Application: muon (1.2.1 "Caustic Carrionite")
KDE Platform Version: 4.7.1 (4.7.1)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
Kubuntu 11.10 - I was updating packages and at the same time I opened Muon.  It crashed immediately.  (Don't know if the package update is relevant.)

-- Backtrace:
Application: Muon Package Manager (muon), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fdbc9e8f780 (LWP 4937))]

Thread 2 (Thread 0x7fdbb578d700 (LWP 4940)):
#0  0x00007fdbc7589773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fdbc2f12f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fdbc2f13429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fdbc89d0f3e in QEventDispatcherGlib::processEvents (this=0x101f520, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fdbc89a4cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fdbc89a4ef7 in QEventLoop::exec (this=0x7fdbb578cdd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007fdbc88bc27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007fdbc8987cbf in QInotifyFileSystemWatcherEngine::run (this=0x101e1f0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fdbc88bed05 in QThreadPrivate::start (arg=0x101e1f0) at thread/qthread_unix.cpp:331
#9  0x00007fdbc39e0efc in start_thread (arg=0x7fdbb578d700) at pthread_create.c:304
#10 0x00007fdbc759589d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fdbc9e8f780 (LWP 4937)):
[KCrash Handler]
#6  appendTo (out=<optimized out>, a=<optimized out>) at /build/buildd/qapt-1.2.1/src/backend.cpp:1346
#7  appendTo (out=<optimized out>, p=<optimized out>) at /usr/include/qt4/QtCore/qstringbuilder.h:292
#8  operator QString (this=<optimized out>) at /usr/include/qt4/QtCore/qstringbuilder.h:108
#9  QApt::Backend::reloadCache (this=0x0) at /build/buildd/qapt-1.2.1/src/backend.cpp:268
#10 0x00007fdbc9a8829d in PackageWidget::reload (this=0xaa6490) at /build/buildd/muon-1.2.1/libmuon/PackageModel/PackageWidget.cpp:255
#11 0x000000000040e419 in ManagerWidget::reload (this=0xaa6490) at /build/buildd/muon-1.2.1/muon/ManagerWidget.cpp:61
#12 0x000000000040ba2f in MainWindow::reload (this=0xaac6c0) at /build/buildd/muon-1.2.1/muon/MainWindow.cpp:438
#13 0x000000000040dc83 in MainWindow::workerEvent (this=0xaac6c0, event=QApt::CommitChangesFinished) at /build/buildd/muon-1.2.1/muon/MainWindow.cpp:321
#14 0x000000000040da8b in MainWindow::qt_metacall (this=0xaac6c0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff4b937bd0) at /build/buildd/muon-1.2.1/obj-x86_64-linux-gnu/muon/MainWindow.moc:122
#15 0x00007fdbc89b8eba in QMetaObject::activate (sender=0x953fc0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff4b937bd0) at kernel/qobject.cpp:3278
#16 0x00007fdbc983df41 in QApt::Backend::workerEvent (this=<optimized out>, _t1=QApt::CommitChangesFinished) at /build/buildd/qapt-1.2.1/obj-x86_64-linux-gnu/src/moc_backend.cxx:244
#17 0x00007fdbc983e19c in QApt::Backend::qt_metacall (this=0x953fc0, _c=QMetaObject::InvokeMetaMethod, _id=40, _a=0x7fff4b937ce0) at /build/buildd/qapt-1.2.1/obj-x86_64-linux-gnu/src/moc_backend.cxx:204
#18 0x00007fdbc89b8eba in QMetaObject::activate (sender=0xe90a30, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff4b937ce0) at kernel/qobject.cpp:3278
#19 0x00007fdbc983eae1 in OrgKubuntuQaptworkerInterface::workerEvent (this=<optimized out>, _t1=6) at /build/buildd/qapt-1.2.1/obj-x86_64-linux-gnu/src/workerdbus.moc:228
#20 0x00007fdbc983eee5 in OrgKubuntuQaptworkerInterface::qt_metacall (this=0xe90a30, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0x7fff4b9381c0) at /build/buildd/qapt-1.2.1/obj-x86_64-linux-gnu/src/workerdbus.moc:131
#21 0x00007fdbc66370e9 in QDBusConnectionPrivate::deliverCall (this=0x93f610, object=0xe90a30, msg=..., metaTypes=..., slotIdx=13) at qdbusintegrator.cpp:942
#22 0x00007fdbc664038f in QDBusCallDeliveryEvent::placeMetaCall (this=<optimized out>, object=<optimized out>) at qdbusintegrator_p.h:103
#23 0x00007fdbc89bca5e in QObject::event (this=0xe90a30, e=<optimized out>) at kernel/qobject.cpp:1217
#24 0x00007fdbc7d56424 in notify_helper (e=0x1028320, receiver=0xe90a30, this=0x951cd0) at kernel/qapplication.cpp:4486
#25 QApplicationPrivate::notify_helper (this=0x951cd0, receiver=0xe90a30, e=0x1028320) at kernel/qapplication.cpp:4458
#26 0x00007fdbc7d5b291 in QApplication::notify (this=0x7fff4b93a0c0, receiver=0xe90a30, e=0x1028320) at kernel/qapplication.cpp:4365
#27 0x00007fdbc93db1e6 in KApplication::notify (this=0x7fff4b93a0c0, receiver=0xe90a30, event=0x1028320) at ../../kdeui/kernel/kapplication.cpp:311
