Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007f866d3294b3 in ?? () from /usr/lib/x86_64-linux-gnu/kamailio/modules/uac.so
(gdb) bt
#0  0x00007f866d3294b3 in ?? () from /usr/lib/x86_64-linux-gnu/kamailio/modules/uac.so
#1  0x00007f866d32a6be in ?? () from /usr/lib/x86_64-linux-gnu/kamailio/modules/uac.so
#2  0x00007f86755820c8 in run_trans_callbacks_internal () from /usr/lib/x86_64-linux-gnu/kamailio/modules/tm.so
#3  0x00007f86755823a4 in run_trans_callbacks () from /usr/lib/x86_64-linux-gnu/kamailio/modules/tm.so
#4  0x00007f867558a720 in t_reply_matching () from /usr/lib/x86_64-linux-gnu/kamailio/modules/tm.so
#5  0x00007f867558af5a in t_check_msg () from /usr/lib/x86_64-linux-gnu/kamailio/modules/tm.so
#6  0x00007f867558c409 in t_check () from /usr/lib/x86_64-linux-gnu/kamailio/modules/tm.so
#7  0x00007f86755bb554 in reply_received () from /usr/lib/x86_64-linux-gnu/kamailio/modules/tm.so
#8  0x0000000000496456 in ?? ()
#9  0x00000000004f6773 in receive_msg ()
#10 0x00000000005c5868 in tcp_read_req ()
#11 0x00000000005ca7b9 in ?? ()
#12 0x00000000005d2d28 in tcp_receive_loop ()
#13 0x00000000005be2c8 in tcp_init_children ()
#14 0x00000000004acef5 in main_loop ()
#15 0x0000000000425d01 in main ()