[SR-Users] Kamailio 5.2.3 segfaulting

Daniel Greenwald dgreenwald at gmail.com
Wed Nov 27 18:35:58 CET 2019


How do I install the symbol packages?

On Wed, Nov 27, 2019 at 12:23 PM Daniel Greenwald <dgreenwald at gmail.com>
wrote:

> We noticed mysql did an upgrade to 5.7
>
> On Wed, Nov 27, 2019 at 12:19 PM Daniel-Constantin Mierla <
> miconda at gmail.com> wrote:
>
>>
>> On 27.11.19 18:15, Daniel Greenwald wrote:
>>
>> yes tls is loaded before db_mysql, is that bad?
>>
>> Not, tls before any other modules potentially using libssl is the right
>> order.
>>
>>
>> Yes apt updates were run so could have been updates to anything. OS
>> version is 16.04.6 LTS (GNU/Linux 4.4.0-1098-aws x86_64) Updates we last
>> run a couple of weeks ago.
>>
>> Upon further digging I think the tls change was released a couple weeks
>> ago so yes probably unrelated.
>>
>>
>> Install the packages with debug symbols for kamailio, libmysqlclient and
>> libssl/libcrypto, then grab again the "bt full", it should show more
>> details in the backtrace that may help to identify the issue.
>>
>> Cheers,
>> Daniel
>>
>>
>>
>>
>>
>> On Wed, Nov 27, 2019 at 12:03 PM Daniel-Constantin Mierla <
>> miconda at gmail.com> wrote:
>>
>>> The issue seems to come from libmysqlclient library, not to kamailio
>>> handling sip traffic over tls.
>>>
>>> Is tls module loaded before the db_mysql module?
>>>
>>> Have you made other updates to the operating system? Or only the change
>>> you mentioned about server requiring and verifying certificates?
>>>
>>> What version of ubuntu do you run?
>>>
>>> I see that it uses libssl 1.0, so it is no relation with the change in
>>> libssl 1.1 internal api.
>>>
>>> Cheers,
>>> Daniel
>>> On 27.11.19 17:38, Daniel Greenwald wrote:
>>>
>>> Core was generated by `/usr/sbin/kamailio -P
>>> /var/run/kamailio/kamailio.pid -f /etc/kamailio/kamailio.'.
>>> Program terminated with signal SIGSEGV, Segmentation fault.
>>> #0  __memcmp_sse4_1 () at ../sysdeps/x86_64/multiarch/memcmp-sse4.S:681
>>> 681     ../sysdeps/x86_64/multiarch/memcmp-sse4.S: No such file or
>>> directory.
>>> (gdb) bt
>>> #0  __memcmp_sse4_1 () at ../sysdeps/x86_64/multiarch/memcmp-sse4.S:681
>>> #1  0x00007fc864920b79 in ?? () from
>>> /lib/x86_64-linux-gnu/libcrypto.so.1.0.0
>>> #2  0x00007fc86492117a in lh_retrieve () from
>>> /lib/x86_64-linux-gnu/libcrypto.so.1.0.0
>>> #3  0x00007fc864923651 in ?? () from
>>> /lib/x86_64-linux-gnu/libcrypto.so.1.0.0
>>> #4  0x00007fc8649240de in ERR_get_state () from
>>> /lib/x86_64-linux-gnu/libcrypto.so.1.0.0
>>> #5  0x00007fc864924326 in ?? () from
>>> /lib/x86_64-linux-gnu/libcrypto.so.1.0.0
>>> #6  0x00007fc864c8a8e0 in SSL_get_error () from
>>> /lib/x86_64-linux-gnu/libssl.so.1.0.0
>>> #7  0x00007fc843831cbc in ?? () from
>>> /usr/lib/x86_64-linux-gnu/libmysqlclient.so.20
>>> #8  0x00007fc84380d078 in ?? () from
>>> /usr/lib/x86_64-linux-gnu/libmysqlclient.so.20
>>> #9  0x00007fc84380d317 in ?? () from
