Bug 319361

Summary: I received updates over night and the program crashed during the night while receiving updates.
Product: [Unmaintained] nepomuk Reporter: Scott Stehno <sstehno>
Component: generalAssignee: Nepomuk Bugs Coordination <nepomuk-bugs>
Status: RESOLVED NOT A BUG    
Severity: crash CC: me, nepomuk-bugs
Priority: NOR    
Version First Reported In: unspecified   
Target Milestone: ---   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Scott Stehno 2013-05-05 13:55:49 UTC 
Application: nepomukservicestub (0.1.0)
KDE Platform Version: 4.10.2
Qt Version: 4.8.4
Operating System: Linux 3.8.0-19-generic x86_64
Distribution: Ubuntu 13.04

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

The system was fully updated and is set to get security updates auto.

-- Backtrace:
Application: Nepomuk Service Stub (nepomukservicestub), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fef080bf7c0 (LWP 3026))]

Thread 7 (Thread 0x7feec7fff700 (LWP 3436)):
#0  0x00007fef04d60359 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fef04d605e9 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fef04d20c61 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fef04d21175 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fef04d21304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fef07baa036 in QEventDispatcherGlib::processEvents (this=0x7feea80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007fef07b7a38f in QEventLoop::processEvents (this=this@entry=0x7feec7ffed70, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fef07b7a618 in QEventLoop::exec (this=this@entry=0x7feec7ffed70, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fef07a7c410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#9  0x00007feef6d86efe in ?? () from /usr/lib/libsopranoserver.so.1
#10 0x00007fef07a7ebec in QThreadPrivate::start (arg=0x19250b0) at thread/qthread_unix.cpp:338
#11 0x00007fef053f6f8e in start_thread (arg=0x7feec7fff700) at pthread_create.c:311
#12 0x00007fef05705e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 6 (Thread 0x7feec77fe700 (LWP 3437)):
#0  0x00007fef053f9075 in __GI___pthread_mutex_lock (mutex=0x7feeb40029b0) at pthread_mutex_lock.c:95
#1  0x00007fef04d605c1 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fef04d20abb in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fef04d2114c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fef04d21304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fef07baa036 in QEventDispatcherGlib::processEvents (this=0x7feeb4002ac0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007fef07b7a38f in QEventLoop::processEvents (this=this@entry=0x7feec77fdd70, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fef07b7a618 in QEventLoop::exec (this=this@entry=0x7feec77fdd70, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fef07a7c410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#9  0x00007feef6d86efe in ?? () from /usr/lib/libsopranoserver.so.1
#10 0x00007fef07a7ebec in QThreadPrivate::start (arg=0x191ed50) at thread/qthread_unix.cpp:338
#11 0x00007fef053f6f8e in start_thread (arg=0x7feec77fe700) at pthread_create.c:311
#12 0x00007fef05705e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 5 (Thread 0x7feec67fc700 (LWP 3439)):
#0  0x00007fef053fa07f in __pthread_mutex_unlock_usercnt (mutex=0x7feeac000a60, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  0x00007fef04d605f1 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fef04d20c61 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fef04d21175 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fef04d21304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fef07baa036 in QEventDispatcherGlib::processEvents (this=0x7feeac0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007fef07b7a38f in QEventLoop::processEvents (this=this@entry=0x7feec67fbd70, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fef07b7a618 in QEventLoop::exec (this=this@entry=0x7feec67fbd70, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fef07a7c410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#9  0x00007feef6d86efe in ?? () from /usr/lib/libsopranoserver.so.1
#10 0x00007fef07a7ebec in QThreadPrivate::start (arg=0x1130180) at thread/qthread_unix.cpp:338
#11 0x00007fef053f6f8e in start_thread (arg=0x7feec67fc700) at pthread_create.c:311
#12 0x00007fef05705e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7feec6ffd700 (LWP 3442)):
