Application: plasma-desktop (0.4)
KDE Platform Version: 4.8.5 (4.8.5)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-33-generic x86_64
Distribution: Ubuntu 12.04.1 LTS

-- Information about the crash:
- What I was doing when the application crashed:
I clicked on the button for 'Wekzeugkasten der Kontrolleiste'

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma-Desktop-Umgebung (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f9d5e93f7c0 (LWP 30139))]

Thread 11 (Thread 0x7f9d3218d700 (LWP 30140)):
#0  0x00007f9d5e20c303 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f9d523bb036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9d523bb164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9d5b3dd426 in QEventDispatcherGlib::processEvents (this=0x7f9d2c0008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f9d5b3acc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f9d5b3aced7 in QEventLoop::exec (this=0x7f9d3218ccd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f9d5b2abfa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f9d5b38c9ff in QInotifyFileSystemWatcherEngine::run (this=0x3705b50) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f9d5b2aefcb in QThreadPrivate::start (arg=0x3705b50) at thread/qthread_unix.cpp:298
#9  0x00007f9d4f6b4ae4 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f9d52cbfe9a in start_thread (arg=0x7f9d3218d700) at pthread_create.c:308
#11 0x00007f9d5e217cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7f9d2b7fe700 (LWP 30145)):
#0  __lll_lock_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:132
#1  0x00007f9d52cc2080 in _L_lock_903 () from /lib/x86_64-linux-gnu/libpthread.so.0
#2  0x00007f9d52cc1f19 in __pthread_mutex_lock (mutex=0x7f9d4f90f7c0) at pthread_mutex_lock.c:82
#3  0x00007f9d4f6aca2c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#4  0x00007f9d4f6b3620 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#5  0x00007f9d4f6b3b3a in ?? () from /usr/lib/nvidia-current/libGL.so.1
#6  0x00007f9d4cf31b27 in ?? () from /usr/lib/nvidia-current/tls/libnvidia-tls.so.295.59
#7  0x00007f9d523f58cf in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f9d523baba4 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f9d523bafd6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f9d523bb49a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f9d30a48406 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#12 0x00007f9d523dc9e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007f9d4f6b4ae4 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#14 0x00007f9d52cbfe9a in start_thread (arg=0x7f9d2b7fe700) at pthread_create.c:308
#15 0x00007f9d5e217cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#16 0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7f9d2affd700 (LWP 30146)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f9d58191222 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f9d58191259 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f9d4f6b4ae4 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#4  0x00007f9d52cbfe9a in start_thread (arg=0x7f9d2affd700) at pthread_create.c:308
#5  0x00007f9d5e217cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7f9d28d83700 (LWP 30147)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f9d59878dec in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f9d59878f19 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f9d4f6b4ae4 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#4  0x00007f9d52cbfe9a in start_thread (arg=0x7f9d28d83700) at pthread_create.c:308
#5  0x00007f9d5e217cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f9d23fff700 (LWP 30148)):
