(gdb) bt full
#0  0xb7fa5e2a in pthread_kill () from /lib/tls/libpthread.so.0
No symbol table info available.
#1  0xb7d04c1d in park_call_full (chan=0x82a3980, peer=0x82a4228, timeout=0, extout=0xb6bf981c, orig_chan_name=0x0) at res_features.c:396
        pu = (struct parkeduser *) 0x8237148
        cur = (struct parkeduser *) 0x0
        i = 0
        x = 701
        parking_range = 50
        con = (struct ast_context *) 0xb6bf97d8
        parkingexten = 0x0
#2  0xb7d051ab in ast_park_call (chan=0x82a3980, peer=0x82a4228, timeout=0, extout=0xb6bf981c) at res_features.c:452
No locals.
#3  0xb7b86ae3 in sip_park_thread (stuff=0x82a9850) at chan_sip.c:13079
        transferee = (struct ast_channel *) 0x82a3980
        transferer = (struct ast_channel *) 0x82a4228
        d = (struct sip_dual *) 0x82a9850
        req = {rlPart1 = 0xb6bf9a3c "REFER", rlPart2 = 0xb6bf9a42 "sip:9629926520@81.88.208.137", len = 647, headers = 14, method = 9, lines = 0, flags = 0, header = {0xb6bf9a3c "REFER",
    0xb6bf9a68 "Via: SIP/2.0/UDP 10.199.199.156:5060;branch=z9hG4bKde0d0a32c8f738e7", 0xb6bf9aad "From: <sip:701@10.199.199.156:5060;transport=udp>;tag=3bf9502a511de432",
    0xb6bf9af5 "To: \"9629926520\" <sip:9629926520@81.88.208.137>;tag=as05062d81", 0xb6bf9b35 "Contact: <sip:701@10.199.199.156:5060;transport=udp>", 0xb6bf9b6b "Supported: replaces, path",
    0xb6bf9b86 "Refer-To: <sip:700@81.88.208.137>", 0xb6bf9ba9 "Referred-By: <sip:701@81.88.208.137>", 0xb6bf9bcf "Call-ID: 65ec12153ebd97765486ac376573554a@81.88.208.137", 0xb6bf9c08 "CSeq: 42726 REFER",
    0xb6bf9c1b "User-Agent: Grandstream GXP2020 1.1.6.16", 0xb6bf9c45 "Max-Forwards: 70", 0xb6bf9c57 "Allow: INVITE,ACK,CANCEL,BYE,NOTIFY,REFER,OPTIONS,INFO,SUBSCRIBE,UPDATE,PRACK,MESSAGE",
    0xb6bf9cae "Content-Length: 0", 0xb7b3bc11 "", 0x0 <repeats 49 times>}, line = {0xb7b3bc13 "", 0x0 <repeats 63 times>},
  data = "REFER\000sip:9629926520@81.88.208.137\000SIP/2.0\000\000Via: SIP/2.0/UDP 10.199.199.156:5060;branch=z9hG4bKde0d0a32c8f738e7\000\000From: <sip:701@10.199.199.156:5060;transport=udp>;tag=3bf9502a511de432\000\000To: \"9629926520"..., sdp_start = 0, sdp_end = 0}
        ext = 701
        res = 136602208
#4  0x08112453 in dummy_start (data=0x8242e78) at utils.c:865
        _buffer = {__routine = 0x8069bb2 <ast_unregister_thread>, __arg = 0xb6bfabb0, __canceltype = -1208841984, __prev = 0x0}
        ret = (void *) 0xb7f03ae2
        a = {start_routine = 0xb7b86868 <sip_park_thread>, data = 0x82a9850, name = 0x82a4f38 "sip_park_thread      started at [13204] chan_sip.c sip_park()"}
        lock_info = (struct thr_lock_info *) 0x823a7f0
        mutex_attr = {__mutexkind = 1}
#5  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
No symbol table info available.
#6  0xb7ece18a in clone () from /lib/tls/libc.so.6
No symbol table info available.


