(gdb) bt
#0  0x00b05479 in free () from /lib/tls/libc.so.6
#1  0x08059178 in ast_frfree (fr=0xbc6ff4) at frame.c:282
#2  0xb78086cc in dial_exec_full (chan=0xb6a00e38, data=0x85cc010, peerflags=0xb5ef37f8) at app_dial.c:655
#3  0xb780b49d in dial_exec (chan=0xbc87e4, data=0x0) at app_dial.c:1613
#4  0x08086dad in pbx_exec (c=0xb6a00e38, app=0xbc87e4, data=0xb5ef3b4a, newstack=1) at pbx.c:484
#5  0xb7e0efdc in handle_exec (chan=0xbc87e4, agi=0xbc87e4, argc=3, argv=0xb6a00e38) at res_agi.c:1096
#6  0xb7e10f8f in agi_exec_full (chan=0xb6a00e38, data=0xb7e17440, enhanced=0, dead=0) at res_agi.c:1810
#7  0x08091562 in pbx_extension_helper (c=0xb6a00e38, con=0x0, context=0xb6a00f88 "phones", exten=0xb6a0107c "907283343318",
    priority=2, label=0x0, callerid=0xb5ef90b0 "HuntDial.agi|1|2133|07283343318", action=0) at pbx.c:484
#8  0x08092a06 in __ast_pbx_run (c=0xb6a00e38) at pbx.c:2060
#9  0x0809445c in pbx_thread (data=0xbc87e4) at pbx.c:2346
#10 0x00ce91d5 in start_thread () from /lib/tls/libpthread.so.0
#11 0x00b692da in clone () from /lib/tls/libc.so.6

(gdb) bt full
#0  0x00b05479 in free () from /lib/tls/libc.so.6
No symbol table info available.
#1  0x08059178 in ast_frfree (fr=0xbc6ff4) at frame.c:282
No locals.
#2  0xb78086cc in dial_exec_full (chan=0xb6a00e38, data=0x85cc010, peerflags=0xb5ef37f8) at app_dial.c:655
        tmpchan = "?8E\bM;õ?", '\0' <repeats 180 times>, "\001\000\000\000\000\000\000\200\000\000\000\000\000\022 ?\210P\022\b", '\0' <repeats 47 times>
        stuff = 0xbc87e4 ""
        tech = 0x7bcf244 <Address 0x7bcf244 out of bounds>
        res = 0
        u = (struct localuser *) 0x856bcc0
        number = 0xbc87e4 ""
        rest = 0x0
        cur = 0x0
        privcid = "P\000\000\000H\210?\000!N?\000\204\177\b\bGROUP\000\000\000tsn?!\020\t\000d&?\000\000\000\000\000\020\000\000\000?^?\000?o?\000\0307õ????\000????\006\000\000\000?7õ?X8õ??k\006\b?7õ?\006\000\000\000?????7õ?ð??\000ÙLN\bÙLN\b\r\000\000\000ÙLN\b\000\000\000\000\r\000\000\000\000\200­?", '\0' <repeats 12 times>, "\001\000\000\000\000\000\000\000\002\000\000\000\000\000\000\000\003\000\000\000\000\000\000\000\006\000\000\000?^?\000\2307õ?$??\000%\000\000\000H\024?\000\207\001\000\000\000\200Ò?\000\020\000\000?7"...
        privintro = " \000\000\000\000\000\000\000H\002\000\000Ù?V\bõ,Ý??o?\000\000\000\000\000\000\000\000\000\f3õ??T?\000\000\210?\000x?V\b?o?\000\030\000\000\000\031\000\000\000Ù3õ?ð??\000x?V\bx?V\b\030\000\000\000x?V\b\000\000\000\000\030\000\000\000\000\200­?x?V\bx?V\bx?V\bx?V\b\220?V\b??V\bx?V\b??V\b\000\000\000\000!N?", '\0' <repeats 13 times>, "6Ã\201?\000\000\000\000\000\000\000\000)\000\000\000\000\000\000\000\004Ú\201?r?\201?Zap\000R19\000????\021?\017\b?3õ?", '\0' <repeats 12 times>...
