Application: plasma-desktop (4.11.2)
KDE Platform Version: 4.11.2
Qt Version: 4.8.4
Operating System: Linux 3.11.0-13-generic i686
Distribution: Ubuntu 13.10

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

I was logging in for the first time after having rebooted following an OS upgrade.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb125e740 (LWP 1605))]

Thread 4 (Thread 0xae75cb40 (LWP 1606)):
#0  0xb7705424 in __kernel_vsyscall ()
#1  0xb20c984b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187
#2  0xb75c59bc in __pthread_cond_wait (cond=0xb31cb8d0, mutex=0xb31cb8b8) at forward.c:149
#3  0xb30c8ef2 in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#4  0xb30c8f3f in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#5  0xb20c5d78 in start_thread (arg=0xae75cb40) at pthread_create.c:311
#6  0xb75b801e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 3 (Thread 0xa7369b40 (LWP 1607)):
#0  0xb7705424 in __kernel_vsyscall ()
#1  0xb75a8a0b in poll () at ../sysdeps/unix/syscall-template.S:81
#2  0xb1fbfa4b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb1fb0b68 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb1fb0ca8 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb60228df in QEventDispatcherGlib::processEvents (this=0xa6a00468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0xb5ff19f3 in QEventLoop::processEvents (this=this@entry=0xa7369228, flags=...) at kernel/qeventloop.cpp:149
#7  0xb5ff1d19 in QEventLoop::exec (this=this@entry=0xa7369228, flags=...) at kernel/qeventloop.cpp:204
#8  0xb5ee0e3d in QThread::exec (this=this@entry=0xa447350) at thread/qthread.cpp:542
#9  0xb5fd1e14 in QInotifyFileSystemWatcherEngine::run (this=0xa447350) at io/qfilesystemwatcher_inotify.cpp:265
#10 0xb5ee372f in QThreadPrivate::start (arg=0xa447350) at thread/qthread_unix.cpp:338
#11 0xb20c5d78 in start_thread (arg=0xa7369b40) at pthread_create.c:311
#12 0xb75b801e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 2 (Thread 0xa5fd3b40 (LWP 1608)):
#0  __libc_disable_asynccancel (oldtype=<optimized out>) at ../nptl/cancellation.c:82
#1  0xb75a8a14 in poll () at ../sysdeps/unix/syscall-template.S:81
#2  0xb1fbfa4b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb1fb0b68 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb1fb0ca8 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb60228df in QEventDispatcherGlib::processEvents (this=0xa5600468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0xb5ff19f3 in QEventLoop::processEvents (this=this@entry=0xa5fd3228, flags=...) at kernel/qeventloop.cpp:149
#7  0xb5ff1d19 in QEventLoop::exec (this=this@entry=0xa5fd3228, flags=...) at kernel/qeventloop.cpp:204
#8  0xb5ee0e3d in QThread::exec (this=this@entry=0xa4f2188) at thread/qthread.cpp:542
#9  0xb5fd1e14 in QInotifyFileSystemWatcherEngine::run (this=0xa4f2188) at io/qfilesystemwatcher_inotify.cpp:265
#10 0xb5ee372f in QThreadPrivate::start (arg=0xa4f2188) at thread/qthread_unix.cpp:338
#11 0xb20c5d78 in start_thread (arg=0xa5fd3b40) at pthread_create.c:311
#12 0xb75b801e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 1 (Thread 0xb125e740 (LWP 1605)):
[KCrash Handler]
#7  0xb6b7e38e in QDeclarativeItem::~QDeclarativeItem (this=0xa4f01d8, __in_chrg=<optimized out>) at graphicsitems/qdeclarativeitem.cpp:1668
#8  0xb6b4242b in ~QDeclarativeElement (this=0xa4f01d8, __in_chrg=<optimized out>) at ../../include/QtDeclarative/../../src/declarative/qml/qdeclarativeprivate.h:87
#9  QDeclarativePrivate::QDeclarativeElement<QDeclarativeItem>::~QDeclarativeElement (this=0xa4f01d8, __in_chrg=<optimized out>) at ../../include/QtDeclarative/../../src/declarative/qml/qdeclarativeprivate.h:87
#10 0xb6006423 in qDeleteInEventHandler (o=o@entry=0xa4f01d8) at kernel/qobject.cpp:4269
#11 0xb600c5b0 in QObject::event (this=0xa4f01d8, e=0xa9aac50) at kernel/qobject.cpp:1175
#12 0xb6b79384 in QDeclarativeItem::event (this=<optimized out>, ev=<optimized out>) at graphicsitems/qdeclarativeitem.cpp:3748
#13 0xb5503744 in QApplicationPrivate::notify_helper (this=0x9d83e68, receiver=0xa4f01d8, e=0xa9aac50) at kernel/qapplication.cpp:4567
#14 0xb550a223 in QApplication::notify (this=0x9d71710, receiver=receiver@entry=0xa4f01d8, e=e@entry=0xa9aac50) at kernel/qapplication.cpp:4353
#15 0xb6666ff4 in KApplication::notify (this=0x9d71710, receiver=0xa4f01d8, event=0xa9aac50) at ../../kdeui/kernel/kapplication.cpp:311
#16 0xb5ff2eda in QCoreApplication::notifyInternal (this=0x9d71710, receiver=receiver@entry=0xa4f01d8, event=event@entry=0xa9aac50) at kernel/qcoreapplication.cpp:946
#17 0xb5ff66ad in sendEvent (event=0xa9aac50, receiver=0xa4f01d8) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#18 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x9d2a130) at kernel/qcoreapplication.cpp:1570
#19 0xb5ff6bbc in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1463
#20 0xb6022f6e in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#21 postEventSourceDispatch (s=0x9d81e10) at kernel/qeventdispatcher_glib.cpp:279
#22 0xb1fb083e in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#23 0xb1fb0be8 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#24 0xb1fb0ca8 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#25 0xb60228bf in QEventDispatcherGlib::processEvents (this=this@entry=0x9d2aec0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#26 0xb55b832e in QGuiEventDispatcherGlib::processEvents (this=0x9d2aec0, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#27 0xb5ff19f3 in QEventLoop::processEvents (this=this@entry=0xbf9dd708, flags=...) at kernel/qeventloop.cpp:149
#28 0xb5ff1d19 in QEventLoop::exec (this=this@entry=0xbf9dd708, flags=...) at kernel/qeventloop.cpp:204
#29 0xb5ff789e in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#30 0xb5501974 in QApplication::exec () at kernel/qapplication.cpp:3828
#31 0xb76c3927 in kdemain (argc=1, argv=0xbf9dd8a4) at ../../../../plasma/desktop/shell/main.cpp:126
#32 0x0804855b in main (argc=1, argv=0xbf9dd8a4) at plasma-desktop_dummy.cpp:3

Possible duplicates by query: bug 326860, bug 325998, bug 325820, bug 325456, bug 324687.

Reported using DrKonqi