Program terminated with signal 11, Segmentation fault.
(gdb) bt full
#0  0x00007fcf5563bad4 in pjsip_inv_send_msg (inv=inv@entry=0x7fcedddb7fd8, tdata=tdata@entry=0x7fced0909ed8)
    at ../src/pjsip-ua/sip_inv.c:3218
        cseq = 0x7fced090a9b0
        status = <optimized out>
#1  0x00007fcf2f586279 in internal_pjsip_inv_send_msg (inv=0x7fcedddb7fd8, transport_name=<optimized out>, 
    tdata=tdata@entry=0x7fced0909ed8) at res_pjsip_session.c:996
        selector = {type = PJSIP_TPSELECTOR_NONE, u = {transport = 0x0, listener = 0x0, ptr = 0x0}}
#2  0x00007fcf2f588a8e in ast_sip_session_send_response (session=session@entry=0x7fcf248f2638, tdata=0x7fced0909ed8)
    at res_pjsip_session.c:1002
No locals.
#3  0x00007fcf0f3de374 in indicate (data=0x7fcedc569cb8) at chan_pjsip.c:1105
        packet = 0x7fced0909ed8
        ind_data = 0x7fcedc569cb8
        session = 0x7fcf248f2638
        response_code = <optimized out>
#4  0x00000000005b9f78 in ast_taskprocessor_execute (tps=tps@entry=0x45e6bc8) at taskprocessor.c:967
        local = {local_data = 0x20, data = 0x45e6bc8}
        t = 0x7fcf2464cf30
        size = <optimized out>
        __PRETTY_FUNCTION__ = "ast_taskprocessor_execute"
#5  0x00000000005c1788 in execute_tasks (data=0x45e6bc8) at threadpool.c:1322
        tps = 0x45e6bc8
#6  0x00000000005b9f78 in ast_taskprocessor_execute (tps=0x30473c8) at taskprocessor.c:967
        local = {local_data = 0x7fceeb92dde0, data = 0x7fcf20002d90}
        t = 0x7fceddbfb0e0
        size = <optimized out>
        __PRETTY_FUNCTION__ = "ast_taskprocessor_execute"
#7  0x00000000005c1b7c in threadpool_execute (pool=0x3047628) at threadpool.c:351
No locals.
#8  worker_active (worker=0x7fcf20002d88) at threadpool.c:1105
No locals.
#9  worker_start (arg=arg@entry=0x7fcf20002d88) at threadpool.c:1024
        worker = 0x7fcf20002d88
        saved_state = <optimized out>
        __PRETTY_FUNCTION__ = "worker_start"
#10 0x00000000005cc299 in dummy_start (data=<optimized out>) at utils.c:1235
        __cancel_buf = {__cancel_jmp_buf = {{__cancel_jmp_buf = {140527571834016, 3414658887876287665, 140528444849328, 0, 
                140526692264384, 17, -3387101579954938703, 3414659336751226033}, __mask_was_saved = 0}}, __pad = {0x7fceeb92def0, 
            0x0, 0x7fcf95d16870 <__elf_set___libc_thread_subfreeres_element___rpc_thread_destroy__>, 0x7fcf95d16878}}
        __cancel_arg = 0x7fceeb92e700
        __not_first_call = <optimized out>
        ret = <optimized out>
        a = {start_routine = 0x5c17c0 <worker_start>, data = 0x7fcf20002d88, name = <optimized out>}
#11 0x00007fcf964c0ce2 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#12 0x00007fcf95a518cd in clone () from /lib64/libc.so.6