Bug 296783

Application: muon-installer (1.3.0 "Daring Dalek")
KDE Platform Version: 4.8.1 (4.8.1) (Compiled from sources)
Qt Version: 4.8.0
Operating System: Linux 3.2.0-20-generic x86_64
Distribution: Ubuntu precise (development branch)

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

I was installing a program within the Software Center and the center crashed.

-- Backtrace:
Application: Muon Software Center (muon-installer), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f0af3270780 (LWP 4520))]

Thread 4 (Thread 0x7f0adc8c4700 (LWP 4521)):
#0  0x00007f0aef883b03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f0aea5ac0e6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0aea5ac214 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0af0cd1a96 in QEventDispatcherGlib::processEvents (this=0x7f0ad80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f0af0ca12f2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f0af0ca1547 in QEventLoop::exec (this=0x7f0adc8c3dd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f0af0ba0f97 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f0af0c8106f in QInotifyFileSystemWatcherEngine::run (this=0x1abab30) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f0af0ba3fbb in QThreadPrivate::start (arg=0x1abab30) at thread/qthread_unix.cpp:298
#9  0x00007f0aeac68e9a in start_thread (arg=0x7f0adc8c4700) at pthread_create.c:308
#10 0x00007f0aef88f4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f0ad4c34700 (LWP 8492)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f0aeca22212 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f0aeca22249 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f0aeac68e9a in start_thread (arg=0x7f0ad4c34700) at pthread_create.c:308
#4  0x00007f0aef88f4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f0acf7fe700 (LWP 8494)):
#0  0x00007f0aef883b03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f0aea5ac0e6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0aea5ac214 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0af0cd1a96 in QEventDispatcherGlib::processEvents (this=0x7f0ac00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f0af0ca12f2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f0af0ca1547 in QEventLoop::exec (this=0x7f0acf7fde00, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f0af0ba0f97 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f0af0ba3fbb in QThreadPrivate::start (arg=0x7f0ac8003360) at thread/qthread_unix.cpp:298
#8  0x00007f0aeac68e9a in start_thread (arg=0x7f0acf7fe700) at pthread_create.c:308
#9  0x00007f0aef88f4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f0af3270780 (LWP 4520)):
[KCrash Handler]
#6  0x00007f0af0cb6172 in QObject::disconnect (sender=0x26e9710, signal=0x4366ef9 "result(KJob*)", receiver=0x1aad500, method=0x4309b39 "changelogFetched(KJob*)") at kernel/qobject.cpp:2891
#7  0x0000000000440406 in ReviewsBackend::stopPendingJobs (this=0x1aad500) at /build/buildd/muon-1.3.0/installer/ReviewsBackend/ReviewsBackend.cpp:142
#8  0x0000000000422e64 in ApplicationBackend::reload (this=0x1af1600) at /build/buildd/muon-1.3.0/installer/ApplicationBackend.cpp:125
#9  0x00000000004230b5 in ApplicationBackend::workerEvent (this=0x1af1600, event=<optimized out>) at /build/buildd/muon-1.3.0/installer/ApplicationBackend.cpp:193
#10 0x00007f0af0cb68f1 in QMetaObject::activate (sender=0x1ab2590, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffd43a5ad0) at kernel/qobject.cpp:3547
#11 0x00007f0af27979e1 in QApt::Backend::workerEvent (this=<optimized out>, _t1=QApt::CommitChangesFinished) at /build/buildd/qapt-1.3.0/obj-x86_64-linux-gnu/src/moc_backend.cxx:265
#12 0x00007f0af0cb68f1 in QMetaObject::activate (sender=0x1a86940, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffd43a5c20) at kernel/qobject.cpp:3547
#13 0x00007f0af27989a1 in OrgKubuntuQaptworkerInterface::workerEvent (this=<optimized out>, _t1=6) at /build/buildd/qapt-1.3.0/obj-x86_64-linux-gnu/src/workerdbus.moc:242
#14 0x00007f0af2799636 in OrgKubuntuQaptworkerInterface::qt_static_metacall (_o=0x1a86940, _c=<optimized out>, _id=8, _a=0x7fffd43a6150) at /build/buildd/qapt-1.3.0/obj-x86_64-linux-gnu/src/workerdbus.moc:108
#15 0x00007f0af279a15b in OrgKubuntuQaptworkerInterface::qt_metacall (this=0x1a86940, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffd43a6150) at /build/buildd/qapt-1.3.0/obj-x86_64-linux-gnu/src/workerdbus.moc:176
#16 0x00007f0aeefdf37b in QDBusConnectionPrivate::deliverCall (this=0x1aa1bd0, object=0x1a86940, msg=..., metaTypes=..., slotIdx=13) at qdbusintegrator.cpp:947
#17 0x00007f0af0cbbab6 in QObject::event (this=0x1a86940, e=<optimized out>) at kernel/qobject.cpp:1195
#18 0x00007f0af00256b4 in notify_helper (e=0x43f37c0, receiver=0x1a86940, this=0x18aad80) at kernel/qapplication.cpp:4555
#19 QApplicationPrivate::notify_helper (this=0x18aad80, receiver=0x1a86940, e=0x43f37c0) at kernel/qapplication.cpp:4527
#20 0x00007f0af002a533 in QApplication::notify (this=0x7fffd43a6b50, receiver=0x1a86940, e=0x43f37c0) at kernel/qapplication.cpp:4416
#21 0x00007f0af1702906 in KApplication::notify (this=0x7fffd43a6b50, receiver=0x1a86940, event=0x43f37c0) at ../../kdeui/kernel/kapplication.cpp:311
#22 0x00007f0af0ca250c in QCoreApplication::notifyInternal (this=0x7fffd43a6b50, receiver=0x1a86940, event=0x43f37c0) at kernel/qcoreapplication.cpp:876
#23 0x00007f0af0ca62da in sendEvent (event=0x43f37c0, receiver=0x1a86940) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#24 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x187d7a0) at kernel/qcoreapplication.cpp:1500
#25 0x00007f0af0cd1603 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#26 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:279
#27 0x00007f0aea5abd8a in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f0aea5ac150 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f0aea5ac214 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f0af0cd1a2f in QEventDispatcherGlib::processEvents (this=0x187f080, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#31 0x00007f0af00cdb1e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#32 0x00007f0af0ca12f2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#33 0x00007f0af0ca1547 in QEventLoop::exec (this=0x7fffd43a6ae0, flags=...) at kernel/qeventloop.cpp:204
#34 0x00007f0af0ca65d7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#35 0x000000000041dc97 in main (argc=5, argv=0x7fffd43a6dc8) at /build/buildd/muon-1.3.0/installer/main.cpp:61

Possible duplicates by query: bug 296062.

Reported using DrKonqi