stack trace of stucked call

Thread 1231 (Thread 0x2afe4f32b700 (LWP 29158)):
#0  0x00002afdf6c5f54d in __lll_lock_wait () from /usr/lib64/libpthread.so.0
No symbol table info available.
#1  0x00002afdf6c5aeb6 in _L_lock_941 () from /usr/lib64/libpthread.so.0
No symbol table info available.
#2  0x00002afdf6c5adaf in pthread_mutex_lock () from /usr/lib64/libpthread.so.0
No symbol table info available.
#3  0x00002afdf358c5ff in apr_thread_mutex_lock () from /usr/lib64/libfreeswitch.so.1
No symbol table info available.
#4  0x00002afdf3221bb2 in switch_mutex_lock (lock=0x38a9cae8) at src/switch_apr.c:301
No locals.
#5  0x00002afe1001c7da in conference_member_add (nce=0x38a9c108, member=0x2afe4f326f40) at conference_member.c:732
        status = SWITCH_STATUS_FALSE
        event = 0x0
        msg = "p\365i\271\000\000\000\000x\240i\271\000\000\000\000\240j2O\376*\000\000T\033\"\363\375*\000\000\300j2O\376*\000\000\270̰\261\000\000\000\000\300j2O\376*\000\000\362L'\363\375*\000\000\060l2O\376*\000\000( Ѵ\000\000\000\000\020l2O\376*\000\000%*&\363\375*\000\000X ]\363\375*\000\000\327\370/\363\353\060\000\000P:^\363\375*\000\000\006\321]\363\375*\000\000\000\000\000\000\000\000\000\000( Ѵ\000\000\000\000`k2O\376*\000\000\a\335/\363\375*\000\000d\000\000\000\000\000\000\000b\027\"\363\375*\000\000\230k2O\376*\000\000\220=W\263\000\000\000\000\220=W\263\000\000\000\000\326\366/"...
        call_list = 0x0
        channel = 0x0
        controls = 0x0
        position = 0x0
        var = 0x0
        has_video = SWITCH_TRUE
        __PRETTY_FUNCTION__ = "conference_member_add"
        __func__ = "conference_member_add"
#6  0x00002afe0ffe6cff in conference_function (session=0xb4d12028, data=0xb332cf30 "conf_10_10@default+flags{nomoh|mute}") at mod_conference.c:2453
        read_codec = 0xb969a9c0
        member = {id = 34627, session = 0xb4d12028, channel = 0xb1b0c110, nce = 0x0, pool = 0xb1b0c028, audio_buffer = 0x137e3860, mux_buffer = 0x137e37c0, resample_buffer = 0x0, flags = {MFLAG_CAN_SPEAK, MFLAG_RUNNING, MFLAG_CAN_SPEAK, MFLAG_RUNNING <repeats 18 times>, MFLAG_CAN_SPEAK, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_CAN_SPEAK, MFLAG_CAN_SPEAK, MFLAG_RUNNING <repeats 13 times>}, score = 0, last_score = 0, score_iir = 0, flag_mutex = 0xb96b12a0, write_mutex = 0xb96b12f0, audio_in_mutex = 0xb96b13e0, audio_out_mutex = 0xb96b1430, read_mutex = 0xb96b1340, fnode_mutex = 0xb96b1390, rwlock = 0xb96b14d0, read_impl = {codec_type = SWITCH_CODEC_TYPE_AUDIO, ianacode = 0 '\000', iananame = 0x0, fmtp = 0x0, samples_per_second = 0, actual_samples_per_second = 0, bits_per_second = 0, microseconds_per_packet = 0, samples_per_packet = 0, decoded_bytes_per_packet = 0, encoded_bytes_per_packet = 0, number_of_channels = 0 '\000', codec_frames_per_packet = 0, init = 0x0, encode = 0x0, decode = 0x0, encode_video = 0x0, decode_video = 0x0, codec_control = 0x0, destroy = 0x0, codec_id = 0, impl_id = 0, modname = 0x0, next = 0x0}, orig_read_impl = {codec_type = SWITCH_CODEC_TYPE_AUDIO, ianacode = 0 '\000', iananame = 0x2b037d8 "PCMU", fmtp = 0x0, samples_per_second = 8000, actual_samples_per_second = 8000, bits_per_second = 64000, microseconds_per_packet = 20000, samples_per_packet = 160, decoded_bytes_per_packet = 320, encoded_bytes_per_packet = 160, number_of_channels = 1 '\001', codec_frames_per_packet = 160, init = 0x2afdf3396f34 <switch_g711u_init>, encode = 0x2afdf3396f6f <switch_g711u_encode>, decode = 0x2afdf3396ff1 <switch_g711u_decode>, encode_video = 0x0, decode_video = 0x0, codec_control = 0x0, destroy = 0x2afdf33970b5 <switch_g711u_destroy>, codec_id = 123, impl_id = 138, modname = 0x2b02ed0 "CORE_PCM_MODULE", next = 0x2b036b0}, read_codec = {codec_interface = 0x2afa698, implementation = 0x2afb3b0, fmtp_in = 0x0, fmtp_out = 0x0, flags = 259, memory_pool = 0xb1b0c028, private_info = 0x0, agreed_pt = 0 '\000', mutex = 0xb96b1530, next = 0xb969a9c0, session = 0xb4d12028, cur_frame = 0x0}, write_codec = {codec_interface = 0x2afa698, implementation = 0x2afb3b0, fmtp_in = 0x0, fmtp_out = 0x0, flags = 259, memory_pool = 0xb1b0c028, private_info = 0x0, agreed_pt = 0 '\000', mutex = 0xb96b4028, next = 0x0, session = 0xb4d12028, cur_frame = 0x0}, rec_path = 0x0, rec_time = 0, rec = 0x0, frame = 0xb32e6028 "", last_frame = 0x0, frame_size = 8192, mux_frame = 0xb96b2028 "", read = 0, vol_period = 0, energy_level = 0, auto_energy_level = 0, max_energy_level = 0, agc_level = 0, agc_low_energy_level = 0, agc_margin = 0, agc_change_factor = 0, agc_period_len = 0, agc = 0x0, mute_counter = 0, burst_mute_count = 0, score_avg = 0, max_energy_hits = 0, max_energy_hit_trigger = 0, volume_in_level = 0, volume_out_level = 0, join_time = 0, last_talking = 0, first_talk_detect = 0, talk_detects = 0, auto_energy_track = 0, talk_track = 0, score_count = 0, score_accum = 0, score_delta_accum = 0, native_rate = 8000, gate_open = 0, gate_count = 0, nogate_count = 0, talking_count = 0, read_resampler = 0x0, resample_out = 0x0, resample_out_len = 0, fnode = 0x0, relationships = 0x0, lsh = {speech_interface = 0x0, flags = 0, name = 0x0, rate = 0, speed = 0, samples = 0, channels = 0, real_channels = 0, voice = '\000' <repeats 79 times>, engine = 0x0, param = 0x0, memory_pool = 0x0, resampler = 0x0, buffer = 0x0, dbuf = 0x0, dbuflen = 0, samplerate = 0, native_rate = 0, private_info = 0x0}, sh = 0x0, verbose_events = 0, next = 0x0, dmachine = 0x0, cdr_node = 0x0, kicked_sound = 0x0, dtmf_queue = 0x0, video_queue = 0x0, video_muxing_write_thread = 0x0, video_layer_thread = 0x0, layer_thread_running = 0, input_thread = 0x0, layer_cond = 0x0, layer_cond_mutex = 0x0, json = 0x0, status_field = 0x0, loop_loop = 0 '\000', al = 0x0, last_speech_channels = 0, video_layer_id = 0, canvas_id = 0, watching_canvas_id = 0, layer_timeout = 0, video_codec_index = 0, video_codec_id = 0, video_banner_text = 0x0, video_logo = 0x0, logo_pos = POS_LEFT_TOP, logo_fit = SWITCH_FIT_SIZE, video_mute_png = 0x0, video_reservation_id = 0x0, video_role_id = 0x0, video_codec_group = 0x0, vid_params = {width = 0, height = 0, fps = 0, d_width = 0, d_height = 0}, auto_kps_debounce_ticks = 0, layer_loops = 0, fb = 0x0, avatar_png_img = 0x0, video_mute_img = 0x0, floor_packets = 0, blanks = 0, managed_kps = 0, managed_kps_set = 0, blackouts = 0, good_img = 0, auto_avatar = 0, avatar_patched = 0, video_media_flow = SWITCH_MEDIA_FLOW_SENDRECV, canvas = 0x0, pcanvas_img = 0x0, max_bw_in = 0, force_bw_in = 0, max_bw_out = 0, reset_media = 0, flip = 0, flip_count = 0, text_mutex = 0xb96b1480, text_buffer = 0x0, text_framedata = 0x0, text_framesize = 0, cam_opts = {manual_pan = 0, manual_zoom = 0, autozoom = 0, autopan = 0, zoom_factor = 0, snap_factor = 0, zoom_move_factor = 0, pan_speed = 0, pan_accel_speed = 0, pan_accel_min = 0, zoom_speed = 0, zoom_accel_speed = 0, zoom_accel_min = 0}, video_filters = (unknown: 0), video_manual_border = 0}