>>> /usr/lib/x86_64-linux-gnu/libmysqlclient.so.20
>>> #10 0x00007fc84380e09c in ?? () from
>>> /usr/lib/x86_64-linux-gnu/libmysqlclient.so.20
>>> #11 0x00007fc843801fe7 in ?? () from
>>> /usr/lib/x86_64-linux-gnu/libmysqlclient.so.20
>>> #12 0x00007fc8438030d8 in ?? () from
>>> /usr/lib/x86_64-linux-gnu/libmysqlclient.so.20
>>> #13 0x00007fc843804e36 in mysql_real_query () from
>>> /usr/lib/x86_64-linux-gnu/libmysqlclient.so.20
>>> #14 0x00007fc843db0f76 in ?? () from
>>> /usr/lib/x86_64-linux-gnu/kamailio/modules/db_mysql.so
>>> #15 0x00007fc8433bbb79 in ?? () from
>>> /usr/lib/x86_64-linux-gnu/kamailio/libsrdb1.so.1
>>> #16 0x00007fc8433bf95b in db_do_update () from
>>> /usr/lib/x86_64-linux-gnu/kamailio/libsrdb1.so.1
>>> #17 0x00007fc843db5a86 in db_mysql_update () from
>>> /usr/lib/x86_64-linux-gnu/kamailio/modules/db_mysql.so
>>> #18 0x00007fc83f22a61b in update_dialog_dbinfo_unsafe () from
>>> /usr/lib/x86_64-linux-gnu/kamailio/modules/dialog.so
>>> #19 0x00007fc83f22aad3 in update_dialog_dbinfo () from
>>> /usr/lib/x86_64-linux-gnu/kamailio/modules/dialog.so
>>> #20 0x00007fc83f21a065 in dlg_onroute () from
>>> /usr/lib/x86_64-linux-gnu/kamailio/modules/dialog.so
>>> #21 0x00007fc841017917 in run_rr_callbacks () from
>>> /usr/lib/x86_64-linux-gnu/kamailio/modules/rr.so
>>> #22 0x00007fc84100c0dd in ?? () from
>>> /usr/lib/x86_64-linux-gnu/kamailio/modules/rr.so
>>> #23 0x00007fc84100c7aa in loose_route () from
>>> /usr/lib/x86_64-linux-gnu/kamailio/modules/rr.so
>>> #24 0x00007fc84100ffb5 in ?? () from
>>> /usr/lib/x86_64-linux-gnu/kamailio/modules/rr.so
>>> #25 0x0000000000480a22 in do_action ()
>>> #26 0x000000000048db3f in run_actions ()
>>> #27 0x000000000048e1fa in run_actions_safe ()
>>> #28 0x0000000000450aed in rval_get_int ()
>>> #29 0x00000000004551ed in rval_expr_eval_int ()
>>> #30 0x00000000004804d0 in do_action ()
>>> #31 0x000000000048db3f in run_actions ()
>>> #32 0x000000000047d2a3 in do_action ()
>>> #33 0x000000000048db3f in run_actions ()
>>> #34 0x000000000048e306 in run_top_route ()
>>> #35 0x00000000005b815c in receive_msg ()
>>> #36 0x00000000004ab07f in udp_rcv_loop ()
>>> #37 0x000000000042533c in main_loop ()
>>> ---Type <return> to continue, or q <return> to quit---
>>> #38 0x000000000042cb3a in main ()
>>>
>>>
>>> On Wed, Nov 27, 2019 at 11:10 AM Daniel-Constantin Mierla <
>>> miconda at gmail.com> wrote:
>>>
>>>> You got a core file, logs show that:
>>>>
>>>> 2019-11-27T14:04:22.299316+00:00,ip-10-0-33-149: ALERT: <core>
>>>> [main.c:764]: handle_sigs(): core was generated
>>>>
>>>> Locate it and send the full backtrace with gdb from it.
>>>>
>>>> Cheers,
>>>> Daniel
>>>> On 27.11.19 16:03, Daniel Greenwald wrote:
>>>>
>>>> I'm sorry you are correct, the version we are running is 5.2.5. I've
>>>> just run ulimit -c unlimited to hopefully get a core dump next time since I
>>>> don't see one in /var/lib/systemd/coredump/. Not sure if there is anything
>>>> I need to do to get a coredump.
