance Test.</tt><br>
<tt>Content-Type: application/sdp.</tt><br>
<tt>Content-Length: 129.</tt><br>
<tt>.</tt><br>
<tt>v=0.</tt><br>
<tt>o=user1 53655765 2353687637 IN IP4 127.0.0.1.</tt><br>
<tt>s=-.</tt><br>
<tt>c=IN IP4 127.0.0.1.</tt><br>
<tt>t=0 0.</tt><br>
<tt>m=audio 6001 RTP/AVP 0.</tt><br>
<tt>a=rtpmap:0 PCMU/8000.</tt><br>
<br>
<tt>Notice how OpenSIPS will be unable to parse the Call-ID header field, hence the immediate crash in sip_trace(), as it's unable to handle a NULL Call-ID.</tt></span><o:p></o:p></p>
<p><tt><span style="font-size:10.0pt">Best regards,</span></tt><o:p></o:p></p>
<pre>Liviu Chircu<o:p></o:p></pre>
<pre>OpenSIPS Developer<o:p></o:p></pre>
<pre><a href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a><o:p></o:p></pre>
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<p class="MsoNormal">On 07.06.2018 22:24, Ben Newlin wrote:<o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt">Hi,</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt">While running a new test scenario I encountered an OpenSIPS crash.</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt">version: opensips 2.3.3 (x86_64/linux)</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt">flags: STATS: On, DISABLE_NAGLE, USE_MCAST, SHM_MMAP, PKG_MALLOC, F_MALLOC, FAST_LOCK-ADAPTIVE_WAIT</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt">ADAPTIVE_WAIT_LOOPS=1024, MAX_RECV_BUFFER_SIZE 262144, MAX_LISTEN 16, MAX_URI_SIZE 1024, BUF_SIZE 65535</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt">poll method support: poll, epoll_lt, epoll_et, sigio_rt, select.</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt">git revision: a0bed9d</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt">main.c compiled on 21:08:28 May 16 2018 with gcc 4.8.5</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Logs: <a href="https://pastebin.com/3vL3rbG4">
https://pastebin.com/3vL3rbG4</a></span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt">BT: <a href="https://pastebin.com/tTp32ASC">
https://pastebin.com/tTp32ASC</a></span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Let me know if anything else is needed.</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">Thanks,</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">Ben Newlin</span><o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><br>
<br>
<br>
<o:p></o:p></span></p>
<pre>_______________________________________________<o:p></o:p></pre>
<pre>Users mailing list<o:p></o:p></pre>
<pre><a href="mailto:Users@lists.opensips.org">Users@lists.opensips.org</a><o:p></o:p></pre>
<pre><a href="http://lists.opensips.org/cgi-bin/mailman/listinfo/users">http://lists.opensips.org/cgi-bin/mailman/listinfo/users</a><o:p></o:p></pre>
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