Hello,

you haven't executed 'bt full' in the gdb. Can you do it and send again the output?

The issue seems related to forcing the socket, not avp related. So the output of bt full will help to track the origin of the issue.

Cheers,
Daniel

On 17/12/15 09:41, Jurijs Ivolga wrote:
Hi,

I have weird behavior, when I'm trying to compare AVP with string:

if ($avp(AVP_ATTRS) != "bla") {
                ds_next_dst();
        }

$avp(AVP_ATTRS) contains Dispatcher attribute.

Kamailio crashes:

Dec 17 03:39:30 /usr/local/sbin/kamailio[4844]: CRITICAL: <core> [pass_fd.c:275]: receive_fd(): EOF on 15
Dec 17 03:39:30 /usr/local/sbin/kamailio[4810]: ALERT: <core> [main.c:728]: handle_sigs(): child process 4816 exited by a signal 11
Dec 17 03:39:30 /usr/local/sbin/kamailio[4810]: ALERT: <core> [main.c:731]: handle_sigs(): core was not generated
Dec 17 03:39:30 /usr/local/sbin/kamailio[4810]: INFO: <core> [main.c:743]: handle_sigs(): terminating due to SIGCHLD
Dec 17 03:39:30 /usr/local/sbin/kamailio[4843]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4842]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4841]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4840]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4839]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4838]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4837]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4836]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4835]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4834]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4829]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4814]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4815]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4823]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4813]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4821]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4812]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4818]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4825]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4819]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4822]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4844]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received
Dec 17 03:39:30 /usr/local/sbin/kamailio[4830]: INFO: <core> [main.c:798]: sig_usr(): signal 15 received

Following code works fine:

if ($avp(AVP_ATTRS) == "bla") {
                ds_next_dst();
        }

Kamailio version:

version: kamailio 4.3.4 (x86_64/linux) a56227
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, DBG_QM_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: a56227
compiled on 03:29:23 Dec 17 2015 with gcc 4.4.7

Thak you!

With kind regards,

Jurijs


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