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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=FR link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span style='color:windowtext'>Hello Daniel,<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>I got a new occurrence last night with the following backtrace, looks like the same:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>(gdb) backtrace<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>#0 0x00007f92366761f7 in raise () from /lib64/libc.so.6<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>#1 0x00007f92366778e8 in abort () from /lib64/libc.so.6<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>#2 0x000000000061fb2c in qm_free (qm=0x7f91f4eaf000, p=0x7f92110d0300, file=0x7f9226dd7072 "dialog: dlg_hash.c", func=0x7f9226dd9aeb <__FUNCTION__.12761> "destroy_dlg", line=381) at mem/q_malloc.c:474<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>#3 0x00007f9226d6fb62 in destroy_dlg (dlg=0x7f920f775598) at dlg_hash.c:381<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>#4 0x00007f9226d75681 in dlg_unref (dlg=0x7f920f775598, cnt=2) at dlg_hash.c:874<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>#5 0x00007f9226da14d5 in dlg_ontimeout (tl=0x7f920f7755f8) at dlg_handlers.c:1488<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>#6 0x00007f9226db1e67 in dlg_timer_routine (ticks=8621904, attr=0x0) at dlg_timer.c:283<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>#7 0x00000000004af537 in compat_old_handler (ti=137950479, tl=0x7f91f7ad8cc8, data=0x7f91f7ad8cc8) at timer.c:1011<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>#8 0x00000000004aff14 in slow_timer_main () at timer.c:1145<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>#9 0x000000000052a2af in main_loop () at main.c:1684<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>#10 0x000000000052fe71 in main (argc=7, argv=0x7fff51f21418) at main.c:2581<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>I start to analyse the gap to upgrade to the latest 4.3 or 4.4 or 5.1. And I notice that the source code of PDB module has been changed. But, I didn't found a release note for this changing. Do you know where can I find this?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>Regards,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>Igor.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-GB style='color:windowtext;mso-fareast-language:FR'>De :</span></b><span lang=EN-GB style='color:windowtext;mso-fareast-language:FR'> igor.potjevlesch@gmail.com <igor.potjevlesch@gmail.com> <br><b>Envoyé :</b> mercredi 11 avril 2018 17:31<br><b>À :</b> miconda@gmail.com; 'Kamailio (SER) - Users Mailing List' <sr-users@lists.kamailio.org><br><b>Objet :</b> RE: [SR-Users] Kamailio 4.2.8 has crashed<o:p></o:p></span></p></div></div><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span style='color:windowtext'>Hello Daniel,<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>Ok, thank you for your feedback. mem_safety is available in 4.2?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>Regards,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'>Igor.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='color:windowtext'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='color:windowtext;mso-fareast-language:FR'>De :</span></b><span style='color:windowtext;mso-fareast-language:FR'> Daniel-Constantin Mierla <<a href="mailto:miconda@gmail.com">miconda@gmail.com</a>> <br><b>Envoyé :</b> mercredi 11 avril 2018 16:06<br><b>À :</b> Kamailio (SER) - Users Mailing List <<a href="mailto:sr-users@lists.kamailio.org">sr-users@lists.kamailio.org</a>>; <a href="mailto:igor.potjevlesch@gmail.com">igor.potjevlesch@gmail.com</a><br><b>Objet :</b> Re: [SR-Users] Kamailio 4.2.8 has crashed<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p>Hello,<o:p></o:p></p><p>the reason of the crash is a double free, but why it happened is not clear -- if you want to avoid crashing on double free, you can set mem_safety=1 .<o:p></o:p></p><p>4.2 is rather old to start digging into its code with a very limited spare time. Maybe you can try with a newer version and see if you can reproduce.<o:p></o:p></p><p>Cheers,<br>Daniel<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>On 11.04.18 14:32, <a href="mailto:igor.potjevlesch@gmail.com">igor.potjevlesch@gmail.com</a> wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal>Hello,<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>I had a crash on one Kamailio instance with the following backtrace:</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>Core was generated by `/usr/local/sbin/kamailio -m 704 -M 128 -P /run/kamailio/kamailio.pid'.