Application: muon (1.1.2 "Bullish Bandril")
KDE Platform Version: 4.6.3 (4.6.3)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-8-generic x86_64
Distribution: Ubuntu 11.04

-- Information about the crash:
- What I was doing when the application crashed:
I try update my system package cache.
- Unusual behavior I noticed:
Muon crashed when I try upgrade.
- Custom settings of the application:
None, I use default settings.

The crash can be reproduced some of the time.

-- Backtrace:
Application: Muon-paketinhallinta (muon), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f1b17c41780 (LWP 9048))]

Thread 3 (Thread 0x7f1b01d40700 (LWP 9051)):
#0  0xffffffffff60017b in ?? ()
#1  0x00007f1b01d3fae0 in ?? ()
#2  0x00007fffba6f97b2 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 2 (Thread 0x7f1aff9d8700 (LWP 9061)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007f1b1578379e in wait (this=<value optimized out>, mutex=0x29e7e20, time=30000) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x29e7e20, time=30000) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f1b15778218 in QThreadPoolThread::run (this=0x29f0e30) at concurrent/qthreadpool.cpp:140
#4  0x00007f1b15783175 in QThreadPrivate::start (arg=0x29f0e30) at thread/qthread_unix.cpp:320
#5  0x00007f1b1198cd8c in start_thread (arg=0x7f1aff9d8700) at pthread_create.c:304
#6  0x00007f1b13dcb04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f1b17c41780 (LWP 9048)):
[KCrash Handler]
#6  QList (this=0x0) at /usr/include/qt4/QtCore/qlist.h:118
#7  PackageModel::packages (this=0x0) at /build/buildd/muon-1.1.2/libmuon/PackageModel/PackageModel.cpp:107
#8  0x00007f1b17839e43 in PackageProxyModel::search (this=0x1de0270, searchText=...) at /build/buildd/muon-1.1.2/libmuon/PackageModel/PackageProxyModel.cpp:77
#9  0x00007f1b1783c6a3 in PackageWidget::startSearch (this=0x1e8cba0) at /build/buildd/muon-1.1.2/libmuon/PackageModel/PackageWidget.cpp:221
#10 0x000000000040d55c in MainWindow::workerEvent (this=0x1e8f390, event=QApt::XapianUpdateFinished) at /build/buildd/muon-1.1.2/muon/MainWindow.cpp:320
#11 0x000000000040d366 in MainWindow::qt_metacall (this=0x1e8f390, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffba601cf0) at /build/buildd/muon-1.1.2/obj-x86_64-linux-gnu/muon/MainWindow.moc:117
#12 0x00007f1b1587f5f8 in QMetaObject::activate (sender=0x20700c0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fffba601cf0) at kernel/qobject.cpp:3287
#13 0x00007f1b16edd5c1 in QApt::Backend::workerEvent(QApt::WorkerEvent) () from /usr/lib/libqapt.so.1
#14 0x00007f1b16edd7ec in QApt::Backend::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libqapt.so.1
#15 0x00007f1b1587f5f8 in QMetaObject::activate (sender=0x1cff8a0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fffba601e00) at kernel/qobject.cpp:3287
#16 0x00007f1b16ede0e1 in ?? () from /usr/lib/libqapt.so.1
#17 0x00007f1b16ede56e in ?? () from /usr/lib/libqapt.so.1
#18 0x00007f1b15bbf9fa in QDBusConnectionPrivate::deliverCall (this=0x22c0880, object=0x1cff8a0, msg=..., metaTypes=..., slotIdx=12) at qdbusintegrator.cpp:942
#19 0x00007f1b15bc9e4f in QDBusCallDeliveryEvent::placeMetaCall (this=<value optimized out>, object=<value optimized out>) at qdbusintegrator_p.h:103
#20 0x00007f1b1587e49a in QObject::event (this=0x1cff8a0, e=<value optimized out>) at kernel/qobject.cpp:1226
#21 0x00007f1b14c2b9e4 in QApplicationPrivate::notify_helper (this=0x1d48600, receiver=0x1cff8a0, e=0x2aae6e0) at kernel/qapplication.cpp:4462
#22 0x00007f1b14c303aa in QApplication::notify (this=<value optimized out>, receiver=0x1cff8a0, e=0x2aae6e0) at kernel/qapplication.cpp:4341
#23 0x00007f1b16523196 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#24 0x00007f1b1586a49c in QCoreApplication::notifyInternal (this=0x7fffba605090, receiver=0x1cff8a0, event=0x2aae6e0) at kernel/qcoreapplication.cpp:731
#25 0x00007f1b1586dc25 in sendEvent (receiver=0x0, event_type=0, data=0x1cf6b60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#26 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x1cf6b60) at kernel/qcoreapplication.cpp:1372
#27 0x00007f1b15895253 in sendPostedEvents (s=0x1d4fae0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#28 postEventSourceDispatch (s=0x1d4fae0) at kernel/qeventdispatcher_glib.cpp:277
#29 0x00007f1b0ff3ebcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f1b0ff3f3a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007f1b0ff3f639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f1b158953ef in QEventDispatcherGlib::processEvents (this=0x1cf6340, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#33 0x00007f1b14cd2dfe in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#34 0x00007f1b1586e03f in QCoreApplication::processEvents (flags=...) at kernel/qcoreapplication.cpp:923
