Bug 312112

Application: krunner (0.1)
KDE Platform Version: 4.9.3
Qt Version: 4.8.3
Operating System: Linux 3.5.0-19-generic i686
Distribution: Ubuntu 12.10

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

i tryed to close kwalletd from the system activity program.

The crash can be reproduced every time.

-- Backtrace:
Application: Run Command Interface (krunner), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb1d1da40 (LWP 1757))]

Thread 3 (Thread 0xaf727b40 (LWP 1812)):
#0  0xb3104dc8 in pthread_mutex_lock () from /lib/i386-linux-gnu/libpthread.so.0
#1  0xb765f864 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#2  0xb306fc80 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb302e3f6 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb302ebff in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb302ee61 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb5d0499f in QEventDispatcherGlib::processEvents (this=0xaee00468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0xb5cd126c in QEventLoop::processEvents (this=this@entry=0xaf727228, flags=...) at kernel/qeventloop.cpp:149
#8  0xb5cd1561 in QEventLoop::exec (this=0xaf727228, flags=...) at kernel/qeventloop.cpp:204
#9  0xb5bbc66c in QThread::exec (this=0x8d6cf48) at thread/qthread.cpp:501
#10 0xb5caf7bd in QInotifyFileSystemWatcherEngine::run (this=0x8d6cf48) at io/qfilesystemwatcher_inotify.cpp:248
#11 0xb5bbfa58 in QThreadPrivate::start (arg=0x8d6cf48) at thread/qthread_unix.cpp:338
#12 0xb3102d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#13 0xb7651d3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xa957fb40 (LWP 2034)):
#0  0xb7771424 in __kernel_vsyscall ()
#1  0xb76413eb in read () from /lib/i386-linux-gnu/libc.so.6
#2  0xb306ef5e in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb302e83b in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb302ec92 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb302ee61 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb5d0499f in QEventDispatcherGlib::processEvents (this=0xa8c02000, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0xb5cd126c in QEventLoop::processEvents (this=this@entry=0xa957f228, flags=...) at kernel/qeventloop.cpp:149
#8  0xb5cd1561 in QEventLoop::exec (this=0xa957f228, flags=...) at kernel/qeventloop.cpp:204
#9  0xb5bbc66c in QThread::exec (this=0x8ddb8e0) at thread/qthread.cpp:501
#10 0xb5caf7bd in QInotifyFileSystemWatcherEngine::run (this=0x8ddb8e0) at io/qfilesystemwatcher_inotify.cpp:248
#11 0xb5bbfa58 in QThreadPrivate::start (arg=0x8ddb8e0) at thread/qthread_unix.cpp:338
#12 0xb3102d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#13 0xb7651d3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb1d1da40 (LWP 1757)):
[KCrash Handler]
#7  QSortFilterProxyModelPrivate::updateChildrenMapping (this=0x923b8a8, source_parent=..., parent_mapping=0x925d410, orient=Qt::Vertical, start=19, end=19, delta_item_count=1, remove=true) at itemviews/qsortfilterproxymodel.cpp:948
#8  0xb6869f7c in source_items_removed (orient=Qt::Vertical, end=19, start=19, source_parent=..., this=0x923b8a8) at itemviews/qsortfilterproxymodel.cpp:890
#9  QSortFilterProxyModelPrivate::source_items_removed (this=0x923b8a8, source_parent=..., start=19, end=19, orient=Qt::Vertical) at itemviews/qsortfilterproxymodel.cpp:848
#10 0xb686a15b in QSortFilterProxyModelPrivate::_q_sourceRowsRemoved (this=0x923b8a8, source_parent=..., start=19, end=19) at itemviews/qsortfilterproxymodel.cpp:1298
#11 0xb5ceaed6 in QMetaObject::activate (sender=0x90d6b00, m=0xb5e37298 <QAbstractItemModel::staticMetaObject>, local_signal_index=7, argv=0xbfea2eb0) at kernel/qobject.cpp:3547
#12 0xb5d3a8b5 in QAbstractItemModel::rowsRemoved (this=0x90d6b00, _t1=..., _t2=19, _t3=19) at .moc/release-shared/moc_qabstractitemmodel.cpp:211
#13 0xb5ccb77e in QAbstractItemModel::endRemoveRows (this=0x90d6b00) at kernel/qabstractitemmodel.cpp:2487
#14 0xb6d4a9f8 in ProcessModelPrivate::endRemoveRow (this=0x90d8828) at ../../../../libs/ksysguard/processui/ProcessModel.cpp:855
#15 0xb5ceaed6 in QMetaObject::activate (sender=0x90a8c70, m=0xb318ac58 <KSysGuard::Processes::staticMetaObject>, local_signal_index=4, argv=0x0) at kernel/qobject.cpp:3547
#16 0xb317c7b5 in KSysGuard::Processes::endRemoveProcess (this=this@entry=0x90a8c70) at ./processes.moc:149
