Bug 236296

Application: dolphin (1.4)
KDE Platform Version: 4.4.2 (KDE 4.4.2) (Compiled from sources)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-21-generic i686
Distribution: Ubuntu 10.04 LTS

-- Information about the crash:
I'm working on eclipse or another application. Then I fast switch to Dolphin and select a file (mousse over?) -> and it crash. 

The crash can be reproduced some of the time.

 -- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
[Current thread is 1 (Thread 0xb77de710 (LWP 10815))]

Thread 5 (Thread 0xb5e9db70 (LWP 10839)):
#0  0x00e18e16 in clock_gettime () from /lib/tls/i686/cmov/librt.so.1
#1  0x07d5c6fb in qt_gettime () at kernel/qcore_unix.cpp:111
#2  0x07d61825 in QTimerInfoList::updateCurrentTime (this=0x98a24e4) at kernel/qeventdispatcher_unix.cpp:340
#3  0x07d6186a in QTimerInfoList::timerWait (this=0x98a24e4, tm=...) at kernel/qeventdispatcher_unix.cpp:443
#4  0x07d5f818 in timerSourcePrepareHelper (src=<value optimized out>, timeout=0xb5e9d0cc) at kernel/qeventdispatcher_glib.cpp:136
#5  0x07d5f8a5 in timerSourcePrepare (source=0x0, timeout=0xe1cff4) at kernel/qeventdispatcher_glib.cpp:169
#6  0x0290faca in g_main_context_prepare () from /lib/libglib-2.0.so.0
#7  0x0290fee9 in ?? () from /lib/libglib-2.0.so.0
#8  0x029104b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#9  0x07d5f60f in QEventDispatcherGlib::processEvents (this=0x989ce00, flags=...) at kernel/qeventdispatcher_glib.cpp:414
#10 0x07d32059 in QEventLoop::processEvents (this=0xb5e9d290, flags=) at kernel/qeventloop.cpp:149
#11 0x07d324aa in QEventLoop::exec (this=0xb5e9d290, flags=...) at kernel/qeventloop.cpp:201
#12 0x07c2e5a8 in QThread::exec (this=0x98a7ed8) at thread/qthread.cpp:487
#13 0x07d11c1b in QInotifyFileSystemWatcherEngine::run (this=0x98a7ed8) at io/qfilesystemwatcher_inotify.cpp:248
#14 0x07c3132e in QThreadPrivate::start (arg=0x98a7ed8) at thread/qthread_unix.cpp:248
#15 0x0072b96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#16 0x00d63a0e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 4 (Thread 0xb3791b70 (LWP 11028)):
[KCrash Handler]
#6  0x07c2bf39 in QMutex::lock (this=0x954e678) at thread/qmutex.cpp:150
#7  0x0075d000 in ?? () from /usr/lib/libsopranoclient.so.1
#8  0x0019da30 in Nepomuk::MainModel::executeQuery (this=0x974f870, query=..., language=Soprano::Query::QueryLanguageSparql, userQueryLanguage=...) at ../../../nepomuk/core/nepomukmainmodel.cpp:213
#9  0x0036b3cd in Soprano::FilterModel::executeQuery(QString const&, Soprano::Query::QueryLanguage, QString const&) const () from /usr/lib/libsoprano.so.4
#10 0x0019276e in Nepomuk::ResourceData::load (this=0x98a4618) at ../../../nepomuk/core/resourcedata.cpp:418
#11 0x0019319b in Nepomuk::ResourceData::property (this=0x98a4618, uri=...) at ../../../nepomuk/core/resourcedata.cpp:271
#12 0x001b0cb7 in Nepomuk::Resource::property (this=0xb3791294, uri=...) at ../../../nepomuk/core/resource.cpp:280
#13 0x001b3d41 in Nepomuk::Resource::rating (this=0xb3791294) at ../../../nepomuk/core/resource.cpp:800
#14 0x080aa1e9 in KLoadMetaDataThread::run (this=0x99050b8) at ../../../../apps/dolphin/src/panels/information/kloadmetadatathread.cpp:95
#15 0x07c3132e in QThreadPrivate::start (arg=0x99050b8) at thread/qthread_unix.cpp:248
