(gdb) bt full
#0  0x4017b058 in _int_malloc () from /lib/libc.so.6
No symbol table info available.
#1  0x4017c400 in malloc () from /lib/libc.so.6
No symbol table info available.
#2  0x400ddcc0 in _dbus_message_iter_open_signature (real=0xbedeb140) at dbus-message.c:2086
        str = (DBusString *) 0x20554
        current_sig = (const DBusString *) 0xbedeb140
        current_sig_pos = 226924
#3  0x400ddf20 in dbus_message_iter_append_basic (iter=0xbedeb140, type=115, value=0x20554) at dbus-message.c:2221
        ret = 1
        __FUNCTION__ = "dbus_message_iter_append_basic"
#4  0x400de710 in dbus_message_append_args_valist (message=0x20348, first_arg_type=1075998844, var_args=0xbedeb1b8) at dbus-message.c:1534
        element_type = 49772
        array = {dummy1 = 0x0, dummy2 = 0x400d80a4, dummy3 = 3202265384, dummy4 = 0, dummy5 = 4096, dummy6 = 78264, dummy7 = 127736, dummy8 = 0, dummy9 = 1075011948, 
  dummy10 = 1074782460, dummy11 = 7, pad1 = 131916, pad2 = 128, pad3 = 0x10}
        buf = "L\003"
        type = 115
        iter = {dummy1 = 0x20348, dummy2 = 0xe00000, dummy3 = 131180, dummy4 = 0, dummy5 = 0, dummy6 = 131976, dummy7 = 0, dummy8 = 131916, dummy9 = 108, 
  dummy10 = 1074625972, dummy11 = 131912, pad1 = 16777216, pad2 = 131912, pad3 = 0x131b8}
        __FUNCTION__ = "dbus_message_append_args_valist"
#5  0x400de820 in dbus_message_append_args (message=0x20348, first_arg_type=115) at dbus-message.c:1492
        __FUNCTION__ = "dbus_message_append_args"
#6  0x0000c404 in get_handles (pc=0x20548, uuid=0xbedeb208 "00001103-0000-1000-8000-00805f9b34fb", cb=0xc26c <handles_reply>) at manager.c:705
        msg = (DBusMessage *) 0x20348
#7  0x0000e7fc in connect_service (conn=0x1ea58, msg=0x203c0, data=0x20554) at manager.c:1955
        pending = (struct pending_connect *) 0x0
        pc = (struct pending_connect *) 0x20548
        derr = {name = 0x0, message = 0x0, dummy1 = 1, dummy2 = 0, dummy3 = 0, dummy4 = 0, dummy5 = 1, padding1 = 0x400fe390}
        src = {b = "@\004�O\031"}
        bda = 0x214f4 "00:1C:9A:2B:3C:F2"
        pattern = 0x2150c "dun"
        val = 48
        dev_id = -1092701688
        err = 1075998844
        uuid = "00001103-0000-1000-8000-00805f9b34fb"
        __PRETTY_FUNCTION__ = "connect_service"
#8  0x00012488 in generic_message (connection=0x1ea58, message=0x203c0, user_data=0x20554) at dbus-helper.c:273
        data = (struct generic_data *) 0x20530
        iface = (struct interface_data *) 0x205f0
        current = (DBusMethodVTable *) 0x1c8d4
        interface = 0x20554 "P�\001"
#9  0x400e122c in _dbus_object_tree_dispatch_and_unlock (tree=0x1e890, message=0x203c0) at dbus-object-tree.c:842
        user_data = (void *) 0x20530
        next = (DBusList *) 0x0
        path = (char **) 0x1f2e0
        exact_match = 0
        list = (DBusList *) 0x1de3c
        link = (DBusList *) 0x20530
        result = DBUS_HANDLER_RESULT_NOT_YET_HANDLED
        subtree = (DBusObjectSubtree *) 0x20638
#10 0x400d308c in dbus_connection_dispatch (connection=0x1ea58) at dbus-connection.c:4312
        ret = (DBusMessage *) 0x0
---Type <return> to continue, or q <return> to quit--- 
        sent = 1
        uuid = {dummy1 = 0x400c417c, dummy2 = 1074125360, dummy3 = 0, dummy4 = 68828, dummy5 = 0, dummy6 = 0, dummy7 = 0, dummy8 = 5}
        message = (DBusMessage *) 0x203c0
        link = (DBusList *) 0x73
        filter_list_copy = (DBusList *) 0x0
        message_link = (DBusList *) 0x1ded8
        result = DBUS_HANDLER_RESULT_NOT_YET_HANDLED
        pending = (DBusPendingCall *) 0x4022707c
        reply_serial = 132436
        status = DBUS_DISPATCH_DATA_REMAINS
        __FUNCTION__ = "dbus_connection_dispatch"
#11 0x00010cf0 in message_dispatch_cb (data=0x4022707c) at dbus.c:511
        connection = (DBusConnection *) 0x1ea58
#12 0x4005d900 in g_timeout_dispatch (source=0x21f38, callback=0x10cdc <message_dispatch_cb>, user_data=0x112493ec) at gmain.c:3422
No locals.
#13 0x4005a570 in IA__g_main_context_dispatch (context=0x1f1b8) at gmain.c:2045
No locals.
#14 0x4005c43c in g_main_context_iterate (context=0x1f1b8, block=1, dispatch=1, self=0x73) at gmain.c:2677
        got_ownership = 1075998844
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = 1
        allocated_nfds = 1
        fds = (GPollFD *) 0x1ed08
        __PRETTY_FUNCTION__ = "g_main_context_iterate"
#15 0x4005c7b4 in IA__g_main_loop_run (loop=0x1f240) at gmain.c:2881
        got_ownership = 2
        self = (GThread *) 0x20588
        __PRETTY_FUNCTION__ = "IA__g_main_loop_run"
#16 0x0000b364 in main (argc=2, argv=0xbedeb674) at main.c:81
        conn = (DBusConnection *) 0x1ea58
        sa = {__sigaction_handler = {sa_handler = 0x1, sa_sigaction = 0x1}, sa_mask = {__val = {0 <repeats 32 times>}}, sa_flags = 1, sa_restorer = 0}