Animated Cursors in Weston with 32 bit QtWayland 5.15 branch causes crashes

#0  0x00000001 in ?? ()
No symbol table info available.
#1  0xb43c6d25 in QtWaylandClient::WlCallback::callback_done (this=0xefeb10, 
    callback_data=42452921) at qwaylandinputdevice.cpp:183
No locals.
#2  0xb43f61e7 in QtWayland::wl_callback::handle_done (data=0xefeb10, 
    object=0xe2e910, callback_data=42452921) at qwayland-wayland.cpp:183
No locals.
#3  0xb1ee8408 in ffi_call_i386 () at ../src/x86/sysv.S:120
No locals.
#4  0xb1ee7a4f in ffi_call_int (cif=<optimized out>, fn=<optimized out>, 
    rvalue=<optimized out>, rvalue@entry=0x0, avalue=<optimized out>, 
    closure=<optimized out>) at ../src/x86/ffi.c:391
        rsize = <optimized out>
        bytes = <optimized out>
        frame = <optimized out>
        stack = <optimized out>
        argp = 0xbfd6152c "\233\320\065\264\310\025ֿOz\356\261\324a?\264\t"
        arg_types = 0xbfd61620
        flags = <optimized out>
        cabi = 1
        i = <optimized out>
        n = 3
--Type <RET> for more, q to quit, c to continue without paging--c
        dir = 1
        narg_reg = 0
        pabi = 0xb1ee9298 <abi_params+24>
#5  0xb1ee7cd1 in ffi_call (cif=<optimized out>, fn=<optimized out>, rvalue=0x0, avalue=0xbfd61678) at ../src/x86/ffi.c:397
No locals.
#6  0xb435f02b in wl_closure_invoke (closure=<optimized out>, flags=1, target=<optimized out>, opcode=0, data=<optimized out>) at ../src/connection.c:1025
        count = 1
        cif = \{abi = FFI_SYSV, nargs = 3, arg_types = 0xbfd61620, rtype = 0xb1ee9090 <ffi_type_void>, bytes = 12, flags = 9}
        ffi_types = \{0xb1ee9024 <ffi_type_pointer>, 0xb1ee9024 <ffi_type_pointer>, 0xb1ee9054 <ffi_type_uint32>, 0xb44f1000, 0xc93570, 0x1, 0xf9d070, 0xb43c187b <QtWaylandClient::QWaylandInputDevice::Pointer::updateCursor()+501>, 0xf9c3c0, 0xec31d0, 0xbfd61674, 0xbfd6167c, 0x1, 0xb61eb000, 0xb61eb740 <main_arena>, 0x20, 0x0, 0xec0007, 0x812dea11, 0x3d719799, 0x1, 0x10}
        ffi_args = \{0xbfd61700, 0xbfd616f8, 0xa70043c0, 0xee0007, 0xb60838fb <_int_free+11>, 0xb63b6000, 0xc7f7b4, 0xf5c590, 0xb69a5000, 0xb6274b18 <operator delete(void*)+24>, 0xf5c590, 0x1, 0xb60838fb <_int_free+11>, 0xb63b6000, 0xc7f7b4, 0xb6274b06 <operator delete(void*)+6>, 0xb63b6000, 0xb6274b38 <operator delete(void*, unsigned int)+24>, 0xf5c590, 0x0, 0xb69a5000, 0xb69a5000}
        implementation = <optimized out>
#7  0xb435cafd in dispatch_event (display=display@entry=0xc85680, queue=<optimized out>, queue=<optimized out>) at ../src/wayland-client.c:1595
        closure = 0xa70043b0
        proxy = 0xe2e910
        opcode = 0
        proxy_destroyed = <optimized out>
#8  0xb435dbea in dispatch_queue (queue=0xc856f0, display=0xc85680) at ../src/wayland-client.c:1741
        count = 0
#9  wl_display_dispatch_queue_pending (display=0xc85680, queue=0xc856f0) at ../src/wayland-client.c:1983
        ret = <optimized out>
#10 0xb435dc46 in wl_display_dispatch_pending (display=0xc85680) at ../src/wayland-client.c:2046
No locals.