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>Program terminated with signal 6, Aborted.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>#0 0x00007f92366761f7 in raise () from /lib64/libc.so.6</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>Missing separate debuginfos, use: debuginfo-install bzip2-libs-1.0.6-13.el7.x86_64 elfutils-libelf-0.168-8.el7.x86_64 glibc-2.17-196.el7_4.2.x86_64 keyutils-libs-1.5.8-3.el7.x86_64 krb5-libs-1.15.1-8.el7.x86_64 libacl-2.2.51-12.el7.x86_64 libattr-2.4.46-12.el7.x86_64 libcap-2.22-9.el7.x86_64 libcom_err-1.42.9-10.el7.x86_64 libdb-5.3.21-21.el7_4.x86_64 libgcc-4.8.5-16.el7_4.1.x86_64 libselinux-2.5-11.el7.x86_64 libstdc++-4.8.5-16.el7_4.1.x86_64 lm_sensors-libs-3.4.0-4.20160601gitf9185e5.el7.x86_64 lua-5.1.4-15.el7.x86_64 mariadb-libs-5.5.56-2.el7.x86_64 net-snmp-agent-libs-5.7.2-28.el7_4.1.x86_64 net-snmp-libs-5.7.2-28.el7_4.1.x86_64 nspr-4.13.1-1.0.el7_3.x86_64 nss-3.28.4-15.el7_4.x86_64 nss-softokn-freebl-3.28.3-8.el7_4.x86_64 nss-util-3.28.4-3.el7.x86_64 openssl-libs-1.0.2k-8.el7.x86_64 pcre-8.32-17.el7.x86_64 perl-libs-5.16.3-292.el7.x86_64 popt-1.13-16.el7.x86_64 rpm-libs-4.11.3-25.el7.x86_64 tcp_wrappers-libs-7.6-77.el7.x86_64 xz-libs-5.2.2-1.el7.x86_64 zlib-1.2.7-17.el7.x86_64</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>(gdb) backtrace</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>#0 0x00007f92366761f7 in raise () from /lib64/libc.so.6</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>#1 0x00007f92366778e8 in abort () from /lib64/libc.so.6</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>#2 0x000000000061fb2c in qm_free (qm=0x7f91f4eaf000, p=0x7f92110d0300, file=0x7f9226dd7072 "dialog: dlg_hash.c", func=0x7f9226dd9aeb <__FUNCTION__.12761> "destroy_dlg", line=381) at mem/q_malloc.c:474</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>#3 0x00007f9226d6fb62 in destroy_dlg (dlg=0x7f920f775598) at dlg_hash.c:381</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>#4 0x00007f9226d75681 in dlg_unref (dlg=0x7f920f775598, cnt=2) at dlg_hash.c:874</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>#5 0x00007f9226da14d5 in dlg_ontimeout (tl=0x7f920f7755f8) at dlg_handlers.c:1488</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>#6 0x00007f9226db1e67 in dlg_timer_routine (ticks=8621904, attr=0x0) at dlg_timer.c:283</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>#7 0x00000000004af537 in compat_old_handler (ti=137950479, tl=0x7f91f7ad8cc8, data=0x7f91f7ad8cc8) at timer.c:1011</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>#8 0x00000000004aff14 in slow_timer_main () at timer.c:1145</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>#9 0x000000000052a2af in main_loop () at main.c:1684</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>#10 0x000000000052fe71 in main (argc=7, argv=0x7fff51f21418) at main.c:2581</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>(gdb)</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>Is there enough information to understand the reason of the crash?</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>Regards,</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-GB>Igor.</span><o:p></o:p></p><p class=MsoNormal style='margin-bottom:12.0pt'><span style='mso-fareast-language:FR'><br><br><o:p></o:p></span></p><pre>_______________________________________________<o:p></o:p></pre><pre>Kamailio (SER) - Users Mailing List<o:p></o:p></pre><pre><a href="mailto:sr-users@lists.kamailio.org">sr-users@lists.kamailio.org</a><o:p></o:p></pre><pre><a href="https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users">https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users</a><o:p></o:p></pre></blockquote><p class=MsoNormal style='margin-bottom:12.0pt'><span style='mso-fareast-language:FR'><o:p> </o:p></span></p><pre>-- <o:p></o:p></pre><pre>Daniel-Constantin Mierla<o:p></o:p></pre><pre><a href="http://www.twitter.com/miconda">www.twitter.com/miconda</a> -- <a href="http://www.linkedin.com/in/miconda">www.linkedin.com/in/miconda</a><o:p></o:p></pre><pre>Kamailio Advanced Training - April 16-18, 2018, Berlin - <a href="http://www.asipto.com">www.asipto.com</a><o:p></o:p></pre><pre>Kamailio World Conference - May 14-16, 2018 - <a href="http://www.kamailioworld.com">www.kamailioworld.com</a><o:p></o:p></pre></div></body></html>