Bug 326216

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 x86_64
Distribution: Ubuntu 13.10

-- Information about the crash:
Cannot start muon program center. Crashes after less than three seconds.

The crash can be reproduced every time.

-- Backtrace:
Application: Muon-Programmverwaltung (muon-installer), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f9c9796f7c0 (LWP 3984))]

Thread 3 (Thread 0x7f9c7b36e700 (LWP 4005)):
#0  0x00007f9c94423c84 in pthread_mutex_unlock (mutex=0x7f9c74000a60) at forward.c:194
#1  0x00007f9c8f3153c1 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9c8f2d4dc8 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9c8f2d55b3 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f9c8f2d579c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f9c94b8ea76 in QEventDispatcherGlib::processEvents (this=0x7f9c740008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f9c94b605ef in QEventLoop::processEvents (this=this@entry=0x7f9c7b36dd70, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f9c94b608e5 in QEventLoop::exec (this=this@entry=0x7f9c7b36dd70, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f9c94a5f88f in QThread::exec (this=this@entry=0x16fb160) at thread/qthread.cpp:542
#9  0x00007f9c94b41d13 in QInotifyFileSystemWatcherEngine::run (this=0x16fb160) at io/qfilesystemwatcher_inotify.cpp:265
#10 0x00007f9c94a61f2f in QThreadPrivate::start (arg=0x16fb160) at thread/qthread_unix.cpp:338
#11 0x00007f9c8f7adf6e in start_thread (arg=0x7f9c7b36e700) at pthread_create.c:311
#12 0x00007f9c944159cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7f9c71165700 (LWP 4070)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00007f9c94a623e4 in wait (time=30000, this=0x240f460) at thread/qwaitcondition_unix.cpp:84
#2  QWaitCondition::wait (this=<optimized out>, mutex=mutex@entry=0x240f408, time=30000) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f9c94a558a5 in QThreadPoolThread::run (this=0x1b9b2e0) at concurrent/qthreadpool.cpp:141
#4  0x00007f9c94a61f2f in QThreadPrivate::start (arg=0x1b9b2e0) at thread/qthread_unix.cpp:338
#5  0x00007f9c8f7adf6e in start_thread (arg=0x7f9c71165700) at pthread_create.c:311
#6  0x00007f9c944159cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f9c9796f7c0 (LWP 3984)):
[KCrash Handler]
#6  KNS3::Entry::providerId (this=0x0) at ../../../knewstuff/knewstuff3/entry.cpp:52
#7  0x00007f9c819f3aed in KNSResource::origin (this=<optimized out>) at /build/buildd/muon-2.0.65+git20131008/libmuon/backends/KNSBackend/KNSResource.cpp:159
#8  0x000000000041f2b6 in fetchOrigins () at /build/buildd/muon-2.0.65+git20131008/installer/MainWindow.cpp:268
#9  0x000000000042011b in MainWindow::populateViews (this=0xe8c330) at /build/buildd/muon-2.0.65+git20131008/installer/MainWindow.cpp:297
#10 0x00007f9c94b75a58 in QMetaObject::activate (sender=sender@entry=0xf35960, m=m@entry=0x7f9c9778f380 <ResourcesModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#11 0x00007f9c975686e0 in ResourcesModel::allInitialized (this=this@entry=0xf35960) at /build/buildd/muon-2.0.65+git20131008/obj-x86_64-linux-gnu/libmuon/moc_ResourcesModel.cpp:176
#12 0x00007f9c97576767 in ResourcesModel::resetBackend (this=0xf35960, backend=0x10beea0) at /build/buildd/muon-2.0.65+git20131008/libmuon/resources/ResourcesModel.cpp:268
#13 0x00007f9c97569695 in ResourcesModel::qt_static_metacall (_o=0xf35960, _id=0, _a=0x1, _c=<optimized out>) at /build/buildd/muon-2.0.65+git20131008/obj-x86_64-linux-gnu/libmuon/moc_ResourcesModel.cpp:99
#14 0x00007f9c94b75a58 in QMetaObject::activate (sender=sender@entry=0x10beea0, m=m@entry=0x7f9c9778f500 <AbstractResourcesBackend::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#15 0x00007f9c975681d0 in AbstractResourcesBackend::fetchingChanged (this=this@entry=0x10beea0) at /build/buildd/muon-2.0.65+git20131008/obj-x86_64-linux-gnu/libmuon/moc_AbstractResourcesBackend.cpp:156
#16 0x00007f9c819f091f in KNSBackend::setFetching (this=this@entry=0x10beea0, f=f@entry=false) at /build/buildd/muon-2.0.65+git20131008/libmuon/backends/KNSBackend/KNSBackend.cpp:112
#17 0x00007f9c819f205a in KNSBackend::receivedContents (this=0x10beea0, job=0x26981e0) at /build/buildd/muon-2.0.65+git20131008/libmuon/backends/KNSBackend/KNSBackend.cpp:165
#18 0x00007f9c94b75a58 in QMetaObject::activate (sender=0x26981e0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffa35c69c0) at kernel/qobject.cpp:3539
#19 0x00007f9c9006f30f in Attica::BaseJob::finished(Attica::BaseJob*) () from /usr/lib/x86_64-linux-gnu/libattica.so.0.4
#20 0x00007f9c9006f4e9 in Attica::BaseJob::dataFinished() () from /usr/lib/x86_64-linux-gnu/libattica.so.0.4
#21 0x00007f9c94b75a58 in QMetaObject::activate (sender=0x26981a0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3539
