#0  _int_malloc (av=0x7f1000000020, bytes=<value optimized out>) at malloc.c:4478
        iters = 3
        nb = 320
        idx = <value optimized out>
        bin = <value optimized out>
        victim = 0x7f1000000078
        size = 41105
        victim_index = <value optimized out>
        remainder = <value optimized out>
        remainder_size = <value optimized out>
        block = <value optimized out>
        bit = <value optimized out>
        map = <value optimized out>
        fwd = 0x7f10000007e8
        bck = 0x7f1000263a90
        errstr = <value optimized out>
        __func__ = "_int_malloc"
#1  0x00007f1045f37c70 in *__GI___libc_malloc (bytes=297) at malloc.c:3661
        ar_ptr = 0x7f1000000020
        victim = 0xd478868
        __func__ = "__libc_malloc"
#2  0x00000000005622bf in _ast_malloc (len=297, file=0x5b3ab4 "manager.c", lineno=5060, func=0x5b7fa4 "append_event")
    at /usr/src/asterisk-1.8.14.1/include/asterisk/utils.h:457
        p = 0x0
        __PRETTY_FUNCTION__ = "_ast_malloc"
#3  0x00000000004f749b in append_event (
    str=0xd2c0e88 "Event: VarSet\r\nPrivilege: dialplan,all\r\nChannel: SIP/5555-00001875\r\nVariable: RTPAUDIOQOS\r\nValue: ssrc=1542092895;themssrc=469756598;lp=0;rxjitter=0.000323;rxcount=8372;txjitter=0.000000;txcount=7817;"..., category=2048)
    at manager.c:5060
        tmp = 0x7f1006860238
        __PRETTY_FUNCTION__ = "append_event"
        seq = 471069
#4  0x00000000004f7a5b in __ast_manager_event_multichan (category=2048, event=0x5be668 "VarSet", chancount=0, chans=0x0,
    file=0x5b8b94 "pbx.c", line=10006, func=0x5bedc0 "pbx_builtin_setvar_helper",
    fmt=0x5be670 "Channel: %s\r\nVariable: %s\r\nValue: %s\r\nUniqueid: %s\r\n") at manager.c:5161
        session = 0x7f100027bb60
        hook = 0x95
        auth = 0x7f1006860120
        cat_str = 0x7f1006860138 "dialplan,all"
        ap = {{gp_offset = 48, fp_offset = 48, overflow_arg_area = 0x7f1006860380, reg_save_area = 0x7f10068602a0}}
        now = {tv_sec = 43059118704, tv_usec = 5652406}
        buf = 0xd2c0e70
 i = 0
        __PRETTY_FUNCTION__ = "__ast_manager_event_multichan"
#5  0x000000000051e1c4 in pbx_builtin_setvar_helper (chan=0xd56ed98, name=0x5c1bc3 "RTPAUDIOQOS",
    value=0x7f1006860440 "ssrc=1542092895;themssrc=469756598;lp=0;rxjitter=0.000323;rxcount=8372;txjitter=0.000000;txcount=7817;rlp=0;rtt=0.000000") at pbx.c:10000
        newvariable = 0x7f100022f2e0
        headp = 0xd56f150
        nametail = 0x5c1bc3 "RTPAUDIOQOS"
        __PRETTY_FUNCTION__ = "pbx_builtin_setvar_helper"
#6  0x000000000052726b in ast_rtp_instance_set_stats_vars (chan=0xd56ed98, instance=0xd8fab88) at rtp_engine.c:1619
        quality_buf = "ssrc=1542092895;themssrc=469756598;lp=0;rxjitter=0.000323;rxcount=8372;txjitter=0.000000;txcount=7817;rlp=0;rtt=0.000000\000>D\000\273C\001\000\067#[\000\001\000\000\000\000\031\000\000\000\000\000\000\020\005\206\006\020\177\000\000\037zT\000\000\000\000\000h\210G\r\000\000\000\000\216a\246&\020\177\000\000\020\005\206\006\000\031\000\000\340\274'@\020\177\000\000H\277\257&\020\177\000\000\000\031\000\000\000\000\000\000P\005\206"...
        quality = 0x7f1006860440 "ssrc=1542092895;themssrc=469756598;lp=0;rxjitter=0.000323;rxcount=8372;txjitter=0.000000;txcount=7817;rlp=0;rtt=0.000000"
        bridge = 0x0
#7  0x00007f1026a72d02 in sip_hangup (ast=0xd56ed98) at chan_sip.c:6390
        bridge = 0x0
        quality_buf = '\000' <repeats 168 times>"\220, \006\206\006\020\177\000\000\220\t\206\006\020\177\000\000\200\a\206\006\020\177\000\000\273\277Y\000\000\000\000\000\360\a\206\006\020\177\000\000?\000\000\000\000\000\000\000\003\000\000\000\000\000\000\000\220\t\206\006\020\177\000\000\062\207\362E\020\177\000\000\001\200\255\373\000\000\000\000\220\t\206\006\020\177\000"
        quality = 0xd56ed98 "`\327\321&\020\177"
        p = 0xd478868
        needcancel = 0
        needdestroy = 0
        oldowner = 0xd56ed98
        __PRETTY_FUNCTION__ = "sip_hangup"
#8  0x000000000046e298 in ast_hangup (chan=0xd56ed98) at channel.c:2837
        extra_str = "16,,\000\000\000\000@Ci\r\000\000\000\000̤[\000\001", '\000' <repeats 12 times>, "\016\200\000\000\000\000\000\224\n\000\000\000\000\000\000 \n\206\006\020\177\000\000\341;D\000\000\000\000"
        was_zombie = 0
        __PRETTY_FUNCTION__ = "ast_hangup"
#9  0x000000000050ee0f in __ast_pbx_run (c=0xd56ed98, args=0x0) at pbx.c:5237
        found = 1
        res = -1
        autoloopflag = 0
        error = 1
        __PRETTY_FUNCTION__ = "__ast_pbx_run"
#10 0x000000000050f137 in pbx_thread (data=0xd56ed98) at pbx.c:5329
        c = 0xd56ed98
#11 0x0000000000564cfe in dummy_start (data=0xd4bee60) at utils.c:1004
        __cancel_buf = {__cancel_jmp_buf = {{__cancel_jmp_buf = {0, -4210147373525214, 139706776152704, 139706805655296,
                139707801487168, 3, -4210147384010974, 130893853466908450}, __mask_was_saved = 0}}, __pad = {0x7f1006860f80,
            0x0, 0xd77e3f0, 0x0}}
        __cancel_routine = 0x438ab1 <ast_unregister_thread>
        __cancel_arg = 0x7f1006861700
        not_first_call = 0
        ret = 0x7f1046219860
        a = {start_routine = 0x50f112 <pbx_thread>, data = 0xd56ed98,
          name = 0xd7d1380 "pbx_thread", ' ' <repeats 11 times>, "started at [ 5355] pbx.c ast_pbx_start()"}
        lock_info = 0xd593440
        mutex_attr = {__size = "\001\000\000", __align = 1}
#12 0x00007f1045aa78ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
        __res = <value optimized out>
        pd = 0x7f1006861700
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139706805655296, 130894560147101474, 139706776152704, 139706805655296,
                139707801487168, 3, -4210147371428062, -4067384466254046}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0,
              0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#13 0x00007f1045f90b6d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#14 0x0000000000000000 in ?? ()
No symbol table info available.