#0  0x00007fef056f93cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fef04d211dc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fef04d21304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fef07baa036 in QEventDispatcherGlib::processEvents (this=0x7feea00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fef07b7a38f in QEventLoop::processEvents (this=this@entry=0x7feec6ffcd70, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fef07b7a618 in QEventLoop::exec (this=this@entry=0x7feec6ffcd70, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fef07a7c410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#7  0x00007feef6d86efe in ?? () from /usr/lib/libsopranoserver.so.1
#8  0x00007fef07a7ebec in QThreadPrivate::start (arg=0x191cf40) at thread/qthread_unix.cpp:338
#9  0x00007fef053f6f8e in start_thread (arg=0x7feec6ffd700) at pthread_create.c:311
#10 0x00007fef05705e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7feec5ffb700 (LWP 3443)):
#0  0x00007fef04d6035c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fef04d605b9 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fef04d20de6 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fef04d21248 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fef04d21304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fef07baa036 in QEventDispatcherGlib::processEvents (this=0x7feea40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007fef07b7a38f in QEventLoop::processEvents (this=this@entry=0x7feec5ffad70, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fef07b7a618 in QEventLoop::exec (this=this@entry=0x7feec5ffad70, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fef07a7c410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#9  0x00007feef6d86efe in ?? () from /usr/lib/libsopranoserver.so.1
#10 0x00007fef07a7ebec in QThreadPrivate::start (arg=0x191d830) at thread/qthread_unix.cpp:338
#11 0x00007fef053f6f8e in start_thread (arg=0x7feec5ffb700) at pthread_create.c:311
#12 0x00007fef05705e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7feecce84700 (LWP 7610)):
[KCrash Handler]
#6  0x0000000001919df0 in ?? ()
#7  0x00007fef0228030e in Soprano::FilterModel::executeQuery(QString const&, Soprano::Query::QueryLanguage, QString const&) const () from /usr/lib/libsoprano.so.4
#8  0x00007feef700b298 in Nepomuk2::VirtuosoInferenceModel::executeQuery (this=0xb00110, query=..., language=<optimized out>, userQueryLanguage=...) at ../../../services/storage/virtuosoinferencemodel.cpp:61
#9  0x00007fef022802f7 in Soprano::FilterModel::executeQuery(QString const&, Soprano::Query::QueryLanguage, QString const&) const () from /usr/lib/libsoprano.so.4
#10 0x00007fef022802f7 in Soprano::FilterModel::executeQuery(QString const&, Soprano::Query::QueryLanguage, QString const&) const () from /usr/lib/libsoprano.so.4
#11 0x00007feef6d86cc5 in ?? () from /usr/lib/libsopranoserver.so.1
#12 0x00007feef6d8808d in ?? () from /usr/lib/libsopranoserver.so.1
#13 0x00007fef07b900ef in QMetaObject::activate (sender=0x7feeb02a6490, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3539
#14 0x00007fef07b900ef in QMetaObject::activate (sender=sender@entry=0x7feeb02a4108, m=m@entry=0x7fef07ed5480 <QIODevice::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#15 0x00007fef07bda090 in QIODevice::readyRead (this=this@entry=0x7feeb02a4108) at .moc/release-shared/moc_qiodevice.cpp:105
#16 0x00007fef03eb12ac in QAbstractSocketPrivate::canReadNotification (this=0x7feeb02b9610) at socket/qabstractsocket.cpp:654
#17 0x00007fef03ebbe2d in event (this=<optimized out>, e=<optimized out>) at socket/qnativesocketengine.cpp:1151
#18 QReadNotifier::event (this=<optimized out>, e=<optimized out>) at socket/qnativesocketengine.cpp:1148
#19 0x00007fef05ea28ec in QApplicationPrivate::notify_helper (this=this@entry=0xa10c80, receiver=receiver@entry=0x7feeb02a3100, e=e@entry=0x7feecce83b50) at kernel/qapplication.cpp:4567
#20 0x00007fef05ea525b in QApplication::notify (this=this@entry=0x7fff2d5586c0, receiver=receiver@entry=0x7feeb02a3100, e=e@entry=0x7feecce83b50) at kernel/qapplication.cpp:4428
#21 0x00007fef06eadaf6 in KApplication::notify (this=0x7fff2d5586c0, receiver=0x7feeb02a3100, event=0x7feecce83b50) at ../../kdeui/kernel/kapplication.cpp:311
#22 0x00007fef07b7b63e in QCoreApplication::notifyInternal (this=0x7fff2d5586c0, receiver=0x7feeb02a3100, event=event@entry=0x7feecce83b50) at kernel/qcoreapplication.cpp:946
#23 0x00007fef07baa5c8 in sendEvent (event=0x7feecce83b50, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#24 socketNotifierSourceDispatch (source=0x7feeb02a3b70) at kernel/qeventdispatcher_glib.cpp:110
