Bug 305898

Application: muon-updater (1.3.1 "Daring Dalek")
KDE Platform Version: 4.8.4 (4.8.4)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-29-generic x86_64
Distribution: Ubuntu 12.04.1 LTS

-- Information about the crash:
- What I was doing when the application crashed:
- Pressed button "Cancel" while MUON was checking for new updates

-- Backtrace:
Application: Muon Update Manager (muon-updater), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f80a80f3780 (LWP 7687))]

Thread 3 (Thread 0x7f809301b700 (LWP 7688)):
#0  0x00007f80a50430bd in read () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007f80a03c78cf in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f80a038cba4 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f80a038cfd6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f80a038d164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f80a6493426 in QEventDispatcherGlib::processEvents (this=0x7f808c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f80a6462c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f80a6462ed7 in QEventLoop::exec (this=0x7f809301add0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f80a6361fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007f80a64429ff in QInotifyFileSystemWatcherEngine::run (this=0x1e108f0) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007f80a6364fcb in QThreadPrivate::start (arg=0x1e108f0) at thread/qthread_unix.cpp:298
#11 0x00007f80a0c51e9a in start_thread (arg=0x7f809301b700) at pthread_create.c:308
#12 0x00007f80a50504bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f8090f5e700 (LWP 7692)):
#0  0x00007f80a5044b03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f80a038d036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f80a038d164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f80a6493426 in QEventDispatcherGlib::processEvents (this=0x7f80880008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f80a6462c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f80a6462ed7 in QEventLoop::exec (this=0x7f8090f5ddd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f80a6361fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f80a64429ff in QInotifyFileSystemWatcherEngine::run (this=0x1dba2b0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f80a6364fcb in QThreadPrivate::start (arg=0x1dba2b0) at thread/qthread_unix.cpp:298
#9  0x00007f80a0c51e9a in start_thread (arg=0x7f8090f5e700) at pthread_create.c:308
#10 0x00007f80a50504bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f80a80f3780 (LWP 7687)):
[KCrash Handler]
#6  0x00007f80a269cbbb in ?? () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
#7  0x00007f80a269fb34 in pkgCacheGenerator::MakeStatusCache(pkgSourceList&, OpProgress*, MMap**, bool) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
#8  0x00007f80a26964da in pkgCacheFile::BuildCaches(OpProgress*, bool) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
#9  0x00007f80a2696904 in pkgCacheFile::Open(OpProgress*, bool) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
#10 0x00007f80a731b67a in QApt::Cache::open (this=<optimized out>) at /build/buildd/qapt-1.3.1/src/cache.cpp:85
#11 0x00007f80a73169c2 in QApt::Backend::reloadCache (this=<optimized out>) at /build/buildd/qapt-1.3.1/src/backend.cpp:193
#12 0x00000000004161d6 in UpdaterWidget::reload (this=0x1e135a0) at /build/buildd/muon-1.3.1/updater/UpdaterWidget.cpp:127
#13 0x00000000004113c0 in MainWindow::reload (this=0x1dd0b20) at /build/buildd/muon-1.3.1/updater/MainWindow.cpp:237
#14 0x00007f80a7d0a0b5 in MuonMainWindow::errorOccurred (this=0x1dd0b20, code=<optimized out>, args=...) at /build/buildd/muon-1.3.1/libmuon/MuonMainWindow.cpp:281
#15 0x00000000004103e8 in MainWindow::errorOccurred (this=0x1dd0b20, error=QApt::WorkerDisappeared, args=...) at /build/buildd/muon-1.3.1/updater/MainWindow.cpp:210
#16 0x00007f80a6478281 in QMetaObject::activate (sender=0x2113550, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff60cffae0) at kernel/qobject.cpp:3547
#17 0x00007f80a73339b3 in QApt::Backend::errorOccurred (this=<optimized out>, _t1=QApt::WorkerDisappeared, _t2=...) at /build/buildd/qapt-1.3.1/obj-x86_64-linux-gnu/src/moc_backend.cxx:238
#18 0x00007f80a730ff1a in QApt::Backend::serviceOwnerChanged (this=0x2113550, name=..., oldOwner=..., newOwner=...) at /build/buildd/qapt-1.3.1/src/backend.cpp:1511
#19 0x00007f80a6478281 in QMetaObject::activate (sender=0x1e02630, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff60cffc50) at kernel/qobject.cpp:3547
#20 0x00007f80a4524eaf in QDBusServiceWatcher::serviceOwnerChanged (this=<optimized out>, _t1=..., _t2=..., _t3=...) at .moc/release-shared/moc_qdbusservicewatcher.cpp:160
#21 0x00007f80a4524eed in QDBusServiceWatcherPrivate::_q_serviceOwnerChanged (this=<optimized out>, service=..., oldOwner=..., newOwner=...) at qdbusservicewatcher.cpp:82
#22 0x00007f80a4525a1f in QDBusServiceWatcher::qt_metacall (this=0x1e02630, _c=QMetaObject::InvokeMetaMethod, _id=3, _a=0x7fff60cffe80) at .moc/release-shared/moc_qdbusservicewatcher.cpp:107
#23 0x00007f80a44e837b in QDBusConnectionPrivate::deliverCall (this=0x1e05e30, object=0x1e02630, msg=..., metaTypes=..., slotIdx=7) at qdbusintegrator.cpp:947
#24 0x00007f80a647d446 in QObject::event (this=0x1e02630, e=<optimized out>) at kernel/qobject.cpp:1195
#25 0x00007f80a57e6894 in notify_helper (e=0x2e84630, receiver=0x1e02630, this=0x1c48700) at kernel/qapplication.cpp:4559
#26 QApplicationPrivate::notify_helper (this=0x1c48700, receiver=0x1e02630, e=0x2e84630) at kernel/qapplication.cpp:4531
#27 0x00007f80a57eb713 in QApplication::notify (this=0x7fff60d00880, receiver=0x1e02630, e=0x2e84630) at kernel/qapplication.cpp:4420
#28 0x00007f80a6eca9e6 in KApplication::notify (this=0x7fff60d00880, receiver=0x1e02630, event=0x2e84630) at ../../kdeui/kernel/kapplication.cpp:311
#29 0x00007f80a6463e9c in QCoreApplication::notifyInternal (this=0x7fff60d00880, receiver=0x1e02630, event=0x2e84630) at kernel/qcoreapplication.cpp:876
#30 0x00007f80a6467c6a in sendEvent (event=0x2e84630, receiver=0x1e02630) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#31 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x1c1b790) at kernel/qcoreapplication.cpp:1500
#32 0x00007f80a6492f93 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#33 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:279
#34 0x00007f80a038cd53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f80a038d0a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007f80a038d164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007f80a64933bf in QEventDispatcherGlib::processEvents (this=0x1c1d070, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#38 0x00007f80a588ed5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#39 0x00007f80a6462c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#40 0x00007f80a6462ed7 in QEventLoop::exec (this=0x7fff60d00810, flags=...) at kernel/qeventloop.cpp:204
#41 0x00007f80a6467f67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#42 0x000000000040f437 in main (argc=5, argv=0x7fff60d00af8) at /build/buildd/muon-1.3.1/updater/main.cpp:61

Possible duplicates by query: bug 304064, bug 302726, bug 300112, bug 299800, bug 299698.

Reported using DrKonqi