[SR-Users] core dump error when running under docker

Mon Nov 30 15:32:22 CET 2020

Are you compiled Kamailio from sources?

If compiled from sources or installed "debug" files then pelase show output
of "bt full" command.

On Mon, Nov 30, 2020 at 5:23 PM Carlos Vicente <cvicente.lists at gmail.com>
wrote:

> Daniel,
>
> Thank you. That finally helped getting the core file written. Here is the
> gdb output:
>
> ```
> root at 6e5c06e979cf:/# gdb /usr/sbin/kamailio /cores/core.kamailio.207
> GNU gdb (Ubuntu 9.2-0ubuntu1~20.04) 9.2
> Copyright (C) 2020 Free Software Foundation, Inc.
> License GPLv3+: GNU GPL version 3 or later <
> http://gnu.org/licenses/gpl.html>
> This is free software: you are free to change and redistribute it.
> There is NO WARRANTY, to the extent permitted by law.
> Type "show copying" and "show warranty" for details.
> This GDB was configured as "arm-linux-gnueabihf".
> Type "show configuration" for configuration details.
> For bug reporting instructions, please see:
> <http://www.gnu.org/software/gdb/bugs/>.
> Find the GDB manual and other documentation resources online at:
>     <http://www.gnu.org/software/gdb/documentation/>.
>
> For help, type "help".
> Type "apropos word" to search for commands related to "word"...
> Reading symbols from /usr/sbin/kamailio...
> (No debugging symbols found in /usr/sbin/kamailio)
> [New LWP 207]
> [Thread debugging using libthread_db enabled]
> Using host libthread_db library
> "/lib/arm-linux-gnueabihf/libthread_db.so.1".
> Core was generated by `/usr/sbin/kamailio -f /etc/kamailio/kamailio.cfg
> -DD -E -ddd'.
> Program terminated with signal SIGILL, Illegal instruction.
> #0  0x007d9cb8 in qm_shm_malloc ()
> (gdb) bt
> #0  0x007d9cb8 in qm_shm_malloc ()
> #1  0x0061a58c in init_atomic_ops ()
> #2  0x00562508 in main ()
> ```
>
> What can be done about that?
>
> cv
>
> On Mon, Nov 30, 2020 at 4:29 AM Daniel-Constantin Mierla <
> miconda at gmail.com> wrote:
>
>> Maybe the hints on stackoverflow are also useful:
>>
>>   *
>> https://stackoverflow.com/questions/28335614/how-to-generate-core-file-in-docker-container
>>
>> Cheers,
>> Daniel
>> On 29.11.20 14:23, Sergey Safarov wrote:
>>
>> you can change
>> set args -f /etc/kamailio/kamailio.cfg -D -d -E
>>
>> To
>> set args -f /etc/kamailio/kamailio.cfg -DD -d -E
>>
>> On Sun, Nov 29, 2020 at 4:14 PM Carlos Vicente <cvicente.lists at gmail.com>
>> wrote:
>>
>>> Thank you for your response.
>>>
>>> I'm trying to run it under gdb but it's not doing anything:
>>>
>>> ```
>>> (gdb) exec-file /usr/sbin/kamailio
>>> (gdb) set args -f /etc/kamailio/kamailio.cfg -D -d -E
>>> (gdb) run
>>> Starting program: /usr/sbin/kamailio -f /etc/kamailio/kamailio.cfg -D -d
>>> -E
>>> warning: Error disabling address space randomization: Success
>>> ```
>>>
>>> It just stops there. Am I missing something?
>>>
>>> cv
>>>
>>> On Sat, Nov 28, 2020 at 11:37 AM Sergey Safarov <s.safarov at gmail.com>
>>> wrote:
>>>
>>>> You can start kamailio under GDB debugger.
>>>> When issue reproduced, then you can get stack trace and variables values
>>>>
>>>>
>>>> сб, 28 нояб. 2020 г., 18:35 Carlos Vicente <cvicente.lists at gmail.com>:
>>>>
>>>>> Greetings,
>>>>>
>>>>> I'm having a "fun" time trying to run Kamailio inside a Docker
>>>>> container. It keeps failing with:
>>>>>
>>>>>  0(238) DEBUG: <core> [core/mem/pkg.c:108]: pkg_print_manager(): pkg -
>>>>> using memory manager: q_malloc
>>>>>  0(238) DEBUG: <core> [core/mem/shm.c:300]: shm_print_manager(): shm -
>>>>> using memory manager: q_malloc
>>>>> Illegal instruction (core dumped)
>>>>>
>>>>> Unfortunately the core dump is nowhere to be found. I have tried to
>>>>> follow the instructions at:
>>>>>
>>>>>
>>>>> https://www.kamailio.org/wiki/tutorials/troubleshooting/coredumpfile
>>>>>
>>>>> but that hasn't helped.
>>>>>
>>>>> The environment is as follows:
>>>>>
>>>>> * Host hardware: Raspberry Pi 4 (4G memory)
>>>>> * Host OS: Ubuntu 20.04.1 LTS
>>>>> * Docker version 19.03.13
>>>>> * Docker base image: arm32v7/ubuntu
>>>>>
>>>>> root at 2ef8a21534fa:/# kamailio -v
>>>>> version: kamailio 5.3.2 (arm/linux)
>>>>> flags: USE_TCP, USE_TLS, USE_SCTP, TLS_HOOKS, USE_RAW_SOCKS,
>>>>> DISABLE_NAGLE, USE_MCAST, DNS_IP_HACK, SHM_MMAP, PKG_MALLOC, Q_MALLOC,
>>>>> F_MALLOC, TLSF_MALLOC, DBG_SR_MEMORY, USE_FUTEX,
>>>>> FAST_LOCK-ADAPTIVE_WAIT-NOSMP, USE_DNS_CACHE, USE_DNS_FAILOVER, USE_NAPTR,
>>>>> USE_DST_BLACKLIST, HAVE_RESOLV_RES, TLS_PTHREAD_MUTEX_SHARED
>>>>> ADAPTIVE_WAIT_LOOPS 1024, MAX_RECV_BUFFER_SIZE 262144, MAX_URI_SIZE
>>>>> 1024, BUF_SIZE 65535, DEFAULT PKG_SIZE 8MB
>>>>> poll method support: poll, epoll_lt, epoll_et, sigio_rt, select.
>>>>> id: unknown
>>>>> compiled with gcc 9.2.1
>>>>>
>>>>> The config file passes the syntax check:
>>>>>
>>>>>     kamailio -c -f /etc/kamailio/kamailio.cfg
>>>>>
>>>>> and, the most interesting part, if I run Kamailio on the host machine,
>>>>> _with the exact same config file_, it runs fine.
>>>>>
>>>>> I'd appreciate any clues you may have. Thanks.
>>>>>
>>>>> cv
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Kamailio (SER) - Users Mailing List
>>>>> sr-users at lists.kamailio.org
>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>>>>>
>>>> _______________________________________________
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>>>>
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>>
>> _______________________________________________
>> 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
>> Funding: https://www.paypal.me/dcmierla
>>
>> _______________________________________________
>> Kamailio (SER) - Users Mailing List
>> sr-users at lists.kamailio.org
>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>>
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