Application: plasma-desktop (0.4)
KDE Platform Version: 4.8.3 (4.8.3)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-24-generic x86_64
Distribution: Ubuntu 12.04 LTS

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

Simply browsing the web on Firefox. The gmail-notify widget had crashed at boot too.

The crash does not seem to be reproducible.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb6297567c0 (LWP 2334))]

Thread 5 (Thread 0x7fb5fb66f700 (LWP 2384)):
#0  0x00007fb6290260bd in read () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007fb61a4d90bc in ?? () from /usr/lib/nvidia-current/libGL.so.1
#2  0x00007fb617d57b27 in ?? () from /usr/lib/nvidia-current/tls/libnvidia-tls.so.295.40
#3  0x00007fb61d21b88f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb61d1e0abd in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb61d1e0f96 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fb61d1e1124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fb626204426 in QEventDispatcherGlib::processEvents (this=0x7fb5f40008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#8  0x00007fb6261d3c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#9  0x00007fb6261d3ed7 in QEventLoop::exec (this=0x7fb5fb66ecd0, flags=...) at kernel/qeventloop.cpp:204
#10 0x00007fb6260d2fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#11 0x00007fb6261b39ff in QInotifyFileSystemWatcherEngine::run (this=0x374e560) at io/qfilesystemwatcher_inotify.cpp:248
#12 0x00007fb6260d5fcb in QThreadPrivate::start (arg=0x374e560) at thread/qthread_unix.cpp:298
#13 0x00007fb61a4dab74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#14 0x00007fb61dae5e9a in start_thread (arg=0x7fb5fb66f700) at pthread_create.c:308
#15 0x00007fb6290334bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#16 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fb5fa7e4700 (LWP 2416)):
#0  0x00007fff771c08de in ?? ()
#1  0x00007fb61d49215d in __GI_clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:116
#2  0x00007fb62612cbb4 in do_gettime (frac=0x7fb5fa7e3a98, sec=0x7fb5fa7e3a90) at tools/qelapsedtimer_unix.cpp:123
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#4  0x00007fb626204b8d in QTimerInfoList::updateCurrentTime (this=0x7fb5e8002860) at kernel/qeventdispatcher_unix.cpp:343
#5  0x00007fb626204ec3 in QTimerInfoList::timerWait (this=0x7fb5e8002860, tm=...) at kernel/qeventdispatcher_unix.cpp:450
#6  0x00007fb62620397c in timerSourcePrepareHelper (src=<optimized out>, timeout=0x7fb5fa7e3b6c) at kernel/qeventdispatcher_glib.cpp:136
#7  0x00007fb626203a25 in timerSourcePrepare (source=<optimized out>, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#8  0x00007fb61d1e071e in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007fb61d1e0f1b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fb61d1e1124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fb626204426 in QEventDispatcherGlib::processEvents (this=0x7fb5e80008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#12 0x00007fb6261d3c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#13 0x00007fb6261d3ed7 in QEventLoop::exec (this=0x7fb5fa7e3cd0, flags=...) at kernel/qeventloop.cpp:204
#14 0x00007fb6260d2fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#15 0x00007fb6261b39ff in QInotifyFileSystemWatcherEngine::run (this=0x1d824e0) at io/qfilesystemwatcher_inotify.cpp:248
#16 0x00007fb6260d5fcb in QThreadPrivate::start (arg=0x1d824e0) at thread/qthread_unix.cpp:298
#17 0x00007fb61a4dab74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#18 0x00007fb61dae5e9a in start_thread (arg=0x7fb5fa7e4700) at pthread_create.c:308
#19 0x00007fb6290334bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#20 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fb5eef86700 (LWP 2417)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb622fb8222 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007fb622fb8259 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007fb61a4dab74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#4  0x00007fb61dae5e9a in start_thread (arg=0x7fb5eef86700) at pthread_create.c:308
#5  0x00007fb6290334bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fb5e682b700 (LWP 17815)):
#0  0x00007fb629027b03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fb61d1e0ff6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb61d1e1124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb626204426 in QEventDispatcherGlib::processEvents (this=0x7fb5d8002600, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fb6261d3c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fb6261d3ed7 in QEventLoop::exec (this=0x7fb5e682ad00, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fb6260d2fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007fb6260d5fcb in QThreadPrivate::start (arg=0x42c8c00) at thread/qthread_unix.cpp:298
#8  0x00007fb61a4dab74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007fb61dae5e9a in start_thread (arg=0x7fb5e682b700) at pthread_create.c:308
#10 0x00007fb6290334bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fb6297567c0 (LWP 2334)):
[KCrash Handler]
#6  0x00007fb6261eecd7 in QObject::installEventFilter (this=<optimized out>, obj=0x1d2b140) at kernel/qobject.cpp:2016
#7  0x00007fb628bf2169 in Plasma::ToolTipManager::registerWidget (this=0x1d2b140, widget=0x2282160) at ../../plasma/tooltipmanager.cpp:204
#8  0x00007fb628bf2277 in Plasma::ToolTipManager::setContent (this=0x1d2b140, widget=0x2282160, data=...) at ../../plasma/tooltipmanager.cpp:231
#9  0x00007fb608934447 in meth_Plasma_ToolTipManager_setContent (sipSelf=<ToolTipManager at remote 0x3701710>, sipArgs=<optimized out>) at sip/plasma/sipplasmapart3.cpp:17357
