Application: muon-installer (2.0.65)
KDE Platform Version: 4.11.2
Qt Version: 4.8.4
Operating System: Linux 3.11.0-12-generic i686
Distribution: Ubuntu 13.10

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

All i had open at the time was the software center. I went to close it and it crashed.

The crash can be reproduced every time.

-- Backtrace:
Application: Muon Software Center (muon-installer), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb3d60980 (LWP 2194))]

Thread 2 (Thread 0xb0219b40 (LWP 2217)):
#0  0xb4768c44 in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=1) at pthread_mutex_unlock.c:80
#1  0xb5a8ac04 in pthread_mutex_unlock (mutex=0xae200558) at forward.c:194
#2  0xb46cabe0 in g_mutex_unlock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb4686b62 in g_main_context_acquire () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb46879f8 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb4687c98 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb5dcd8df in QEventDispatcherGlib::processEvents (this=0xae200468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0xb5d9c9f3 in QEventLoop::processEvents (this=this@entry=0xb0219228, flags=...) at kernel/qeventloop.cpp:149
#8  0xb5d9cd19 in QEventLoop::exec (this=this@entry=0xb0219228, flags=...) at kernel/qeventloop.cpp:204
#9  0xb5c8be3d in QThread::exec (this=this@entry=0x984d080) at thread/qthread.cpp:542
#10 0xb5d7ce14 in QInotifyFileSystemWatcherEngine::run (this=0x984d080) at io/qfilesystemwatcher_inotify.cpp:265
#11 0xb5c8e72f in QThreadPrivate::start (arg=0x984d080) at thread/qthread_unix.cpp:338
#12 0xb4765d78 in start_thread (arg=0xb0219b40) at pthread_create.c:311
#13 0xb5a7d01e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 1 (Thread 0xb3d60980 (LWP 2194)):
[KCrash Handler]
#7  KNS3::Entry::providerId (this=0x0) at ../../../knewstuff/knewstuff3/entry.cpp:52
#8  0xb0f0c2d8 in KNSResource::origin (this=0x9a76818) at /build/buildd/muon-2.0.65+git20131008/libmuon/backends/KNSBackend/KNSResource.cpp:159
#9  0x080617c3 in fetchOrigins () at /build/buildd/muon-2.0.65+git20131008/installer/MainWindow.cpp:268
#10 0x080626d1 in MainWindow::populateViews (this=0x9507d50) at /build/buildd/muon-2.0.65+git20131008/installer/MainWindow.cpp:297
#11 0x0805e210 in MainWindow::qt_static_metacall (_o=<optimized out>, _id=<optimized out>, _a=<optimized out>, _c=<optimized out>) at /build/buildd/muon-2.0.65+git20131008/obj-i686-linux-gnu/installer/moc_MainWindow.cpp:84
#12 0xb5db2fc7 in QMetaObject::activate (sender=sender@entry=0x95932a0, m=m@entry=0xb77539f8 <ResourcesModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#13 0xb7729f65 in ResourcesModel::allInitialized (this=this@entry=0x95932a0) at /build/buildd/muon-2.0.65+git20131008/obj-i686-linux-gnu/libmuon/moc_ResourcesModel.cpp:176
#14 0xb7739977 in ResourcesModel::resetBackend (this=this@entry=0x95932a0, backend=backend@entry=0x959dbb8) at /build/buildd/muon-2.0.65+git20131008/libmuon/resources/ResourcesModel.cpp:268
#15 0xb7739e2f in ResourcesModel::callerFetchingChanged (this=0x95932a0) at /build/buildd/muon-2.0.65+git20131008/libmuon/resources/ResourcesModel.cpp:241
#16 0xb772b630 in ResourcesModel::qt_static_metacall (_o=0x0, _id=1, _a=0xbfd3fce8, _c=<optimized out>) at /build/buildd/muon-2.0.65+git20131008/obj-i686-linux-gnu/libmuon/moc_ResourcesModel.cpp:99
