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No, I am not that expert <span>😊</span></div>
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I just find out that there are so many dump files in the working directory. Please find the backtrace below</div>
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<span>#0 0x00007f3e27818c9f in t_should_relay_response (Trans=0x7f3de60bdc60, new_code=200, branch=0, should_store=0x7fff44501d78, should_relay=0x7fff44501d7c, cancel_data=0x7fff44501fc0,<br>
</span>
<div> reply=0x7f3e2a042708) at t_reply.c:1281<br>
</div>
<div>#1 0x00007f3e2781d1d6 in relay_reply (t=0x7f3de60bdc60, p_msg=0x7f3e2a042708, branch=0, msg_status=200, cancel_data=0x7fff44501fc0, do_put_on_wait=1) at t_reply.c:1785<br>
</div>
<div>#2 0x00007f3e278223a2 in reply_received (p_msg=0x7f3e2a042708) at t_reply.c:2530<br>
</div>
<div>#3 0x00000000004f0271 in do_forward_reply (msg=0x7f3e2a042708, mode=0) at core/forward.c:744<br>
</div>
<div>#4 0x00000000004f1a31 in forward_reply (msg=0x7f3e2a042708) at core/forward.c:845<br>
</div>
<div>#5 0x0000000000572d17 in receive_msg (<br>
</div>
<div> buf=0xa533c0 <buf.6822> "SIP/2.0 200 OK\r\nVia: SIP/2.0/UDP <b>X.X.X.X:xxx</b>;branch=z9hG4bK408d.a486c78251b57e015f4f0942872a10bf.0;i=2;received=<b>X.X.X.X</b>\r\nVia: SIP/2.0/TCP 192.168.2.7:60336;received=58.65.176.42;rport=26439;b"..., len=969,
rcv_info=0x7fff44502730) at core/receive.c:355<br>
</div>
<div>#6 0x0000000000454f9c in udp_rcv_loop () at core/udp_server.c:554<br>
</div>
<div>#7 0x0000000000424409 in main_loop () at main.c:1619<br>
</div>
<span>#8 0x000000000042b98e in main (argc=9, argv=0x7fff44502c78) at main.c:2638</span> </div>
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<br>
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<div id="signature">
<p class="ecxMsoNormal">Regards</p>
<p class="ecxMsoNormal"><br>
</p>
<p class="ecxMsoNormal"><a name="_MailAutoSig" target="_blank"><b><span style="font-size:8.0pt; font-family:"Verdana","sans-serif"; font-variant:small-caps; color:navy">Hamid R. Hashmi</span></b></a></p>
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<hr style="display:inline-block;width:98%" tabindex="-1">
<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Daniel-Constantin Mierla <miconda@gmail.com><br>
<b>Sent:</b> Thursday, October 4, 2018 11:30 AM<br>
<b>To:</b> Kamailio (SER) - Users Mailing List; Hamid Hashmi<br>
<b>Subject:</b> Re: [SR-Users] Freeing already Freed pointer</font>
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<p>Hello,</p>
<p><br>
</p>
<p>do you have your own developed module or other private extensions made to kamailio?</p>
<p><br>
</p>
<p>The logs show there was a core dump file, locate it and get the back trace with gdb and send it here.</p>
<p><br>
</p>
<p>Cheers,<br>
Daniel<br>
</p>
<br>
<div class="x_moz-cite-prefix">On 03.10.18 10:39, Hamid Hashmi wrote:<br>
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Dear Kamailio User</div>
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<br>
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<div style="color:rgb(38,114,236); font-family:Calibri,Helvetica,sans-serif; font-size:12pt">
Can you please guide me in identifying the issue. </div>
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<span style="">Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4df30), called from tm: t_reply.c:
relay_reply(1920), first free tm: h_table.c: free_cell_helper(155) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing
already freed pointer (0x7f30c8a4cc40), called from tm: h_table.c: free_cell_helper(153), first free tm: h_table.c: free_cell_helper(153) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A
CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4afc8), called from tm: h_table.c: free_cell_helper(153), first free tm: h_table.c: free_cell_helper(153) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]:
923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4af38), called from tm: h_table.c: free_cell_helper(174), first free tm: h_table.c:
free_cell_helper(174) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4ae38),
called from dialog: dlg_handlers.c: dlg_iuid_sfree(305), first free dialog: dlg_handlers.c: dlg_iuid_sfree(305) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]:
qm_free(): BUG: freeing already freed pointer (0x7f30c8a4aea8), called from tm: h_table.c: free_cell_helper(174), first free tm: h_table.c: free_cell_helper(174) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A
CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4ada8), called from tm: h_table.c: free_cell_helper(174), first free tm: h_table.c: free_cell_helper(174) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]:
923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4ad18), called from tm: h_table.c: free_cell_helper(174), first free tm: h_table.c:
free_cell_helper(174) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4ac88),
called from tm: h_table.c: free_cell_helper(174), first free tm: h_table.c: free_cell_helper(174) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]:
qm_free(): BUG: freeing already freed pointer (0x7f30c8a4d290), called from tm: h_table.c: free_cell_helper(181), first free tm: h_table.c: free_cell_helper(181) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A
CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4ca20), called from tm: h_table.c: free_cell_helper(231), first free tm: h_table.c: free_cell_helper(231) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]:
923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4c998), called from tm: h_table.c: free_cell_helper(232), first free tm: h_table.c:
free_cell_helper(232) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a495d8),