#28 0x00007fdbc89a5afc in QCoreApplication::notifyInternal (this=0x7fff4b93a0c0, receiver=0xe90a30, event=0x1028320) at kernel/qcoreapplication.cpp:787
#29 0x00007fdbc89a951f in sendEvent (event=0x1028320, receiver=0xe90a30) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#30 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x9260a0) at kernel/qcoreapplication.cpp:1428
#31 0x00007fdbc89d0a73 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#32 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:277
#33 0x00007fdbc2f12a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007fdbc2f13258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007fdbc2f13429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007fdbc89d0ed6 in QEventDispatcherGlib::processEvents (this=0x927bb0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#37 0x00007fdbc7dfe07e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#38 0x00007fdbc89a992f in QCoreApplication::processEvents (flags=...) at kernel/qcoreapplication.cpp:979
#39 0x00007fdbc9827cf3 in QApt::CacheBuildProgress::Update (this=<optimized out>) at /build/buildd/qapt-1.2.1/src/cache.cpp:36
#40 0x00007fdbc6349020 in pkgDepCache::Update(OpProgress*) () from /usr/lib/libapt-pkg.so.4.11
#41 0x00007fdbc634e23e in pkgDepCache::Init(OpProgress*) () from /usr/lib/libapt-pkg.so.4.11
#42 0x00007fdbc63781fd in pkgCacheFile::BuildDepCache(OpProgress*) () from /usr/lib/libapt-pkg.so.4.11
#43 0x00007fdbc637827a in pkgCacheFile::Open(OpProgress*, bool) () from /usr/lib/libapt-pkg.so.4.11
#44 0x00007fdbc9827ab7 in QApt::Cache::open (this=<optimized out>) at /build/buildd/qapt-1.2.1/src/cache.cpp:85
#45 0x00007fdbc9822e22 in QApt::Backend::reloadCache (this=<optimized out>) at /build/buildd/qapt-1.2.1/src/backend.cpp:184
#46 0x00007fdbc9824533 in QApt::Backend::init (this=0x953fc0) at /build/buildd/qapt-1.2.1/src/backend.cpp:174
#47 0x00007fdbc9a70f6c in MuonMainWindow::initObject (this=0xaac6c0) at /build/buildd/muon-1.2.1/libmuon/MuonMainWindow.cpp:73
#48 0x000000000040cc39 in MainWindow::initObject (this=0xaac6c0) at /build/buildd/muon-1.2.1/muon/MainWindow.cpp:123
#49 0x000000000040d9ac in MainWindow::qt_metacall (this=0xaac6c0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff4b939850) at /build/buildd/muon-1.2.1/obj-x86_64-linux-gnu/muon/MainWindow.moc:112
#50 0x00007fdbc89b8eba in QMetaObject::activate (sender=0xeb2fb0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3278
#51 0x00007fdbc89c0f7f in QSingleShotTimer::timerEvent (this=0xeb2fb0) at kernel/qtimer.cpp:308
#52 0x00007fdbc89bc789 in QObject::event (this=0xeb2fb0, e=<optimized out>) at kernel/qobject.cpp:1181
#53 0x00007fdbc7d56424 in notify_helper (e=0x7fff4b939dc0, receiver=0xeb2fb0, this=0x951cd0) at kernel/qapplication.cpp:4486
#54 QApplicationPrivate::notify_helper (this=0x951cd0, receiver=0xeb2fb0, e=0x7fff4b939dc0) at kernel/qapplication.cpp:4458
#55 0x00007fdbc7d5b291 in QApplication::notify (this=0x7fff4b93a0c0, receiver=0xeb2fb0, e=0x7fff4b939dc0) at kernel/qapplication.cpp:4365
#56 0x00007fdbc93db1e6 in KApplication::notify (this=0x7fff4b93a0c0, receiver=0xeb2fb0, event=0x7fff4b939dc0) at ../../kdeui/kernel/kapplication.cpp:311
#57 0x00007fdbc89a5afc in QCoreApplication::notifyInternal (this=0x7fff4b93a0c0, receiver=0xeb2fb0, event=0x7fff4b939dc0) at kernel/qcoreapplication.cpp:787
#58 0x00007fdbc89d2d62 in sendEvent (event=0x7fff4b939dc0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#59 QTimerInfoList::activateTimers (this=0x94ff40) at kernel/qeventdispatcher_unix.cpp:603
#60 0x00007fdbc89d0514 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#61 0x00007fdbc2f12a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#62 0x00007fdbc2f13258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#63 0x00007fdbc2f13429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#64 0x00007fdbc89d0ed6 in QEventDispatcherGlib::processEvents (this=0x927bb0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#65 0x00007fdbc7dfe07e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#66 0x00007fdbc89a4cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#67 0x00007fdbc89a4ef7 in QEventLoop::exec (this=0x7fff4b93a050, flags=...) at kernel/qeventloop.cpp:201
#68 0x00007fdbc89a9789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#69 0x000000000040af4b in main (argc=5, argv=0x7fff4b93a308) at /build/buildd/muon-1.2.1/muon/main.cpp:56

Possible duplicates by query: bug 276132.

Reported using DrKonqi