Core was generated by `/usr/sbin/asterisk'.
Program terminated with signal 11, Segmentation fault.
#0  0x00002b0b1d20be40 in strchr () from /lib/libc.so.6
(gdb) bt
#0  0x00002b0b1d20be40 in strchr () from /lib/libc.so.6
#1  0x00002aaaaf46efbb in ?? () from /usr/lib/asterisk/modules/res_config_mysql.so
#2  0x0000000000446874 in ast_load_realtime (family=0x2aaaadea696b "iaxusers") at config.c:1408
#3  0x00002aaaade8acbe in check_access (callno=<value optimized out>, sin=0x403bef90, ies=0x403be610) at chan_iax2.c:2805
#4  0x00002aaaade9b566 in socket_process (thread=0x0) at chan_iax2.c:7340
#5  0x00002aaaadea0f0e in iax2_process_thread (data=0x730f50) at chan_iax2.c:8367
#6  0x00000000004a8dac in dummy_start (data=<value optimized out>) at utils.c:852
#7  0x00002b0b1cc96f1a in start_thread () from /lib/libpthread.so.0
#8  0x00002b0b1d2635d2 in clone () from /lib/libc.so.6
#9  0x0000000000000000 in ?? ()
(gdb) bt full
#0  0x00002b0b1d20be40 in strchr () from /lib/libc.so.6
No symbol table info available.
#1  0x00002aaaaf46efbb in ?? () from /usr/lib/asterisk/modules/res_config_mysql.so
No symbol table info available.
#2  0x0000000000446874 in ast_load_realtime (family=0x2aaaadea696b "iaxusers") at config.c:1408
        eng = <value optimized out>
        db = "pepebx", '\0' <repeats 249 times>
        table = "iax_accs", '\0' <repeats 247 times>
        res = <value optimized out>
        ap = {{gp_offset = 48, fp_offset = 48, overflow_arg_area = 0x403bc608, reg_save_area = 0x403bc520}}
#3  0x00002aaaade8acbe in check_access (callno=<value optimized out>, sin=0x403bef90, ies=0x403be610) at chan_iax2.c:2805
        res = <value optimized out>
        version = <value optimized out>
        user = (struct iax2_user *) 0x0
        best = (struct iax2_user *) 0x0
        bestscore = 0
        gotcapability = 1
        v = <value optimized out>
        tmpvar = <value optimized out>
        i = {c = 0x72b178, flags = 0, bucket = 1, c_version = 0, obj = 0x0, version = 0}
        __PRETTY_FUNCTION__ = "check_access"
#4  0x00002aaaade9b566 in socket_process (thread=0x0) at chan_iax2.c:7340
        sin = {sin_family = 2, sin_port = 55569, sin_addr = {s_addr = 2751529226}, sin_zero = "\000\000\000\000\000\000\000"}
        res = 79
        updatehistory = 0
        new = <value optimized out>
        ptr = <value optimized out>
        dcallno = <value optimized out>
        fh = <value optimized out>
        mth = <value optimized out>
        fr = <value optimized out>
        cur = <value optimized out>
        f = {frametype = AST_FRAME_IAX, subclass = 1, datalen = 0, samples = 0, mallocd = 0, mallocd_hdr_len = 0, offset = 0, src = 0x0, data = 0x0,
  delivery = {tv_sec = 0, tv_usec = 0}, frame_list = {next = 0x0}, has_timing_info = 0, ts = 0, len = 0, seqno = 0}
        c = <value optimized out>
        dp = <value optimized out>
        tpeer = <value optimized out>
        ies = {called_number = 0x73101f "587826666", calling_number = 0x730ff6 "6619", calling_ani = 0x0, calling_name = 0x730ffc "Patrycja Krauze",
  calling_ton = -1, calling_tns = -1, calling_pres = -1, called_context = 0x0, username = 0x731019 "6619", password = 0x0, capability = 1550, format = 2,
  codec_prefs = 0x0, language = 0x0, version = 2, adsicpe = 0, dnid = 0x73102a "587826666", rdnis = 0x0, authmethods = 0, encmethods = 0, challenge = 0x0,
  md5_result = 0x0, rsa_result = 0x0, apparent_addr = 0x0, refresh = 0, dpstatus = 0, callno = 0, cause = 0x0, causecode = 0 '\0', iax_unknown = 0 '\0',
  msgcount = -1, autoanswer = 0, musiconhold = 0, transferid = 0, datetime = 0, devicetype = 0x0, serviceident = 0x0, firmwarever = -1, fwdesc = 0,
  fwdata = 0x0, fwdatalen = 0 '\0', enckey = 0x0, enckeylen = 0 '\0', provver = 0, samprate = 1, provverpres = 0, rr_jitter = 0, rr_loss = 0, rr_pkts = 0,
  rr_delay = 0, rr_dropped = 0, rr_ooo = 0}
        ied0 = {buf = '\0' <repeats 1023 times>, pos = 0}
---Type <return> to continue, or q <return> to quit---
        ied1 = {buf = '\0' <repeats 1023 times>, pos = 0}
        format = <value optimized out>
        fd = 137
        exists = <value optimized out>
        minivid = <value optimized out>
        empty = '\0' <repeats 31 times>
        duped_fr = <value optimized out>
        host_pref_buf = '\0' <repeats 40 times>, "2?\034\v+", '\0' <repeats 18 times>, "@-;@\000\000\000\000`o?*\000\000%\006P\v\000\000\000\000\030\216?*\000\000\000\000\000\000\000\000\000\000\004\000\000\000\000\000\000\000-\206?*\000\000B\230?*\000"
        caller_pref_buf = '\0' <repeats 127 times>
        pref = {order = "\000\000\000\000\000\000\000\000X!=\035\v+", '\0' <repeats 17 times>,
  framing = '\0' <repeats 16 times>, "`o?*\000\000--t\000\000\000\000"}
        using_prefs = <value optimized out>
        __PRETTY_FUNCTION__ = "socket_process"
#5  0x00002aaaadea0f0e in iax2_process_thread (data=0x730f50) at chan_iax2.c:8367
        curelm = <value optimized out>
        __cancel_buf = {__cancel_jmp_buf = {{__cancel_jmp_buf = {1077670240, 0, 0, 1077672288, 1077670544, 1077673984, 1077669904, 46912550603364},
      __mask_was_saved = 0}}, __pad = {0x403bf160, 0x0, 0x0, 0x0}}
        not_first_call = <value optimized out>
        thread = (struct iax2_thread *) 0x730f50
        tv = {tv_sec = 7549808, tv_usec = 89233}
        ts = {tv_sec = 0, tv_nsec = 24}
        put_into_idle = 1
#6  0x00000000004a8dac in dummy_start (data=<value optimized out>) at utils.c:852
        __cancel_buf = {__cancel_jmp_buf = {{__cancel_jmp_buf = {7544992, 0, 0, 1077672288, 1077670544, 1077673984, 1077670208, 4885906},
      __mask_was_saved = 0}}, __pad = {0x403bf200, 0x0, 0x0, 0x0}}
        __cancel_arg = (void *) 0x403bf960
        not_first_call = <value optimized out>
        ret = <value optimized out>
#7  0x00002b0b1cc96f1a in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#8  0x00002b0b1d2635d2 in clone () from /lib/libc.so.6
No symbol table info available.
#9  0x0000000000000000 in ?? ()
No symbol table info available.
(gdb)