        nce = 0x38a9c108
        channel = 0xb1b0c110
        mydata = 0xb96b1230 "conf_10_10"
        conference_name = 0xb96b1230 "conf_10_10"
        bridge_prefix = 0x2afe10025e19 "bridge:"
        flags_prefix = 0x2afe10025d41 "+flags{"
        bridgeto = 0x0
        profile_name = 0xb96b123b "default"
        cxml = 0x0
        cfg = 0x26b8cb0
        profiles = 0x26b9490
        flags_str = 0xb96b124c "nomoh|mute"
        v_flags_str = 0x0
        cflags_str = 0xb96b124c "nomoh|mute"
        v_cflags_str = 0x0
        mflags = {MFLAG_CAN_SPEAK, MFLAG_RUNNING, MFLAG_CAN_SPEAK, MFLAG_RUNNING <repeats 18 times>, MFLAG_CAN_SPEAK, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_RUNNING, MFLAG_CAN_SPEAK, MFLAG_CAN_SPEAK, MFLAG_RUNNING <repeats 13 times>}
        msg = {from = 0x2afe100254aa "mod_conference.c", message_id = SWITCH_MESSAGE_INDICATE_SESSION_ID, numeric_arg = 0, string_arg = 0x0, string_arg_size = 0, pointer_arg = 0x0, pointer_arg_size = 0, numeric_reply = 0, string_reply = 0x0, string_reply_size = 0, pointer_reply = 0x0, pointer_reply_size = 0, flags = 0, _file = 0x0, _func = 0x0, _line = 0, string_array_arg = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, delivery_time = 0}
        isbr = 0 '\000'
        dpin = 0x2afe1002551c ""
        mdpin = 0x0
        xml_cfg = {profile = 0x26be690, controls = 0x0}
        params = 0xb801b500
        locked = 0
        mpin_matched = 0
        mid = 0xb96b4078
        __func__ = "conference_function"
        __PRETTY_FUNCTION__ = "conference_function"
#7  0x00002afdf3268e14 in switch_core_session_exec (session=0xb4d12028, application_interface=0x3886488, arg=0xb332cf30 "conf_10_10@default+flags{nomoh|mute}") at src/switch_core_session.c:2969
        log = 0xb96b11d8
        lp = 0xb19afc90
        event = 0x0
        var = 0x0
        channel = 0xb1b0c110
        expanded = 0xb332cf30 "conf_10_10@default+flags{nomoh|mute}"
        app = 0x2afe1002548f "conference"
        app_uuid_var = 0xb96b11b0 "05d00794-bc2b-41f8-8d97-355c1c136387"
        app_uuid_name = 0x0
        msg = {from = 0x2afdf35d6ba7 "src/switch_core_session.c", message_id = SWITCH_MESSAGE_INDICATE_APPLICATION_EXEC, numeric_arg = 0, string_arg = 0x0, string_arg_size = 0, pointer_arg = 0x0, pointer_arg_size = 0, numeric_reply = 0, string_reply = 0x0, string_reply_size = 0, pointer_reply = 0x0, pointer_reply_size = 0, flags = 0, _file = 0x0, _func = 0x0, _line = 0, string_array_arg = {0x2afe1002548f "conference", 0xb332cf30 "conf_10_10@default+flags{nomoh|mute}", 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, delivery_time = 0}
        delim = 44 ','
        scope = 0
        uuid_str = "( Ѵ\000\000\000\000b\027\"\363\375*\000\000\060x2O\376*\000\000]\207_\363\375*\000\000]\207_\363\375*\000\000\065\000\000\000\023\000\000\000h\207_\363\375*\000\000z\000\000\000\060\275\370\332\062\000\000\000\000\000\000\061\060\317\062\263\000\000\000\000`x2O\376*\000\000\a\335/\363\375*\000\000\320y2O\376*\000\000b\027\"\363\375*\000\000\230x2O\376*\000\000a\306X\363\375*\000\000\360KG\263\000\000\000\000\030װ\261\000\000\000\000\373KG\263\000\000\000\000a\306X\363\375*\000\000\200x2O\376*\000\000\220Ȱ\261\000\000\000\000\300x2O\376*\000\000\330ְ\261\000\000\000\000\220x2O\376*\000\000\314\033\"\363"...