        outgoing = (struct dial_localuser *) 0x83b7e30
        to = 44049
        numbusy = 0
        numcongestion = 0
        numnochan = 0
        cause = 0
        numsubst = "81/w07283343318\000\000\210?\000\000\210?\000\000\000\000\000H\210?\000\000\000\000\000i\000\000\000??~\bÙ\025n\bZap/81-1", '\0' <repeats 17 times>, "\210?\000\000\210?"
        restofit = '\0' <repeats 32 times>, "\n\000\000\000\000\000\000\000\000\022n\b", '\0' <repeats 16 times>, "\001\000\000\00088õ?\0307õ?ñ,Ý?\r\000\000"
        cidname = "?¡Î\000\016\000\000\000??~\b\030\\2\bP2õ?\034\\2\bx2õ?Y?\r\bÈ\033\022\bP2õ?\000\000\000\000\000\000\000\000\t\004\000\000??~\b\000\000\000\000\000\000d \000\000\000\000\001\000\000\000\000\000\000\000\000\000\000"
        toast = '\0' <repeats 40 times>, "\003\000\000\000\030\000\000\000?o?\000\001\000\000\000\000\210?\000?1õ?Fo?\000\000\210?\000\016\000\000\000\000\000\000"
        l = 0x85cc010 "H\210?"
        privdb_val = 0
        calldurationlimit = 0
        config = {features_caller = {flags = 0}, features_callee = {flags = 0}, start_time = {tv_sec = 0, tv_usec = 0},
  feature_timer = 0, timelimit = 11403029, play_warning = -1242613992, warning_freq = -1242615064, warning_sound = 0x0,
  end_sound = 0x0, start_sound = 0x0, firstpass = 0, flags = 0}
        timelimit = 0
        play_warning = 0
        warning_freq = 0
        warning_sound = 0xbc87e4 ""
        end_sound = 0x0
        start_sound = 0x0
        dtmfcalled = 0x0
        dtmfcalling = 0x0
        var = 0xbc87e4 ""
        status = "NOANSWER", '\0' <repeats 140 times>, "Ä'?\000ÔS?\000\000\000\000\000QЭ\000\000\000\000\000?o?\000\000\000\000\000ó,Ý?,7õ?\027ð­\000L7õ?ó,Ý?\001", '\0' <repeats 35 times>, "$U?", '\0' <repeats 20 times>
        play_to_caller = 140296208
        play_to_callee = 0
        sentringing = 1
        moh = 0
        outbound_group = 0x0
        macro_result = 0x85cc010 "H\210?"
        digit = 0
        result = 0
        start_time = 1139288809
        answer_time = 0
        end_time = 0
        app = (struct ast_app *) 0x7bcf244
        parse = 0xb5ef27c0 "Zap"
        args = {argc = 3, argv = 0xb5ef3034, peers = 0xb5ef27c0 "Zap", timeout = 0xb5ef27d4 "60",
  options = 0xb5ef27d7 "Crg", url = 0x0}
        opts = {flags = 131106}
        opt_args = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}
        __PRETTY_FUNCTION__ = "dial_exec_full"
#3  0xb780b49d in dial_exec (chan=0xbc87e4, data=0x0) at app_dial.c:1613
        peerflags = {flags = 32}
#4  0x08086dad in pbx_exec (c=0xb6a00e38, app=0xbc87e4, data=0xb5ef3b4a, newstack=1) at pbx.c:484
        res = 12355556
        saved_c_appl = 0x8133fe0 "AGI"
        saved_c_data = 0xb5ef90b0 "HuntDial.agi|1|2133|07283343318"
        execute = (int (*)(struct ast_channel *, void *)) 0xb780b480 <dial_exec>
        __PRETTY_FUNCTION__ = "pbx_exec"
#5  0xb7e0efdc in handle_exec (chan=0xbc87e4, agi=0xbc87e4, argc=3, argv=0xb6a00e38) at res_agi.c:1096
        res = -1231024584
        app = (struct ast_app *) 0x0
        __PRETTY_FUNCTION__ = "handle_exec"
#6  0xb7e10f8f in agi_exec_full (chan=0xb6a00e38, data=0xb7e17440, enhanced=0, dead=0) at res_agi.c:1810
        c = (struct ast_channel *) 0xbc87e4
        ms = -1
        returnstatus = 0
        buf = "EXEC\000Dial\000Zap/81/w07283343318|60|Crg\000\000, Number (07283343318), Using Group (19), Now Using Channel (81), \000\"", '\0' <repeats 194 times>, "d&?\000\000\000\000\000\000\000\000\000?o?\000Ì<õ??<õ?q9?\000Ì<õ?V>õ?-Nõ?\000\000\000\000-Nõ??o?\000X\217\017\b¡Nõ??=õ?vÝ?\000Ì<õ?X\217\017\b?Nõ?d&?\000"...
