<p>Managed to get a core dump for this:</p>

<p>Core was generated by `/usr/local/opensips/sbin/opensips -P /var/run/opensips/opensips.pid -m 64 -M 64'.<br>
Program terminated with signal SIGABRT, Aborted.<br>
#0  0x00007f86d7b2a107 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56<br>
56      ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory.<br>
(gdb) bt<br>
#0  0x00007f86d7b2a107 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56<br>
<a href="https://github.com/OpenSIPS/opensips/issues/1" class="issue-link" title="Dummy ticket">#1</a>  0x00007f86d7b2b4e8 in __GI_abort () at abort.c:89<br>
<a href="https://github.com/OpenSIPS/opensips/issues/2" class="issue-link" title="Dummy issue">#2</a>  0x00007f86cfd35fde in free_faked_req (faked_req=faked_req@entry=0x7f86cffa8bc0 , t=t@entry=0x7f86c608f120) at t_msgbuilder.h:216<br>
<a href="https://github.com/OpenSIPS/opensips/pull/3" class="issue-link" title="Compilation problem under CentOS 6">#3</a>  0x00007f86cfd3d094 in run_failure_handlers (t=0x7f86c608f120) at t_reply.c:586<br>
<a href="https://github.com/OpenSIPS/opensips/pull/4" class="issue-link" title="Compilation problem under CentOS 6">#4</a>  t_should_relay_response (reply=0x7f86d3bdf430, cancel_bitmap=, should_relay=, should_store=,<br>
    branch=, new_code=487, Trans=0x7f86c608f120) at t_reply.c:911<br>
<a href="https://github.com/OpenSIPS/opensips/pull/5" class="issue-link" title="spec file update to CentOS 6">#5</a>  relay_reply (t=0x7f86c608f120, p_msg=0x7f86d3bdf430, branch=, msg_status=487, cancel_bitmap=) at t_reply.c:1125<br>
<a href="https://github.com/OpenSIPS/opensips/issues/6" class="issue-link" title="Wrong password column used for authentication">#6</a>  0x00007f86cfd4101a in reply_received (p_msg=0x7f86d3bdf430) at t_reply.c:1505<br>
<a href="https://github.com/OpenSIPS/opensips/pull/7" class="issue-link" title="b2bua: Add AVP-based authentication">#7</a>  0x000000000047d615 in forward_reply (msg=msg@entry=0x7f86d3bdf430) at forward.c:516<br>
<a href="https://github.com/OpenSIPS/opensips/issues/8" class="issue-link" title="Flag to set string to lower for RURI/From/To/Contact">#8</a>  0x000000000045e37d in receive_msg (<br>
    buf=0x860540  "SIP/2.0 487 Request Terminated\r\nVia: SIP/2.0/UDP 192.168.4.213:5060;rport=5060;received=192.168.4.213;branch=z9hG4bKa26b.8f7eed45.0\r\nVia: SIP/2.0/UDP 192.168.4.214:5060;rport=5060;received=192.168.4.2"..., len=, rcv_info=rcv_info@entry=0x7ffc8c72a8e0) at receive.c:243<br>
<a href="https://github.com/OpenSIPS/opensips/issues/9" class="issue-link" title="segfault on fm_malloc">#9</a>  0x00000000005a13f2 in udp_read_req (si=, bytes_read=) at net/proto_udp/proto_udp.c:190<br>
<a href="https://github.com/OpenSIPS/opensips/issues/10" class="issue-link" title="Set exchange and routing-key for event_rabbitmq module">#10</a> 0x000000000058b9de in handle_io (fm=, fm=, fm=, idx=, event_type=2) at net/net_udp.c:259<br>
<a href="https://github.com/OpenSIPS/opensips/issues/11" class="issue-link" title="Set exchange and routing-key for the event_rabbitmq module">#11</a> io_wait_loop_epoll (h=, t=, repeat=) at net/../io_wait_loop.h:190<br>
<a href="https://github.com/OpenSIPS/opensips/pull/12" class="issue-link" title="Install Notes">#12</a> udp_rcv_loop (si=si@entry=0x7f86d3afd3f8) at net/net_udp.c:307<br>
<a href="https://github.com/OpenSIPS/opensips/pull/13" class="issue-link" title="1.8">#13</a> 0x000000000058d5bc in udp_start_processes (chd_rank=chd_rank@entry=0x84d22c , startup_done=startup_done@entry=0x0) at net/net_udp.c:447<br>
<a href="https://github.com/OpenSIPS/opensips/pull/14" class="issue-link" title="Added presence federation algorithm.">#14</a> 0x000000000041aa23 in main_loop () at main.c:722<br>
<a href="https://github.com/OpenSIPS/opensips/pull/15" class="issue-link" title="Ds better pua dialoginfo">#15</a> main (argc=, argv=) at main.c:1253<br>
(gdb)</p>

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