Comment 2 for bug 1417773

The stacktrace:

#0 __libc_do_syscall () at ../ports/sysdeps/unix/sysv/linux/arm/libc-do-syscall.S:43
No locals.
#1 0xb60021e4 in __lll_lock_wait (futex=futex@entry=0xc91d18, private=<optimized out>) at ../ports/sysdeps/unix/sysv/linux/arm/nptl/lowlevellock.c:46
        _a2 = 128
        _a3 = 2
        _a1 = 13180184
        _a1tmp = 13180184
        _a4 = 0
        _name = 240
        __ret = 13180184
        oldval = <optimized out>
#2 0xb5ffe9a6 in __GI___pthread_mutex_lock (mutex=0xc91d18) at pthread_mutex_lock.c:114
        __futex = 0xc91d18
        id = <optimized out>
        __PRETTY_FUNCTION__ = "__pthread_mutex_lock"
        type = <optimized out>
        id = <optimized out>
#3 0xb387c532 in _dbus_connection_lock (connection=0xc91c80) at ../../dbus/dbus-connection.c:397
No locals.
#4 0xb3889cfe in _dbus_pending_call_get_connection_and_lock (pending=pending@entry=0x9d6b3bc0) at ../../dbus/dbus-pending-call.c:334
No locals.
#5 0xb387efcc in reply_handler_timeout (data=0x9d6b3bc0) at ../../dbus/dbus-connection.c:3292
        connection = <optimized out>
        status = <optimized out>
        pending = 0x9d6b3bc0
#6 0xb3c9b28e in q_dbus_timeout_handle (timeout=<optimized out>) at qdbus_symbols_p.h:174
No locals.
#7 QDBusConnectionPrivate::timerEvent (this=0xc907f0, e=0xbed6f0f4) at qdbusintegrator.cpp:1134
        locker = {<QDBusMutexLocker> = {<QDBusLockerBase> = {<No data fields>}, self = 0xc907f0, mutex = 0xc9081c, action = TimerEventAction}, <No data fields>}
#8 0xb64f9ef2 in QObject::event (this=0xc907f0, e=0xbed6f0f4) at kernel/qobject.cpp:1263
No locals.
#9 0xb64d9318 in QCoreApplication::notify (this=<optimized out>, receiver=<optimized out>, event=<optimized out>) at kernel/qcoreapplication.cpp:997
        d = <optimized out>
#10 0xb64d93f4 in QCoreApplication::notifyInternal (this=0xbd4b88, receiver=0xc907f0, event=event@entry=0xbed6f0f4) at kernel/qcoreapplication.cpp:935
        threadData = 0xbd4c30
        loopLevelCounter = {threadData = 0xbd4c30}
        result = false
        cbdata = {0xc907f0, 0xbed6f0f4, 0xbed6f08f}
        d = <optimized out>
#11 0xb6513c2e in sendEvent (event=0xbed6f0f4, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:237
No locals.
#12 QTimerInfoList::activateTimers (this=0xbf463c) at kernel/qtimerinfo_unix.cpp:643
        e = {<QEvent> = {_vptr.QEvent = 0xb668ff38 <vtable for QTimerEvent+8>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0xb6653118 <qt_meta_stringdata_QEvent>, data = 0xb6652b94 <qt_meta_data_QEvent>, static_metacall = 0x0, relatedMetaObjects = 0x0,
                extradata = 0x0}}, d = 0x0, t = 1, posted = 0, spont = 0, m_accept = 1, reserved = 0}, id = 8}
        currentTimerInfo = 0x17192a8
        n_act = 3
        maxCount = <optimized out>
        currentTime = {tv_sec = 43455, tv_nsec = <optimized out>}
#13 0xb6513f64 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:185
        timerSource = <optimized out>
#14 idleTimerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:232
        timerSource = <optimized out>
#15 0xb5ce1f50 in g_main_dispatch (context=0xbf4378) at /build/buildd/glib2.0-2.41.5/./glib/gmain.c:3064
        dispatch = 0xb6513f4d <idleTimerSourceDispatch(GSource*, GSourceFunc, gpointer)>
        prev_source = 0x0
        was_in_call = 0
        user_data = 0x0
        callback = 0x0
        cb_funcs = <optimized out>
        cb_data = 0x0
        need_destroy = <optimized out>
        source = 0xbf4670
        current = 0xd93bb0
        i = 0
#16 g_main_context_dispatch (context=context@entry=0xbf4378) at /build/buildd/glib2.0-2.41.5/./glib/gmain.c:3663
No locals.