(gdb) thread apply all bt

Thread 25 (process 19532):
#0  0xb7ec5523 in poll () from /lib/tls/libc.so.6
#1  0x0807028e in monitor_sig_flags (unused=0x0) at asterisk.c:2525
#2  0x08071d63 in main (argc=2, argv=0xbfeda9e4) at asterisk.c:3036
#3  0xb7e0b974 in __libc_start_main () from /lib/tls/libc.so.6
#4  0x08057e91 in ?? () at ../sysdeps/i386/elf/start.S:102

Thread 24 (process 19534):
#0  0xb7ec5523 in poll () from /lib/tls/libc.so.6
#1  0x0806b9ed in listener (unused=0x0) at asterisk.c:979
#2  0x08112453 in dummy_start (data=0x819b2a0) at utils.c:865
#3  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#4  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 23 (process 19535):
#0  0xb7fa5295 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/libpthread.so.0
#1  0x0809ea94 in __ast_cond_wait (filename=0x814cbf3 "devicestate.c", lineno=375, func=0x814ceab "do_devstate_changes", cond_name=0x814ce9b "&change_pending", mutex_name=0x814cebf "&state_changes.lock",
    cond=0x817d8a0, t=0x8174328) at lock.h:556
#2  0x0809e133 in do_devstate_changes (data=0x0) at devicestate.c:375
#3  0x08112453 in dummy_start (data=0x819f010) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 22 (process 19536):
#0  0xb7e9f99c in nanosleep () from /lib/tls/libc.so.6
#1  0xb7ec828a in usleep () from /lib/tls/libc.so.6
#2  0xb7d7677e in monmp3thread (data=0x81a1fd0) at res_musiconhold.c:550
#3  0x08112453 in dummy_start (data=0x81a17a0) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 21 (process 19537):
#0  0xb7ec5523 in poll () from /lib/tls/libc.so.6
#1  0x080b7932 in ast_io_wait (ioc=0x81a1bd0, howlong=615) at io.c:266
#2  0xb7b91cc6 in do_monitor (data=0x0) at chan_sip.c:15690
#3  0x08112453 in dummy_start (data=0x81b0610) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 20 (process 19538):
#0  0xb7ec5523 in poll () from /lib/tls/libc.so.6
#1  0x080b7932 in ast_io_wait (ioc=0x81b16b8, howlong=1000) at io.c:266
#2  0xb7ae423a in do_monitor (data=0x0) at chan_mgcp.c:3518
#3  0x08112453 in dummy_start (data=0x81afb58) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 19 (process 19539):
#0  0xb7fa5295 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/libpthread.so.0
#1  0xb736837e in __ast_cond_wait (filename=0xb736d9f4 "chan_iax2.c", lineno=8399, func=0xb736dae8 "iax2_process_thread", cond_name=0xb736dada "&thread->cond", mutex_name=0xb736dacc "&thread->lock",
    cond=0x81b4d84, t=0x81b4cac) at lock.h:556
#2  0xb735abf9 in iax2_process_thread (data=0x81b3c18) at chan_iax2.c:8399
#3  0x08112453 in dummy_start (data=0x81b0e10) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 18 (process 19540):
#0  0xb7fa5295 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/libpthread.so.0
#1  0xb736837e in __ast_cond_wait (filename=0xb736d9f4 "chan_iax2.c", lineno=8399, func=0xb736dae8 "iax2_process_thread", cond_name=0xb736dada "&thread->cond", mutex_name=0xb736dacc "&thread->lock",
    cond=0x81b5f4c, t=0x81b5e74) at lock.h:556
#2  0xb735abf9 in iax2_process_thread (data=0x81b4de0) at chan_iax2.c:8399
#3  0x08112453 in dummy_start (data=0x81b0be0) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 17 (process 19543):
#0  0xb7fa5295 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/libpthread.so.0
#1  0xb736837e in __ast_cond_wait (filename=0xb736d9f4 "chan_iax2.c", lineno=8399, func=0xb736dae8 "iax2_process_thread", cond_name=0xb736dada "&thread->cond", mutex_name=0xb736dacc "&thread->lock",
    cond=0x81f20ec, t=0x81f2014) at lock.h:556
#2  0xb735abf9 in iax2_process_thread (data=0x81f0f80) at chan_iax2.c:8399