#0  0x00007f9d523ba31d in g_main_context_release () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f9d523bafe9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9d523bb164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9d5b3dd426 in QEventDispatcherGlib::processEvents (this=0x7f9d180008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f9d5b3acc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f9d5b3aced7 in QEventLoop::exec (this=0x7f9d23ffed00, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f9d5b2abfa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f9d5b2aefcb in QThreadPrivate::start (arg=0x3ea8b10) at thread/qthread_unix.cpp:298
#8  0x00007f9d4f6b4ae4 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007f9d52cbfe9a in start_thread (arg=0x7f9d23fff700) at pthread_create.c:308
#10 0x00007f9d5e217cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f9d235d1700 (LWP 30149)):
#0  0x00007f9d52cc1f69 in __pthread_mutex_lock (mutex=0x7f9d10000a80) at pthread_mutex_lock.c:92
#1  0x00007f9d523f65a1 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9d523bb150 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9d5b3dd426 in QEventDispatcherGlib::processEvents (this=0x7f9d100008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f9d5b3acc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f9d5b3aced7 in QEventLoop::exec (this=0x7f9d235d0d00, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f9d5b2abfa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f9d5b2aefcb in QThreadPrivate::start (arg=0x2abf210) at thread/qthread_unix.cpp:298
#8  0x00007f9d4f6b4ae4 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007f9d52cbfe9a in start_thread (arg=0x7f9d235d1700) at pthread_create.c:308
#10 0x00007f9d5e217cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f9d2118c700 (LWP 30153)):
#0  0x00007f9d52cc1f69 in __pthread_mutex_lock (mutex=0x7f9d0c000a80) at pthread_mutex_lock.c:92
#1  0x00007f9d523f65a1 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9d523ba1df in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9d523baf04 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f9d523bb164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f9d5b3dd426 in QEventDispatcherGlib::processEvents (this=0x7f9d0c0008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f9d5b3acc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f9d5b3aced7 in QEventLoop::exec (this=0x7f9d2118bd00, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f9d5b2abfa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007f9d5b2aefcb in QThreadPrivate::start (arg=0x3fc1a10) at thread/qthread_unix.cpp:298
#10 0x00007f9d4f6b4ae4 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#11 0x00007f9d52cbfe9a in start_thread (arg=0x7f9d2118c700) at pthread_create.c:308
#12 0x00007f9d5e217cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f9d2098b700 (LWP 30154)):
#0  0x00007f9d5e20a8bd in read () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007f9d4f6b3acc in ?? () from /usr/lib/nvidia-current/libGL.so.1
#2  0x00007f9d4cf31b27 in ?? () from /usr/lib/nvidia-current/tls/libnvidia-tls.so.295.59
#3  0x00007f9d523f58cf in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f9d523baba4 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f9d523bafd6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f9d523bb164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f9d5b3dd426 in QEventDispatcherGlib::processEvents (this=0x7f9d000008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#8  0x00007f9d5b3acc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#9  0x00007f9d5b3aced7 in QEventLoop::exec (this=0x7f9d2098ad00, flags=...) at kernel/qeventloop.cpp:204
#10 0x00007f9d5b2abfa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#11 0x00007f9d5b2aefcb in QThreadPrivate::start (arg=0x374bd00) at thread/qthread_unix.cpp:298
#12 0x00007f9d4f6b4ae4 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#13 0x00007f9d52cbfe9a in start_thread (arg=0x7f9d2098b700) at pthread_create.c:308
