[SR-Users] Kamailio crashing after comparing AVP with string

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