#22 0x00007f9c94b69bf8 in QMetaMethod::invoke (this=this@entry=0x7fffa35c6ed0, object=object@entry=0x26981a0, connectionType=Qt::DirectConnection, connectionType@entry=Qt::AutoConnection, returnValue=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1664
#23 0x00007f9c94b6c0b8 in QMetaObject::invokeMethod (obj=obj@entry=0x26981a0, member=member@entry=0x7f9c9709f645 "finished", type=type@entry=Qt::AutoConnection, ret=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1179
#24 0x00007f9c96f37bbc in invokeMethod (val9=..., val8=..., val7=..., val6=..., val5=..., val4=..., val3=..., val2=..., val1=..., val0=..., type=Qt::AutoConnection, member=0x7f9c9709f645 "finished", obj=0x26981a0) at /usr/include/qt4/QtCore/qobjectdefs.h:418
#25 KDEPrivate::AccessManagerReply::emitFinished (this=this@entry=0x26981a0, state=state@entry=true, type=type@entry=Qt::AutoConnection) at ../../kio/kio/accessmanagerreply_p.cpp:484
#26 0x00007f9c96f39840 in KDEPrivate::AccessManagerReply::slotResult (this=0x26981a0, kJob=0x24a9c90) at ../../kio/kio/accessmanagerreply_p.cpp:427
#27 0x00007f9c94b75a58 in QMetaObject::activate (sender=sender@entry=0x24a9c90, m=m@entry=0x7f9c9537a600 <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7fffa35c73c0) at kernel/qobject.cpp:3539
#28 0x00007f9c94fea0c2 in KJob::result (this=this@entry=0x24a9c90, _t1=_t1@entry=0x24a9c90) at ./kjob.moc:208
#29 0x00007f9c94fea100 in KJob::emitResult (this=this@entry=0x24a9c90) at ../../kdecore/jobs/kjob.cpp:318
#30 0x00007f9c96f73e3a in KIO::SimpleJob::slotFinished (this=this@entry=0x24a9c90) at ../../kio/kio/job.cpp:496
#31 0x00007f9c96f74f8e in KIO::TransferJob::slotFinished (this=0x24a9c90) at ../../kio/kio/job.cpp:1099
#32 0x00007f9c94b75a58 in QMetaObject::activate (sender=0xf07510, m=m@entry=0x7f9c9731d580 <KIO::SlaveInterface::staticMetaObject>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#33 0x00007f9c97011d33 in KIO::SlaveInterface::finished (this=<optimized out>) at ./slaveinterface.moc:185
#34 0x00007f9c97013276 in KIO::SlaveInterface::dispatch (this=<optimized out>, _cmd=104, rawdata=...) at ../../kio/kio/slaveinterface.cpp:176
#35 0x00007f9c97010d6e in KIO::SlaveInterface::dispatch (this=0xf07510) at ../../kio/kio/slaveinterface.cpp:92
#36 0x00007f9c970059d6 in KIO::Slave::gotInput (this=0xf07510) at ../../kio/kio/slave.cpp:344
#37 0x00007f9c94b75a58 in QMetaObject::activate (sender=0x14e78e0, m=m@entry=0x7f9c97316aa0 <KIO::Connection::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#38 0x00007f9c96f411e0 in KIO::Connection::readyRead (this=<optimized out>) at ./connection.moc:106
#39 0x00007f9c96f418d1 in KIO::ConnectionPrivate::dequeue (this=0x171f720) at ../../kio/kio/connection.cpp:82
#40 0x00007f9c94b79dce in QObject::event (this=0x14e78e0, e=<optimized out>) at kernel/qobject.cpp:1194
#41 0x00007f9c95552dfc in QApplicationPrivate::notify_helper (this=this@entry=0xd471f0, receiver=receiver@entry=0x14e78e0, e=e@entry=0x218d440) at kernel/qapplication.cpp:4567
#42 0x00007f9c95559470 in QApplication::notify (this=this@entry=0x7fffa35c8110, receiver=receiver@entry=0x14e78e0, e=e@entry=0x218d440) at kernel/qapplication.cpp:4353
#43 0x00007f9c9625ca6a in KApplication::notify (this=0x7fffa35c8110, receiver=0x14e78e0, event=0x218d440) at ../../kdeui/kernel/kapplication.cpp:311
#44 0x00007f9c94b618bd in QCoreApplication::notifyInternal (this=0x7fffa35c8110, receiver=receiver@entry=0x14e78e0, event=event@entry=0x218d440) at kernel/qcoreapplication.cpp:946
#45 0x00007f9c94b64e1f in sendEvent (event=0x218d440, receiver=0x14e78e0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#46 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0xd12690) at kernel/qcoreapplication.cpp:1570
#47 0x00007f9c94b652c3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1463
#48 0x00007f9c94b8f073 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#49 postEventSourceDispatch (s=0xd43430) at kernel/qeventdispatcher_glib.cpp:279
#50 0x00007f9c8f2d53a6 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#51 0x00007f9c8f2d56f8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#52 0x00007f9c8f2d579c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#53 0x00007f9c94b8ea55 in QEventDispatcherGlib::processEvents (this=0xd13ff0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#54 0x00007f9c955f49d6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#55 0x00007f9c94b605ef in QEventLoop::processEvents (this=this@entry=0x7fffa35c8010, flags=...) at kernel/qeventloop.cpp:149
#56 0x00007f9c94b608e5 in QEventLoop::exec (this=this@entry=0x7fffa35c8010, flags=...) at kernel/qeventloop.cpp:204
#57 0x00007f9c94b65e5b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#58 0x00007f9c9555134c in QApplication::exec () at kernel/qapplication.cpp:3828
#59 0x000000000041b985 in main (argc=1, argv=0x7fffa35c8248) at /build/buildd/muon-2.0.65+git20131008/installer/main.cpp:72

Possible duplicates by query: bug 326209, bug 326197, bug 326189, bug 326187, bug 326186.

Reported using DrKonqi