Bug 299643

Application: nepomukservicestub (0.2)
KDE Platform Version: 4.7.4 (4.7.4)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-19-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
Nepomuk went down during a file move operation in kmail taking kmail along with it.  From there one, Nepomuk indicated errors repeatedly:

Calling the Nepomuk storage service failed: 'The name org.kde.NepomukStorage was not provided by any .service files'.

-- Backtrace:
Application: Nepomuk Service Stub (nepomukservicestub), signal: Segmentation fault
pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
	in ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S
[Current thread is 1 (Thread 0x7ffae64b5780 (LWP 1524))]

Thread 9 (Thread 0x7ffacfeef700 (LWP 1536)):
#0  0x00007ffae3b0d473 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007ffae2d3ef68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffae2d3f429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffae5fccf3e in QEventDispatcherGlib::processEvents (this=0x118a490, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007ffae5fa0cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007ffae5fa0ef7 in QEventLoop::exec (this=0x7ffacfeeedd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007ffae5eb827f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007ffae5f83cbf in QInotifyFileSystemWatcherEngine::run (this=0x117e5b0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007ffae5ebad05 in QThreadPrivate::start (arg=0x117e5b0) at thread/qthread_unix.cpp:331
#9  0x00007ffae3820efc in start_thread (arg=0x7ffacfeef700) at pthread_create.c:304
#10 0x00007ffae3b1959d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7ffaceeed700 (LWP 1539)):
#0  0x00007ffae3823034 in __pthread_mutex_lock (mutex=0x7ffac00009a8) at pthread_mutex_lock.c:61
#1  0x00007ffae2d3ef2f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffae2d3f429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffae5fccf3e in QEventDispatcherGlib::processEvents (this=0x7ffac00008b0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007ffae5fa0cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007ffae5fa0ef7 in QEventLoop::exec (this=0x7ffaceeecdb0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007ffae5eb827f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007ffad6877728 in ?? () from /usr/lib/libsopranoserver.so.1
#8  0x00007ffae5ebad05 in QThreadPrivate::start (arg=0x7ffac80032d0) at thread/qthread_unix.cpp:331
#9  0x00007ffae3820efc in start_thread (arg=0x7ffaceeed700) at pthread_create.c:304
#10 0x00007ffae3b1959d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fface6ec700 (LWP 1540)):
#0  0x00007ffae3b0d473 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007ffae2d3ef68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffae2d3f429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffae5fccf3e in QEventDispatcherGlib::processEvents (this=0x164f140, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007ffae5fa0cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007ffae5fa0ef7 in QEventLoop::exec (this=0x7fface6ebd60, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007ffae5eb827f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007ffad68670ae in ?? () from /usr/lib/libsopranoserver.so.1
#8  0x00007ffae5ebad05 in QThreadPrivate::start (arg=0x171aad0) at thread/qthread_unix.cpp:331
#9  0x00007ffae3820efc in start_thread (arg=0x7fface6ec700) at pthread_create.c:304
#10 0x00007ffae3b1959d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7ffacdeeb700 (LWP 1541)):
#0  0x00007ffae3b0d473 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007ffae2d3ef68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffae2d3f429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffae5fccf3e in QEventDispatcherGlib::processEvents (this=0x16f4090, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007ffae5fa0cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007ffae5fa0ef7 in QEventLoop::exec (this=0x7ffacdeead60, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007ffae5eb827f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007ffad68670ae in ?? () from /usr/lib/libsopranoserver.so.1
#8  0x00007ffae5ebad05 in QThreadPrivate::start (arg=0x16e4400) at thread/qthread_unix.cpp:331
#9  0x00007ffae3820efc in start_thread (arg=0x7ffacdeeb700) at pthread_create.c:304
#10 0x00007ffae3b1959d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7ffacd6ea700 (LWP 1542)):
#0  0xffffffffff60014c in ?? ()
#1  0x00007ffacd6e9a80 in ?? ()
#2  0x00007fff59bff7e7 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 4 (Thread 0x7ffaccee9700 (LWP 1543)):
#0  0x00007ffae2d3edc0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007ffae2d3f429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffae5fccf3e in QEventDispatcherGlib::processEvents (this=0x16fb760, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#3  0x00007ffae5fa0cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#4  0x00007ffae5fa0ef7 in QEventLoop::exec (this=0x7ffaccee8d60, flags=...) at kernel/qeventloop.cpp:201
#5  0x00007ffae5eb827f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#6  0x00007ffad68670ae in ?? () from /usr/lib/libsopranoserver.so.1
#7  0x00007ffae5ebad05 in QThreadPrivate::start (arg=0x173c5b0) at thread/qthread_unix.cpp:331
#8  0x00007ffae3820efc in start_thread (arg=0x7ffaccee9700) at pthread_create.c:304
#9  0x00007ffae3b1959d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7ffac7fff700 (LWP 1544)):
