### Description

While doing some fail over tests I suddenly found one kamailio dead.

### Troubleshooting

#### Debugging Data

``` (gdb) bt full #0 0xb6be2dd7 in populate_leg_info (dlg=0xb4d848bc, msg=0xb728901c, t=0xb4dfcbe8, leg=1, tag=0xbfee046c) at dlg_handlers.c:251 __llevel = 3 skip_recs = 1 cseq = {s = 0x0, len = 0} contact = { s = 0xb4e3f17c "sip:3030911@10.6.148.164:5061;transport=tls>;+u.sip!devicename.ccm.cisco.com="SEP00451D6E4F37"\r\nContent-Type: application/sdp\r\nContent-Length: 308\r\n\r\nv=0\r\no=CiscoSystemsCCM-SIP 1475 1 IN IP4 10.6.148."..., len = 43} rr_set = {s = 0xb728945c "sip:10.6.150.163:5061;transport=tls;lr;did=e83.ac6\300\300\300\300\355\357\315\253", len = 52} __FUNCTION__ = "populate_leg_info" #1 0xb6be5817 in dlg_onreply (t=0xb4dfcbe8, type=1048576, param=0xbfee05a8) at dlg_handlers.c:497 dlg = 0xb4d848bc iuid = 0xb4ceaba4 new_state = 3 old_state = 2 unref = 0 event = 3 tag = { s = 0xb4e3ee33 "1475~853040b9-3e40-4c54-a456-6aead5ad927d-42986430\r\nDate: Thu, 08 Nov 2018 13:59:40 GMT\r\nCall-ID: 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071\r\nCSeq: 102 INVITE\r\nAllow: INVITE, OPTIONS, INFO, BY"..., len = 50} req = 0xb4dfa58c rpl = 0xb728901c __FUNCTION__ = "dlg_onreply" #2 0xb6fa1d98 in run_trans_callbacks_internal (cb_lst=0xb4dfcc28, type=1048576, trans=0xb4dfcbe8, params=0xbfee05a8) at t_hooks.c:260 cbp = 0xb4cf417c backup_from = 0x8491090 backup_to = 0x8491094 backup_dom_from = 0x8491098 backup_dom_to = 0x849109c backup_uri_from = 0x8491088 backup_uri_to = 0x849108c backup_xavps = 0x849111c __FUNCTION__ = "run_trans_callbacks_internal" #3 0xb6fa1f8b in run_trans_callbacks_with_buf (type=1048576, rbuf=0xb4dfcc58, req=0xb4dfa58c, repl=0xb728901c, flags=0) at t_hooks.c:305 params = {req = 0xb4dfa58c, rpl = 0xb728901c, param = 0xb4cf4188, code = 200, flags = 0, branch = 0, t_rbuf = 0xb4dfcc58, dst = 0xb4dfcc8c, send_buf = { s = 0xb4df6844 "SIP/2.0 200 OK\r\nVia: SIP/2.0/TLS 10.6.150.163:5071;branch=z9hG4bK08efd17b\r\nFrom: "Personal/Zimmer 4322" sip:4322@10.6.150.163:5071;tag=as3df2635b\r\nTo: <sip:3030911@<Domain A>:5061>"..., len = 1504}} trans = 0xb4dfcbe8 #4 0xb6fe49c8 in relay_reply (t=0xb4dfcbe8, p_msg=0xb728901c, branch=1, msg_status=200, cancel_data=0xbfee0a68, do_put_on_wait=1) at t_reply.c:1948 relay = 1 save_clone = 0 buf = 0xb728ba7c "SIP/2.0 200 OK\r\nVia: SIP/2.0/TLS 10.6.150.163:5071;branch=z9hG4bK08efd17b\r\nFrom: "Personal/Zimmer 4322" sip:4322@10.6.150.163:5071;tag=as3df2635b\r\nTo: <sip:3030911@<Domain A>:5061>"... res_len = 1504 relayed_code = 200 relayed_msg = 0xb728901c reply_bak = 0x837c358 bm = {to_tag_val = {s = 0x83e7bb4 "core: core/parser/msg_parser.c", len = 0}} totag_retr = 0 reply_status = RPS_COMPLETED uas_rb = 0xb4dfcc58 to_tag = 0xbfee07c8 reason = {s = 0xb71d8008 "\001", len = -1222393428} onsend_params = {req = 0xb6fcf41e, rpl = 0xb4dfcd04, param = 0x0, code = 1, flags = 36997, branch = 2086, t_rbuf = 0xb4916780, dst = 0x0, send_buf = {s = 0xe10 <Address 0xe10 out of bounds>, len = 147776392}} ip = {af = 0, len = 0, u = {addrl = {0, 0, 1024, 3220047736}, addr32 = {0, 0, 1024, 3220047736}, addr16 = {0, 0, 0, 0, 1024, 0, 1912, 49134}, addr = "\000\000\000\000\000\000\000\000\000\004\000\000x\a\356\277"}} __FUNCTION__ = "relay_reply" #5 0xb6fe86eb in reply_received (p_msg=0xb728901c) at t_reply.c:2528 msg_status = 200 last_uac_status = 180 ack = 0x76 <Address 0x76 out of bounds> ---Type <return> to continue, or q <return> to quit--- ack_len = 3076795573 branch = 1 reply_status = 1717986920 onreply_route = 1 cancel_data = {cancel_bitmap = 0, reason = {cause = 200, u = {text = {s = 0x0, len = -1218037806}, e2e_cancel = 0x0, packed_hdrs = {s = 0x0, len = -1218037806}}}} uac = 0xb4dfce80 t = 0xb4dfcbe8 lack_dst = {send_sock = 0x0, to = {s = {sa_family = 0, sa_data = "\000\000\000\000\000\000\000\000\000\000X\000\000"}, sin = {sin_family = 0, sin_port = 0, sin_addr = {s_addr = 0}, sin_zero = "\000\000\000\000X\000\000"}, sin6 = {sin6_family = 0, sin6_port = 0, sin6_flowinfo = 0, sin6_addr = {__in6_u = { __u6_addr8 = "\000\000\000\000X\000\000\000\224\353\343\264\214\221(\267", __u6_addr16 = {0, 0, 88, 0, 60308, 46307, 37260, 46888}, __u6_addr32 = {0, 88, 3034835860, 3072889228}}}, sin6_scope_id = 3220049176}}, id = 137018730, proto = -55 '\311', send_flags = {f = 13620, blst_imask = 12276}} backup_user_from = 0x8491090 backup_user_to = 0x8491094 backup_domain_from = 0x8491098 backup_domain_to = 0x849109c backup_uri_from = 0x8491088 backup_uri_to = 0x849108c backup_xavps = 0x849111c replies_locked = 1 branch_ret = -1222075128 prev_branch = 0 blst_503_timeout = 0 hf = 0x0 onsend_params = {req = 0xbfee0bb8, rpl = 0xb6e62aad, param = 0xb728901c, code = -1222221576, flags = 2920, branch = 49134, t_rbuf = 0xbfee0b64, dst = 0xb7289d08, send_buf = {s = 0x0, len = 0}} ctx = {rec_lev = 0, run_flags = 0, last_retcode = 1, jmp_env = {{__jmpbuf = {-1224346812, 7, 66, -1074919704, -1424352641, 1731596048}, __mask_was_saved = 0, __saved_mask = {__val = {138311512, 138316452, 3220047960, 3220048648, 137024000, 892600471, 539368703, 8929416, 4294967295, 4294967295, 3076933691, 149363642, 4294967295, 4294967295, 3072573868, 3034837520, 3034837520, 3034837830, 0, 0, 3072588424, 3077505129, 3077505112, 3077511086, 147776392, 2, 3076537489, 0, 1, 3069025416, 137872216, 137986862}}}}} bctx = 0x0 keng = 0x0 __FUNCTION__ = "reply_received" #6 0x080ebf53 in do_forward_reply (msg=0xb728901c, mode=0) at core/forward.c:744 new_buf = 0x0 dst = {send_sock = 0x0, to = {s = {sa_family = 0, sa_data = '\000' <repeats 13 times>}, sin = {sin_family = 0, sin_port = 0, sin_addr = {s_addr = 0}, sin_zero = "\000\000\000\000\000\000\000"}, sin6 = { sin6_family = 0, sin6_port = 0, sin6_flowinfo = 0, sin6_addr = {__in6_u = {__u6_addr8 = '\000' <repeats 15 times>, __u6_addr16 = {0, 0, 0, 0, 0, 0, 0, 0}, __u6_addr32 = {0, 0, 0, 0}}}, sin6_scope_id = 0}}, id = 0, proto = 0 '\000', send_flags = {f = 0, blst_imask = 0}} new_len = 1 r = 0 ip = {af = 3070802102, len = 3070845392, u = {addrl = {137872216, 3220049044, 3070802450, 31}, addr32 = {137872216, 3220049044, 3070802450, 31}, addr16 = {50008, 2103, 3220, 49134, 47634, 46856, 31, 0}, addr = "X\303\067\b\224\f\356\277\022\272\b\267\037\000\000"}} s = 0x0 len = 50 __FUNCTION__ = "do_forward_reply" #7 0x080ed6d2 in forward_reply (msg=0xb728901c) at core/forward.c:845 No locals. #8 0x08168157 in receive_msg ( buf=0xb4e3ecf8 "SIP/2.0 200 OK\r\nVia: SIP/2.0/TLS 10.6.150.163:5061;branch=z9hG4bKc522.e107b15bca467ea76ea50f1758747d2a.1;i=3;received=10.6.133.183,SIP/2.0/TLS 10.6.150.163:5071;branch=z9hG4bK08efd17b\r\nFrom: "Personal"..., len=1614, rcv_info=0xb4e3eb34) at core/receive.c:354 msg = 0xb728901c ctx = {rec_lev = -1217462186, run_flags = 149363644, last_retcode = -1260131436, jmp_env = {{__jmpbuf = {14769, 1643, 16383, 1614, -1260876176, -1261526144}, __mask_was_saved = 0, __saved_mask = { __val = {4294967295, 3065255242, 3220049776, 3077169805, 149363624, 892664008, 3077648372, 3220049908, 149363636, 3220049560, 3076929490, 3077505103, 3076795573, 3220049587, 3077645312, 4, 1717986920, 6, 0, 3077648372, 3077168368, 0 <repeats 11 times>}}}}} bctx = 0x0 ret = 0 stats_on = 0 tvb = {tv_sec = 1541686005, tv_usec = 59356} tve = {tv_sec = 0, tv_usec = 0} tz = {tz_minuteswest = 0, tz_dsttime = 0} diff = 0 inb = { s = 0xb4e3ecf8 "SIP/2.0 200 OK\r\nVia: SIP/2.0/TLS 10.6.150.163:5061;branch=z9hG4bKc522.e107b15bca467ea76ea50f1758747d2a.1;i=3;received=10.6.133.183,SIP/2.0/TLS 10.6.150.163:5071;branch=z9hG4bK08efd17b\r\nFrom: "Personal"..., len = 1614} ---Type <return> to continue, or q <return> to quit--- netinfo = {data = {s = 0x0, len = -1074917264}, rcv = 0xb769e28d, dst = 0x8e71ba8} keng = 0x0 evp = {data = 0xbfee0ed0, rcv = 0xb4e3eb34, dst = 0x0} __FUNCTION__ = "receive_msg" #9 0x0825c84e in receive_tcp_msg ( tcpbuf=0xb4e3ecf8 "SIP/2.0 200 OK\r\nVia: SIP/2.0/TLS 10.6.150.163:5061;branch=z9hG4bKc522.e107b15bca467ea76ea50f1758747d2a.1;i=3;received=10.6.133.183,SIP/2.0/TLS 10.6.150.163:5071;branch=z9hG4bK08efd17b\r\nFrom: "Personal"..., len=1614, rcv_info=0xb4e3eb34, con=0xb4e3eb20) at core/tcp_read.c:1379 buf = 0x0 bsize = 0 blen = 308 __FUNCTION__ = "receive_tcp_msg" #10 0x0825eb3e in tcp_read_req (con=0xb4e3eb20, bytes_read=0xbfee16d4, read_flags=0xbfee16cc) at core/tcp_read.c:1611 bytes = 1614 total_bytes = 1614 resp = 1 size = 0 req = 0xb4e3eb94 dst = {send_sock = 0xa, to = {s = {sa_family = 8193, sa_data = "\000\000t\242'\267\067\001\000\000t\242'\267"}, sin = {sin_family = 8193, sin_port = 0, sin_addr = {s_addr = 3072828020}, sin_zero = "7\001\000\000t\242'\267"}, sin6 = {sin6_family = 8193, sin6_port = 0, sin6_flowinfo = 3072828020, sin6_addr = {__in6_u = { __u6_addr8 = "7\001\000\000t\242'\267\020\016\000\000\000\000\000", __u6_addr16 = {311, 0, 41588, 46887, 3600, 0, 0, 0}, __u6_addr32 = {311, 3072828020, 3600, 0}}}, sin6_scope_id = 4294967295}}, id = 0, proto = 4 '\004', send_flags = {f = 0, blst_imask = 0}} c = 0 '\000' ret = 0 __FUNCTION__ = "tcp_read_req" #11 0x082624ea in handle_io (fm=0xb727a274, events=1, idx=-1) at core/tcp_read.c:1843 ret = 0 n = 477 read_flags = 1 con = 0xb4e3eb20 s = 12 resp = 1 t = 188163427 __FUNCTION__ = "handle_io" #12 0x0825138b in io_wait_loop_epoll (h=0x845eca0, t=2, repeat=0) at core/io_wait.h:1065 n = 1 r = 0 fm = 0xb727a274 revents = 1 __FUNCTION__ = "io_wait_loop_epoll" #13 0x082637df in tcp_receive_loop (unix_sock=43) at core/tcp_read.c:1955 __FUNCTION__ = "tcp_receive_loop" #14 0x08247c77 in tcp_init_children () at core/tcp_main.c:4853 r = 6 i = 7 reader_fd_1 = 43 pid = 0 si_desc = "tcp receiver (generic)\000\264\a\000\000\000\237{"\267\031\000\000\000\070\032\356\277i\300&\b\377\377\377\377)]=\b\001\000\000\000\271\272&\b\000\000\000\000\001\000\000\000\000\000\000\000\bys\267\317\000\000\000\006\002y\005\364\217u\267\350(\005\bH\230u\267 \032\356\277G\204t\267H\230u\267\027\000\000\000\030\000\000\000\003\000\000\000\n\000\000\000\236!\000" si = 0x0 __FUNCTION__ = "tcp_init_children" #15 0x08066a21 in main_loop () at main.c:1716 i = 8 pid = 8606 si = 0x0 si_desc = "udp receiver child=7 sock=10.6.150.163:5060\000\003", '\000' <repeats 59 times>, "3\000\000\000'\000\000\000\v\000\000\000\022\000\000\000\t\000\000\000v\000\000" nrprocs = 8 woneinit = 1 __FUNCTION__ = "main_loop" #16 0x0806d2cb in main (argc=13, argv=0xbfee20b4) at main.c:2645 cfg_stream = 0x8ce8008 c = -1 ---Type <return> to continue, or q <return> to quit--- r = 0 tmp = 0xbfee2920 "" tmp_len = 0 port = 0 proto = 5 options = 0x8367210 ":f:cm:M:dVIhEeb:l:L:n:vKrRDTN:W:w:t:u:g:P:G:SQ:O:a:A:x:X:Y:" ret = -1 seed = 14026375 rfd = 12 debug_save = 0 debug_flag = 0 dont_fork_cnt = 0 n_lst = 0xb7759848 p = 0xbfee2034 "p \356\277G\204t\267H\230u\267(|s\267\364/q\267" st = {st_dev = 18, __pad1 = 0, st_ino = 19230, st_mode = 16877, st_nlink = 2, st_uid = 0, st_gid = 0, st_rdev = 0, __pad2 = 0, st_size = 40, st_blksize = 4096, st_blocks = 0, st_atim = { tv_sec = 1539686948, tv_nsec = 794098330}, st_mtim = {tv_sec = 1539855591, tv_nsec = 115278659}, st_ctim = {tv_sec = 1539855591, tv_nsec = 115278659}, __unused4 = 0, __unused5 = 0} __FUNCTION__ = "main"

