[Bug 218532] New: Crash when clicking on the "please select a device" text after program starts [QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> >::data, qGetPtrHelper<QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> > >, QObject::d_func]

Volker Lanz vl at fidra.de
Sun Dec 13 15:37:34 GMT 2009 

https://bugs.kde.org/show_bug.cgi?id=218532

           Summary: Crash when clicking on the "please select a device"
                    text after program starts [QScopedPointer<QObjectData,
                    QScopedPointerDeleter<QObjectData> >::data,
                    qGetPtrHelper<QScopedPointer<QObjectData,
                    QScopedPointerDeleter<QObjectData> > >,
                    QObject::d_func]
           Product: kde
           Version: unspecified
          Platform: unspecified
        OS/Version: Linux
            Status: NEW
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: unassigned-bugs at kde.org
        ReportedBy: vl at fidra.de


Application: partitionmanager-bin (1.0.50)
KDE Platform Version: 4.3.80 (KDE 4.3.80 (KDE 4.4 Beta1)) (Compiled from
sources)
Qt Version: 4.6.0
Operating System: Linux 2.6.28-17-generic x86_64
Distribution: Ubuntu 9.04

-- Information about the crash:
Using KDE SC 4.4, Partition Manager crashes when you click on the "please
select a device" text after the program starts up.

The crash can be reproduced everytime.

 -- Backtrace:
Application: KDE Partition Manager (partitionmanager-bin), signal: Segmentation
fault
[Current thread is 0 (LWP 32408)]

