Well, I do have this in 'dmesg':
kamailio[27498]: segfault at 42 ip 00007f5286d97e45 sp 00007fffbe32a210 error 4 in tm.so[7f5286d40000+10d000]
But I don't really know how to look up those offsets easily.
[root@Proxy1 ~]# nm /usr/local/sbin/kamailio | grep 7f5 [root@Proxy1 ~]# nm /usr/local/lib64/kamailio/modules/* | grep 7f5 0000000000007f52 t futex_release 0000000000087f58 r __FUNCTION__.23413 0000000000057f51 r __FUNCTION__.4494 0000000000017f5e T init_rpid_avp 000000000007f5da t w_t_replicate