[Kamailio-Users] Kamailio Core Dumping

Wed Jun 17 11:27:21 CEST 2009

Hello Stagg,

On 06/16/2009 05:50 PM, Stagg Shelton wrote:
> I believe that we have discovered why kamailio was core dumping.  We 
> received a 200 OK with SDP back from an upstream that had a mal 
> formatted Record-Route: header field.
>
> Record-Route: <sip:8.17.32.37;lr=on;did=87e.7defc835>,SUBSCRIBE,NOTIFY
>
> Each time we received one of these packets with the bad RR header, 
> openser-1.3.4, kamailio-1.5.1, and SVN kamailio from 6/12 each core 
> dumped at update_dialog_dbinfo.  While I understand that the 
> Record-Route example is bad, and certainly doesn't conform to the 
> RFC.  Would it be possible to do some kind of sanity check on the 
> header and handle the garbage data error more gracefully?
this has to be definitely fixed if still applies -- thanks for 
troubleshooting. Can you get the latest version of 1.5 branch and test. 
There were some sanity checks added to dialog module that might solve 
this one as well.

Cheers,
Daniel

>
> Thanks
> Stagg
>
>
> On Jun 11, 2009, at 12:59 PM, Daniel-Constantin Mierla wrote:
>
>> Hello,
>>
>> there were some recent fixes to dialog, but after 1.5.1 was released. 
>> you have to take the source from svn branch 1.5:
>>
>> svn co 
>> https://openser.svn.sourceforge.net/svnroot/openser/branches/1.5 kamailio-1.5 
>>
>>
>> Install it and try again. Should be fixed, if not, let me know.
>>
>> Cheers,
>> Daniel
>>
>>
>>
>> On 06/11/2009 06:33 PM, Stagg Shelton wrote:
>>> I've recently tried to migrate my production environment to kamailio 
>>> 1.5.1-notls from openser-1.3.4-notls.  I have been working through 
>>> some issues, and the most recent issues have been that kamailio has 
>>> begun to segmentation fault and core dump.  Has anyone else 
>>> experienced any similar issues, what other information could i 
>>> provide that can be helpful in diagnosing my troubles with 1.5.1.  I 
>>> have had to fall back to 1.3.4 until i can get this sorted out.
>>>
>>> Below is my backtrace of the core dump file.
>>>
>>> Core was generated by `/sbin/kamailio -m 1024'.
>>> Program terminated with signal 11, Segmentation fault.
>>> [New process 5315]
>>> #0  0x00007f57bb9954e0 in update_dialog_dbinfo (cell=0x7f577e6a17c0) 
>>> at dlg_db_handler.c:498
>>> 498            SET_STR_VALUE(values+8, 
>>> cell->bind_addr[DLG_CALLEE_LEG]->sock_str);
>>> Missing separate debuginfos, use: debuginfo-install 
>>> bzip2-libs-1.0.5-3.fc10.x86_64 compat-db45-4.5.20-5.fc10.x86_64 
>>> e2fsprogs-libs-1.41.4-5.fc10.x86_64 
>>> elfutils-libelf-0.141-1.fc10.x86_64 file-libs-4.26-5.fc10.x86_64 
>>> glibc-2.9-3.x86_64 keyutils-libs-1.2-3.fc9.x86_64 
>>> krb5-libs-1.6.3-18.fc10.x86_64 libconfuse-2.6-1.fc9.x86_64 
>>> libgcc-4.3.2-7.x86_64 libselinux-2.0.78-1.fc10.x86_64 
>>> lm_sensors-3.0.2-1.fc10.x86_64 lua-5.1.4-1.fc10.x86_64 
>>> mysql-libs-5.0.77-1.fc10.x86_64 net-snmp-libs-5.4.2.1-3.fc10.x86_64 
>>> nspr-devel-4.7.3-2.fc10.x86_64 nss-devel-3.12.2.0-5.fc10.x86_64 
>>> openssl-0.9.8g-13.fc10.x86_64 pcre-7.8-1.fc10.x86_64 
>>> perl-libs-5.10.0-68.fc10.x86_64 popt-1.13-4.fc10.x86_64 
>>> radiusclient-ng-0.5.6-3.fc9.x86_64 rpm-libs-4.6.0-2.fc10.x86_64 
>>> tcp_wrappers-libs-7.6-53.fc10.x86_64 zlib-1.2.3-18.fc9.x86_64
>>> (gdb) bt
>>> #0  0x00007f57bb9954e0 in update_dialog_dbinfo (cell=0x7f577e6a17c0) 
>>> at dlg_db_handler.c:498
>>> #1  0x00007f57bb998b5e in dlg_onreply (t=0x7f577aaec3b8, type=<value 
>>> optimized out>, param=<value optimized out>) at dlg_handlers.c:318
>>> #2  0x00007f57bf59d345 in run_trans_callbacks (type=128, 
>>> trans=0x7f577e6a3918, req=0x7f577e6afce8, rpl=0x775710, code=200) at 
>>> t_hooks.c:240
>>> #3  0x00007f57bf5ba352 in relay_reply (t=0x7f577e6a3918, 
>>> p_msg=<value optimized out>, branch=0, msg_status=200, 
>>> cancel_bitmap=0x7fffc7c0c098)
>>>    at t_reply.c:1229
>>> #4  0x00007f57bf5badce in reply_received (p_msg=0x775710) at 
>>> t_reply.c:1485
>>> #5  0x0000000000420382 in forward_reply (msg=0x775710) at forward.c:521
>>> #6  0x00000000004529f9 in receive_msg (
>>>    buf=0x71f880 "SIP/2.0 200 OK\r\nVia: SIP/2.0/UDP 
>>> 8.17.32.37;branch=z9hG4bKd89d.68915ca2.0\r\nVia: SIP/2.0/UDP 
>>> 8.17.32.166:5060;received=8.17.32.166;branch=z9hG4bK0615b7d2;rport=5060\r\nFrom: 
>>> \"CID Info\" <sip:5551212"..., len=889, rcv_info=0x7fffc7c0c190) at 
>>> receive.c:212
>>> #7  0x0000000000487da6 in udp_rcv_loop () at udp_server.c:449
>>> #8  0x00000000004274e4 in main_loop () at main.c:774
>>> #9  main (argc=<value optimized out>, argv=0x7fffc7c0c368) at 
>>> main.c:1321
>>> (gdb)
>>>
>>>
>>> _______________________________________________
>>> Kamailio (OpenSER) - Users mailing list
>>> Users at lists.kamailio.org
>>> http://lists.kamailio.org/cgi-bin/mailman/listinfo/users
>>> http://lists.openser-project.org/cgi-bin/mailman/listinfo/users
>>
>> -- 
>> Daniel-Constantin Mierla
>> http://www.asipto.com/
>>
>

-- 
Daniel-Constantin Mierla
http://www.asipto.com/