Core was generated by `/usr/sbin/asterisk -f -U asterisk -G asterisk -vvvg -c'.
Program terminated with signal 11, Segmentation fault.
#0  0x080f712f in ast_sched_del (con=0x9a02c00, id=1308395) at sched.c:267
267             AST_LIST_TRAVERSE_SAFE_BEGIN(&con->schedq, s, list) {
(gdb) bt full
#0  0x080f712f in ast_sched_del (con=0x9a02c00, id=1308395) at sched.c:267
        __list_next = (struct sched *) 0x63746e75
        __list_prev = (struct sched *) 0xb7e08ef0
        __new_prev = (struct sched *) 0x63746e75
        s = (struct sched *) 0x63746e75
        __PRETTY_FUNCTION__ = "ast_sched_del"
#1  0x00be3053 in parse_register_contact (pvt=0x9b50b90, peer=0x9a48c58, req=0xba0050) at chan_sip.c:8476
        _count = 0
        _sched_res = -1
        contact = "<sip:82810\000172.172.172.122\0005060\000\000sã·\000\000\000\000\000\000\000\000èrã·\000\000\000\000f71a025ffa294d16f189f5d9b414269d", '\0' <repeats 224 times>, "f3d271eb24e11e40f72246fcfedc1f3b", '\0' <repeats 124 times>, "qS-\000\000\000\000\000\000\000\000\000ld-\000\000\000\000\000\000\000\000\000\001\000\000\000\000\000\000\000´eÂ\000X\214¤\t«ñ°\t¸û?
        data = "6b93", '\0' <repeats 224 times>, "REGISTER:sip:172.172.172.2", '\0' <repeats 257 times>
        expires = 0xba045d "60"
        expiry = 60
        curi = 0xb9f9b9 "82810"
        n = 0xb9f9bf "172.172.172.122"
        pt = 0xb9f9cf "5060"
        port = 5060
        useragent = 0x9a02c00 "\001"
        hp = (struct hostent *) 0xb9f394
        ahp = {hp = {h_name = 0x0, h_aliases = 0x0, h_addrtype = 2, h_length = 0, h_addr_list = 0xb9f3a8}, 
  buf = "¬ó¹\000¬¬¬z", '\0' <repeats 1015 times>}
        oldsin = {sin_family = 2, sin_port = 50195, sin_addr = {s_addr = 2058136748}, sin_zero = "\000\000\000\000\000\000\000"}
        testsin = {sin_family = 0, sin_port = 0, sin_addr = {s_addr = 2058136748}, sin_zero = "\000\000\000\000\000\000\000"}
        __PRETTY_FUNCTION__ = "parse_register_contact"
#2  0x00be4f55 in register_verify (p=0x9b50b90, sin=0xba0040, req=0xba0050, uri=0xba0275 "sip:172.172.172.2") at chan_sip.c:8977
        res = AUTH_SUCCESSFUL
        peer = (struct sip_peer *) 0x9a48c58
        tmp = "<sip:82810\000172.172.172.2\000\000º\000\000\000\000\000\004?\000\000\000\000\000\000\000\000\000ôoB\000\000\000\000\000\000\000\000\000m?\000,ý¹\000\230\rµ\t\227\016µ\tLþ¹\000ôoB\000,ý¹\000\230\rµ\t\030þ¹\000Ä\2154\000,ý¹\000\217/Â\000Lþ¹\000\230\rµ\t\000\000\000\000Ìý¹\000ÿ\000\000\000\001\200­û\230\rµ\t\230\rµ\t\230\rµ\t\230\rµ\t¤\rµ\t\227\016µ\t\230\rµ\t\227\016µ\t", '\0' <repeats 20 times>, "S\231?, '\0' <repeats 17 times>, "W\003º\000`\003º\000R\003º\000R\003º\000\000"...
        name = 0xb9fcb5 "82810"
        c = 0x0
        t = 0xba0286 ""
        domain = 0xb9fcbb "172.172.172.2"
        __PRETTY_FUNCTION__ = "register_verify"
#3  0x00c06dc9 in handle_request_register (p=0x9b50b90, req=0xba0050, sin=0xba0040, e=0xba0275 "sip:172.172.172.2") at chan_sip.c:15839
        reason = 0xb9fe4c "u\002?
        res = 12726159
        __PRETTY_FUNCTION__ = "handle_request_register"
#4  0x00c07cce in handle_request (p=0x9b50b90, req=0xba0050, sin=0xba0040, recount=0xba0034, nounlock=0xba0038) at chan_sip.c:16068
        cmd = 0xba026c "REGISTER"
        cseq = 0xba0352 "32220 REGISTER"
        useragent = 0xba044c "SIP UA"
        seqno = 32220
        len = 5