[SR-Users] segmentation fault when mongodb & tls enabled. ( kamailio 4.3.2)

Daniel-Constantin Mierla miconda at gmail.com
Thu Oct 1 18:29:50 CEST 2015


If you recompiled with different souce code or different flags then the
binary is no longer matching the corefile properly.

Cheers,
Daniel

On 01/10/15 17:00, Jijo wrote:
> Why the backtrace doesn't show the timer function pointer? Am i
> missing something?
>
> Im building the mongo-c-driver as below
> get the tar file
> from https://github.com/mongodb/mongo-c-driver/releases/download/1.1.11/mongo-c-driver-1.1.11.tar.gz
> run the rpm build using the spec file attached. 
> To disable the ssl, i have modified  '--enable-ssl=no' in the
> configure  command in the spec file
> %configure --disable-static --disable-silent-rules
> --enable-debug-symbols --enable-man-pages --enable-ssl=yes
> --enable-sasl --with-libbson=bundled --enable-optimizations
>
> In kamailio im using db_mongodb. I'm getting same error  for
> ndb_mongodb as well.
>
> Please find the kamailio config scripts.
>
> On Thu, Oct 1, 2015 at 10:43 AM, Daniel-Constantin Mierla
> <miconda at gmail.com <mailto:miconda at gmail.com>> wrote:
>
>     Hello,
>
>     the bracktrace is not useful.
>
>     How did you compile the mongo-c library before and were there any
>     special parameters you set to the modules in kamailio config? Are
>     you using db_mongodb or ndb_mongodb?
>
>     Cheers,
>     Daniel
>
>
>
>     On 01/10/15 16:25, Jijo wrote:
>>     Hi Daniel,
>>
>>     Thanks.. As a sidenote, If i disable ssl from mongo-c-driver
>>     library then i don't have any crash..
>>
>>     Something changed in my environment. Im not able to get the full
>>     backtrace. This is what i'm getting now.
>>
>>
>>
>>     aded symbols for /lib64/liblber-2.4.so.2
>>     Reading symbols from /lib64/libnss_dns-2.12.so...Reading symbols
>>     from /usr/lib/debug/lib64/libnss_dns-2.12.so.debug...done.
>>     done.
>>     Loaded symbols for /lib64/libnss_dns-2.12.so
>>     <http://libnss_dns-2.12.so>
>>     Core was generated by `/usr/local/kamailio_proxy/sbin/kamailio -f
>>     /usr/local/kamailio_proxy/etc/kamail'.
>>     Program terminated with signal 11, Segmentation fault.
>>     #0  0x00007f69ffffffff in ?? ()
>>     Missing separate debuginfos, use: debuginfo-install
>>     cyrus-sasl-lib-2.1.23-15.el6_6.2.x86_64
>>     cyrus-sasl-plain-2.1.23-15.el6_6.2.x86_64
>>     db4-4.7.25-19.el6_6.x86_64 keyutils-libs-1.4-5.el6.x86_64
>>     krb5-libs-1.10.3-42.el6.x86_64 libcom_err-1.41.12-22.el6.x86_64
>>     libcurl-7.19.7-46.el6.x86_64 libidn-1.18-2.el6.x86_64
>>     libselinux-2.0.94-5.8.el6.x86_64 libssh2-1.4.2-1.el6_6.1.x86_64
>>     libunistring-0.9.3-5.el6.x86_64 libxml2-2.7.6-20.el6.x86_64
>>     mysql-libs-5.1.73-5.el6_6.x86_64 nspr-4.10.8-1.el6_6.x86_64
>>     nss-3.18.0-5.3.el6_6.x86_64 nss-util-3.18.0-1.el6_6.x86_64
>>     openldap-2.4.40-5.el6.x86_64 openssl-1.0.1e-42.el6.x86_64
>>     zlib-1.2.3-29.el6.x86_64
>>     (gdb) bt
>>     #0  0x00007f69ffffffff in ?? ()
>>     #1  0x00000000005fef8e in compat_old_handler (ti=69660042,
>>     tl=0x7f693e736d50, data=0x7f693e736d50) at timer.c:996
>>     #2  0x00000000005ff94c in slow_timer_main () at timer.c:1130
>>     #3  0x00000000004a8676 in main_loop () at main.c:1628
>>     #4  0x00000000004ae38e in main (argc=15, argv=0x7ffdd0dc8848) at
>>     main.c:2533
>>     (gdb) 
>>
>>
>>
>>     On Thu, Oct 1, 2015 at 2:37 AM, Daniel-Constantin Mierla
>>     <miconda at gmail.com <mailto:miconda at gmail.com>> wrote:
>>
>>         The first backtrace is related to pike. Can you get from gdb
>>         of fisrt trace:
>>
>>         frame 2
>>         p root->entries[b]