        app_uuid = 0xb96b11b0 "05d00794-bc2b-41f8-8d97-355c1c136387"
        expand_variables = SWITCH_TRUE
        __PRETTY_FUNCTION__ = "switch_core_session_exec"
        __func__ = "switch_core_session_exec"
#8  0x00002afdf326843c in switch_core_session_execute_application_get_flags (session=0xb4d12028, app=0xb6770bf0 "conference", arg=0xb332cf30 "conf_10_10@default+flags{nomoh|mute}", flags=0x0) at src/switch_core_session.c:2829
        application_interface = 0x3886488
        status = SWITCH_STATUS_SUCCESS
        __func__ = "switch_core_session_execute_application_get_flags"
#9  0x00002afdf336dff6 in switch_ivr_parse_event (session=0xb4d12028, event=0xb801aea0) at src/switch_ivr.c:646
        b4 = 1645379619648632
        aftr = 47271738768192
        x = 0
        b_uuid = 0x0
        b_session = 0x0
        event_uuid = 0xb4edfc20 "05d00794-bc2b-41f8-8d97-355c1c136387"
        content_type = 0x0
        loops = 1
        app_name = 0xb6770bf0 "conference"
        event_uuid_name = 0x0
        app_arg = 0xb332cf30 "conf_10_10@default+flags{nomoh|mute}"
        loop_h = 0x0
        hold_bleg = 0x0
        inner = 0
        channel = 0xb1b0c110
        cmd = 0xb6c03f48 "execute"
        cmd_hash = 2113992979
        hlen = 7
        CMD_EXECUTE = 2113992979
        CMD_HANGUP = 804132355
        CMD_NOMEDIA = 509624637
        CMD_UNICAST = 916011959
        CMD_XFEREXT = 178165318
        lead_frames = 0x0
        event_lock = 0x0
        event_lock_pri = 0x0
        status = SWITCH_STATUS_FALSE
        el = 0
        elp = 0
        reneg_sec = 0
        var = 0x0
        __func__ = "switch_ivr_parse_event"
        __PRETTY_FUNCTION__ = "switch_ivr_parse_event"
#10 0x00002afdf336e9be in switch_ivr_parse_next_event (session=0xb4d12028) at src/switch_ivr.c:802
        event = 0xb801aea0
        status = SWITCH_STATUS_FALSE
        __func__ = "switch_ivr_parse_next_event"
#11 0x00002afdf336ef27 in switch_ivr_parse_all_events (session=0xb4d12028) at src/switch_ivr.c:937
        channel = 0xb1b0c110
        stack_count = 0
        __func__ = "switch_ivr_parse_all_events"
#12 0x00002afdf336fa1a in switch_ivr_park (session=0xb4d12028, args=0x0) at src/switch_ivr.c:1148
        status = SWITCH_STATUS_SUCCESS
        channel = 0xb1b0c110
        read_frame = 0x0
        stream_id = 0
        event = 0x0
        conninfo = 0x0
        rate = 0
        bpf = 0
        to = 0x0
        timeout = 0
        expires = 0
        read_impl = {codec_type = SWITCH_CODEC_TYPE_AUDIO, ianacode = 0 '\000', iananame = 0x0, fmtp = 0x0, samples_per_second = 0, actual_samples_per_second = 0, bits_per_second = 0, microseconds_per_packet = 0, samples_per_packet = 0, decoded_bytes_per_packet = 0, encoded_bytes_per_packet = 0, number_of_channels = 0 '\000', codec_frames_per_packet = 0, init = 0x0, encode = 0x0, decode = 0x0, encode_video = 0x0, decode_video = 0x0, codec_control = 0x0, destroy = 0x0, codec_id = 0, impl_id = 0, modname = 0x0, next = 0x0}
        timeout_cause = SWITCH_CAUSE_NORMAL_CLEARING
        codec = {codec_interface = 0x0, implementation = 0x0, fmtp_in = 0x0, fmtp_out = 0x0, flags = 0, memory_pool = 0x0, private_info = 0x0, agreed_pt = 0 '\000', mutex = 0x0, next = 0x0, session = 0x0, cur_frame = 0x0}
        sval = 0