#25 0x00007fef04d20f05 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007fef04d21248 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007fef04d21304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007fef07baa036 in QEventDispatcherGlib::processEvents (this=0x7feeb02a38a0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#29 0x00007fef07b7a38f in QEventLoop::processEvents (this=this@entry=0x7feecce83d70, flags=...) at kernel/qeventloop.cpp:149
#30 0x00007fef07b7a618 in QEventLoop::exec (this=this@entry=0x7feecce83d70, flags=...) at kernel/qeventloop.cpp:204
#31 0x00007fef07a7c410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#32 0x00007feef6d86efe in ?? () from /usr/lib/libsopranoserver.so.1
#33 0x00007fef07a7ebec in QThreadPrivate::start (arg=0x1102490) at thread/qthread_unix.cpp:338
#34 0x00007fef053f6f8e in start_thread (arg=0x7feecce84700) at pthread_create.c:311
#35 0x00007fef05705e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7fef080bf7c0 (LWP 3026)):
#0  0x00007fef056fe233 in select () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fef07ba73ca in qt_safe_select (nfds=13, fdread=0x7fff2d557580, fdwrite=0x7fff2d557600, fdexcept=fdexcept@entry=0x0, orig_timeout=orig_timeout@entry=0x7fff2d557530) at kernel/qcore_unix.cpp:93
#2  0x00007fef07b55bbc in select_msecs (nfds=<optimized out>, fdread=<optimized out>, fdwrite=<optimized out>, timeout=<optimized out>) at io/qprocess_unix.cpp:1011
#3  0x00007fef07b573f4 in QProcessPrivate::waitForFinished (this=this@entry=0x16e5240, msecs=msecs@entry=29997) at io/qprocess_unix.cpp:1227
#4  0x00007fef07b10f6e in QProcess::waitForFinished (this=0x7fff2d557770, msecs=29997) at io/qprocess.cpp:1759
#5  0x00007feef0ac1ced in ?? () from /usr/lib/soprano/libsoprano_virtuosobackend.so
#6  0x00007feef0ac2120 in ?? () from /usr/lib/soprano/libsoprano_virtuosobackend.so
#7  0x00007feef6fbce0f in Nepomuk2::Repository::open (this=0xc59500) at ../../../services/storage/repository.cpp:136
#8  0x00007feef6fbe72f in Nepomuk2::Repository::slotVirtuosoStopped (this=0xc59500, normalExit=128) at ../../../services/storage/repository.cpp:439
#9  0x00007fef07b900ef in QMetaObject::activate (sender=0xc94b50, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff2d557ba0) at kernel/qobject.cpp:3539
#10 0x00007feef0abf60f in ?? () from /usr/lib/soprano/libsoprano_virtuosobackend.so
#11 0x00007fef07b955be in QObject::event (this=0xc94b50, e=<optimized out>) at kernel/qobject.cpp:1194
#12 0x00007fef05ea28ec in QApplicationPrivate::notify_helper (this=this@entry=0xa10c80, receiver=receiver@entry=0xc94b50, e=e@entry=0xa089b0) at kernel/qapplication.cpp:4567
#13 0x00007fef05ea525b in QApplication::notify (this=this@entry=0x7fff2d5586c0, receiver=receiver@entry=0xc94b50, e=e@entry=0xa089b0) at kernel/qapplication.cpp:4428
#14 0x00007fef06eadaf6 in KApplication::notify (this=0x7fff2d5586c0, receiver=0xc94b50, event=0xa089b0) at ../../kdeui/kernel/kapplication.cpp:311
#15 0x00007fef07b7b63e in QCoreApplication::notifyInternal (this=0x7fff2d5586c0, receiver=receiver@entry=0xc94b50, event=event@entry=0xa089b0) at kernel/qcoreapplication.cpp:946
#16 0x00007fef07b7f171 in sendEvent (event=0xa089b0, receiver=0xc94b50) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#17 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x9e1190) at kernel/qcoreapplication.cpp:1570
#18 0x00007fef07b7f4a3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1463
#19 0x00007fef07ba9e83 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#20 postEventSourceDispatch (s=0xa13f10) at kernel/qeventdispatcher_glib.cpp:279
#21 0x00007fef04d20f05 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007fef04d21248 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007fef04d21304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007fef07baa016 in QEventDispatcherGlib::processEvents (this=0x9e2ac0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#25 0x00007fef05f481ae in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#26 0x00007fef07b7a38f in QEventLoop::processEvents (this=this@entry=0x7fff2d5584a0, flags=...) at kernel/qeventloop.cpp:149
#27 0x00007fef07b7a618 in QEventLoop::exec (this=this@entry=0x7fff2d5584a0, flags=...) at kernel/qeventloop.cpp:204
#28 0x00007fef07b7fcf6 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#29 0x00007fef05ea0ffc in QApplication::exec () at kernel/qapplication.cpp:3828
#30 0x0000000000403e70 in main (argc=<optimized out>, argv=0x7fff2d558908) at ../../servicestub/main.cpp:180

Possible duplicates by query: bug 318879.

Reported using DrKonqi
Comment 1 Vishesh Handa 2013-05-05 14:24:12 UTC 
I thought I had fixed this bug. Anyway, I cannot be sure without the appropriate debugging symbols of Soprano.

Please install the Soprano debugging symbols and report the crash again if it happens.

Marking as INVALID.