>>>> The log just shows:
>>>>
>>>> 2019-11-27T14:04:22.298010+00:00,ip-10-0-33-149: CRITICAL: <core>
>>>> [core/pass_fd.c:277]: receive_fd(): EOF on 33
>>>> 2019-11-27T14:04:22.299092+00:00,ip-10-0-33-149: ALERT: <core>
>>>> [main.c:761]: handle_sigs(): child process 12674 exited by a signal 11
>>>> 2019-11-27T14:04:22.299316+00:00,ip-10-0-33-149: ALERT: <core>
>>>> [main.c:764]: handle_sigs(): core was generated
>>>> 2019-11-27T14:04:22.299564+00:00,ip-10-0-33-149: INFO: <core>
>>>> [main.c:787]: handle_sigs(): terminating due to SIGCHLD
>>>> 2019-11-27T14:04:22.299892+00:00,ip-10-0-33-149: INFO: <core>
>>>> [main.c:842]: sig_usr(): signal 15 received
>>>> 2019-11-27T14:04:22.300298+00:00,ip-10-0-33-149: INFO: <core>
>>>> [main.c:842]: sig_usr(): signal 15 received
>>>> 2019-11-27T14:04:22.300569+00:00,ip-10-0-33-149: INFO: <core>
>>>> [main.c:842]: sig_usr(): signal 15 received
>>>> 2019-11-27T14:04:22.300820+00:00,ip-10-0-33-149: INFO: <core>
>>>> [main.c:842]: sig_usr(): signal 15 received
>>>> 2019-11-27T14:04:22.301070+00:00,ip-10-0-33-149: INFO: <core>
>>>> [main.c:842]: sig_usr(): signal 15 received
>>>> 2019-11-27T14:04:22.301315+00:00,ip-10-0-33-149: INFO: <core>
>>>> [main.c:842]: sig_usr(): signal 15 received
>>>> 2019-11-27T14:04:22.301564+00:00,ip-10-0-33-149: INFO: <core>
>>>> [main.c:842]: sig_usr(): signal 15 received
>>>> 2019-11-27T14:04:22.301823+00:00,ip-10-0-33-149: INFO: <core>
>>>> [main.c:842]: sig_usr(): signal 15 received
>>>> 2019-11-27T14:04:22.302056+00:00,ip-10-0-33-149: INFO: <core>
>>>> [main.c:842]: sig_usr(): signal 15 received
>>>> 2019-11-27T14:04:22.302277+00:00,ip-10-0-33-149: INFO: <core>
>>>> [main.c:842]: sig_usr(): signal 15 received
>>>> 2019-11-27T14:04:22.302525+00:00,ip-10-0-33-149: INFO: <core>
>>>> [main.c:842]: sig_usr(): signal 15 received
>>>> 2019-11-27T14:04:22.302773+00:00,ip-10-0-33-149: INFO: <core>
>>>> [main.c:842]: sig_usr(): signal 15 received
>>>> 2019-11-27T14:04:22.303020+00:00,ip-10-0-33-149: INFO: <core>
>>>> [main.c:842]: sig_usr(): signal 15 received
>>>>
>>>> On Wed, Nov 27, 2019 at 9:49 AM Daniel-Constantin Mierla <
>>>> miconda at gmail.com> wrote:
>>>>
>>>>> If you use the repo listed at http://deb.kamailio.org/ , then it
>>>>> should be 5.2.5, and there is also option to install 5.2 branch debs built
>>>>> nightly.
>>>>>
>>>>> Cheers,
>>>>> Daniel
>>>>> On 27.11.19 15:37, Daniel Greenwald wrote:
>>>>>
>>>>> I'm using ubuntu packages, I believe 5.2.3 is latest?
>>>>>
>>>>> On Wed, Nov 27, 2019 at 9:34 AM Daniel-Constantin Mierla <
>>>>> miconda at gmail.com> wrote:
>>>>>
>>>>>> Hello,
>>>>>>
>>>>>> that log message is irrelevant for actual crash. Did you get core
>>>>>> files? Or other log messages before the one you pasted?
>>>>>>
>>>>>> You should upgrade first to latest 5.2.x, either 5.2.5 or latest
>>>>>> branch 5.2.
>>>>>>
>>>>>> Cheers,
>>>>>> Daniel
>>>>>> On 27.11.19 15:22, Daniel Greenwald wrote:
>>>>>>
>>>>>> I'm seeing this in the log and kamailio is crashing every hour or so:
>>>>>> CRITICAL: <core> [core/pass_fd.c:277]: receive_fd(): EOF on
>>>>>> 33/var/log/kamailio/kamailio.log
>>>>>>
>>>>>> Any ideas? Should I emergency upgrade to 5.3.1?
>>>>>>
>>>>>> _______________________________________________
>>>>>> Kamailio (SER) - Users Mailing Listsr-users at lists.kamailio.orghttps://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>>>>>>
>>>>>> --
>>>>>> Daniel-Constantin Mierla -- www.asipto.comwww.twitter.com/miconda -- www.linkedin.com/in/miconda
>>>>>> Kamailio World Conference - April 27-29, 2020, in Berlin -- www.kamailioworld.com
>>>>>>
>>>>>> --
>>>>> Daniel-Constantin Mierla -- www.asipto.comwww.twitter.com/miconda -- www.linkedin.com/in/miconda
>>>>> Kamailio World Conference - April 27-29, 2020, in Berlin -- www.kamailioworld.com
>>>>>
>>>>> --
>>>> Daniel-Constantin Mierla -- www.asipto.comwww.twitter.com/miconda -- www.linkedin.com/in/miconda
>>>> Kamailio World Conference - April 27-29, 2020, in Berlin -- www.kamailioworld.com
>>>>
>>>> --
>>> Daniel-Constantin Mierla -- www.asipto.comwww.twitter.com/miconda -- www.linkedin.com/in/miconda
>>> Kamailio World Conference - April 27-29, 2020, in Berlin -- www.kamailioworld.com
>>>
>>> --
>> Daniel-Constantin Mierla -- www.asipto.comwww.twitter.com/miconda -- www.linkedin.com/in/miconda
>> Kamailio World Conference - April 27-29, 2020, in Berlin -- www.kamailioworld.com
>>
>>
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