        var = 0x2afe4f32b700 ""
        write_frame = {codec = 0x0, source = 0x0, packet = 0x0, packetlen = 0, extra_data = 0x0, data = 0x0, datalen = 0, buflen = 0, samples = 0, rate = 0, channels = 0, payload = 0 '\000', timestamp = 0, seq = 0, ssrc = 0, m = SWITCH_FALSE, flags = 0, user_data = 0x0, pmap = 0x0, img = 0x0, geometry = {w = 0, h = 0, x = 0, y = 0, z = 0, M = 0, X = 0}}
        abuf = 0x0
        imp = {codec_type = SWITCH_CODEC_TYPE_AUDIO, ianacode = 0 '\000', iananame = 0x0, fmtp = 0x0, samples_per_second = 0, actual_samples_per_second = 0, bits_per_second = 0, microseconds_per_packet = 0, samples_per_packet = 0, decoded_bytes_per_packet = 0, encoded_bytes_per_packet = 0, number_of_channels = 0 '\000', codec_frames_per_packet = 0, init = 0x0, encode = 0x0, decode = 0x0, encode_video = 0x0, decode_video = 0x0, codec_control = 0x0, destroy = 0x0, codec_id = 0, impl_id = 0, modname = 0x0, next = 0x0}
        __func__ = "switch_ivr_park"
        __PRETTY_FUNCTION__ = "switch_ivr_park"
#13 0x00002afdfdae95c6 in socket_function (session=0xb4d12028, data=0xb4d1d178 "10.0.12.100:16055 async full") at mod_event_socket.c:542
        var = 0x2afe4f32a6c0 " \323Ѵ"
        host = 0xb4d1d320 "10.0.12.100"
        port_name = 0xb4d1d32f "16055"
        path = 0x0
        new_sock = 0xb4d1d410
        sa = 0xb4d1d340
        port = 16055
        listener = 0xb4d1d600
        argc = 3
        x = 3
        argv = {0xb4d1d320 "10.0.12.100", 0xb4d1d335 "async", 0xb4d1d33b "full", 0x0 <repeats 77 times>}
        hosts = {0xb4d1d320 "10.0.12.100", 0x0 <repeats 49 times>}
        hosts_count = 1
        connected = SWITCH_STATUS_SUCCESS
        mydata = 0xb4d1d320 "10.0.12.100"
        channel = 0xb1b0c110
        errbuf = '\000' <repeats 511 times>
        __func__ = "socket_function"
#14 0x00002afdf3268e14 in switch_core_session_exec (session=0xb4d12028, application_interface=0x3016300, arg=0xb4d1d178 "10.0.12.100:16055 async full") at src/switch_core_session.c:2969
        log = 0xb4d1d2d8
        lp = 0xb4d1d288
        event = 0x0
        var = 0x0
        channel = 0xb1b0c110
        expanded = 0xb4d1d178 "10.0.12.100:16055 async full"
        app = 0x2afdfdaf34fc "socket"
        app_uuid_var = 0x0
        app_uuid_name = 0x0
        msg = {from = 0x2afdf35d6ba7 "src/switch_core_session.c", message_id = SWITCH_MESSAGE_INDICATE_APPLICATION_EXEC, numeric_arg = 0, string_arg = 0x0, string_arg_size = 0, pointer_arg = 0x0, pointer_arg_size = 0, numeric_reply = 0, string_reply = 0x0, string_reply_size = 0, pointer_reply = 0x0, pointer_reply_size = 0, flags = 0, _file = 0x0, _func = 0x0, _line = 0, string_array_arg = {0x2afdfdaf34fc "socket", 0xb4d1d178 "10.0.12.100:16055 async full", 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, delivery_time = 0}
        delim = 44 ','
        scope = 0
        uuid_str = "3bf8d77a-f4f5-444e-a137-20aacbe263aa\000\000\000\000\300\226]\363\375*\000\000(\215]\363\375*\000\000C\001\000\000\003\000\000\000B\255\b\000'\000\000\000\065\000\000\000\023\000\000\000\024\000\000\000\001\000\000\000z\000\000\000\000\000\000\000\062\000\000\000\000\000\000\000 \034\000\000\000\000\000\000\062\060\062\062-02-20 19:53:39.568642 89.77%%", '\000' <repeats 46 times>, "\200\347q\266", '\000' <repeats 13 times>...
