Bug 312921

Application: muon-updater (1.3.1 "Daring Dalek")
KDE Platform Version: 4.8.5 (4.8.5)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-36-generic x86_64
Distribution: Ubuntu 12.04.1 LTS

-- Information about the crash:
- What I was doing when the application crashed:
I tried to start the "muon-updater" but it crashed directly...

The crash can be reproduced every time.

-- Backtrace:
Application: Muon-Aktualisierungsverwaltung (muon-updater), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fae1f90d780 (LWP 2499))]

Thread 3 (Thread 0x7fae0a74c700 (LWP 2500)):
#0  __pthread_mutex_lock (mutex=0x1) at pthread_mutex_lock.c:47
#1  0x00007fae17bcd5a1 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fae17b91851 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fae17b91f5b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fae17b92164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fae1dc9b426 in QEventDispatcherGlib::processEvents (this=0x7fae040008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007fae1dc6ac82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fae1dc6aed7 in QEventLoop::exec (this=0x7fae0a74bdd0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fae1db69fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007fae1dc4a9ff in QInotifyFileSystemWatcherEngine::run (this=0x17d7f70) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007fae1db6cfcb in QThreadPrivate::start (arg=0x17d7f70) at thread/qthread_unix.cpp:298
#11 0x00007fae18456e9a in start_thread (arg=0x7fae0a74c700) at pthread_create.c:308
#12 0x00007fae1c857cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fae03fff700 (LWP 2506)):
#0  0x00007fae1c84c303 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fae17b92036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fae17b92164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fae1dc9b426 in QEventDispatcherGlib::processEvents (this=0x7fadf80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fae1dc6ac82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fae1dc6aed7 in QEventLoop::exec (this=0x7fae03ffedd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fae1db69fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007fae1dc4a9ff in QInotifyFileSystemWatcherEngine::run (this=0x1b21c00) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fae1db6cfcb in QThreadPrivate::start (arg=0x1b21c00) at thread/qthread_unix.cpp:298
#9  0x00007fae18456e9a in start_thread (arg=0x7fae03fff700) at pthread_create.c:308
#10 0x00007fae1c857cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fae1f90d780 (LWP 2499)):
[KCrash Handler]
#6  0x00007fae19e9ed20 in pkgPolicy::GetCandidateVer(pkgCache::PkgIterator const&) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
#7  0x00007fae19e6b87b in pkgDepCache::Init(OpProgress*) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
#8  0x00007fae19e9c00d in pkgCacheFile::BuildDepCache(OpProgress*) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
#9  0x00007fae19e9c08a in pkgCacheFile::Open(OpProgress*, bool) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
#10 0x00007fae1eb2167a in QApt::Cache::open (this=<optimized out>) at /build/buildd/qapt-1.3.1/src/cache.cpp:85
#11 0x00007fae1eb1c9c2 in QApt::Backend::reloadCache (this=<optimized out>) at /build/buildd/qapt-1.3.1/src/backend.cpp:193
#12 0x00007fae1eb1debe in QApt::Backend::init (this=0x197b5d0) at /build/buildd/qapt-1.3.1/src/backend.cpp:183
#13 0x00007fae1f50d2cc in MuonMainWindow::initObject (this=0x17a9140) at /build/buildd/muon-1.3.1/libmuon/MuonMainWindow.cpp:73
#14 0x0000000000410459 in MainWindow::initObject (this=0x17a9140) at /build/buildd/muon-1.3.1/updater/MainWindow.cpp:108
#15 0x00007fae1dc80281 in QMetaObject::activate (sender=0x19c46c0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#16 0x00007fae1dc89a4f in QSingleShotTimer::timerEvent (this=0x19c46c0) at kernel/qtimer.cpp:317
#17 0x00007fae1dc85179 in QObject::event (this=0x19c46c0, e=<optimized out>) at kernel/qobject.cpp:1157
#18 0x00007fae1cfee894 in notify_helper (e=0x7fffd0ec6c70, receiver=0x19c46c0, this=0x1633770) at kernel/qapplication.cpp:4559
#19 QApplicationPrivate::notify_helper (this=0x1633770, receiver=0x19c46c0, e=0x7fffd0ec6c70) at kernel/qapplication.cpp:4531
#20 0x00007fae1cff3713 in QApplication::notify (this=0x7fffd0ec6f40, receiver=0x19c46c0, e=0x7fffd0ec6c70) at kernel/qapplication.cpp:4420
#21 0x00007fae1e6d13f6 in KApplication::notify (this=0x7fffd0ec6f40, receiver=0x19c46c0, event=0x7fffd0ec6c70) at ../../kdeui/kernel/kapplication.cpp:311
#22 0x00007fae1dc6be9c in QCoreApplication::notifyInternal (this=0x7fffd0ec6f40, receiver=0x19c46c0, event=0x7fffd0ec6c70) at kernel/qcoreapplication.cpp:876
#23 0x00007fae1dc9d1f2 in sendEvent (event=0x7fffd0ec6c70, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#24 QTimerInfoList::activateTimers (this=0x1638d50) at kernel/qeventdispatcher_unix.cpp:611
#25 0x00007fae1dc9ac0d in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:186
#26 timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:180
#27 0x00007fae17b91d53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007fae17b920a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007fae17b92164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007fae1dc9b3bf in QEventDispatcherGlib::processEvents (this=0x1608070, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#31 0x00007fae1d096d5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#32 0x00007fae1dc6ac82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#33 0x00007fae1dc6aed7 in QEventLoop::exec (this=0x7fffd0ec6ed0, flags=...) at kernel/qeventloop.cpp:204
#34 0x00007fae1dc6ff67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#35 0x000000000040f437 in main (argc=1, argv=0x7fffd0ec71b8) at /build/buildd/muon-1.3.1/updater/main.cpp:61

Possible duplicates by query: bug 309611.

Reported using DrKonqi