        outfd = 391
        f = (struct ast_frame *) 0xb7e17440
        readf = (FILE *) 0x84c6098
        retry = 3
        res = -1242610496
        u = (struct localuser *) 0x8419a40
        argv = {0xb5ef44d0 "HuntDial.agi", 0xb5ef44dd "1", 0xb5ef44df "2133", 0xb5ef44e4 "07283343318",
  0x0 <repeats 104 times>, 0x6c6c6163 <Address 0x6c6c6163 out of bounds>, 0x6c6c612c <Address 0x6c6c612c out of bounds>,
  0x0 <repeats 13 times>, 0xb7e1165e "\201Ã?-", 0x0, 0x0, 0x0, 0x0}
        buf = "HuntDial.agi\0001\0002133\00007283343318", '\0' <repeats 2016 times>
        tmp = 0x0
        argc = 4
        fds = {391, 442}
        efd = -1
        pid = 13618
        agi = {fd = 442, audio = -1, ctrl = 391}
        __PRETTY_FUNCTION__ = "agi_exec_full"
#7  0x08091562 in pbx_extension_helper (c=0xb6a00e38, con=0x0, context=0xb6a00f88 "phones", exten=0xb6a0107c "907283343318",
    priority=2, label=0x0, callerid=0xb5ef90b0 "HuntDial.agi|1|2133|07283343318", action=0) at pbx.c:484
        e = (struct ast_exten *) 0x81cece0
        sw = (struct ast_switch *) 0x0
        data = 0x0
        foundcontext = 0x8198d57 "huntgroups"
        newstack = 1
        res = 0
        status = 5
        incstack = {0x8198930 "phones", 0x8199240 "vservices", 0x819bf40 "phonesextens", 0x81ce668 "hotextens",
  0xb02664 "\201Ã\220I\f", 0x0, 0x0, 0xbc6ff4 "<m?", 0xb5efb120 "\001\200­?`?õ?`?õ?`?õ?`?õ?m?õ???õ?`?õ???õ?",
  0xb5efb0fc "\f?õ?vÝ?",
  0xb03971 "\211~\020\213U\024\211~\f\211~\004\205Òt6\213U\024\213}ö\211V\024\211V\b1Ò\211~\030\211\226\230",
  0xb5efb120 "\001\200­?`?õ?`?õ?`?õ?`?õ?m?õ???õ?`?õ???õ?", 0xb5efb260 "\"2133\" <2133>", 0xb5efb2af "", 0x0, 0xb5efb2af "",
  0xbc6ff4 "<m?", 0x8104850 "\"%s\" <%s>", 0xb5efb23c "æ?Á?\b?¿?", 0xb5efb20c "(?õ?Òf?",
  0xafe176 "\213\215\f???\211Â9\2150???t\t\213?(???Æ\006", 0xb5efb120 "\001\200­?`?õ?`?õ?`?õ?`?õ?m?õ???õ?`?õ???õ?",
  0x8104850 "\"%s\" <%s>", 0xb5efb244 "", 0xb5efb260 "\"2133\" <2133>", 0x0, 0xb5efb1c0 "",
  0xb5efb120 "\001\200­?`?õ?`?õ?`?õ?`?õ?m?õ???õ?`?õ???õ?", 0xfbad8001 <Address 0xfbad8001 out of bounds>,
  0xb5efb260 "\"2133\" <2133>", 0xb5efb260 "\"2133\" <2133>", 0xb5efb260 "\"2133\" <2133>", 0xb5efb260 "\"2133\" <2133>",
  0xb5efb26d "", 0xb5efb2af "", 0xb5efb260 "\"2133\" <2133>", 0xb5efb2af "", 0x0 <repeats 14 times>,
