Application: plasma-desktop (0.4)
KDE Platform Version: 4.10.1
Qt Version: 4.8.4
Operating System: Linux 3.8.0-12-generic x86_64
Distribution: Ubuntu Raring Ringtail (development branch)

-- Information about the crash:
- What I was doing when the application crashed:

I was configuring a new panel when accidentaly I switched from Widgets to Activities, ok, no problem, but when I switched back from Activities to Widgets the application crashed.

-- Backtrace:
Application: Shell de escritorio Plasma (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f34450557c0 (LWP 3013))]

Thread 7 (Thread 0x7f342673c700 (LWP 3016)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f343dd74e77 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f343dd74ea9 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f3438470f8e in start_thread (arg=0x7f342673c700) at pthread_create.c:311
#4  0x00007f3444934e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 6 (Thread 0x7f341b687700 (LWP 3019)):
#0  0x00007ffffebcc911 in ?? ()
#1  0x00007f340c002660 in ?? ()
#2  0x00007f341b686b80 in ?? ()
#3  0x00007f341b686c38 in ?? ()
#4  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f341a7f1700 (LWP 3020)):
#0  0x00007f34449283cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f3437d6e15c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3437d6e284 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3441514026 in QEventDispatcherGlib::processEvents (this=0x7f34100008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f34414e437f in QEventLoop::processEvents (this=this@entry=0x7f341a7f0d90, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f34414e4608 in QEventLoop::exec (this=0x7f341a7f0d90, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f34413e6410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#7  0x00007f34414c5ecf in QInotifyFileSystemWatcherEngine::run (this=0x28a8db0) at io/qfilesystemwatcher_inotify.cpp:256
#8  0x00007f34413e8bec in QThreadPrivate::start (arg=0x28a8db0) at thread/qthread_unix.cpp:338
#9  0x00007f3438470f8e in start_thread (arg=0x7f341a7f1700) at pthread_create.c:311
#10 0x00007f3444934e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7f340b604700 (LWP 17017)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f343f90fef5 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f343f90ff49 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f3438470f8e in start_thread (arg=0x7f340b604700) at pthread_create.c:311
#4  0x00007f3444934e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7f33bb543700 (LWP 17018)):
#0  0x00007f3437dad879 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f3437d6e110 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3437d6e284 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3441514026 in QEventDispatcherGlib::processEvents (this=0x7f3404002600, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f34414e437f in QEventLoop::processEvents (this=this@entry=0x7f33bb542dc0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f34414e4608 in QEventLoop::exec (this=0x7f33bb542dc0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f34413e6410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#7  0x00007f34413e8bec in QThreadPrivate::start (arg=0x7071910) at thread/qthread_unix.cpp:338
#8  0x00007f3438470f8e in start_thread (arg=0x7f33bb543700) at pthread_create.c:311
#9  0x00007f3444934e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7f33ba6c6700 (LWP 17021)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f343f656379 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f343f93e65e in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f3438470f8e in start_thread (arg=0x7f33ba6c6700) at pthread_create.c:311
#4  0x00007f3444934e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f34450557c0 (LWP 3013)):
[KCrash Handler]
#6  0x0000000000000000 in ?? ()
#7  0x00007f34430e0947 in QDeclarativeItem::~QDeclarativeItem (this=0x38c9df0, __in_chrg=<optimized out>) at graphicsitems/qdeclarativeitem.cpp:1668
#8  0x00007f342579ab11 in ~QDeclarativeElement (this=0x38c9df0, __in_chrg=<optimized out>) at /usr/include/qt4/QtDeclarative/qdeclarativeprivate.h:87
#9  QDeclarativePrivate::QDeclarativeElement<Plasma::FrameSvgItem>::~QDeclarativeElement (this=0x38c9df0, __in_chrg=<optimized out>) at /usr/include/qt4/QtDeclarative/qdeclarativeprivate.h:87
#10 0x00007f34414ff5d8 in QObject::event (this=0x38c9df0, e=<optimized out>) at kernel/qobject.cpp:1175
#11 0x00007f344088b8ec in QApplicationPrivate::notify_helper (this=this@entry=0x1c3a540, receiver=receiver@entry=0x38c9df0, e=e@entry=0x47d1640) at kernel/qapplication.cpp:4567
#12 0x00007f344088e25b in QApplication::notify (this=0x1c28830, receiver=0x38c9df0, e=0x47d1640) at kernel/qapplication.cpp:4428
#13 0x00007f34421a9af6 in KApplication::notify (this=0x1c28830, receiver=0x38c9df0, event=0x47d1640) at ../../kdeui/kernel/kapplication.cpp:311
#14 0x00007f34414e562e in QCoreApplication::notifyInternal (this=0x1c28830, receiver=receiver@entry=0x38c9df0, event=event@entry=0x47d1640) at kernel/qcoreapplication.cpp:946
#15 0x00007f34414e9161 in sendEvent (event=0x47d1640, receiver=0x38c9df0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#16 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x1ba51f0) at kernel/qcoreapplication.cpp:1570
#17 0x00007f3441513e73 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#18 postEventSourceDispatch (s=0x1c3e6f0) at kernel/qeventdispatcher_glib.cpp:279
#19 0x00007f3437d6de85 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f3437d6e1c8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f3437d6e284 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f3441514006 in QEventDispatcherGlib::processEvents (this=0x1ba6ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#23 0x00007f34409311ae in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#24 0x00007f34414e437f in QEventLoop::processEvents (this=this@entry=0x7ffffeb6e6c0, flags=...) at kernel/qeventloop.cpp:149
#25 0x00007f34414e4608 in QEventLoop::exec (this=0x7ffffeb6e6c0, flags=...) at kernel/qeventloop.cpp:204
#26 0x00007f34414e9ce6 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#27 0x00007f3444c4070b in kdemain (argc=1, argv=0x7ffffeb6e9b8) at ../../../../plasma/desktop/shell/main.cpp:126
#28 0x00007f344485cea5 in __libc_start_main (main=0x4006e0 <main(int, char**)>, argc=1, ubp_av=0x7ffffeb6e9b8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffffeb6e9a8) at libc-start.c:260
#29 0x0000000000400711 in _start ()

This bug may be a duplicate of or related to bug 316671.

Possible duplicates by query: bug 316671, bug 316643, bug 316337, bug 316205, bug 316154.

Reported using DrKonqi