#10 0x00007fb60a4d5845 in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#11 0x00007fb60a4a0605 in PyEval_EvalCodeEx () from /usr/lib/libpython2.7.so.1.0
#12 0x00007fb60a4d58c0 in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#13 0x00007fb60a4a0605 in PyEval_EvalCodeEx () from /usr/lib/libpython2.7.so.1.0
#14 0x00007fb60a4a07bd in function_call () from /usr/lib/libpython2.7.so.1.0
#15 0x00007fb60a584e83 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#16 0x00007fb60a5691cf in instancemethod_call.8746 () from /usr/lib/libpython2.7.so.1.0
#17 0x00007fb60a584e83 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#18 0x00007fb60a5857d7 in PyEval_CallObjectWithKeywords () from /usr/lib/libpython2.7.so.1.0
#19 0x00007fb6095cdf80 in sip_api_invoke_slot (slot=<optimized out>, sigargs=) at /build/buildd/sip4-4.13.2/siplib/qtlib.c:203
#20 0x00007fb609955634 in PyQtProxy::unislot(void**) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#21 0x00007fb609955772 in PyQtProxy::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#22 0x00007fb6261e9489 in QMetaObject::activate (sender=0x35e6890, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff77059890) at kernel/qobject.cpp:3566
#23 0x00007fb60995d672 in PyQtShortcircuitSignalProxy::pysignal(PyQt_PyObject const&) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#24 0x00007fb60995afe5 in qpycore_qobject_emit(QObject*, char const*, _object*) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#25 0x00007fb60993446b in meth_QObject_emit (sipSelf=<QObject at remote 0x30da200>, sipArgs=<optimized out>) at /build/buildd/python-qt4-4.9.1/sip/QtCore/qobject.sip:572
#26 0x00007fb60a4d5845 in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#27 0x00007fb60a4d65eb in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#28 0x00007fb60a4a0605 in PyEval_EvalCodeEx () from /usr/lib/libpython2.7.so.1.0
#29 0x00007fb60a4a07bd in function_call () from /usr/lib/libpython2.7.so.1.0
#30 0x00007fb60a584e83 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#31 0x00007fb60a5691cf in instancemethod_call.8746 () from /usr/lib/libpython2.7.so.1.0
#32 0x00007fb60a584e83 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#33 0x00007fb60a5857d7 in PyEval_CallObjectWithKeywords () from /usr/lib/libpython2.7.so.1.0
#34 0x00007fb6095cdf80 in sip_api_invoke_slot (slot=<optimized out>, sigargs=()) at /build/buildd/sip4-4.13.2/siplib/qtlib.c:203
#35 0x00007fb609955396 in PyQtProxy::invokeSlot(qpycore_slot const&, void**) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#36 0x00007fb609955690 in PyQtProxy::unislot(void**) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#37 0x00007fb609955772 in PyQtProxy::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#38 0x00007fb6261e9489 in QMetaObject::activate (sender=0x363f280, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3566
#39 0x00007fb60989ef5f in sipQTimer::timerEvent (this=0x363f280, a0=0x7fff7705a9a0) at sipQtCorepart2.cpp:148
#40 0x00007fb6261ee179 in QObject::event (this=0x363f280, e=<optimized out>) at kernel/qobject.cpp:1157
#41 0x00007fb60989fe5d in event (a0=0x7fff7705a9a0, this=0x363f280) at sipQtCorepart2.cpp:165
#42 sipQTimer::event (this=0x363f280, a0=0x7fff7705a9a0) at sipQtCorepart2.cpp:157
#43 0x00007fb625557894 in notify_helper (e=0x7fff7705a9a0, receiver=0x363f280, this=0x1be3e00) at kernel/qapplication.cpp:4559
#44 QApplicationPrivate::notify_helper (this=0x1be3e00, receiver=0x363f280, e=0x7fff7705a9a0) at kernel/qapplication.cpp:4531
#45 0x00007fb62555c713 in QApplication::notify (this=0x1b90d90, receiver=0x363f280, e=0x7fff7705a9a0) at kernel/qapplication.cpp:4420
#46 0x00007fb626eb2bb6 in KApplication::notify (this=0x1b90d90, receiver=0x363f280, event=0x7fff7705a9a0) at ../../kdeui/kernel/kapplication.cpp:311
#47 0x00007fb6261d4e9c in QCoreApplication::notifyInternal (this=0x1b90d90, receiver=0x363f280, event=0x7fff7705a9a0) at kernel/qcoreapplication.cpp:876
#48 0x00007fb6262061f2 in sendEvent (event=0x7fff7705a9a0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#49 QTimerInfoList::activateTimers (this=0x1b92530) at kernel/qeventdispatcher_unix.cpp:611
#50 0x00007fb626203c0d in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:186
#51 timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:180
#52 0x00007fb626203c31 in idleTimerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:233
#53 0x00007fb61d1e0c9a in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#54 0x00007fb61d1e1060 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#55 0x00007fb61d1e1124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#56 0x00007fb6262043bf in QEventDispatcherGlib::processEvents (this=0x1ae0ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#57 0x00007fb6255ffd5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#58 0x00007fb6261d3c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#59 0x00007fb6261d3ed7 in QEventLoop::exec (this=0x7fff7705ac10, flags=...) at kernel/qeventloop.cpp:204
#60 0x00007fb6261d8f67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#61 0x00007fb62933fa13 in kdemain (argc=1, argv=0x7fff7705aff8) at ../../../../plasma/desktop/shell/main.cpp:120
#62 0x00007fb628f6276d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fff7705aff8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff7705afe8) at libc-start.c:226
#63 0x0000000000400671 in _start ()

This bug may be a duplicate of or related to bug 254412.

Possible duplicates by query: bug 299559, bug 298423, bug 297046, bug 293577, bug 287417.

Reported using DrKonqi