Application: kded4 ($Id$)
KDE Platform Version: 4.7.4 (4.7.4)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-14-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
after install the driver nvidia-current of the x-swapp repositorys and try to run a virtual machine in vitrualbox the problem start constantly disappears the panel and the widgets

the screen is  black but the programs are run still works 

i reinstall the kdm packages  from muon

The crash can be reproduced every time.

-- Backtrace:
Application: KDE Daemon (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fca5ec2f780 (LWP 1703))]

Thread 3 (Thread 0x7fca40bfe700 (LWP 1766)):
#0  0x00007fca5c483773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fca59683f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fca59684792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fca40edb516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fca596a92b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fca4ec8d56c in ?? () from /usr/lib/nvidia-current-updates/libGL.so.1
#6  0x00007fca59f4defc in start_thread (arg=0x7fca40bfe700) at pthread_create.c:304
#7  0x00007fca5c48f89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fca3bfff700 (LWP 1767)):
#0  0x00007fca59f511e7 in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:41
#1  __pthread_mutex_unlock (mutex=0x1d3e198) at pthread_mutex_unlock.c:290
#2  0x00007fca59682687 in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fca59683d81 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fca59684429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fca5d8caf3e in QEventDispatcherGlib::processEvents (this=0x1d3dc90, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007fca5d89ecf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fca5d89eef7 in QEventLoop::exec (this=0x7fca3bffed10, flags=...) at kernel/qeventloop.cpp:201
#8  0x00007fca5d7b627f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#9  0x00007fca5d881cbf in QInotifyFileSystemWatcherEngine::run (this=0x1c8f270) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007fca5d7b8d05 in QThreadPrivate::start (arg=0x1c8f270) at thread/qthread_unix.cpp:331
#11 0x00007fca4ec8d56c in ?? () from /usr/lib/nvidia-current-updates/libGL.so.1
#12 0x00007fca59f4defc in start_thread (arg=0x7fca3bfff700) at pthread_create.c:304
#13 0x00007fca5c48f89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#14 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fca5ec2f780 (LWP 1703)):
[KCrash Handler]
#6  QHashData::nextNode (node=0x1dedb40) at tools/qhash.cpp:297
#7  0x00007fca431bb81f in operator++ (this=<synthetic pointer>) at /usr/include/qt4/QtCore/qhash.h:356
#8  next (this=<synthetic pointer>) at /usr/include/qt4/QtCore/qhash.h:1034
#9  SecretStorage::walletOpenedForRead (this=0x1ce8a00, success=<optimized out>) at ../../../libs/service/secretstorage.cpp:131
#10 0x00007fca431b8514 in SecretStorage::qt_metacall (this=0x1ce8a00, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffa7d47350) at moc_secretstorage.cpp:80
#11 0x00007fca5d8b2eba in QMetaObject::activate (sender=0x1e6e080, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffa7d47350) at kernel/qobject.cpp:3278
#12 0x00007fca5e725f72 in KWallet::Wallet::walletOpened (this=<optimized out>, _t1=true) at ./kwallet.moc:153
#13 0x00007fca5e7261ca in KWallet::Wallet::qt_metacall (this=0x1e6e080, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffa7d47460) at ./kwallet.moc:110
#14 0x00007fca5d8b2eba in QMetaObject::activate (sender=0x1cdb990, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffa7d47460) at kernel/qobject.cpp:3278
#15 0x00007fca5e757bef in OrgKdeKWalletInterface::walletAsyncOpened (this=<optimized out>, _t1=0, _t2=1361995632) at kwallet_interface.moc:310
#16 0x00007fca5e758146 in OrgKdeKWalletInterface::qt_metacall (this=0x1cdb990, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0x7fffa7d47b80) at kwallet_interface.moc:185
#17 0x00007fca5ae740e9 in QDBusConnectionPrivate::deliverCall (this=0x1a4cc40, object=0x1cdb990, msg=..., metaTypes=..., slotIdx=9) at qdbusintegrator.cpp:942
#18 0x00007fca5ae7d38f in QDBusCallDeliveryEvent::placeMetaCall (this=<optimized out>, object=<optimized out>) at qdbusintegrator_p.h:103
#19 0x00007fca5d8b6a5e in QObject::event (this=0x1cdb990, e=<optimized out>) at kernel/qobject.cpp:1217
#20 0x00007fca5cc50424 in notify_helper (e=0x1dd1710, receiver=0x1cdb990, this=0x1a580b0) at kernel/qapplication.cpp:4486
#21 QApplicationPrivate::notify_helper (this=0x1a580b0, receiver=0x1cdb990, e=0x1dd1710) at kernel/qapplication.cpp:4458
#22 0x00007fca5cc55291 in QApplication::notify (this=0x7fffa7d48410, receiver=0x1cdb990, e=0x1dd1710) at kernel/qapplication.cpp:4365
#23 0x00007fca5e60d466 in KApplication::notify (this=0x7fffa7d48410, receiver=0x1cdb990, event=0x1dd1710) at ../../kdeui/kernel/kapplication.cpp:311
#24 0x00007fca5d89fafc in QCoreApplication::notifyInternal (this=0x7fffa7d48410, receiver=0x1cdb990, event=0x1dd1710) at kernel/qcoreapplication.cpp:787
#25 0x00007fca5d8a351f in sendEvent (event=0x1dd1710, receiver=0x1cdb990) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#26 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x19ab5e0) at kernel/qcoreapplication.cpp:1428
#27 0x00007fca5d8caa73 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#28 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:277
#29 0x00007fca59683a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007fca59684258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007fca59684429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007fca5d8caed6 in QEventDispatcherGlib::processEvents (this=0x19add30, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#33 0x00007fca5ccf807e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#34 0x00007fca5d89ecf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#35 0x00007fca5d89eef7 in QEventLoop::exec (this=0x7fffa7d483a0, flags=...) at kernel/qeventloop.cpp:201
#36 0x00007fca5d8a3789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#37 0x00007fca4ad33d65 in kdemain (argc=1, argv=0x1ad53a0) at ../../kded/kded.cpp:924
#38 0x0000000000408547 in launch (argc=1, _name=0x40b2d7 "kded4", args=<optimized out>, cwd=0x0, envc=<optimized out>, envs=<optimized out>, reset_env=false, tty=0x0, avoid_loops=false, startup_id_str=0x40b15e "0") at ../../kinit/kinit.cpp:746
#39 0x0000000000405949 in main (argc=4, argv=0x7fff00000001, envp=0x7fffa7d49570) at ../../kinit/kinit.cpp:1861

Possible duplicates by query: bug 290543, bug 290262.

Reported using DrKonqi