Core was generated by `/usr/sbin/kamailio -f /etc/kamailio/proxy/kamailio.cfg -P /var/run/kamailio/kam'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  atomic_get (v=<optimized out>) at ../../mem/../atomic/atomic_common.h:74
74      ../../mem/../atomic/atomic_common.h: No such file or directory.
(gdb) bt
#0  atomic_get (v=<optimized out>) at ../../mem/../atomic/atomic_common.h:74
#1  dlg_unref_helper (dlg=0x7f59490bcdf8, cnt=1, fname=0x5335 <error: Cannot access memory at address 0x5335>, fline=1637) at dlg_hash.c:925
#2  0x00007f59f8a0ce12 in dlg_run_event_route (dlg=0x7f59490bcdf8, msg=0x7f5a040d3138, ostate=983121128, nstate=4) at dlg_handlers.c:1637
#3  0x00007f59f8a0d157 in dlg_onreply (t=0x7f5948ee57a8, type=6, param=0x7ffea05ae620) at dlg_handlers.c:458
#4  0x00007f5a00ea2c16 in run_trans_callbacks_internal (cb_lst=0x7f5948e46938, type=1048576, trans=0x7f5948ee57a8, params=0x7ffea05ae620) at t_hooks.c:268
#5  0x00007f5a00ea2fa5 in run_trans_callbacks_with_buf (type=<optimized out>, rbuf=<optimized out>, req=<optimized out>, repl=<optimized out>, flags=<optimized out>)
    at t_hooks.c:314
#6  0x00007f5a00e5ef53 in relay_reply (t=0x7f5948ee57a8, p_msg=0x6, branch=983121128, msg_status=700, cancel_data=0x1, do_put_on_wait=100) at t_reply.c:1915
#7  0x00007f5a00e61d43 in reply_received (p_msg=0x7f5a040d3138) at t_reply.c:2466
#8  0x00000000004f7306 in do_forward_reply (msg=0x7f5a040d3138, mode=0) at forward.c:747
#9  0x0000000000556f03 in receive_msg (buf=0x0, len=67973432, rcv_info=0x7f5a03da93f8) at receive.c:299
#10 0x0000000000479f10 in udp_rcv_loop () at udp_server.c:495
#11 0x00000000004ffe39 in main_loop () at main.c:1614
#12 0x000000000041cd6c in main (argc=0, argv=0x0) at main.c:2631
(gdb) f 1
#1  dlg_unref_helper (dlg=0x7f59490bcdf8, cnt=1, fname=0x5335 <error: Cannot access memory at address 0x5335>, fline=1637) at dlg_hash.c:925
925     dlg_hash.c: No such file or directory.
(gdb) p d_entry
$1 = (dlg_entry_t *) 0x7f644ccda358
(gdb) p *d_entry
Cannot access memory at address 0x7f644ccda358