#16 0x0072b96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#17 0x00d63a0e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 3 (Thread 0xb2f90b70 (LWP 11031)):
#0  0x00747422 in __kernel_vsyscall ()
#1  0x00d5c971 in select () from /lib/tls/i686/cmov/libc.so.6
#2  0x07d5c8b2 in qt_safe_select (nfds=18, fdread=0xb2f8fc48, fdwrite=0xb2f8fbc8, fdexcept=0x0, orig_timeout=0x0) at kernel/qcore_unix.cpp:143
#3  0x07d0c8de in select_msecs (nfds=18, fdread=0xb2f8fc48, fdwrite=0xb2f8fbc8, timeout=-1) at io/qprocess_unix.cpp:885
#4  0x07d0d79e in QProcessPrivate::waitForFinished (this=0x99962b0, msecs=-1) at io/qprocess_unix.cpp:1101
#5  0x07cc9b8e in QProcess::waitForFinished (this=0xb2f8fd54, msecs=-1) at io/qprocess.cpp:1688
#6  0x07cce761 in QProcess::execute (program=..., arguments=...) at io/qprocess.cpp:2074
#7  0x01c2c1a0 in KToolInvocation::startKdeinit () at ../../kdecore/kernel/ktoolinvocation.cpp:382
#8  0x01c2c369 in KToolInvocation::klauncher () at ../../kdecore/kernel/ktoolinvocation.cpp:63
#9  0x01cfb166 in KSycocaPrivate::checkDatabase (this=0x998e940, ifNotFound=...) at ../../kdecore/sycoca/ksycoca.cpp:427
#10 0x01cfbd22 in KSycoca::findFactory (this=0x94442b0, id=KST_KProtocolInfoFactory) at ../../kdecore/sycoca/ksycoca.cpp:455
#11 0x01cff76c in KSycocaFactory (this=0x99883c8, factory_id=KST_KProtocolInfoFactory) at ../../kdecore/sycoca/ksycocafactory.cpp:53
#12 0x01d06ced in KProtocolInfoFactory (this=0x99883c8) at ../../kdecore/sycoca/kprotocolinfofactory.cpp:29
#13 0x01d06f9c in KSycocaFactorySingleton<KProtocolInfoFactory>::self () at ../../kdecore/sycoca/ksycocafactory.h:200
#14 KProtocolInfoFactory::self () at ../../kdecore/sycoca/kprotocolinfofactory.cpp:121
#15 0x01d01277 in KProtocolInfo::isKnownProtocol (protocol=...) at ../../kdecore/sycoca/kprotocolinfo.cpp:447
#16 0x01d013d4 in KProtocolInfo::isKnownProtocol (url=...) at ../../kdecore/sycoca/kprotocolinfo.cpp:441
#17 0x080a9951 in KLoadMetaDataThread::formatValue (this=0x995a210, value=...) at ../../../../apps/dolphin/src/panels/information/kloadmetadatathread.cpp:190
#18 0x080aa77c in KLoadMetaDataThread::run (this=0x995a210) at ../../../../apps/dolphin/src/panels/information/kloadmetadatathread.cpp:121
#19 0x07c3132e in QThreadPrivate::start (arg=0x995a210) at thread/qthread_unix.cpp:248
#20 0x0072b96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#21 0x00d63a0e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 2 (Thread 0xb54ffb70 (LWP 11104)):
#0  0x00747422 in __kernel_vsyscall ()
#1  0x00d5c971 in select () from /lib/tls/i686/cmov/libc.so.6
#2  0x07d0f61c in QProcessManager::run (this=0x7e48890) at io/qprocess_unix.cpp:245
#3  0x07c3132e in QThreadPrivate::start (arg=0x7e48890) at thread/qthread_unix.cpp:248
#4  0x0072b96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#5  0x00d63a0e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb77de710 (LWP 10815)):
#0  0x00747422 in __kernel_vsyscall ()
#1  0x00d5c971 in select () from /lib/tls/i686/cmov/libc.so.6
#2  0x07d5c8b2 in qt_safe_select (nfds=13, fdread=0xbfd645b8, fdwrite=0xbfd64538, fdexcept=0x0, orig_timeout=0x0) at kernel/qcore_unix.cpp:143
#3  0x07d0c8de in select_msecs (nfds=13, fdread=0xbfd645b8, fdwrite=0xbfd64538, timeout=-1) at io/qprocess_unix.cpp:885
#4  0x07d0d79e in QProcessPrivate::waitForFinished (this=0x998e528, msecs=-1) at io/qprocess_unix.cpp:1101