#3  0x08112453 in dummy_start (data=0x819b2a0) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 16 (process 19544):
#0  0xb7fa5295 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/libpthread.so.0
#1  0xb736837e in __ast_cond_wait (filename=0xb736d9f4 "chan_iax2.c", lineno=8399, func=0xb736dae8 "iax2_process_thread", cond_name=0xb736dada "&thread->cond", mutex_name=0xb736dacc "&thread->lock",
    cond=0x81f32b4, t=0x81f31dc) at lock.h:556
#2  0xb735abf9 in iax2_process_thread (data=0x81f2148) at chan_iax2.c:8399
#3  0x08112453 in dummy_start (data=0x81b0c98) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 15 (process 19545):
#0  0xb7fa5295 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/libpthread.so.0
#1  0xb736837e in __ast_cond_wait (filename=0xb736d9f4 "chan_iax2.c", lineno=8399, func=0xb736dae8 "iax2_process_thread", cond_name=0xb736dada "&thread->cond", mutex_name=0xb736dacc "&thread->lock",
    cond=0x81f447c, t=0x81f43a4) at lock.h:556
#2  0xb735abf9 in iax2_process_thread (data=0x81f3310) at chan_iax2.c:8399
#3  0x08112453 in dummy_start (data=0x81b0ca8) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 14 (process 19546):
#0  0xb7fa5295 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/libpthread.so.0
#1  0xb736837e in __ast_cond_wait (filename=0xb736d9f4 "chan_iax2.c", lineno=8399, func=0xb736dae8 "iax2_process_thread", cond_name=0xb736dada "&thread->cond", mutex_name=0xb736dacc "&thread->lock",
    cond=0x81f5644, t=0x81f556c) at lock.h:556
#2  0xb735abf9 in iax2_process_thread (data=0x81f44d8) at chan_iax2.c:8399
#3  0x08112453 in dummy_start (data=0x81b7230) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 13 (process 19547):
#0  0xb7fa5295 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/libpthread.so.0
#1  0xb736837e in __ast_cond_wait (filename=0xb736d9f4 "chan_iax2.c", lineno=8399, func=0xb736dae8 "iax2_process_thread", cond_name=0xb736dada "&thread->cond", mutex_name=0xb736dacc "&thread->lock",
    cond=0x81f680c, t=0x81f6734) at lock.h:556
#2  0xb735abf9 in iax2_process_thread (data=0x81f56a0) at chan_iax2.c:8399
#3  0x08112453 in dummy_start (data=0x81b7050) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 12 (process 19548):
#0  0xb7fa5295 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/libpthread.so.0
#1  0xb736837e in __ast_cond_wait (filename=0xb736d9f4 "chan_iax2.c", lineno=8399, func=0xb736dae8 "iax2_process_thread", cond_name=0xb736dada "&thread->cond", mutex_name=0xb736dacc "&thread->lock",
    cond=0x81fa364, t=0x81fa28c) at lock.h:556
#2  0xb735abf9 in iax2_process_thread (data=0x81f91f8) at chan_iax2.c:8399
#3  0x08112453 in dummy_start (data=0x819b2a0) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 11 (process 19549):
#0  0xb7fa5295 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/libpthread.so.0
#1  0xb736837e in __ast_cond_wait (filename=0xb736d9f4 "chan_iax2.c", lineno=8399, func=0xb736dae8 "iax2_process_thread", cond_name=0xb736dada "&thread->cond", mutex_name=0xb736dacc "&thread->lock",
    cond=0x81fb5e4, t=0x81fb50c) at lock.h:556
#2  0xb735abf9 in iax2_process_thread (data=0x81fa478) at chan_iax2.c:8399
#3  0x08112453 in dummy_start (data=0x81b7108) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 10 (process 19550):
#0  0xb7fa5295 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/libpthread.so.0
#1  0xb736837e in __ast_cond_wait (filename=0xb736d9f4 "chan_iax2.c", lineno=8399, func=0xb736dae8 "iax2_process_thread", cond_name=0xb736dada "&thread->cond", mutex_name=0xb736dacc "&thread->lock",
    cond=0x81fc864, t=0x81fc78c) at lock.h:556
#2  0xb735abf9 in iax2_process_thread (data=0x81fb6f8) at chan_iax2.c:8399