#11 0xb43c7921 in QtWaylandClient::EventThread::dispatchQueuePending (this=0xd32470) at qwaylanddisplay.cpp:253
No locals.
#12 QtWaylandClient::EventThread::readAndDispatchEvents (this=0xd32470) at qwaylanddisplay.cpp:140
No locals.
#13 QtWaylandClient::QWaylandDisplay::flushRequests (this=0xc824e0) at qwaylanddisplay.cpp:419
No locals.
#14 0xb43cbb34 in QtPrivate::FunctorCall<QtPrivate::IndexesList<>, QtPrivate::List<>, void, void (QtWaylandClient::QWaylandDisplay::*)()>::call(void (QtWaylandClient::QWaylandDisplay::*)(), QtWaylandClient::QWaylandDisplay*, void**) (arg=0xee56dc, o=0xc824e0, f=<optimized out>) at /opt/include/QtCore/qobjectdefs_impl.h:152
No locals.
#15 QtPrivate::FunctionPointer<void (QtWaylandClient::QWaylandDisplay::*)()>::call<QtPrivate::List<>, void>(void (QtWaylandClient::QWaylandDisplay::*)(), QtWaylandClient::QWaylandDisplay*, void**) (arg=0xee56dc, o=0xc824e0, f=<optimized out>) at /opt/include/QtCore/qobjectdefs_impl.h:185
No locals.
#16 QtPrivate::QSlotObject<void (QtWaylandClient::QWaylandDisplay::*)(), QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) (which=1, this_=0xd324c0, r=0xc824e0, a=0xee56dc, ret=0x0) at /opt/include/QtCore/qobjectdefs_impl.h:418
No locals.
#17 0xb6672d04 in QtPrivate::QSlotObjectBase::call (a=<optimized out>, r=0xc824e0, this=<optimized out>) at ../../include/QtCore/../../../src/corelib/kernel/qobjectdefs_impl.h:398
No locals.
#18 QMetaCallEvent::placeMetaCall (this=0xee56b0, object=0xc824e0) at /srcbuild/qt5-qtbase/src/corelib/kernel/qobject.cpp:633
No locals.
#19 0xb667a888 in QObject::event (this=<optimized out>, e=<optimized out>) at /srcbuild/qt5-qtbase/src/corelib/kernel/qobject.cpp:1347
        mce = 0xee56b0
        sender = \{previous = 0x0, receiver = 0xc824e0, sender = 0xd32470, signal = 5}
#20 0xb73380d2 in QApplicationPrivate::notify_helper (this=0xc7ee70, receiver=0xc824e0, e=0xee56b0) at /srcbuild/qt5-qtbase/src/widgets/kernel/qapplication.cpp:3637
        consumed = false
        filtered = false
#21 0xb734172a in QApplication::notify (this=0xc7ee60, receiver=0xc824e0, e=0xee56b0) at /srcbuild/qt5-qtbase/src/widgets/kernel/qapplication.cpp:2977
        d = 0xc7ee70
        __PRETTY_FUNCTION__ = "virtual bool QApplication::notify(QObject*, QEvent*)"
        res = false
#22 0xb663ecd2 in QCoreApplication::notifyInternal2 (receiver=0xc824e0, event=0xee56b0) at /srcbuild/qt5-qtbase/src/corelib/kernel/qcoreapplication.cpp:1064
        selfRequired = true
        result = false
        cbdata = \{0xc824e0, 0xee56b0, 0xbfd61c1f}
        d = <optimized out>
        threadData = 0xc7c810
        scopeLevelCounter = \{threadData = 0xc7c810}
#23 0xb663ef92 in QCoreApplication::sendEvent (receiver=0xc824e0, event=0xee56b0) at /srcbuild/qt5-qtbase/src/corelib/kernel/qcoreapplication.cpp:1462
No locals.