(gdb) info locals __llevel = 3 skip_recs = 1 cseq = {s = 0x0, len = 0} contact = { s = 0xb4e3f17c "sip:3030911@10.6.148.164:5061;transport=tls>;+u.sip!devicename.ccm.cisco.com="SEP00451D6E4F37"\r\nContent-Type: application/sdp\r\nContent-Length: 308\r\n\r\nv=0\r\no=CiscoSystemsCCM-SIP 1475 1 IN IP4 10.6.148."..., len = 43} rr_set = {s = 0xb728945c "sip:10.6.150.163:5061;transport=tls;lr;did=e83.ac6\300\300\300\300\355\357\315\253", len = 52} __FUNCTION__ = "populate_leg_info"

(gdb) list 246 in dlg_handlers.c ```

#### Log Messages

``` Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/tcp_read.c:1540]: tcp_read_req(): content-length=308 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/msg_parser.c:614]: parse_msg(): SIP Reply (status): Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/msg_parser.c:616]: parse_msg(): version: <SIP/2.0> Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/msg_parser.c:618]: parse_msg(): status: <200> Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/msg_parser.c:620]: parse_msg(): reason: <OK> Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/parse_via.c:1303]: parse_via_param(): Found param type 232, <branch> = <z9hG4bKc522.e107b15bca467ea76ea50f1758747d2a.1>; state=6 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/parse_via.c:1303]: parse_via_param(): Found param type 236, <i> = <3>; state=6 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/parse_via.c:1303]: parse_via_param(): Found param type 234, <received> = <10.6.133.183>; state=9 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/parse_via.c:2681]: parse_via(): parsing via: next via Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/parse_via.c:1303]: parse_via_param(): Found param type 232, <branch> = <z9hG4bK08efd17b>; state=16 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/parse_via.c:2639]: parse_via(): end of header reached, state=5 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/msg_parser.c:492]: parse_headers(): Via found, flags=2 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/msg_parser.c:494]: parse_headers(): this is the first via Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/parse_addr_spec.c:185]: parse_to_param(): add param: tag=1475~853040b9-3e40-4c54-a456-6aead5ad927d-42986430 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/parse_addr_spec.c:864]: parse_addr_spec(): end of header reached, state=29 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/msg_parser.c:171]: get_hdr_field(): <To> [104]; uri=[sip:3030911@<Domain A>:5061] Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/msg_parser.c:172]: get_hdr_field(): to body [<sip:3030911@<DOMAIN A>:5061>] Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/msg_parser.c:152]: get_hdr_field(): cseq <CSeq>: <102> <INVITE> Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/receive.c:205]: receive_msg(): --- received sip message - reply - call-id: [3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071] - cseq: [102 INVITE] Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/msg_parser.c:183]: get_hdr_field(): content_length=308 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: DEBUG: <core> [core/parser/msg_parser.c:89]: get_hdr_field(): found end of header Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: tm [t_lookup.c:1019]: t_check_msg(): msg (0xb728901c) id=11298 global id=11297 T start=0xffffffff Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: tm [t_lookup.c:897]: t_reply_matching(): t_reply_matching: hash 8796 label 0 branch 1 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: tm [t_lookup.c:951]: t_reply_matching(): reply (0xb728901c) matched an active transaction (T=0xb4dfcbe8)! Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: tm [t_hooks.c:258]: run_trans_callbacks_internal(): DBG: trans=0xb4dfcbe8, callback type 2, id 0 entered Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: acc [acc_logic.c:671]: tmcb_func(): acc callback called for t(0xb4dfcbe8) event type 2, reply code 200 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: tm [t_hooks.c:258]: run_trans_callbacks_internal(): DBG: trans=0xb4dfcbe8, callback type 2, id 0 entered Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: dialog [dlg_hash.c:704]: dlg_lookup(): ref dlg 0xb4d848bc with 1 -> 2 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: dialog [dlg_hash.c:706]: dlg_lookup(): dialog id=1738 found on entry 910 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: dialog [dlg_profile.c:536]: set_current_dialog(): setting current dialog [910:1738] Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: dialog [dlg_hash.c:936]: dlg_unref_helper(): unref op on 0xb4d848bc with 1 from dlg_hash.c:954 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: dialog [dlg_hash.c:940]: dlg_unref_helper(): unref dlg 0xb4d848bc with 1 -> 1 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: tm [t_lookup.c:1088]: t_check_msg(): msg (0xb728901c) id=11298 global id=11298 T end=0xb4dfcbe8 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: tm [t_reply.c:2207]: reply_received(): org. status uas=180, uac[1]=180 local=0 is_invite=1) Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: <script>: incoming reply Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: tm [t_reply.c:1263]: t_should_relay_response(): ->>>>>>>>> T_code=180, new_code=200 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: tm [t_reply.c:1786]: relay_reply(): branch=1, save=0, relay=1 icode=0 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: tm [t_hooks.c:258]: run_trans_callbacks_internal(): DBG: trans=0xb4dfcbe8, callback type 32, id 0 entered Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: dialog [dlg_hash.c:704]: dlg_lookup(): ref dlg 0xb4d848bc with 1 -> 2 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: dialog [dlg_hash.c:706]: dlg_lookup(): dialog id=1738 found on entry 910 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: dialog [dlg_hash.c:936]: dlg_unref_helper(): unref op on 0xb4d848bc with 1 from dlg_hash.c:954 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: dialog [dlg_hash.c:940]: dlg_unref_helper(): unref dlg 0xb4d848bc with 1 -> 1 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: <core> [core/msg_translator.c:2265]: generate_res_buf_from_sip_res(): old size: 1614, new size: 1504 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: <core> [core/msg_translator.c:2283]: generate_res_buf_from_sip_res(): copied size: orig:131, new: 21, rest: 1483 msg= SIP/2.0 200 OK^M Via: SIP/2.0/TLS 10.6.150.163:5071;branch=z9hG4bK08efd17b^M From: "Personal/Zimmer 4322" sip:4322@10.6.150.163:5071;tag=as3df2635b^M To: <sip:3030911@<Domain A>:5061>;tag=1475~853040b9-3e40-4c54-a456-6aead5ad927d-42986430^M Date: Thu, 08 Nov 2018 13:59:40 GMT^M Call-ID: 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071^M CSeq: 102 INVITE^M Allow: INVITE, OPTIONS, INFO, BYE, CANCEL, ACK, PRACK, UPDATE, REFER, SUBSCRIBE, NOTIFY^M Allow-Events: presence, kpml^M Record-Route: sip:10.6.150.163:5061;transport=tls;lr;did=e83.ac6^M Supported: replaces^M Server: Cisco-CUCM11.5^M Call-Info: urn:x-cisco-remotecc:callinfo; security= Unknown; gci= 