#5  0x07cc9b8e in QProcess::waitForFinished (this=0xbfd646c4, msecs=-1) at io/qprocess.cpp:1688
#6  0x07cce761 in QProcess::execute (program=..., arguments=...) at io/qprocess.cpp:2074
#7  0x01c2c1a0 in KToolInvocation::startKdeinit () at ../../kdecore/kernel/ktoolinvocation.cpp:382
#8  0x01c2c369 in KToolInvocation::klauncher () at ../../kdecore/kernel/ktoolinvocation.cpp:63
#9  0x00a4eff5 in KIO::Slave::createSlave (protocol=..., url=..., error=@0xbfd649cc, error_text=...) at ../../kio/kio/slave.cpp:401
#10 0x00a43e9e in KIO::SchedulerPrivate::createSlave (this=0x95381e0, protInfo=0x98b8448, job=0x992d6f0, url=..., enforceLimits=false) at ../../kio/kio/scheduler.cpp:820
#11 0x00a4854d in KIO::SchedulerPrivate::startJobDirect (this=0x95381e0) at ../../kio/kio/scheduler.cpp:707
#12 0x00a48a50 in KIO::SchedulerPrivate::startStep (this=0x95381e0) at ../../kio/kio/scheduler.cpp:526
#13 0x00a48d55 in KIO::Scheduler::qt_metacall (this=0x947aa78, _c=QMetaObject::InvokeMetaMethod, _id=6, _a=0xbfd64b9c) at ./scheduler.moc:108
#14 0x07d38c9a in QMetaObject::metacall (object=0x947aa78, cl=3218490808, idx=10, argv=0xbfd64b9c) at kernel/qmetaobject.cpp:237
#15 0x07d473d5 in QMetaObject::activate (sender=0x95381e4, m=0x7e475a4, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3293
#16 0x07d98aa7 in QTimer::timeout (this=0x95381e4) at .moc/release-shared/moc_qtimer.cpp:134
#17 0x07d4f60e in QTimer::timerEvent (this=0x95381e4, e=0xbfd650d0) at kernel/qtimer.cpp:271
#18 0x07d44254 in QObject::event (this=0x95381e4, e=0xbfd64538) at kernel/qobject.cpp:1212
#19 0x03abb4dc in QApplicationPrivate::notify_helper (this=0x93b0b20, receiver=0x95381e4, e=0xbfd650d0) at kernel/qapplication.cpp:4300
#20 0x03ac205e in QApplication::notify (this=0xbfd65434, receiver=0x95381e4, e=0xbfd650d0) at kernel/qapplication.cpp:3704
#21 0x01040f2a in KApplication::notify (this=0xbfd65434, receiver=0x95381e4, event=0xbfd650d0) at ../../kdeui/kernel/kapplication.cpp:302
#22 0x07d33a3b in QCoreApplication::notifyInternal (this=0xbfd65434, receiver=0x95381e4, event=0xbfd650d0) at kernel/qcoreapplication.cpp:704
#23 0x07d62d66 in QCoreApplication::sendEvent (this=0x93b7474) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#24 QTimerInfoList::activateTimers (this=0x93b7474) at kernel/qeventdispatcher_unix.cpp:603
#25 0x07d5f8e4 in timerSourceDispatch (source=0x93b7440) at kernel/qeventdispatcher_glib.cpp:184
#26 0x0290c5e5 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#27 0x029102d8 in ?? () from /lib/libglib-2.0.so.0
#28 0x029104b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#29 0x07d5f5d5 in QEventDispatcherGlib::processEvents (this=0x93914a0, flags=...) at kernel/qeventdispatcher_glib.cpp:412
#30 0x03b7b135 in QGuiEventDispatcherGlib::processEvents (this=0x93914a0, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#31 0x07d32059 in QEventLoop::processEvents (this=0xbfd65394, flags=) at kernel/qeventloop.cpp:149
#32 0x07d324aa in QEventLoop::exec (this=0xbfd65394, flags=...) at kernel/qeventloop.cpp:201
#33 0x07d3669f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#34 0x03abb577 in QApplication::exec () at kernel/qapplication.cpp:3579
#35 0x0807bbcf in main (argc=6, argv=0xbfd65614) at ../../../../apps/dolphin/src/main.cpp:101

Possible duplicates by query: bug 236276, bug 236270, bug 236269, bug 236265, bug 236260.

Reported using DrKonqi