#3  0x08112453 in dummy_start (data=0x81b7118) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 9 (process 19551):
#0  0xb7fa5440 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/libpthread.so.0
#1  0xb7368866 in __ast_cond_timedwait (filename=0xb736d9f4 "chan_iax2.c", lineno=8846, func=0xb73726a1 "sched_thread", cond_name=0xb73726ae "&sched_cond", mutex_name=0xb7372695 "&sched_lock",
    cond=0xb7379ce0, t=0xb73772a0, abstime=0xb70d8a48) at lock.h:627
#2  0xb735cd84 in sched_thread (ignore=0x0) at chan_iax2.c:8846
#3  0x08112453 in dummy_start (data=0x81b71c0) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 8 (process 19552):
#0  0xb7ec5523 in poll () from /lib/tls/libc.so.6
#1  0x080b7932 in ast_io_wait (ioc=0x81afae0, howlong=-1) at io.c:266
#2  0xb735d16e in network_thread (ignore=0x0) at chan_iax2.c:8915
#3  0x08112453 in dummy_start (data=0x81b71d0) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 7 (process 19553):
#0  0xb7e9f99c in nanosleep () from /lib/tls/libc.so.6
#1  0xb7e9f7af in sleep () from /lib/tls/libc.so.6
#2  0xb700de1f in scan_thread (unused=0x0) at pbx_spool.c:437
#3  0x08112453 in dummy_start (data=0x81b0b00) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 6 (process 19554):
#0  0xb7fa5295 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/libpthread.so.0
#1  0xb6f006de in __ast_cond_wait (filename=0xb6f00b14 "app_queue.c", lineno=697, func=0xb6f0235e "device_state_thread", cond_name=0xb6f02372 "&device_state.cond",
    mutex_name=0xb6f0234b "&device_state.lock", cond=0xb6f07360, t=0xb6f07288) at lock.h:556
#2  0xb6eefaa3 in device_state_thread (data=0x0) at app_queue.c:697
#3  0x08112453 in dummy_start (data=0x82118a8) at utils.c:865
#4  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#5  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 5 (process 19610):
#0  0xb7ec5523 in poll () from /lib/tls/libc.so.6
#1  0x08086605 in ast_waitfor_nandfds (c=0xb6cee6f0, n=2, fds=0x0, nfds=0, exception=0x0, outfd=0x0, ms=0xb6cee6c4) at channel.c:1713
#2  0x08086949 in ast_waitfor_n (c=0xb6cee6f0, n=2, ms=0xb6cee6c4) at channel.c:1775
#3  0x0808d366 in ast_generic_bridge (c0=0x824d098, c1=0x8252948, config=0xb6ceebc0, fo=0xb6ceea5c, rc=0xb6ceea58, bridge_end={tv_sec = 0, tv_usec = 0}) at channel.c:3761
#4  0x0808e5ce in ast_channel_bridge (c0=0x824d098, c1=0x8252948, config=0xb6ceebc0, fo=0xb6ceea5c, rc=0xb6ceea58) at channel.c:4090
#5  0xb7d08998 in ast_bridge_call (chan=0x824d098, peer=0x8252948, config=0xb6ceebc0) at res_features.c:1422
#6  0xb6f75d36 in dial_exec_full (chan=0x824d098, data=0xb6cf1660, peerflags=0xb6cef520, continue_exec=0x0) at app_dial.c:1693
#7  0xb6f75fc4 in dial_exec (chan=0x824d098, data=0xb6cf1660) at app_dial.c:1747
#8  0x080cbee1 in pbx_exec (c=0x824d098, app=0x81a29b0, data=0xb6cf1660) at strings.h:35
#9  0x080cf2fa in pbx_extension_helper (c=0x824d098, con=0x0, context=0x824d2d8 "from-local", exten=0x824d328 "730", priority=2, label=0x0, callerid=0x8246260 "777", action=E_SPAWN) at pbx.c:1862
#10 0x080d0645 in ast_spawn_extension (c=0x824d098, context=0x824d2d8 "from-local", exten=0x824d328 "730", priority=2, callerid=0x8246260 "777") at pbx.c:2317
#11 0x080d0b94 in __ast_pbx_run (c=0x824d098) at pbx.c:2419
#12 0x080d1952 in pbx_thread (data=0x824d098) at pbx.c:2634
#13 0x08112453 in dummy_start (data=0x824da40) at utils.c:865
#14 0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#15 0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 4 (process 19667):
#0  0xb7ec5523 in poll () from /lib/tls/libc.so.6
#1  0x0806b7ae in netconsole (vconsole=0x818f280) at asterisk.c:928