#14 0x00007f9d5e217cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#15 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f9d07fff700 (LWP 30155)):
#0  0x00007f9d5e20c303 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f9d523bb036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9d523bb164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9d5b3dd426 in QEventDispatcherGlib::processEvents (this=0x7f9cfc0008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f9d5b3acc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f9d5b3aced7 in QEventLoop::exec (this=0x7f9d07ffed00, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f9d5b2abfa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f9d5b2aefcb in QThreadPrivate::start (arg=0x3fd88a0) at thread/qthread_unix.cpp:298
#8  0x00007f9d4f6b4ae4 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007f9d52cbfe9a in start_thread (arg=0x7f9d07fff700) at pthread_create.c:308
#10 0x00007f9d5e217cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f9d071dc700 (LWP 30156)):
#0  __lll_lock_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:132
#1  0x00007f9d52cc2080 in _L_lock_903 () from /lib/x86_64-linux-gnu/libpthread.so.0
#2  0x00007f9d52cc1f19 in __pthread_mutex_lock (mutex=0x7f9d4f90f7c0) at pthread_mutex_lock.c:82
#3  0x00007f9d4f6aca2c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#4  0x00007f9d4f6b3620 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#5  0x00007f9d4f6b3b3a in ?? () from /usr/lib/nvidia-current/libGL.so.1
#6  0x00007f9d4cf31b27 in ?? () from /usr/lib/nvidia-current/tls/libnvidia-tls.so.295.59
#7  0x00007f9d523f58cf in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f9d523baba4 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f9d523bafd6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f9d523bb164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f9d5b3dd426 in QEventDispatcherGlib::processEvents (this=0x7f9cf40008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#12 0x00007f9d5b3acc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#13 0x00007f9d5b3aced7 in QEventLoop::exec (this=0x7f9d071dbcd0, flags=...) at kernel/qeventloop.cpp:204
#14 0x00007f9d5b2abfa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#15 0x00007f9d5b38c9ff in QInotifyFileSystemWatcherEngine::run (this=0x3ff8b40) at io/qfilesystemwatcher_inotify.cpp:248
#16 0x00007f9d5b2aefcb in QThreadPrivate::start (arg=0x3ff8b40) at thread/qthread_unix.cpp:298
#17 0x00007f9d4f6b4ae4 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#18 0x00007f9d52cbfe9a in start_thread (arg=0x7f9d071dc700) at pthread_create.c:308
#19 0x00007f9d5e217cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#20 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f9d5e93f7c0 (LWP 30139)):
[KCrash Handler]
#6  0x00007f9d3d36c595 in QHash<void*, PyQtProxy*>::duplicateNode(QHashData::Node*, void*) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#7  0x00007f9d5b2cac27 in QHashData::detach_helper2 (this=0x2fa00f0, node_duplicate=0x7f9d3d36c590 <QHash<void*, PyQtProxy*>::duplicateNode(QHashData::Node*, void*)>, node_delete=0x7f9d3d36c580 <QHash<void*, PyQtProxy*>::deleteNode2(QHashData::Node*)>, nodeSize=<optimized out>, nodeAlign=8) at tools/qhash.cpp:239
#8  0x00007f9d3d370b67 in sipQtFindSipslot () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#9  0x00007f9d3cfe361e in sipWrapper_traverse (arg=0x0, visit=0x7f9d3dfd6c20 <visit_decref>, self=0x320c290) at /build/buildd/sip4-4.13.2/siplib/siplib.c:9706
#10 sipWrapper_traverse (self=0x320c290, visit=0x7f9d3dfd6c20 <visit_decref>, arg=0x0) at /build/buildd/sip4-4.13.2/siplib/siplib.c:9687
#11 0x00007f9d3dfdfa6f in collect.48873 () from /usr/lib/libpython2.7.so.1.0
#12 0x00007f9d3dfe2534 in PyGC_Collect () from /usr/lib/libpython2.7.so.1.0
#13 0x00007f9d3df01fd6 in Py_Finalize () from /usr/lib/libpython2.7.so.1.0
