[SR-Users] possible bug with dialog module
Daniel-Constantin Mierla
miconda at gmail.com
Wed Apr 21 13:22:23 CEST 2010
Hello,
On 4/21/10 12:23 PM, Kelvin Chua wrote:
> hi daniel,
>
> i'm not using git version. so maybe i'm missing some patches. can you
> confirm if what i am
> experiencing is the same problem and the fix is indeed available from
> the git version? thanks
I recommend using at least 3.0.1, as a matter of fact 3.0.2 should be
released soon.
Can you please print the content of cell adn more of the reply in gdb,
here are the commands:
gdb /path/to/kamailio core_file
print cell
print *cell
frame 7
print buf+100
print buf+200
print buf+300
Thanks,
Daniel
>
> here is the backtrace:
>
> #0 0x00002ab61b62779a in update_dialog_dbinfo (cell=0x2ab61c9100f8)
> at dlg_db_handler.c:501
> #1 0x00002ab61b628ea8 in dlg_onreply (t=0x7d5228, type=<value
> optimized out>, param=<value optimized out>) at dlg_handlers.c:361
> #2 0x00002ab617965505 in run_trans_callbacks_internal
> (cb_lst=0x2ab61c938830, type=128, trans=0x2ab61c9387c0,
> params=0x7fffec157970) at t_hooks.c:261
> #3 0x00002ab61796575e in run_trans_callbacks (type=1, trans=0x88c580,
> req=0x0, rpl=0x0, code=477060464) at t_hooks.c:288
> #4 0x00002ab61798ebd1 in relay_reply (t=0x2ab61c9387c0, p_msg=<value
> optimized out>, branch=0, msg_status=200,
> cancel_bitmap=0x7fffec157dd4, do_put_on_wait=1) at t_reply.c:1705
> #5 0x00002ab617990884 in reply_received (p_msg=0x8f48a8) at
> t_reply.c:2126
> #6 0x000000000044760e in forward_reply (msg=0x8f48a8) at forward.c:689
> #7 0x000000000047fd22 in receive_msg (
> buf=0x869ec0 "SIP/2.0 200 OK\r\nVia: SIP/2.0/UDP
> 10.17.0.202;branch=z9hG4bK75b5.e2a38a16.0\r\nVia: SIP/2.0/UDP
> 10.17.0.200:5060;branch=z9hG4bK730bcb55;rport=5060\r\nRecord-Route:
> <sip:10.17.0.202;lr=on;did=c85.6d9b66b3>\r"..., len=<value optimized
> out>,
> rcv_info=0x7fffec158020) at receive.c:257
> #8 0x0000000000505e2b in udp_rcv_loop () at udp_server.c:520
> #9 0x0000000000455adf in main_loop () at main.c:1447
> #10 0x0000000000456be2 in main (argc=<value optimized out>,
> argv=0x7fffec1582e8) at main.c:2251
>
>
> Kelvin Chua
>
>
> On Wed, Apr 21, 2010 at 6:04 PM, Daniel-Constantin Mierla
> <miconda at gmail.com <mailto:miconda at gmail.com>> wrote:
>
> Hello,
>
> are you using the latest git version of branch kamailio_3.0? It
> was a fix to dialog after the 3.0.0 release, adding some sanity
> checks for broken messages:
> http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=787fabb1e0085355aa1eeb77d5f17e7940f4ed3c
>
> On the other hand, I see you got a core dump file:
> Apr 21 10:19:57 kamvm-1 /usr/local/sbin/kamailio[28507]: ALERT:
> <core> [main.c:722]: child process 28511 exited by a signal 11
> Apr 21 10:19:57 kamvm-1 /usr/local/sbin/kamailio[28507]: ALERT:
> <core> [main.c:725]: core was generated
>
> Locate the core file and sent the backtrace. The core is either in
> root '/' folder or in working directory (if you provided by -w
> parameter).
>
> Use the gdb:
>
> gdb /path/to/kamailio core_file
>
> then do bt and send here.
>
> Thanks,
> Daniel
>
> On 4/21/10 11:38 AM, Kelvin Chua wrote:
>> ok, i'll enable debug for now.
>> but if it's indeed a buggy UA, the dialog module should not
>> have crashed
>> but instead dropped the dialog/session and moved on, something i
>> think
>> we need to address to be more resilient.
>>
>> i hope i catch the culprit when this happens again.
>>
>> Kelvin Chua
>>
>>
>> On Wed, Apr 21, 2010 at 5:33 PM, Iñaki Baz Castillo
>> <ibc at aliax.net <mailto:ibc at aliax.net>> wrote:
>>
>> 2010/4/21 Kelvin Chua <kelchy at gmail.com
>> <mailto:kelchy at gmail.com>>:
>> > i wonder if anybody from list is also experiencing this?
>>
>> Perhaps in your case you have a buggy UA setting an invalid
>> Contact
>> header and it causes Kamailio to crash, maybe the reason
>> others have
>> not detected same issue.
>>
>> Could you get some SIP traces until the problem occurs again?
>> or perhaps could you enable the debug?
>>
>> --
>> Iñaki Baz Castillo
>> <ibc at aliax.net <mailto:ibc at aliax.net>>
>>
>>
>>
>> _______________________________________________
>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>> sr-users at lists.sip-router.org
>> <mailto:sr-users at lists.sip-router.org>
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>
> --
> Daniel-Constantin Mierla * http://www.asipto.com/ *
> http://twitter.com/miconda *
> http://www.linkedin.com/in/danielconstantinmierla
>
>
--
Daniel-Constantin Mierla * http://www.asipto.com/ *
http://twitter.com/miconda *
http://www.linkedin.com/in/danielconstantinmierla
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