#24 0xb6642db4 in QCoreApplicationPrivate::sendPostedEvents (receiver=<optimized out>, event_type=<optimized out>, data=<optimized out>) at /srcbuild/qt5-qtbase/src/corelib/kernel/qcoreapplication.cpp:1821
        e = <optimized out>
        pe = <optimized out>
        r = 0xc824e0
        relocker = \{m_func = {__locker = @0xbfd61cb0}, m_invoke = true}
        event_deleter = \{d = 0xee56b0}
        __PRETTY_FUNCTION__ = "static void QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*)"
        locker = \{_M_device = 0xc7c830, _M_owns = false}
        startOffset = 0
        i = <optimized out>
        cleanup = \{receiver = 0x0, event_type = 0, data = 0xc7c810, exceptionCaught = true}
#25 0xb66430b9 in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at /srcbuild/qt5-qtbase/src/corelib/kernel/qcoreapplication.cpp:1680
        data = <optimized out>
#26 0xb66acd1b in postEventSourceDispatch (s=0xc7fdd0) at /srcbuild/qt5-qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:277
        source = 0xc7fdd0
#27 0xb47197b2 in g_main_context_dispatch () from /opt/lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#28 0xb4719a27 in g_main_context_iterate.constprop () from /opt/lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#29 0xb4719ad5 in g_main_context_iteration () from /opt/lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#30 0xb66ac6a1 in QEventDispatcherGlib::processEvents (this=0xd2d610, flags=...) at /srcbuild/qt5-qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:423
        d = 0xcbbb50
        canWait = true
        savedFlags = \{i = <optimized out>}
        result = <optimized out>
#31 0xb440bdcf in QPAEventDispatcherGlib::processEvents (this=0xd2d610, flags=...) at /srcbuild/qt5-qtbase/src/platformsupport/eventdispatchers/qeventdispatcher_glib.cpp:120
No locals.
#32 0xb663c6d3 in QEventLoop::processEvents (this=0xbfd61f30, flags=...) at /srcbuild/qt5-qtbase/src/corelib/kernel/qeventloop.cpp:139
        d = <optimized out>
        threadData = <optimized out>
#33 0xb663cda5 in QEventLoop::exec (this=<optimized out>, flags=...) at ../../include/QtCore/../../../src/corelib/global/qflags.h:69
        d = 0xfa19b0
        threadData = <optimized out>
        locker = \{val = 13095248}
        __PRETTY_FUNCTION__ = "int QEventLoop::exec(QEventLoop::ProcessEventsFlags)"
        ref = \{d = 0xfa19b0, locker = @0xbfd61ec0, exceptionCaught = true}
        app = <optimized out>
#34 0xb6647829 in QCoreApplication::exec () at ../../include/QtCore/../../../src/corelib/global/qflags.h:121
        threadData = 0xc7c810
        __PRETTY_FUNCTION__ = "static int QCoreApplication::exec()"
        eventLoop = \{<QObject> = {_vptr.QObject = 0xb69a3bdc <vtable for QEventLoop+8>, static staticMetaObject = {d = {superdata = {direct = 0x0}, stringdata = 0xb683ca80 <qt_meta_stringdata_QObject>, data = 0xb683c960 <qt_meta_data_QObject>, static_metacall = 0xb6680b76 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = \{d = 0xfa19b0}, static staticQtMetaObject = \{d = {superdata = {direct = 0x0}, stringdata = 0xb683f9e0 <qt_meta_stringdata_Qt>, data = 0xb683cb60 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = \{d = {superdata = {direct = 0xb699ea00 <QObject::staticMetaObject>}, stringdata = 0xb68354a0 <qt_meta_stringdata_QEventLoop>, data = 0xb6835440 <qt_meta_data_QEventLoop>, static_metacall = 0xb663c806 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#35 0xb6b6858b in QGuiApplication::exec () at /srcbuild/qt5-qtbase/src/gui/kernel/qguiapplication.cpp:1870
No locals.
#36 0xb7338038 in QApplication::exec () at /srcbuild/qt5-qtbase/src/widgets/kernel/qapplication.cpp:2829
No locals.
#37 0x0049ddce in main ()
No symbol table info available.