#2  0x08112453 in dummy_start (data=0x8253560) at utils.c:865
#3  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#4  0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 3 (process 19723):
#0  0xb7ec5523 in poll () from /lib/tls/libc.so.6
#1  0x08086605 in ast_waitfor_nandfds (c=0xb6d2b3e0, n=1, fds=0x0, nfds=0, exception=0x0, outfd=0x0, ms=0xb6d2b3e4) at channel.c:1713
#2  0x08086991 in ast_waitfor (c=0x8243758, ms=20) at channel.c:1782
#3  0x080abced in waitstream_core (c=0x8243758, breakon=0x815dd04 "0123456789#*ABCD", forward=0x814f806 "", rewind=0x814f806 "", skip_ms=0, audiofd=-1, cmdfd=-1, context=0x0) at file.c:1128
#4  0x080ac289 in ast_waitstream (c=0x8243758, breakon=0x815dd04 "0123456789#*ABCD") at file.c:1227
#5  0x080d95fe in pbx_builtin_background (chan=0x8243758, data=0xb6d2d660) at pbx.c:5729
#6  0x080cbee1 in pbx_exec (c=0x8243758, app=0x819f740, data=0xb6d2d660) at strings.h:35
#7  0x080cf2fa in pbx_extension_helper (c=0x8243758, con=0x0, context=0x8243998 "queue_support", exten=0x82439e8 "s", priority=3, label=0x0, callerid=0x82357f0 "4953562235", action=E_SPAWN) at pbx.c:1862
#8  0x080d0645 in ast_spawn_extension (c=0x8243758, context=0x8243998 "queue_support", exten=0x82439e8 "s", priority=3, callerid=0x82357f0 "4953562235") at pbx.c:2317
#9  0x080d0b94 in __ast_pbx_run (c=0x8243758) at pbx.c:2419
#10 0x080d1952 in pbx_thread (data=0x8243758) at pbx.c:2634
#11 0x08112453 in dummy_start (data=0x8236c68) at utils.c:865
#12 0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#13 0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 2 (process 19724):
#0  0xb7ec5523 in poll () from /lib/tls/libc.so.6
#1  0x08086605 in ast_waitfor_nandfds (c=0xb6c323e0, n=1, fds=0x0, nfds=0, exception=0x0, outfd=0x0, ms=0xb6c323e4) at channel.c:1713
#2  0x08086991 in ast_waitfor (c=0x8242f38, ms=20) at channel.c:1782
#3  0x080abced in waitstream_core (c=0x8242f38, breakon=0x815dd04 "0123456789#*ABCD", forward=0x814f806 "", rewind=0x814f806 "", skip_ms=0, audiofd=-1, cmdfd=-1, context=0x0) at file.c:1128
#4  0x080ac289 in ast_waitstream (c=0x8242f38, breakon=0x815dd04 "0123456789#*ABCD") at file.c:1227
#5  0x080d95fe in pbx_builtin_background (chan=0x8242f38, data=0xb6c34660) at pbx.c:5729
#6  0x080cbee1 in pbx_exec (c=0x8242f38, app=0x819f740, data=0xb6c34660) at strings.h:35
#7  0x080cf2fa in pbx_extension_helper (c=0x8242f38, con=0x0, context=0x8243178 "queue_support", exten=0x82431c8 "s", priority=3, label=0x0, callerid=0x8243fb0 "4953490694", action=E_SPAWN) at pbx.c:1862
#8  0x080d0645 in ast_spawn_extension (c=0x8242f38, context=0x8243178 "queue_support", exten=0x82431c8 "s", priority=3, callerid=0x8243fb0 "4953490694") at pbx.c:2317
#9  0x080d0b94 in __ast_pbx_run (c=0x8242f38) at pbx.c:2419
#10 0x080d1952 in pbx_thread (data=0x8242f38) at pbx.c:2634
#11 0x08112453 in dummy_start (data=0x8243ce8) at utils.c:865
#12 0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#13 0xb7ece18a in clone () from /lib/tls/libc.so.6

Thread 1 (process 19788):
#0  0xb7fa5e2a in pthread_kill () from /lib/tls/libpthread.so.0
#1  0xb7d04c1d in park_call_full (chan=0x82a3980, peer=0x82a4228, timeout=0, extout=0xb6bf981c, orig_chan_name=0x0) at res_features.c:396
#2  0xb7d051ab in ast_park_call (chan=0x82a3980, peer=0x82a4228, timeout=0, extout=0xb6bf981c) at res_features.c:452
#3  0xb7b86ae3 in sip_park_thread (stuff=0x82a9850) at chan_sip.c:13079
#4  0x08112453 in dummy_start (data=0x8242e78) at utils.c:865
#5  0xb7fa2b63 in start_thread () from /lib/tls/libpthread.so.0
#6  0xb7ece18a in clone () from /lib/tls/libc.so.6