---Type <return> to continue, or q <return> to quit---
#17 0xb5ce20fc in g_main_context_iterate (context=context@entry=0xbf4378, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.41.5/./glib/gmain.c:3734
        max_priority = 2147483647
        timeout = 210
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = <optimized out>
        fds = 0x1dde260
#18 0xb5ce217c in g_main_context_iteration (context=0xbf4378, may_block=1) at /build/buildd/glib2.0-2.41.5/./glib/gmain.c:3795
        retval = <optimized out>
#19 0xb651478e in QEventDispatcherGlib::processEvents (this=0xbf3b30, flags=...) at kernel/qeventdispatcher_glib.cpp:426
        d = 0xbf4460
        canWait = true
        savedFlags = {i = 0}
        result = <optimized out>
#20 0xb64d7a8e in QEventLoop::exec (this=this@entry=0xbed6f240, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
        locker = {val = 12405960}
        __PRETTY_FUNCTION__ = "int QEventLoop::exec(QEventLoop::ProcessEventsFlags)"
        ref = {d = 0x1982dc8, locker = @0xbed6f204, exceptionCaught = true}
        d = 0x1982dc8
#21 0xb64dcb8a in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
        threadData = 0xbd4c30
        __PRETTY_FUNCTION__ = "static int QCoreApplication::exec()"
        eventLoop = {<QObject> = {_vptr.QObject = 0xb66917a0 <vtable for QEventLoop+8>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0xb65f9ec8 <qt_meta_stringdata_QObject>, data = 0xb65fa6e8 <qt_meta_data_QObject>,
                static_metacall = 0xb64fe5a5 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x1982dc8}, static staticQtMetaObject = {d = {superdata = 0x0,
                stringdata = 0xb6642fc8 <qt_meta_stringdata_Qt>, data = 0xb664087c <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x29290 <QObject::staticMetaObject>,
              stringdata = 0xb665280c <qt_meta_stringdata_QEventLoop>, data = 0xb6652850 <qt_meta_data_QEventLoop>, static_metacall = 0xb654a219 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#22 0x00014042 in ?? ()
No symbol table info available.
#23 0xb6147630 in __libc_start_main (main=0x1398d, argc=1, argv=0xbed6f534, init=<optimized out>, fini=0x17741 <__libc_csu_fini>, rtld_fini=0xb6f674e5 <_dl_fini>, stack_end=0xbed6f534) at libc-start.c:287
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 0, 83909, 0, 0, 0, -1225244672, 0, -430112794, -291603965, 0 <repeats 16 times>, 12401952, -1093208904, 0, -1225241840, -1234619288, -1225242280, -1, 485049088, -1240220120, -1225262992, -1234619316, -1234624512,
                -1231496296, -1234619299, 1, -1234619316, 1, -1225244912, -1231499248, -1234619284, -1234619284, -1225280280, -1225289728, 0, 168096, 0, 1, -1225244672, 0, -1225365003, -1225280280, 1, 1, 0, 4, -1240220120, -4, 0}, mask_was_saved = 0}}, priv = {pad = {
              0x0, 0x0, 0x0, 0xb6f6b1f0 <_dl_runtime_resolve+24>}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#24 0x000147e4 in _start ()
No symbol table info available.