Bug 272173

Application: nepomukservicestub (0.2)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-8-generic i686
Distribution: Ubuntu 11.04

-- Information about the crash:
- What I was doing when the application crashed: I was using chrome only and I opened an Dolphin, then the bug appeared.

-- Backtrace:
Application: Jeton du service Nepomuk (nepomukservicestub), signal: Segmentation fault
[Current thread is 1 (Thread 0xb77f0710 (LWP 1962))]

Thread 2 (Thread 0xb53deb70 (LWP 2709)):
[KCrash Handler]
#7  isEmpty (this=0x0, akey=@0xb53dd8dc) at ../../include/QtCore/../../src/corelib/tools/qhash.h:293
#8  QHash<void*, QByteArray>::remove (this=0x0, akey=@0xb53dd8dc) at ../../include/QtCore/../../src/corelib/tools/qhash.h:784
#9  0x00d22508 in QString::free (d=0xb42005e8) at tools/qstring.cpp:1182
#10 0x00d8b7c6 in ~QString (this=0x82cd658) at ../../include/QtCore/../../src/corelib/tools/qstring.h:883
#11 ~QUrlPrivate (this=0x82cd658) at io/qurl.cpp:294
#12 QUrlPrivate::normalized (this=0x82cd658) at io/qurl.cpp:3991
#13 0x00d8cd18 in QUrl::operator== (this=0xb53dda94, url=...) at io/qurl.cpp:5959
#14 0x005a6ed9 in Nepomuk::Types::EntityPrivate::load (this=0x82c6510) at ../../nepomuk/types/entity.cpp:99
#15 0x005a5983 in Nepomuk::Types::EntityPrivate::init (this=0x82c6510) at ../../nepomuk/types/entity.cpp:51
#16 0x005ade7e in Nepomuk::Types::Property::maxCardinality (this=0x82cb188) at ../../nepomuk/types/property.cpp:384
#17 0x005adecd in Nepomuk::Types::Property::maxCardinality (this=0x82cb188) at ../../nepomuk/types/property.cpp:400
#18 0x03660b1b in uniqueVarName (this=0x82cb178, qbd=0xb53ddf3c) at ../../../nepomuk/query/querybuilderdata_p.h:121
#19 Nepomuk::Query::ComparisonTermPrivate::getMainVariableName (this=0x82cb178, qbd=0xb53ddf3c) at ../../../nepomuk/query/comparisonterm.cpp:357
#20 0x03661408 in Nepomuk::Query::ComparisonTermPrivate::toSparqlGraphPattern (this=0x82cb178, resourceVarName=..., qbd=0xb53ddf3c) at ../../../nepomuk/query/comparisonterm.cpp:142
#21 0x0365f068 in Nepomuk::Query::AndTermPrivate::toSparqlGraphPattern (this=0x82ca298, resourceVarName=..., qbd=0xb53ddf3c) at ../../../nepomuk/query/andterm.cpp:34
#22 0x0366ad7d in Nepomuk::Query::Query::toSparqlQuery (this=0x827775c, sparqlFlags=...) at ../../../nepomuk/query/query.cpp:466
#23 0x06e8c140 in Nepomuk::Query::Folder::sparqlQuery (this=0x8277750) at ../../../../nepomuk/services/queryservice/folder.cpp:122
#24 0x06e8f44f in Nepomuk::Query::SearchRunnable::run (this=0x82c1a08) at ../../../../nepomuk/services/queryservice/searchrunnable.cpp:81
#25 0x00ccc866 in QThreadPoolThread::run (this=0x82ca508) at concurrent/qthreadpool.cpp:106
#26 0x00cd8da2 in QThreadPrivate::start (arg=0x82ca508) at thread/qthread_unix.cpp:320
#27 0x00649e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#28 0x001e073e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb77f0710 (LWP 1962)):
#0  0x002a4416 in __kernel_vsyscall ()
#1  0x0064e48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x001ee3fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x00cd7daa in QMutexPrivate::wait (this=0x82caec0, timeout=-1) at thread/qmutex_unix.cpp:84
#4  0x00cd44b2 in QMutex::lock (this=0x82c1a14) at thread/qmutex.cpp:204
#5  0x06e8ee37 in QMutexLocker (this=0x82c1a08) at /usr/include/qt4/QtCore/qmutex.h:102
#6  Nepomuk::Query::SearchRunnable::cancel (this=0x82c1a08) at ../../../../nepomuk/services/queryservice/searchrunnable.cpp:70
#7  0x06e8d29e in Nepomuk::Query::Folder::~Folder (this=0x8277750, __in_chrg=<value optimized out>) at ../../../../nepomuk/services/queryservice/folder.cpp:79
#8  0x06e8d3d2 in Nepomuk::Query::Folder::~Folder (this=0x8277750, __in_chrg=<value optimized out>) at ../../../../nepomuk/services/queryservice/folder.cpp:86
#9  0x00ddfbc5 in qDeleteInEventHandler (o=0x8277750) at kernel/qobject.cpp:3995
#10 0x00de23e8 in QObject::event (this=0x8277750, e=0x82c2fb8) at kernel/qobject.cpp:1209
#11 0x04a10d24 in QApplicationPrivate::notify_helper (this=0x81f5a58, receiver=0x8277750, e=0x82c2fb8) at kernel/qapplication.cpp:4462
#12 0x04a158ce in QApplication::notify (this=0xbfc2e3a8, receiver=0x8277750, e=0x82c2fb8) at kernel/qapplication.cpp:3862
#13 0x010eb3ca in KApplication::notify (this=0xbfc2e3a8, receiver=0x8277750, event=0x82c2fb8) at ../../kdeui/kernel/kapplication.cpp:311
#14 0x00dcd0bb in QCoreApplication::notifyInternal (this=0xbfc2e3a8, receiver=0x8277750, event=0x82c2fb8) at kernel/qcoreapplication.cpp:731
#15 0x00dd0c79 in sendEvent (receiver=0x0, event_type=0, data=0x81c26f0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#16 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x81c26f0) at kernel/qcoreapplication.cpp:1372
#17 0x00dd0e0d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1265
#18 0x00dfa3c4 in sendPostedEvents (s=0x81f7b00) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#19 postEventSourceDispatch (s=0x81f7b00) at kernel/qeventdispatcher_glib.cpp:277
#20 0x006fdaa8 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#21 0x006fe270 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#22 0x006fe524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#23 0x00dfa53c in QEventDispatcherGlib::processEvents (this=0x81c2458, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#24 0x04ac4775 in QGuiEventDispatcherGlib::processEvents (this=0x81c2458, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#25 0x00dcc289 in QEventLoop::processEvents (this=0xbfc2e204, flags=...) at kernel/qeventloop.cpp:149
#26 0x00dcc522 in QEventLoop::exec (this=0xbfc2e204, flags=...) at kernel/qeventloop.cpp:201
#27 0x00dd0ecc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#28 0x04a0e8e7 in QApplication::exec () at kernel/qapplication.cpp:3736
#29 0x0804b07e in main (argc=) at ../../../nepomuk/servicestub/main.cpp:165

Possible duplicates by query: bug 238851.

Reported using DrKonqi