        app_uuid = 0x2afe4f32a740 "3bf8d77a-f4f5-444e-a137-20aacbe263aa"
        expand_variables = SWITCH_TRUE
        __PRETTY_FUNCTION__ = "switch_core_session_exec"
        __func__ = "switch_core_session_exec"
#15 0x00002afdf326843c in switch_core_session_execute_application_get_flags (session=0xb4d12028, app=0xb4d1d170 "socket", arg=0xb4d1d178 "10.0.12.100:16055 async full", flags=0x0) at src/switch_core_session.c:2829
        application_interface = 0x3016300
        status = SWITCH_STATUS_SUCCESS
        __func__ = "switch_core_session_execute_application_get_flags"
#16 0x00002afdf326af46 in switch_core_standard_on_execute (session=0xb4d12028) at src/switch_core_state_machine.c:350
        current_application = 0xb4d1d150
        extension = 0xb4d1cff0
        uuid = 0x2afdf322f981 <switch_channel_get_state_handler+143> "H\213E\370\311\303UH\211\345H\201\354\020\001"
        __func__ = "switch_core_standard_on_execute"
#17 0x00002afdf326cb9a in switch_core_session_run (session=0xb4d12028) at src/switch_core_state_machine.c:647
        global_proceed = 1
        index = 1
        proceed = 1
        do_extra_handlers = 1
        ptr = 0x0
        rstatus = SWITCH_STATUS_SUCCESS
        state = CS_EXECUTE
        midstate = CS_EXECUTE
        endstate = CS_EXECUTE
        endpoint_interface = 0x32fbc38
        driver_state_handler = 0x2afe078001e0 <sofia_event_handlers>
        application_state_handler = 0x0
        silly = 0
        new_loops = 500
        __PRETTY_FUNCTION__ = "switch_core_session_run"
        __func__ = "switch_core_session_run"
#18 0x00002afdf3264651 in switch_core_session_thread (thread=0xb4d1e280, obj=0xb4d12028) at src/switch_core_session.c:1736
        session = 0xb4d12028
        event = 0x2
        event_str = 0x0
        val = 0x2afe4f32ac40 "\220\254\062O\376*"
        __func__ = "switch_core_session_thread"
        __PRETTY_FUNCTION__ = "switch_core_session_thread"
#19 0x00002afdf3264a76 in switch_core_session_thread_pool_worker (thread=0xb4d1e280, obj=0xb4d1e110) at src/switch_core_session.c:1800
        td = 0xb96adda0
        pop = 0xb96adda0
        check_status = SWITCH_STATUS_SUCCESS
        node = 0xb4d1e110
        pool = 0xb4d1e028
        __func__ = "switch_core_session_thread_pool_worker"
#20 0x00002afdf359488d in dummy_worker () from /usr/lib64/libfreeswitch.so.1
No symbol table info available.
#21 0x00002afdf6c58ea5 in start_thread () from /usr/lib64/libpthread.so.0
No symbol table info available.
#22 0x00002afdf78cab0d in clone () from /usr/lib64/libc.so.6
No symbol table info available.