#17 0xb317dabe in deleteProcess (pid=1920, this=<optimized out>) at ../../../../libs/ksysguard/processcore/processes.cpp:407
#18 KSysGuard::Processes::processesUpdated (this=this@entry=0x90a8c70) at ../../../../libs/ksysguard/processcore/processes.cpp:328
#19 0xb317dddc in qt_static_metacall (_a=0xbfea314c, _id=8, _o=0x90a8c70, _c=<optimized out>) at ./processes.moc:74
#20 KSysGuard::Processes::qt_static_metacall (_o=0x90a8c70, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0xbfea314c) at ./processes.moc:60
#21 0xb5ceaed6 in QMetaObject::activate (sender=0x9074618, m=0xb318ae04 <KSysGuard::AbstractProcesses::staticMetaObject>, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3547
#22 0xb3184535 in KSysGuard::AbstractProcesses::processesUpdated (this=0x9074618) at ./processes_base_p.moc:99
#23 0xb31816d4 in KSysGuard::ProcessesLocal::updateAllProcesses (this=0x9074618, updateFlags=...) at ../../../../libs/ksysguard/processcore/processes_local_p.h:57
#24 0xb317b8e8 in KSysGuard::Processes::updateAllProcesses (this=0x90a8c70, updateDurationMS=2000, updateFlags=...) at ../../../../libs/ksysguard/processcore/processes.cpp:317
#25 0xb6d4a837 in ProcessModel::update (this=0x90d6b00, updateDurationMSecs=2000, updateFlags=...) at ../../../../libs/ksysguard/processui/ProcessModel.cpp:575
#26 0xb6d3ec0f in KSysGuardProcessList::updateList (this=this@entry=0x9100ec8) at ../../../../libs/ksysguard/processui/ksysguardprocesslist.cpp:959
#27 0xb6d4641c in qt_static_metacall (_a=0xbfea334c, _id=10, _o=0x9100ec8, _c=<optimized out>) at ./ksysguardprocesslist.moc:128
#28 KSysGuardProcessList::qt_static_metacall (_o=0x9100ec8, _c=QMetaObject::InvokeMetaMethod, _id=10, _a=0xbfea334c) at ./ksysguardprocesslist.moc:108
#29 0xb5ceaed6 in QMetaObject::activate (sender=0x90d6b80, m=0xb5e374b8 <QTimer::staticMetaObject>, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3547
#30 0xb5d3ba55 in QTimer::timeout (this=0x90d6b80) at .moc/release-shared/moc_qtimer.cpp:148
#31 0xb5cf1ed6 in QTimer::timerEvent (this=0x90d6b80, e=0xbfea3860) at kernel/qtimer.cpp:280
#32 0xb5ce8d34 in QObject::event (this=0x90d6b80, e=0xbfea3860) at kernel/qobject.cpp:1157
#33 0xb623f39c in QApplicationPrivate::notify_helper (this=0x8c74d80, receiver=0x90d6b80, e=0xbfea3860) at kernel/qapplication.cpp:4562
#34 0xb6243daf in QApplication::notify (this=0xbfea3860, receiver=0x90d6b80, e=0xbfea3860) at kernel/qapplication.cpp:3944
#35 0xb6f88e91 in KApplication::notify (this=0x8c68db0, receiver=0x90d6b80, event=0xbfea3860) at ../../kdeui/kernel/kapplication.cpp:311
#36 0xb5cd278e in QCoreApplication::notifyInternal (this=0x8c68db0, receiver=0x90d6b80, event=0xbfea3860) at kernel/qcoreapplication.cpp:915
#37 0xb5d07280 in sendEvent (event=0xbfea3860, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#38 QTimerInfoList::activateTimers (this=0x8c75ff4) at kernel/qeventdispatcher_unix.cpp:611
#39 0xb5d04308 in timerSourceDispatch (source=0x8c75fc0) at kernel/qeventdispatcher_glib.cpp:186
#40 timerSourceDispatch (source=0x8c75fc0) at kernel/qeventdispatcher_glib.cpp:180
#41 0xb5d04342 in idleTimerSourceDispatch (source=0x8c78300) at kernel/qeventdispatcher_glib.cpp:233
#42 0xb302e9e3 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#43 0xb302ed80 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#44 0xb302ee61 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#45 0xb5d04981 in QEventDispatcherGlib::processEvents (this=0x8c47eb8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#46 0xb62f59aa in QGuiEventDispatcherGlib::processEvents (this=0x8c47eb8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#47 0xb5cd126c in QEventLoop::processEvents (this=this@entry=0xbfea3ae8, flags=...) at kernel/qeventloop.cpp:149
#48 0xb5cd1561 in QEventLoop::exec (this=0xbfea3ae8, flags=...) at kernel/qeventloop.cpp:204
#49 0xb5cd6cba in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#50 0xb623cfc4 in QApplication::exec () at kernel/qapplication.cpp:3823
#51 0xb77403e6 in kdemain (argc=1, argv=0xbfea3c74) at ../../krunner/main.cpp:66
#52 0x0804855b in main (argc=1, argv=0xbfea3c74) at krunner_dummy.cpp:3

Possible duplicates by query: bug 311935, bug 311742, bug 311359, bug 309046, bug 306051.

Reported using DrKonqi