2-3013; isVoip^M Call-Info: urn:x-cisco-remotecc:callinfo;x-cisco-video-traffic-class=DESKTOP^M Suppo Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: tm [t_reply.c:331]: update_totag_set(): new totag Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: tm [t_hooks.c:258]: run_trans_callbacks_internal(): DBG: trans=0xb4dfcbe8, callback type 1048576, id 0 entered Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: dialog [dlg_hash.c:704]: dlg_lookup(): ref dlg 0xb4d848bc with 1 -> 2 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: dialog [dlg_hash.c:706]: dlg_lookup(): dialog id=1738 found on entry 910 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: dialog [dlg_hash.c:1137]: next_state_dlg(): dialog 0xb4d848bc changed from state 2 to state 3, due event 3 (ref 2) Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: dialog [dlg_handlers.c:478]: dlg_onreply(): dialog 0xb4d848bc confirmed (ACK pending) Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: <core> [core/parser/parse_rr.c:381]: print_rr_body(): current rr is sip:10.6.150.163:5061;transport=tls;lr;did=e83.ac6 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: <core> [core/parser/parse_rr.c:406]: print_rr_body(): skipping 0 route records Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: <core> [core/parser/parse_rr.c:444]: print_rr_body(): out rr [sip:10.6.150.163:5061;transport=tls;lr;did=e83.ac6] Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8618]: {2 102 INVITE 3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071} DEBUG: <core> [core/parser/parse_rr.c:445]: print_rr_body(): we have 1 records Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8620]: DEBUG: <core> [core/tcp_main.c:3281]: handle_tcp_child(): dead tcp child 6 (pid 8618, no 22) (shutting down?) Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8620]: DEBUG: <core> [core/io_wait.h:602]: io_watch_del(): DBG: io_watch_del (0x843ca20, 42, -1, 0x0) fd_no=36 called Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8620]: CRITICAL: <core> [core/pass_fd.c:277]: receive_fd(): EOF on 39 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8620]: DEBUG: <core> [core/tcp_main.c:3513]: handle_ser_child(): dead child 22, pid 8618 (shutting down?) Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8620]: DEBUG: <core> [core/io_wait.h:602]: io_watch_del(): DBG: io_watch_del (0x843ca20, 39, -1, 0x0) fd_no=35 called Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: ALERT: <core> [main.c:746]: handle_sigs(): child process 8618 exited by a signal 11 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: ALERT: <core> [main.c:749]: handle_sigs(): core was generated Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: INFO: <core> [main.c:771]: handle_sigs(): terminating due to SIGCHLD Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: <core> [main.c:773]: handle_sigs(): terminating due to SIGCHLD Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8620]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8619]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8616]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8608]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8613]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8615]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8610]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8609]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8614]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8605]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8604]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8612]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