#14 0x00007f9d3e3769e5 in KPythonPluginFactory::~KPythonPluginFactory (this=0x2e933e0, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:262
#15 0x00007f9d3e376a49 in KPythonPluginFactory::~KPythonPluginFactory (this=0x2e933e0, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:268
#16 0x00007f9d5b3c93e6 in QObjectCleanupHandler::clear (this=0x28553a0) at kernel/qobjectcleanuphandler.cpp:140
#17 0x00007f9d5b3c942b in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x28553a0, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:86
#18 0x00007f9d5b3c9479 in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x28553a0, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:87
#19 0x00007f9d5e15f901 in __run_exit_handlers (status=1, listp=0x7f9d5e4dc688, run_list_atexit=true) at exit.c:78
#20 0x00007f9d5e15f985 in __GI_exit (status=<optimized out>) at exit.c:100
#21 0x00007f9d056fe75e in gdk_x_error (error=<optimized out>, display=<optimized out>) at /build/buildd/gtk+2.0-2.24.10/gdk/x11/gdkmain-x11.c:490
#22 gdk_x_error (display=<optimized out>, error=<optimized out>) at /build/buildd/gtk+2.0-2.24.10/gdk/x11/gdkmain-x11.c:456
#23 0x00007f9d5cb9136f in _XError (dpy=0x2682720, rep=<optimized out>) at ../../src/XlibInt.c:1583
#24 0x00007f9d5cb8e311 in handle_error (dpy=0x2682720, err=0x5cbc790, in_XReply=<optimized out>) at ../../src/xcb_io.c:212
#25 0x00007f9d5cb8e355 in handle_response (dpy=0x2682720, response=0x5cbc790, in_XReply=<optimized out>) at ../../src/xcb_io.c:324
#26 0x00007f9d5cb8f190 in _XReply (dpy=0x2682720, rep=0x7fff855264b0, extra=0, discard=0) at ../../src/xcb_io.c:626
#27 0x00007f9d5cb74ec4 in XGetWindowProperty (dpy=0x2682720, w=33554900, property=35, offset=0, length=9, delete=0, req_type=35, actual_type=0x7fff85526570, actual_format=0x7fff8552658c, nitems=0x7fff85526580, bytesafter=0x7fff85526578, prop=0x7fff85526568) at ../../src/GetProp.c:61
#28 0x00007f9d5cb73d40 in XGetWMHints (dpy=<optimized out>, w=<optimized out>) at ../../src/GetHints.c:116
#29 0x00007f9d5a7cd6b9 in QWidgetPrivate::setWindowIcon_sys (this=0x5cc2d00, forceReset=false) at kernel/qwidget_x11.cpp:1560
#30 0x00007f9d5a779d05 in QWidget::create (this=0x5cae610, window=0, initializeWindow=true, destroyOldWindow=true) at kernel/qwidget.cpp:1540
#31 0x00007f9d5a78238f in QWidget::winId (this=0x5cae610) at kernel/qwidget.cpp:2523
#32 0x00007f9d5e515cc3 in ControllerWindow::ControllerWindow (this=0x5cae610, parent=<optimized out>) at ../../../../plasma/desktop/shell/controllerwindow.cpp:73
#33 0x00007f9d5e5255d7 in PanelController::PanelController (this=0x5cae610, parent=<optimized out>) at ../../../../plasma/desktop/shell/panelcontroller.cpp:92
#34 0x00007f9d5e530f5e in PanelView::togglePanelController (this=0x36f8c80) at ../../../../plasma/desktop/shell/panelview.cpp:859
#35 0x00007f9d5e532255 in qt_static_metacall (_a=<optimized out>, _id=<optimized out>, _o=0x36f8c80, _c=<optimized out>) at ./panelview.moc:116
#36 PanelView::qt_static_metacall (_o=0x36f8c80, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./panelview.moc:93
#37 0x00007f9d5b3c2281 in QMetaObject::activate (sender=0x280f800, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#38 0x00007f9d5b3c2281 in QMetaObject::activate (sender=0x2b28b20, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#39 0x00007f9d415b77fe in InternalToolBox::mouseReleaseEvent (this=0x2b28b20, event=0x7fff85527a30) at ../../../../plasma/desktop/toolboxes/internaltoolbox.cpp:323
#40 0x00007f9d5ad16453 in QGraphicsItem::sceneEvent (this=0x2b28b30, event=0x7fff85527a30) at graphicsview/qgraphicsitem.cpp:6741
#41 0x00007f9d5ad3ec4a in QGraphicsScenePrivate::sendMouseEvent (this=0x27f4440, mouseEvent=0x7fff85527a30) at graphicsview/qgraphicsscene.cpp:1295
#42 0x00007f9d5ad3f635 in QGraphicsScene::mouseReleaseEvent (this=<optimized out>, mouseEvent=0x7fff85527a30) at graphicsview/qgraphicsscene.cpp:4128
