Bug 221948

Application: plasma-desktop (0.3)
KDE Platform Version: 4.3.85 (KDE 4.3.85 (KDE 4.4 Beta2))
Qt Version: 4.6.0
Operating System: Linux 2.6.31-17-generic i686
Distribution: Ubuntu 9.10

-- Information about the crash:
plasma crashes while launching amarok
Amarok starts anyway and plasma restarts

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb778f760 (LWP 2215))]

Thread 2 (Thread 0xab61cb70 (LWP 2218)):
#0  0x007a1422 in __kernel_vsyscall ()
#1  0x00158e15 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:122
#2  0x00ff7307 in QWaitConditionPrivate::wait (this=0x8f05178, mutex=0x8f05174, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#3  QWaitCondition::wait (this=0x8f05178, mutex=0x8f05174, time=4294967295) at thread/qwaitcondition_unix.cpp:159
#4  0x055d1102 in QHostInfoAgent::run (this=0x8f05168) at kernel/qhostinfo.cpp:252
#5  0x00ff63ae in QThreadPrivate::start (arg=0x8f05168) at thread/qthread_unix.cpp:244
#6  0x0015480e in start_thread (arg=0xab61cb70) at pthread_create.c:300
#7  0x076977ee in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb778f760 (LWP 2215)):
[KCrash Handler]
#6  QString (this=0x0) at /usr/include/qt4/QtCore/qstring.h:714
#7  SystemTray::Notification::applicationName (this=0x0) at ../../../../../plasma/generic/applets/systemtray/core/notification.cpp:84
#8  0x0780fb92 in NotificationWidgetPrivate::updateNotification (this=0x9952f00) at ../../../../../plasma/generic/applets/systemtray/ui/notificationwidget.cpp:235
#9  0x07810290 in NotificationWidget::qt_metacall (this=0x994d338, _c=QMetaObject::InvokeMetaMethod, _id=14, _a=0xbff62e08) at ./notificationwidget.moc:75
#10 0x010fd11a in QMetaObject::metacall (object=0x994d338, cl=QMetaObject::QueryPropertyStored, idx=14, argv=0xbff62e08) at kernel/qmetaobject.cpp:237
#11 0x0110b89b in QMetaObject::activate (sender=0x9923a50, m=0x7820bdc, local_signal_index=0, argv=0xbff62e08) at kernel/qobject.cpp:3294
#12 0x077e1e13 in SystemTray::Notification::changed (this=0x9923a50, _t1=0x9923a50) at ./notification.moc:107
#13 0x077f0032 in SystemTray::DBusNotificationProtocol::dataUpdated (this=0x8e2f7d0, source=..., data=...)
    at ../../../../../plasma/generic/applets/systemtray/protocols/notifications/dbusnotificationprotocol.cpp:123
#14 0x077f08bc in SystemTray::DBusNotificationProtocol::qt_metacall (this=0x8e2f7d0, _c=QMetaObject::InvokeMetaMethod, _id=1, _a=0xbff63084) at ./dbusnotificationprotocol.moc:86
#15 0x010fd11a in QMetaObject::metacall (object=0x8e2f7d0, cl=QMetaObject::QueryPropertyStored, idx=8, argv=0xbff63084) at kernel/qmetaobject.cpp:237
#16 0x0110b89b in QMetaObject::activate (sender=0x921b678, m=0x1654e24, local_signal_index=0, argv=0xbff63084) at kernel/qobject.cpp:3294
#17 0x014b7e29 in Plasma::DataContainer::dataUpdated (this=0x921b678, _t1=..., _t2=...) at ./datacontainer.moc:101
#18 0x014b7fa8 in Plasma::DataContainer::checkForUpdate (this=0x921b678) at ../../plasma/datacontainer.cpp:167
#19 0x014bcbe6 in Plasma::DataEngine::timerEvent (this=0x8e2fa20, event=0xbff63650) at ../../plasma/dataengine.cpp:389
#20 0x057f6c3c in NotificationsEngine::timerEvent (this=0x8e2fa20, event=0xbff63650) at ../../../../../plasma/generic/dataengines/notifications/notificationsengine.cpp:221
#21 0x01108704 in QObject::event (this=0x8e2fa20, e=0x0) at kernel/qobject.cpp:1224
#22 0x03b9419c in QApplicationPrivate::notify_helper (this=0x8771380, receiver=0x8e2fa20, e=0xbff63650) at kernel/qapplication.cpp:4242
#23 0x03b9adf7 in QApplication::notify (this=0x8753f48, receiver=0x8e2fa20, e=0xbff63650) at kernel/qapplication.cpp:3661
#24 0x0097f0fa in KApplication::notify (this=0x8753f48, receiver=0x8e2fa20, event=0xbff63650) at ../../kdeui/kernel/kapplication.cpp:302
#25 0x010f7eab in QCoreApplication::notifyInternal (this=0x8753f48, receiver=0x8e2fa20, event=0xbff63650) at kernel/qcoreapplication.cpp:704
#26 0x01127286 in QCoreApplication::sendEvent (this=0x8774134) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#27 QTimerInfoList::activateTimers (this=0x8774134) at kernel/qeventdispatcher_unix.cpp:603
#28 0x01123f17 in timerSourceDispatch (source=0x8774170) at kernel/qeventdispatcher_glib.cpp:184
#29 idleTimerSourceDispatch (source=0x8774170) at kernel/qeventdispatcher_glib.cpp:231
#30 0x02d5be88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#31 0x02d5f730 in ?? () from /lib/libglib-2.0.so.0
#32 0x02d5f863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#33 0x01123bd5 in QEventDispatcherGlib::processEvents (this=0x8770930, flags=...) at kernel/qeventdispatcher_glib.cpp:407
#34 0x03c51b75 in QGuiEventDispatcherGlib::processEvents (this=0x8770930, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#35 0x010f64c9 in QEventLoop::processEvents (this=0xbff63914, flags=) at kernel/qeventloop.cpp:149
#36 0x010f691a in QEventLoop::exec (this=0xbff63914, flags=...) at kernel/qeventloop.cpp:201
#37 0x010fab0f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#38 0x03b94237 in QApplication::exec () at kernel/qapplication.cpp:3570
#39 0x01caa06e in kdemain (argc=1, argv=0x874d208) at ../../../../plasma/desktop/shell/main.cpp:112
#40 0x0804dff7 in launch (argc=<value optimized out>, _name=<value optimized out>, args=<value optimized out>, cwd=0x0, envc=0, envs=0x874d470 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x8051429 "0") at ../../kinit/kinit.cpp:705
#41 0x0804ec15 in handle_launcher_request (sock=<value optimized out>, who=<value optimized out>) at ../../kinit/kinit.cpp:1197
#42 0x0804f08c in handle_requests (waitForPid=<value optimized out>) at ../../kinit/kinit.cpp:1390
#43 0x0804fe27 in main (argc=4, argv=0xbff643c4, envp=0xbff643d8) at ../../kinit/kinit.cpp:1825

Possible duplicates by query: bug 220761, bug 220644.

Reported using DrKonqi