8607]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8597]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8603]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8611]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8602]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8601]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8599]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8617]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8606]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8598]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8600]: INFO: <core> [main.c:826]: sig_usr(): signal 15 received Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: dialog [dlg_hash.c:338]: destroy_dlg(): destroying dialog 0xb4d848bc (ref 2) Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: dialog [dlg_hash.c:354]: destroy_dlg(): removed timer for dlg 0xb4d848bc [910:1738] with clid '3330f000756ae87e5a59eff0349f4e3b@10.6.150.163:5071' and tags 'as3df2635b' '' Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: <core> [db_pool.c:100]: pool_remove(): removing connection from the pool Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: tm [t_funcs.c:85]: tm_shutdown(): start Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: tm [t_funcs.c:88]: tm_shutdown(): emptying hash table Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: tm [h_table.c:129]: free_cell_helper(): freeing transaction 0xb4dfcbe8 from h_table.c:448 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: dialog [dlg_handlers.c:304]: dlg_iuid_sfree(): freeing dlg iuid [910:1738] (0xb4ceaba4) Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: tm [h_table.c:204]: free_cell_helper(): branch 0 -> dns_h.srv (_sips._tcp.<Domain B>) ref=3, dns_h.a (<Domain B>) ref=2 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: tm [h_table.c:204]: free_cell_helper(): branch 1 -> dns_h.srv (_sips._tcp.<Domain B>) ref=2, dns_h.a (<Domain B>) ref=2 Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: tm [t_funcs.c:90]: tm_shutdown(): removing semaphores Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: tm [t_funcs.c:92]: tm_shutdown(): destroying tmcb lists Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: tm [t_funcs.c:95]: tm_shutdown(): done Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: INFO: db_sqlite [db_sqlite.c:227]: sqlite_mod_destroy(): SQlite terminate Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: tls [tls_init.c:853]: destroy_tls_h(): tls module final tls destroy Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: INFO: <core> [core/sctp_core.c:53]: sctp_core_destroy(): SCTP API not initialized Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: <core> [core/mem/shm.c:261]: shm_destroy_manager(): destroying memory manager: q_malloc Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: <core> [core/mem/q_malloc.c:1165]: qm_shm_lock_destroy(): destroying the shared memory lock Nov 8 15:06:45 ttel-gw /usr/sbin/kamailio[8591]: DEBUG: <core> [core/mem/pkg.c:91]: pkg_destroy_manager(): destroying memory manager: q_malloc ```

### Additional Information

``` version: kamailio 5.1.2 (i386/linux) flags: STATS: Off, USE_TCP, USE_TLS, USE_SCTP, TLS_HOOKS, DISABLE_NAGLE, USE_MCAST, DNS_IP_HACK, SHM_MEM, SHM_MMAP, PKG_MALLOC, Q_MALLOC, F_MALLOC, TLSF_MALLOC, DBG_SR_MEMORY, 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: unknown compiled on 01:09:03 Sep 6 2018 with i586-akira_i586v2-linux-gnu-gcc 4.4.7 ```

* **Operating System**:

We are using a home brew linux.

``` uname -a Linux <hostname> 4.9.129 #1 SMP Tue Oct 2 04:17:37 UTC 2018 i686 GNU/Linux ```