#43 0x00007f9d5ad4d79f in QGraphicsScene::event (this=0x28cc570, event=0x7fff85527a30) at graphicsview/qgraphicsscene.cpp:3458
#44 0x00007f9d5a730894 in notify_helper (e=0x7fff85527a30, receiver=0x28cc570, this=0x265bd00) at kernel/qapplication.cpp:4559
#45 QApplicationPrivate::notify_helper (this=0x265bd00, receiver=0x28cc570, e=0x7fff85527a30) at kernel/qapplication.cpp:4531
#46 0x00007f9d5a735713 in QApplication::notify (this=0x25fe4d0, receiver=0x28cc570, e=0x7fff85527a30) at kernel/qapplication.cpp:4420
#47 0x00007f9d5c0903f6 in KApplication::notify (this=0x25fe4d0, receiver=0x28cc570, event=0x7fff85527a30) at ../../kdeui/kernel/kapplication.cpp:311
#48 0x00007f9d5b3ade9c in QCoreApplication::notifyInternal (this=0x25fe4d0, receiver=0x28cc570, event=0x7fff85527a30) at kernel/qcoreapplication.cpp:876
#49 0x00007f9d5ad68dd6 in QGraphicsView::mouseReleaseEvent (this=0x36f8c80, event=0x7fff855283f0) at graphicsview/qgraphicsview.cpp:3338
#50 0x00007f9d5a781144 in QWidget::event (this=0x36f8c80, event=0x7fff855283f0) at kernel/qwidget.cpp:8362
#51 0x00007f9d5ab413b6 in QFrame::event (this=0x36f8c80, e=0x7fff855283f0) at widgets/qframe.cpp:557
#52 0x00007f9d5ad6bb2b in QGraphicsView::viewportEvent (this=0x36f8c80, event=0x7fff855283f0) at graphicsview/qgraphicsview.cpp:2866
#53 0x00007f9d5b3ae028 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<optimized out>, receiver=0x39abc30, event=0x7fff855283f0) at kernel/qcoreapplication.cpp:986
#54 0x00007f9d5a73085f in notify_helper (e=0x7fff855283f0, receiver=0x39abc30, this=0x265bd00) at kernel/qapplication.cpp:4555
#55 QApplicationPrivate::notify_helper (this=0x265bd00, receiver=0x39abc30, e=0x7fff855283f0) at kernel/qapplication.cpp:4531
#56 0x00007f9d5a7360bf in QApplication::notify (this=<optimized out>, receiver=0x39abc30, e=0x7fff855283f0) at kernel/qapplication.cpp:4102
#57 0x00007f9d5c0903f6 in KApplication::notify (this=0x25fe4d0, receiver=0x39abc30, event=0x7fff855283f0) at ../../kdeui/kernel/kapplication.cpp:311
#58 0x00007f9d5b3ade9c in QCoreApplication::notifyInternal (this=0x25fe4d0, receiver=0x39abc30, event=0x7fff855283f0) at kernel/qcoreapplication.cpp:876
#59 0x00007f9d5a731862 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#60 QApplicationPrivate::sendMouseEvent (receiver=0x39abc30, event=0x7fff855283f0, alienWidget=0x39abc30, nativeWidget=0x36f8c80, buttonDown=0x39abc30, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3170
#61 0x00007f9d5a7b0bf5 in QETWidget::translateMouseEvent (this=0x36f8c80, event=<optimized out>) at kernel/qapplication_x11.cpp:4617
#62 0x00007f9d5a7afbae in QApplication::x11ProcessEvent (this=0x25fe4d0, event=0x7fff85528cc0) at kernel/qapplication_x11.cpp:3732
#63 0x00007f9d5a7d90d2 in x11EventSourceDispatch (s=0x265c4f0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#64 0x00007f9d523bad53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#65 0x00007f9d523bb0a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#66 0x00007f9d523bb164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#67 0x00007f9d5b3dd3bf in QEventDispatcherGlib::processEvents (this=0x2555ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#68 0x00007f9d5a7d8d5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#69 0x00007f9d5b3acc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#70 0x00007f9d5b3aced7 in QEventLoop::exec (this=0x7fff85529060, flags=...) at kernel/qeventloop.cpp:204
#71 0x00007f9d5b3b1f67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#72 0x00007f9d5e524a13 in kdemain (argc=1, argv=0x7fff85529448) at ../../../../plasma/desktop/shell/main.cpp:120
#73 0x00007f9d5e14576d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fff85529448, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff85529438) at libc-start.c:226
#74 0x0000000000400671 in _start ()

Possible duplicates by query: bug 310431, bug 305004, bug 292732, bug 292064.

Reported using DrKonqi