#0  0x00007ffae3b0d473 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007ffae2d3ef68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffae2d3f429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffae5fccf3e in QEventDispatcherGlib::processEvents (this=0x173da20, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007ffae5fa0cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007ffae5fa0ef7 in QEventLoop::exec (this=0x7ffac7ffed60, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007ffae5eb827f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007ffad68670ae in ?? () from /usr/lib/libsopranoserver.so.1
#8  0x00007ffae5ebad05 in QThreadPrivate::start (arg=0x17233e0) at thread/qthread_unix.cpp:331
#9  0x00007ffae3820efc in start_thread (arg=0x7ffac7fff700) at pthread_create.c:304
#10 0x00007ffae3b1959d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7ffad06f0700 (LWP 1574)):
[KCrash Handler]
#6  same_key (key0=..., h0=<optimized out>, this=0x302f373030322f73) at /usr/include/qt4/QtCore/qhash.h:225
#7  QHash<QUrl, QHashDummyValue>::findNode (this=0x13691f8, akey=..., ahp=0x0) at /usr/include/qt4/QtCore/qhash.h:885
#8  0x00007ffad6ad2fde in contains (this=0x13691f8, akey=...) at /usr/include/qt4/QtCore/qhash.h:872
#9  contains (value=..., this=0x13691f8) at /usr/include/qt4/QtCore/qset.h:86
#10 Nepomuk::ClassAndPropertyTree::isChildOf (this=<optimized out>, type=<optimized out>, superClass=...) at ../../../../nepomuk/services/storage/classandpropertytree.cpp:121
#11 0x00007ffad6aaf806 in CrappyInferencer2::UpdateAllResourcesThread::run (this=0x11c34f0) at ../../../../nepomuk/services/storage/crappyinferencer2.cpp:107
#12 0x00007ffae5ebad05 in QThreadPrivate::start (arg=0x11c34f0) at thread/qthread_unix.cpp:331
#13 0x00007ffae3820efc in start_thread (arg=0x7ffad06f0700) at pthread_create.c:304
#14 0x00007ffae3b1959d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#15 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7ffae64b5780 (LWP 1524)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007ffae5ebb1ab in wait (time=18446744073709551615, this=0x1542f10) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x156b860, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007ffae5ebaa4c in QThread::wait (this=<optimized out>, time=18446744073709551615) at thread/qthread_unix.cpp:745
#4  0x00007ffad6aa96dc in CrappyInferencer2::~CrappyInferencer2 (this=0x1342680, __in_chrg=<optimized out>) at ../../../../nepomuk/services/storage/crappyinferencer2.cpp:252
#5  0x00007ffad6aa97a9 in CrappyInferencer2::~CrappyInferencer2 (this=0x1342680, __in_chrg=<optimized out>) at ../../../../nepomuk/services/storage/crappyinferencer2.cpp:255
#6  0x00007ffad6a9bff9 in Nepomuk::Repository::close (this=0x10e2170) at ../../../../nepomuk/services/storage/repository.cpp:104
#7  0x00007ffad6a9e8b7 in Nepomuk::Repository::slotVirtuosoStopped (this=0x10e2170, normalExit=<optimized out>) at ../../../../nepomuk/services/storage/repository.cpp:445
#8  0x00007ffad6a9f1e4 in Nepomuk::Repository::qt_metacall (this=0x10e2170, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff59b08670) at ./repository.moc:92
#9  0x00007ffae5fb4eba in QMetaObject::activate (sender=0x1216620, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff59b08670) at kernel/qobject.cpp:3278
#10 0x00007ffad1a8af8f in ?? () from /usr/lib/soprano/libsoprano_virtuosobackend.so
#11 0x00007ffad1a8afe0 in ?? () from /usr/lib/soprano/libsoprano_virtuosobackend.so
#12 0x00007ffae5fb8a5e in QObject::event (this=0x1216620, e=<optimized out>) at kernel/qobject.cpp:1217
#13 0x00007ffae42da474 in notify_helper (e=0x7ffac8000a70, receiver=0x1216620, this=0xf30440) at kernel/qapplication.cpp:4486
#14 QApplicationPrivate::notify_helper (this=0xf30440, receiver=0x1216620, e=0x7ffac8000a70) at kernel/qapplication.cpp:4458
#15 0x00007ffae42df2e1 in QApplication::notify (this=0x7fff59b08fc0, receiver=0x1216620, e=0x7ffac8000a70) at kernel/qapplication.cpp:4365
#16 0x00007ffae52bb466 in KApplication::notify (this=0x7fff59b08fc0, receiver=0x1216620, event=0x7ffac8000a70) at ../../kdeui/kernel/kapplication.cpp:311
#17 0x00007ffae5fa1afc in QCoreApplication::notifyInternal (this=0x7fff59b08fc0, receiver=0x1216620, event=0x7ffac8000a70) at kernel/qcoreapplication.cpp:787
#18 0x00007ffae5fa551f in sendEvent (event=0x7ffac8000a70, receiver=0x1216620) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#19 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0xf0e620) at kernel/qcoreapplication.cpp:1428
#20 0x00007ffae5fcca73 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#21 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:277
#22 0x00007ffae2d3ea5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007ffae2d3f258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007ffae2d3f429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007ffae5fcced6 in QEventDispatcherGlib::processEvents (this=0xf0fce0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#26 0x00007ffae438210e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#27 0x00007ffae5fa0cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#28 0x00007ffae5fa0ef7 in QEventLoop::exec (this=0x7fff59b08e30, flags=...) at kernel/qeventloop.cpp:201
#29 0x00007ffae5fa5789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#30 0x00000000004039b0 in main (argc=2, argv=0x7fff59b09468) at ../../../nepomuk/servicestub/main.cpp:170

Possible duplicates by query: bug 292360.

Reported using DrKonqi