  0xffffffff <Address 0xffffffff out of bounds>, 0x0 <repeats 13 times>, 0xbc6a20 "", 0x0 <repeats 16 times>,
  0xb05524 "\201ÃÐ\032\f", 0x0, 0xbc6ff4 "<m?", 0x50 "", 0x8104850 "\"%s\" <%s>", 0xb5efb228 "Ùú$\bÌq\n\b`?õ?P",
  0xae66d2 "\203Ä\020[]Ã\220\220\220\220\220\220\220\220U\211ã\215M\020S\203ñ\f\213U\f\211L$\b\213E\bæx%??\201Ã?\b\016",
  0xb5efb260 "\"2133\" <2133>", 0x50 "", 0x8104850 "\"%s\" <%s>", 0xb5efb23c "æ?Á?\b?¿?", 0xb6a00e38 "SIP/2133-a6f7",
  0x824f2d8 "\"2133\" <2133>", 0x80a71cc "ìo???\211D$\024?Ü^\020\b?øc\020\b\211T$\020¿`\002", 0xb5efb260 "\"2133\" <2133>",
  0x50 "", 0x8104850 "\"%s\" <%s>", 0xb6c1bce8 "2133", 0xb6bffc08 "2133", 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb6bffc08 "2133",
  0x33313222 <Address 0x33313222 out of bounds>, 0x3c202233 <Address 0x3c202233 out of bounds>,
  0x33333132 <Address 0x33333132 out of bounds>, 0x3e "", 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
  0xb1e616 "\211Ó=\001ö??s\001ÃæI6\b", 0x80a652a "\213L$\030\213t$\034\211\213\200\002", 0xb5efb2b8 "æ*æC\002", 0x0, 0x0,
  0x0}
        passdata = "HuntDial.agi|1|2133|07283343318", '\0' <repeats 8160 times>
        stacklen = 4
        tmp = '\0' <repeats 79 times>
        tmp2 = '\0' <repeats 79 times>
        tmp3 = '\0' <repeats 6736 times>, "4", '\0' <repeats 311 times>, "$U?", '\0' <repeats 21 times>, "S*æC\037O\b\000\000\000\000\000S*æC\037O\b\000S*æC8ø­?ed\005\b8ø­?S*æC\037O\b\000\001", '\0' <repeats 19 times>, "S*æC\037O\b\000\000\000\000\000\000\000\000\000S*æC\037O\b\000\000\210?\000æ\003\000\000S*æC\037O\b\0009\000\000\0000ø­?æ}\023\b\000\000\000\000ÅÊ\022\000æe\005\bæ}\023\b\020\000???\001\000\000\000\000\000\000È\b\002\000?\001\000\000ÅÊ\022\000\000\000\000\000\020ß`?píÎ\000\000\000\000\000?ÇÃ"...
        atmp = '\0' <repeats 79 times>
        atmp2 = '\0' <repeats 8291 times>
        __PRETTY_FUNCTION__ = "pbx_extension_helper"
#8  0x08092a06 in __ast_pbx_run (c=0xb6a00e38) at pbx.c:2060
        digit = 0
        exten = '\0' <repeats 255 times>
        pos = 0
        waittime = 2
        res = 0
        __PRETTY_FUNCTION__ = "__ast_pbx_run"
#9  0x0809445c in pbx_thread (data=0xbc87e4) at pbx.c:2346
No locals.
#10 0x00ce91d5 in start_thread () from /lib/tls/libpthread.so.0
No symbol table info available.
#11 0x00b692da in clone () from /lib/tls/libc.so.6
No symbol table info available.