>>
>>         Cheers,
>>         Daniel
>>
>>
>>         On 30/09/15 16:19, Jijo wrote:
>>>         I'm observing a segmentation fault when mongodb & tls
>>>         enabled. It doesn't happen when one of the module is disabled.
>>>         OS: centos 6.7   kamailio 4.3.2  mongo-c-driver version 1.1.10.
>>>
>>>         It happens immediately after i register a subscriber. The
>>>         location table is updated with the new data and in parallel
>>>         core is generated as well.
>>>
>>>
>>>
>>>         Loaded symbols for /lib64/libnss_dns-2.12.so
>>>         <http://libnss_dns-2.12.so>
>>>         Core was generated by
>>>         `/usr/local/kamailio_proxy/sbin/kamailio -f
>>>         /usr/local/kamailio_proxy/etc/kamail'.
>>>         Program terminated with signal 11, Segmentation fault.
>>>         #0  0x00007fd3adf65e69 in atomic_cmpxchg_int
>>>         (var=0x56444e3055445030, old=0, new_v=1) at
>>>         ../../atomic/atomic_x86.h:233
>>>         233ATOMIC_FUNC_CMPXCHG(cmpxchg, "cmpxchgl %2, %1", int , int)
>>>         Missing separate debuginfos, use: debuginfo-install
>>>         cyrus-sasl-lib-2.1.23-15.el6_6.2.x86_64
>>>         cyrus-sasl-plain-2.1.23-15.el6_6.2.x86_64
>>>         db4-4.7.25-19.el6_6.x86_64 keyutils-libs-1.4-5.el6.x86_64
>>>         krb5-libs-1.10.3-42.el6.x86_64
>>>         libcom_err-1.41.12-22.el6.x86_64
>>>         libcurl-7.19.7-46.el6.x86_64 libidn-1.18-2.el6.x86_64
>>>         libselinux-2.0.94-5.8.el6.x86_64
>>>         libssh2-1.4.2-1.el6_6.1.x86_64
>>>         libunistring-0.9.3-5.el6.x86_64 libxml2-2.7.6-20.el6.x86_64
>>>         mysql-libs-5.1.73-5.el6_6.x86_64 nspr-4.10.8-1.el6_6.x86_64
>>>         nss-3.18.0-5.3.el6_6.x86_64 nss-util-3.18.0-1.el6_6.x86_64
>>>         openldap-2.4.40-5.el6.x86_64 openssl-1.0.1e-42.el6.x86_64
>>>         zlib-1.2.3-29.el6.x86_64
>>>         (gdb) bt
>>>         #0  0x00007fd3adf65e69 in atomic_cmpxchg_int
>>>         (var=0x56444e3055445030, old=0, new_v=1) at
>>>         ../../atomic/atomic_x86.h:233
>>>         #1  0x00007fd3adf65eb6 in futex_get
>>>         (lock=0x56444e3055445030) at ../../futexlock.h:99
>>>         #2  0x00007fd3adf66468 in prv_lock_tree_branch (b=192
>>>         '\300') at ip_tree.c:47
>>>         #3  0x00007fd3adf664e5 in lock_tree_branch (b=192 '\300') at
>>>         ip_tree.c:66
>>>         #4  0x00007fd3adf6dda6 in swap_routine (ticks=123206032,
>>>         param=0x0) at pike_funcs.c:293
>>>         #5  0x00000000005fef8e in compat_old_handler (ti=1971296512,
>>>         tl=0x7fd32ccea430, data=0x7fd32ccea430) at timer.c:996
>>>         #6  0x00000000005ff94c in slow_timer_main () at timer.c:1130
>>>         #7  0x00000000004a8676 in main_loop () at main.c:1628
>>>         #8  0x00000000004ae38e in main (argc=11,
>>>         argv=0x7fff1d97ec28) at main.c:2533
>>>         (gdb) 
>>>
>>>
>>>         On Clean up after the core, mongo db does segmentation fault
>>>         as well
>>>
>>>         Loaded symbols for /lib64/libnss_files-2.12.so
>>>         <http://libnss_files-2.12.so>
>>>         Reading symbols from /lib64/libnss_dns-2.12.so...Reading
>>>         symbols from
>>>         /usr/lib/debug/lib64/libnss_dns-2.12.so.debug...done.
>>>         done.
>>>         Loaded symbols for /lib64/libnss_dns-2.12.so
>>>         <http://libnss_dns-2.12.so>
>>>         Core was generated by
>>>         `/usr/local/kamailio_proxy/sbin/kamailio -f
>>>         /usr/local/kamailio_proxy/etc/kamail'.
>>>         Program terminated with signal 11, Segmentation fault.
>>>         #0  __pthread_mutex_destroy (mutex=0x7fd32cce7be8) at
>>>         pthread_mutex_destroy.c:28
>>>         28 if ((mutex->__data.__kind &