#35 0x00007f1b16ecc6a3 in ?? () from /usr/lib/libqapt.so.1
#36 0x00007f1b12030055 in pkgCacheGenerator::SelectFile(std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, pkgIndexFile const&, unsigned long) () from /usr/lib/libapt-pkg.so.4.10
#37 0x00007f1b1208b31e in debPackagesIndex::Merge(pkgCacheGenerator&, OpProgress*) const () from /usr/lib/libapt-pkg.so.4.10
#38 0x00007f1b1202ec87 in ?? () from /usr/lib/libapt-pkg.so.4.10
#39 0x00007f1b12034610 in pkgCacheGenerator::MakeStatusCache(pkgSourceList&, OpProgress*, MMap**, bool) () from /usr/lib/libapt-pkg.so.4.10
#40 0x00007f1b120290f2 in pkgCacheFile::BuildCaches(OpProgress*, bool) () from /usr/lib/libapt-pkg.so.4.10
#41 0x00007f1b12029514 in pkgCacheFile::Open(OpProgress*, bool) () from /usr/lib/libapt-pkg.so.4.10
#42 0x00007f1b16ecc522 in QApt::Cache::open() () from /usr/lib/libqapt.so.1
#43 0x00007f1b16ec8b43 in QApt::Backend::reloadCache() () from /usr/lib/libqapt.so.1
#44 0x00007f1b1783ce0d in PackageWidget::reload (this=0x1e8cba0) at /build/buildd/muon-1.1.2/libmuon/PackageModel/PackageWidget.cpp:192
#45 0x000000000040dd69 in ManagerWidget::reload (this=0x1e8cba0) at /build/buildd/muon-1.1.2/muon/ManagerWidget.cpp:63
#46 0x000000000040ba58 in MainWindow::reload (this=0x1e8f390) at /build/buildd/muon-1.1.2/muon/MainWindow.cpp:401
#47 0x000000000040d63c in MainWindow::workerEvent (this=0x1e8f390, event=QApt::CacheUpdateFinished) at /build/buildd/muon-1.1.2/muon/MainWindow.cpp:288
#48 0x000000000040d366 in MainWindow::qt_metacall (this=0x1e8f390, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffba604130) at /build/buildd/muon-1.1.2/obj-x86_64-linux-gnu/muon/MainWindow.moc:117
#49 0x00007f1b1587f5f8 in QMetaObject::activate (sender=0x20700c0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fffba604130) at kernel/qobject.cpp:3287
#50 0x00007f1b16edd5c1 in QApt::Backend::workerEvent(QApt::WorkerEvent) () from /usr/lib/libqapt.so.1
#51 0x00007f1b16edd7ec in QApt::Backend::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libqapt.so.1
#52 0x00007f1b1587f5f8 in QMetaObject::activate (sender=0x1cff8a0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fffba604240) at kernel/qobject.cpp:3287
#53 0x00007f1b16ede0e1 in ?? () from /usr/lib/libqapt.so.1
#54 0x00007f1b16ede56e in ?? () from /usr/lib/libqapt.so.1
#55 0x00007f1b15bbf9fa in QDBusConnectionPrivate::deliverCall (this=0x22c0880, object=0x1cff8a0, msg=..., metaTypes=..., slotIdx=12) at qdbusintegrator.cpp:942
#56 0x00007f1b15bc9e4f in QDBusCallDeliveryEvent::placeMetaCall (this=<value optimized out>, object=<value optimized out>) at qdbusintegrator_p.h:103
#57 0x00007f1b1587e49a in QObject::event (this=0x1cff8a0, e=<value optimized out>) at kernel/qobject.cpp:1226
#58 0x00007f1b14c2b9e4 in QApplicationPrivate::notify_helper (this=0x1d48600, receiver=0x1cff8a0, e=0x2aedb10) at kernel/qapplication.cpp:4462
#59 0x00007f1b14c303aa in QApplication::notify (this=<value optimized out>, receiver=0x1cff8a0, e=0x2aedb10) at kernel/qapplication.cpp:4341
#60 0x00007f1b16523196 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#61 0x00007f1b1586a49c in QCoreApplication::notifyInternal (this=0x7fffba605090, receiver=0x1cff8a0, event=0x2aedb10) at kernel/qcoreapplication.cpp:731
#62 0x00007f1b1586dc25 in sendEvent (receiver=0x0, event_type=0, data=0x1cf6b60) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#63 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x1cf6b60) at kernel/qcoreapplication.cpp:1372
#64 0x00007f1b15895253 in sendPostedEvents (s=0x1d4fae0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#65 postEventSourceDispatch (s=0x1d4fae0) at kernel/qeventdispatcher_glib.cpp:277
#66 0x00007f1b0ff3ebcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#67 0x00007f1b0ff3f3a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#68 0x00007f1b0ff3f639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#69 0x00007f1b158953ef in QEventDispatcherGlib::processEvents (this=0x1cf6340, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#70 0x00007f1b14cd2dfe in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#71 0x00007f1b15869882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#72 0x00007f1b15869abc in QEventLoop::exec (this=0x7fffba605020, flags=...) at kernel/qeventloop.cpp:201
#73 0x00007f1b1586decb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#74 0x000000000040b00e in main (argc=1, argv=<value optimized out>) at /build/buildd/muon-1.1.2/muon/main.cpp:55

Possible duplicates by query: bug 274182, bug 274093.

Reported using DrKonqi