Thread 2 (Thread 0x7f5461c5c950 (LWP 32410)):
#0  0x00007f546df8d742 in select () from /lib/libc.so.6
#1  0x00007f546ed8484d in QProcessManager::run (this=0x7f546f12f700) at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/corelib/io/qprocess_unix.cpp:245
#2  0x00007f546ec83a7c in QThreadPrivate::start (arg=0x7f546f12f700) at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/corelib/thread/qthread_unix.cpp:244
#3  0x00007f546e9d23ba in start_thread (arg=<value optimized out>) at
pthread_create.c:297
#4  0x00007f546df94fcd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f54716997e0 (LWP 32408)):
[KCrash Handler]
#5  0x00007f546ec5d85c in QScopedPointer<QObjectData,
QScopedPointerDeleter<QObjectData> >::data (this=0x3000000009)
    at
../../include/QtCore/../../../../src/kde-qt/src/corelib/tools/qscopedpointer.h:135
#6  0x00007f546ec766d9 in qGetPtrHelper<QScopedPointer<QObjectData,
QScopedPointerDeleter<QObjectData> > > (p=@0x3000000009)
    at
../../include/QtCore/../../../../src/kde-qt/src/corelib/global/qglobal.h:2315
#7  0x00007f546ec782ad in QObject::d_func (this=0x3000000001) at
../../include/QtCore/../../../../src/kde-qt/src/corelib/kernel/qobject.h:121
#8  0x00007f546ec782c4 in QObjectPrivate::get (o=0x3000000001) at
../../include/QtCore/private/../../../../../src/kde-qt/src/corelib/kernel/qobject_p.h:176
#9  0x00007f546edc9697 in QMetaObject::addGuard (ptr=0x7fffa91dda70) at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/corelib/kernel/qobject.cpp:443
#10 0x00007f547127e903 in
PartitionManagerWidget::on_m_PartTableWidget_itemSelectionChanged
(this=0x1ddd770, item=<value optimized out>) at
/home/kde-devel/kde-qt/include/QtCore/qpointer.h:62
#11 0x00007f5471222cac in PartitionManagerWidget::qt_metacall (this=0x1ddd770,
_c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffa91ddcc0)
    at
/home/kde-devel/dev/partitionmanager/trunk/build/src/moc_partitionmanagerwidget.cpp:130
#12 0x00007f546edb8073 in QMetaObject::metacall (object=0x1ddd770,
cl=QMetaObject::InvokeMetaMethod, idx=36, argv=0x7fffa91ddcc0)
    at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/corelib/kernel/qmetaobject.cpp:237
#13 0x00007f546edcd511 in QMetaObject::activate (sender=0x1dff040,
m=0x7f54714b7260, local_signal_index=0, argv=0x7fffa91ddcc0)
    at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/corelib/kernel/qobject.cpp:3294
#14 0x00007f547122144f in PartTableWidget::itemSelectionChanged
(this=0x3000000009, _t1=0x1dff088) at
/home/kde-devel/dev/partitionmanager/trunk/build/src/moc_parttablewidget.cpp:89
#15 0x00007f547127b196 in PartTableWidget::setActiveWidget (this=0x3000000009,
p=0x0) at
/home/kde-devel/dev/partitionmanager/trunk/src/gui/parttablewidget.cpp:86
#16 0x00007f546fb4ab74 in QWidget::event (this=0x1dff040, event=0x7fffa91de1f0)
at /home/kde-devel/dev/kde4/trunk/src/kde-qt/src/gui/kernel/qwidget.cpp:7970
#17 0x00007f546facdb99 in QApplicationPrivate::notify_helper (this=0x1c8f5f0,
receiver=0x1dff040, e=0x7fffa91de1f0) at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/gui/kernel/qapplication.cpp:4242
#18 0x00007f546face9c2 in QApplication::notify (this=0x7fffa91df8b0,
receiver=0x1dff088, e=0x7fffa91de8f0) at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/gui/kernel/qapplication.cpp:3822
#19 0x00007f5470d6b64d in KApplication::notify (this=0x7fffa91df8b0,
receiver=0x1dff088, event=0x7fffa91de8f0) at
/home/kde-devel/dev/kde4/trunk/src/kdelibs/kdeui/kernel/kapplication.cpp:302
#20 0x00007f546edb02b1 in QCoreApplication::notifyInternal
(this=0x7fffa91df8b0, receiver=0x1dff088, event=0x7fffa91de8f0)
    at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/corelib/kernel/qcoreapplication.cpp:704
#21 0x00007f546fae2769 in QCoreApplication::sendSpontaneousEvent
(receiver=0x1dff088, event=0x7fffa91de8f0) at
../../include/QtCore/../../../../src/kde-qt/src/corelib/kernel/qcoreapplication.h:218
#22 0x00007f546fad4af1 in QApplicationPrivate::sendMouseEvent
(receiver=0x1dff088, event=0x7fffa91de8f0, alienWidget=0x1dff088,
nativeWidget=0x1dff040, buttonDown=0x7f54708aa5f8, 
    lastMouseReceiver=@0x7f54708aa600, spontaneous=true) at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/gui/kernel/qapplication.cpp:2954
#23 0x00007f546fb8b5dc in QETWidget::translateMouseEvent (this=0x1dff040,
event=0x7fffa91df450) at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/gui/kernel/qapplication_x11.cpp:4368
#24 0x00007f546fb8c757 in QApplication::x11ProcessEvent (this=0x7fffa91df8b0,
event=0x7fffa91df450) at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/gui/kernel/qapplication_x11.cpp:3379
#25 0x00007f546fbc1c14 in x11EventSourceDispatch (s=0x1c934b0, callback=0,
user_data=0x0) at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/gui/kernel/qguieventdispatcher_glib.cpp:146
#26 0x00007f546a86e20a in IA__g_main_context_dispatch (context=0x1c92130) at
/build/buildd/glib2.0-2.20.1/glib/gmain.c:1814
#27 0x00007f546a8718e0 in g_main_context_iterate (context=0x1c92130, block=1,
dispatch=1, self=<value optimized out>) at
/build/buildd/glib2.0-2.20.1/glib/gmain.c:2448
#28 0x00007f546a871a7c in IA__g_main_context_iteration (context=0x1c92130,
may_block=1) at /build/buildd/glib2.0-2.20.1/glib/gmain.c:2511
#29 0x00007f546edebcdd in QEventDispatcherGlib::processEvents (this=0x1c77340,
flags={i = -1457654016}) at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/corelib/kernel/qeventdispatcher_glib.cpp:407
#30 0x00007f546fbc123f in QGuiEventDispatcherGlib::processEvents
(this=0x1c77340, flags={i = -1457653920}) at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/gui/kernel/qguieventdispatcher_glib.cpp:202
#31 0x00007f546edac65b in QEventLoop::processEvents (this=0x7fffa91df850,
flags={i = -1457653760}) at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/corelib/kernel/qeventloop.cpp:149
#32 0x00007f546edac87f in QEventLoop::exec (this=0x7fffa91df850, flags={i =
-1457653648}) at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/corelib/kernel/qeventloop.cpp:201
#33 0x00007f546edb0cfb in QCoreApplication::exec () at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/corelib/kernel/qcoreapplication.cpp:981
#34 0x00007f546fad07b6 in QApplication::exec () at
/home/kde-devel/dev/kde4/trunk/src/kde-qt/src/gui/kernel/qapplication.cpp:3570
#35 0x0000000000401369 in main (argc=<value optimized out>, argv=<value
optimized out>) at /home/kde-devel/dev/partitionmanager/trunk/src/main.cpp:46

Reported using DrKonqi

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