>>>         PTHREAD_MUTEX_ROBUST_NORMAL_NP) == 0
>>>         Missing separate debuginfos, use: debuginfo-install
>>>         cyrus-sasl-lib-2.1.23-15.el6_6.2.x86_64
>>>         cyrus-sasl-plain-2.1.23-15.el6_6.2.x86_64
>>>         db4-4.7.25-19.el6_6.x86_64 keyutils-libs-1.4-5.el6.x86_64
>>>         krb5-libs-1.10.3-42.el6.x86_64
>>>         libcom_err-1.41.12-22.el6.x86_64
>>>         libcurl-7.19.7-46.el6.x86_64 libidn-1.18-2.el6.x86_64
>>>         libselinux-2.0.94-5.8.el6.x86_64
>>>         libssh2-1.4.2-1.el6_6.1.x86_64
>>>         libunistring-0.9.3-5.el6.x86_64 libxml2-2.7.6-20.el6.x86_64
>>>         mysql-libs-5.1.73-5.el6_6.x86_64 nspr-4.10.8-1.el6_6.x86_64
>>>         nss-3.18.0-5.3.el6_6.x86_64 nss-util-3.18.0-1.el6_6.x86_64
>>>         openldap-2.4.40-5.el6.x86_64 openssl-1.0.1e-42.el6.x86_64
>>>         zlib-1.2.3-29.el6.x86_64
>>>         (gdb) bt
>>>         #0  __pthread_mutex_destroy (mutex=0x7fd32cce7be8) at
>>>         pthread_mutex_destroy.c:28
>>>         #1  0x00007fd32c86f9e6 in _mongoc_ssl_thread_cleanup () at
>>>         src/mongoc/mongoc-ssl.c:555
>>>         #2  _mongoc_ssl_cleanup () at src/mongoc/mongoc-ssl.c:106
>>>         #3  0x00007fd32c8606a9 in _mongoc_do_cleanup () at
>>>         src/mongoc/mongoc-init.c:127
>>>         #4  0x000000344480cdb3 in pthread_once () at
>>>         ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_once.S:104
>>>         #5  0x00007fd32c8523df in __do_global_dtors_aux () from
>>>         /usr/lib64/libmongoc-1.0.so.0.0.0
>>>         #6  0x0000000000000000 in ?? ()
>>>         (gdb) 
>>>
>>>
>>>
>>>         mongo-c-driver version 1.1.10
>>>
>>>         version: kamailio 4.3.2 (x86_64/linux) b5980b-dirty
>>>         flags: STATS: Off, USE_TCP, USE_TLS, USE_SCTP, TLS_HOOKS,
>>>         USE_RAW_SOCKS, DISABLE_NAGLE, USE_MCAST, DNS_IP_HACK,
>>>         SHM_MEM, SHM_MMAP, PKG_MALLOC, F_MALLOC, DBG_F_MALLOC,
>>>         USE_FUTEX, FAST_LOCK-ADAPTIVE_WAIT, USE_DNS_CACHE,
>>>         USE_DNS_FAILOVER, USE_NAPTR, USE_DST_BLACKLIST, HAVE_RESOLV_RES
>>>         ADAPTIVE_WAIT_LOOPS=1024, MAX_RECV_BUFFER_SIZE 262144,
>>>         MAX_LISTEN 16, MAX_URI_SIZE 1024, BUF_SIZE 65535, DEFAULT
>>>         PKG_SIZE 8MB
>>>         poll method support: poll, epoll_lt, epoll_et, sigio_rt, select.
>>>         id: b5980b -dirty
>>>         compiled on 13:35:24 Sep 28 2015 with gcc 4.
>>>
>>>
>>>         _______________________________________________
>>>         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>
>>>         http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>
>>         -- 
>>         Daniel-Constantin Mierla
>>         http://twitter.com/#!/miconda <http://twitter.com/#%21/miconda> - http://www.linkedin.com/in/miconda
>>         Book: SIP Routing With Kamailio - http://www.asipto.com
>>         Kamailio Advanced Training, Sep 28-30, 2015, in Berlin - http://asipto.com/u/kat
>>
>>
>>         _______________________________________________
>>         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>
>>         http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>
>>
>
>     -- 
>     Daniel-Constantin Mierla
>     http://twitter.com/#!/miconda <http://twitter.com/#%21/miconda> - http://www.linkedin.com/in/miconda
>     Book: SIP Routing With Kamailio - http://www.asipto.com
>     Kamailio Advanced Training, Sep 28-30, 2015, in Berlin - http://asipto.com/u/kat
>
>

-- 
Daniel-Constantin Mierla
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Book: SIP Routing With Kamailio - http://www.asipto.com
Kamailio Advanced Training, Sep 28-30, 2015, in Berlin - http://asipto.com/u/kat

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