#17 0xb5db2fc7 in QMetaObject::activate (sender=sender@entry=0x959dbb8, m=m@entry=0xb7753a88 <AbstractResourcesBackend::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#18 0xb7729765 in AbstractResourcesBackend::fetchingChanged (this=this@entry=0x959dbb8) at /build/buildd/muon-2.0.65+git20131008/obj-i686-linux-gnu/libmuon/moc_AbstractResourcesBackend.cpp:156
#19 0xb0f08bd7 in KNSBackend::setFetching (this=this@entry=0x959dbb8, f=f@entry=false) at /build/buildd/muon-2.0.65+git20131008/libmuon/backends/KNSBackend/KNSBackend.cpp:112
#20 0xb0f0a4b0 in KNSBackend::receivedContents (this=this@entry=0x959dbb8, job=0xa1aa748) at /build/buildd/muon-2.0.65+git20131008/libmuon/backends/KNSBackend/KNSBackend.cpp:165
#21 0xb0f07f39 in KNSBackend::qt_static_metacall (_o=_o@entry=0x959dbb8, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=3, _a=0xbfd3fec8) at /build/buildd/muon-2.0.65+git20131008/obj-i686-linux-gnu/libmuon/backends/KNSBackend/moc_KNSBackend.cpp:60
#22 0xb5db2fc7 in QMetaObject::activate (sender=0xa1aa748, m=0xb48c7540 <Attica::BaseJob::staticMetaObject>, local_signal_index=0, argv=0xbfd3fec8) at kernel/qobject.cpp:3539
#23 0xb481c505 in Attica::BaseJob::finished(Attica::BaseJob*) () from /usr/lib/i386-linux-gnu/libattica.so.0.4
#24 0xb481c749 in Attica::BaseJob::dataFinished() () from /usr/lib/i386-linux-gnu/libattica.so.0.4
#25 0xb481ca68 in ?? () from /usr/lib/i386-linux-gnu/libattica.so.0.4
#26 0xb5db2fc7 in QMetaObject::activate (sender=sender@entry=0xa1aa7f0, m=m@entry=0xb5659364 <QNetworkReply::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#27 0xb5605e95 in QNetworkReply::finished (this=0xa1aa7f0) at .moc/release-shared/moc_qnetworkreply.cpp:166
#28 0xb56060c0 in QNetworkReply::qt_static_metacall (_o=<optimized out>, _id=<optimized out>, _a=0xbfd40134, _c=<optimized out>) at .moc/release-shared/moc_qnetworkreply.cpp:107
#29 0xb5da69a4 in QMetaMethod::invoke (this=this@entry=0xbfd40254, object=0xa1aa7f0, connectionType=<optimized out>, returnValue=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1664
#30 0xb5da8f83 in QMetaObject::invokeMethod (obj=obj@entry=0xa1aa7f0, member=member@entry=0xb7674815 "finished", type=type@entry=Qt::AutoConnection, ret=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1179
#31 0xb74e49b8 in invokeMethod (val9=..., val8=..., val7=..., val6=..., val5=..., val4=..., val3=..., val2=..., val1=..., val0=..., type=type@entry=Qt::AutoConnection, member=0xb7674815 "finished", obj=0xa1aa7f0) at /usr/include/qt4/QtCore/qobjectdefs.h:418
#32 KDEPrivate::AccessManagerReply::emitFinished (this=this@entry=0xa1aa7f0, state=state@entry=true, type=type@entry=Qt::AutoConnection) at ../../kio/kio/accessmanagerreply_p.cpp:484
#33 0xb74e6944 in KDEPrivate::AccessManagerReply::slotResult (this=0xa1aa7f0, kJob=0x996aa40) at ../../kio/kio/accessmanagerreply_p.cpp:427
#34 0xb74e7389 in KDEPrivate::AccessManagerReply::qt_static_metacall (_o=<optimized out>, _id=<optimized out>, _a=0xbfd40658, _c=<optimized out>) at ./accessmanagerreply_p.moc:61
#35 0xb5db2fc7 in QMetaObject::activate (sender=sender@entry=0x996aa40, m=m@entry=0xb61b84cc <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0xbfd40658) at kernel/qobject.cpp:3539
#36 0xb60129e5 in KJob::result (this=this@entry=0x996aa40, _t1=_t1@entry=0x996aa40) at ./kjob.moc:208
#37 0xb6012a32 in KJob::emitResult (this=this@entry=0x996aa40) at ../../kdecore/jobs/kjob.cpp:318
#38 0xb7526f31 in KIO::SimpleJob::slotFinished (this=0x996aa40) at ../../kio/kio/job.cpp:496
#39 0xb7528336 in KIO::TransferJob::slotFinished (this=0x996aa40) at ../../kio/kio/job.cpp:1099