called from tm: h_table.c: free_cell_helper(251), first free tm: h_table.c: free_cell_helper(251) - aborting
</span><br>
</div>
<div style="color:rgb(38,114,236); font-family:Calibri,Helvetica,sans-serif; font-size:12pt">
<br>
</div>
<div id="x_signature">
<p class="x_ecxMsoNormal">Regards</p>
<p class="x_ecxMsoNormal"><br>
</p>
<p class="x_ecxMsoNormal"><a name="x__MailAutoSig" target="_blank"><b><span style="font-size:8.0pt; font-family:"Verdana","sans-serif"; font-variant:small-caps; color:navy">Hamid R. Hashmi</span></b></a></p>
</div>
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<div id="x_divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" color="#000000" style="font-size:11pt"><b>From:</b> sr-users
<a class="x_moz-txt-link-rfc2396E" href="mailto:sr-users-bounces@lists.kamailio.org">
<sr-users-bounces@lists.kamailio.org></a> on behalf of Hamid Hashmi <a class="x_moz-txt-link-rfc2396E" href="mailto:hamid2kviii@hotmail.com">
<hamid2kviii@hotmail.com></a><br>
<b>Sent:</b> Thursday, September 27, 2018 5:14 PM<br>
<b>To:</b> Kamailio (SER) - Users Mailing List<br>
<b>Subject:</b> [SR-Users] Freeing already Freed pointer</font>
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I have been receiving CRITICAL core logs since I have updated my service to the following version. </div>
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<br>
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<div style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(38,114,236)">
<span>Print out of kamailio internals<br>
</span>
<div> Version: kamailio 5.1.5 (x86_64/linux) d06080<br>
</div>
<div> Default config: /usr/local/SIPSer/etc/kamailio/kamailio.cfg<br>
</div>
<div> Default paths to modules: /usr/local/SIPSer/lib64/kamailio/modules<br>
</div>
<div> Compile flags: STATS: Off, USE_TCP, USE_TLS, USE_SCTP, TLS_HOOKS, USE_RAW_SOCKS, DISABLE_NAGLE, USE_MCAST, DNS_IP_HACK, SHM_MEM, SHM_MMAP, PKG_MALLOC, Q_MALLOC, F_MALLOC, TLSF_MALLOC, DBG_SR_MEMORY, USE_FUTEX, FAST_LOCK-ADAPTIVE_WAIT, USE_DNS_CACHE,
USE_DNS_FAILOVER, USE_NAPTR, USE_DST_BLACKLIST, HAVE_RESOLV_RES<br>
</div>
<div> MAX_RECV_BUFFER_SIZE=262144<br>
</div>
<div> MAX_URI_SIZE=1024<br>
</div>
<div> BUF_SIZE=65535<br>
</div>
<div> DEFAULT PKG_SIZE=8MB<br>
</div>
<div> DEFAULT SHM_SIZE=64MB<br>
</div>
<div> ADAPTIVE_WAIT_LOOPS=1024<br>
</div>
<div> TCP poll methods: poll, epoll_lt, epoll_et, sigio_rt, select<br>
</div>
<div> Source code revision ID: d06080<br>
</div>
<div> Compiled with: gcc 4.8.5<br>
</div>
<div> Compiled on: 14:17:56 Sep 13 2018<br>
</div>
<span>Thank you for flying kamailio!</span><br>
</div>
<div style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(38,114,236)">
<br>
</div>
<div style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(38,114,236)">
I have been starting kamailio with the following command</div>
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<br>
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<div style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(38,114,236)">
$ /usr/local/sbin/kamailio -P /run/kamailio/kamailio.pid -f /usr/local/etc/kamailio/kamailio.cfg -m 1024 -M 512</div>
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<br>
</div>
<div style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(38,114,236)">
Sample Critical Logs are below</div>
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<br>
</div>
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<span style="font-size:8pt">Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4df30), called
from tm: t_reply.c: relay_reply(1920), first free tm: h_table.c: free_cell_helper(155) - aborting</span><span><br>
</span>
<div><span style="font-size:8pt">Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4cc40), called
from tm: h_table.c: free_cell_helper(153), first free tm: h_table.c: free_cell_helper(153) - aborting</span></div>
</div>
<div style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(38,114,236)">
<br>
</div>
<div style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(38,114,236)">
Its also causing service crash. Complete logs are <a href="https://paste.ee/p/q65DE" title="https://paste.ee/p/q65DE">
here</a>. </div>
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<br>
</div>
<div id="x_x_signature">
<p class="x_x_ecxMsoNormal">Regards</p>
<p class="x_x_ecxMsoNormal"><a name="x_x__MailAutoSig" target="_blank"><b><span style="font-size:8.0pt; font-family:"Verdana","sans-serif"; font-variant:small-caps; color:navy">Hamid R. Hashmi</span></b></a></p>
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<pre>_______________________________________________
Kamailio (SER) - Users Mailing List
<a class="x_moz-txt-link-abbreviated" href="mailto:sr-users@lists.kamailio.org">sr-users@lists.kamailio.org</a>
<a class="x_moz-txt-link-freetext" href="https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users">https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users</a>
</pre>
</blockquote>
<br>
<pre class="x_moz-signature" cols="72">--
Daniel-Constantin Mierla -- <a class="x_moz-txt-link-abbreviated" href="http://www.asipto.com">www.asipto.com</a>
<a class="x_moz-txt-link-abbreviated" href="http://www.twitter.com/miconda">www.twitter.com/miconda</a> -- <a class="x_moz-txt-link-abbreviated" href="http://www.linkedin.com/in/miconda">www.linkedin.com/in/miconda</a>
Kamailio World Conference -- <a class="x_moz-txt-link-abbreviated" href="http://www.kamailioworld.com">www.kamailioworld.com</a>
Kamailio Advanced Training, Nov 12-14, 2018, in Berlin -- <a class="x_moz-txt-link-abbreviated" href="http://www.asipto.com">www.asipto.com</a></pre>
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