#40 0xb7528ed0 in KIO::TransferJob::qt_static_metacall (_o=<optimized out>, _id=<optimized out>, _a=0xbfd40848, _c=<optimized out>) at ./jobclasses.moc:388
#41 0xb5db2fc7 in QMetaObject::activate (sender=sender@entry=0x9981e20, m=m@entry=0xb76ed480 <KIO::SlaveInterface::staticMetaObject>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#42 0xb75d2e95 in KIO::SlaveInterface::finished (this=this@entry=0x9981e20) at ./slaveinterface.moc:185
#43 0xb75d48dd in KIO::SlaveInterface::dispatch (this=0x9981e20, _cmd=104, rawdata=...) at ../../kio/kio/slaveinterface.cpp:176
#44 0xb75d1c5e in KIO::SlaveInterface::dispatch (this=0x9981e20) at ../../kio/kio/slaveinterface.cpp:92
#45 0xb75c5280 in KIO::Slave::gotInput (this=this@entry=0x9981e20) at ../../kio/kio/slave.cpp:344
#46 0xb75c542c in KIO::Slave::qt_static_metacall (_o=_o@entry=0x9981e20, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbfd40a98) at ./slave.moc:57
#47 0xb5db2fc7 in QMetaObject::activate (sender=sender@entry=0x9a7b980, m=m@entry=0xb76ea190 <KIO::Connection::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#48 0xb74eea75 in KIO::Connection::readyRead (this=0x9a7b980) at ./connection.moc:106
#49 0xb74ef220 in KIO::ConnectionPrivate::dequeue (this=0x9ab2bd8) at ../../kio/kio/connection.cpp:82
#50 0xb5daf77a in QMetaCallEvent::placeMetaCall (this=0xa2fbeb8, object=0x9a7b980) at kernel/qobject.cpp:524
#51 0xb5db758b in QObject::event (this=0x9a7b980, e=0xa2fbeb8) at kernel/qobject.cpp:1194
#52 0xb62fa744 in QApplicationPrivate::notify_helper (this=0x94091c8, receiver=0x9a7b980, e=0xa2fbeb8) at kernel/qapplication.cpp:4567
#53 0xb6301223 in QApplication::notify (this=0xbfd41150, receiver=receiver@entry=0x9a7b980, e=e@entry=0xa2fbeb8) at kernel/qapplication.cpp:4353
#54 0xb6e47ff4 in KApplication::notify (this=0xbfd41150, receiver=0x9a7b980, event=0xa2fbeb8) at ../../kdeui/kernel/kapplication.cpp:311
#55 0xb5d9deda in QCoreApplication::notifyInternal (this=0xbfd41150, receiver=receiver@entry=0x9a7b980, event=event@entry=0xa2fbeb8) at kernel/qcoreapplication.cpp:946
#56 0xb5da16ad in sendEvent (event=0xa2fbeb8, receiver=0x9a7b980) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#57 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x93dcf48) at kernel/qcoreapplication.cpp:1570
#58 0xb5da1bbc in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1463
#59 0xb5dcdf6e in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#60 postEventSourceDispatch (s=0x93ffe08) at kernel/qeventdispatcher_glib.cpp:279
#61 0xb468782e in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#62 0xb4687bd8 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#63 0xb4687c98 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#64 0xb5dcd8bf in QEventDispatcherGlib::processEvents (this=this@entry=0x93e33b8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#65 0xb63af32e in QGuiEventDispatcherGlib::processEvents (this=0x93e33b8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#66 0xb5d9c9f3 in QEventLoop::processEvents (this=this@entry=0xbfd41098, flags=...) at kernel/qeventloop.cpp:149
#67 0xb5d9cd19 in QEventLoop::exec (this=this@entry=0xbfd41098, flags=...) at kernel/qeventloop.cpp:204
#68 0xb5da289e in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#69 0xb62f8974 in QApplication::exec () at kernel/qapplication.cpp:3828
#70 0x0805d9ab in main (argc=1, argv=0xbfd41224) at /build/buildd/muon-2.0.65+git20131008/installer/main.cpp:72

Possible duplicates by query: bug 326788, bug 326769, bug 326703, bug 326690, bug 326628.

Reported using DrKonqi