Application: ksysguard (4.9.5)
KDE Platform Version: 4.9.5
Qt Version: 4.8.3
Operating System: Linux 3.5.0-17-generic x86_64
Distribution: Linux Mint 14 Nadia

-- Information about the crash:
- What I was doing when the application crashed: I search steam.exe at list of processes. When I try close  that proccess, system monitor crashed. 
Sorry for my english.

-- Backtrace:
Application: Системный монитор (ksysguard), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[KCrash Handler]
#6  QSortFilterProxyModelPrivate::updateChildrenMapping (this=this@entry=0x1db0a10, source_parent=..., parent_mapping=parent_mapping@entry=0x222b470, orient=orient@entry=Qt::Vertical, start=start@entry=0, end=end@entry=0, delta_item_count=delta_item_count@entry=1, remove=remove@entry=true) at itemviews/qsortfilterproxymodel.cpp:948
#7  0x00007fdbf5b9b5c0 in source_items_removed (orient=Qt::Vertical, end=0, start=0, source_parent=..., this=<optimized out>) at itemviews/qsortfilterproxymodel.cpp:890
#8  QSortFilterProxyModelPrivate::source_items_removed (this=0x1db0a10, source_parent=..., start=0, end=<optimized out>, orient=Qt::Vertical) at itemviews/qsortfilterproxymodel.cpp:848
#9  0x00007fdbf627bf5f in QMetaObject::activate (sender=0x1da3080, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffb21095a0) at kernel/qobject.cpp:3547
#10 0x00007fdbf62c5c84 in QAbstractItemModel::rowsRemoved (this=<optimized out>, _t1=..., _t2=0, _t3=0) at .moc/release-shared/moc_qabstractitemmodel.cpp:211
#11 0x00007fdbf625ff0d in QAbstractItemModel::endRemoveRows (this=0x1da3080) at kernel/qabstractitemmodel.cpp:2487
#12 0x00007fdbf627bf5f in QMetaObject::activate (sender=0x1c78300, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#13 0x00007fdbf7586b11 in deleteProcess (pid=18565, this=0x1c78300) at ../../../../libs/ksysguard/processcore/processes.cpp:407
#14 KSysGuard::Processes::processesUpdated (this=0x1c78300) at ../../../../libs/ksysguard/processcore/processes.cpp:328
#15 0x00007fdbf627bf5f in QMetaObject::activate (sender=0x1d9bec0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#16 0x00007fdbf7585042 in KSysGuard::Processes::updateAllProcesses (this=0x1c78300, updateDurationMS=<optimized out>, updateFlags=...) at ../../../../libs/ksysguard/processcore/processes.cpp:317
#17 0x00007fdbf82ee4f2 in ProcessModel::update (this=0x1da3080, updateDurationMSecs=140582744520528, updateFlags=...) at ../../../../libs/ksysguard/processui/ProcessModel.cpp:575
#18 0x00007fdbf82e40e6 in KSysGuardProcessList::updateList (this=0x1dee800) at ../../../../libs/ksysguard/processui/ksysguardprocesslist.cpp:959
#19 0x00007fdbf627bf5f in QMetaObject::activate (sender=0x1de48e0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#20 0x00007fdbf627b26c in QObject::event (this=0x1de48e0, e=<optimized out>) at kernel/qobject.cpp:1157
#21 0x00007fdbf560de9c in QApplicationPrivate::notify_helper (this=this@entry=0x1bf4db0, receiver=receiver@entry=0x1de48e0, e=e@entry=0x7fffb210a190) at kernel/qapplication.cpp:4562
#22 0x00007fdbf561230a in QApplication::notify (this=0x1bde600, receiver=0x1de48e0, e=0x7fffb210a190) at kernel/qapplication.cpp:4423
#23 0x00007fdbf6f1f1f6 in KApplication::notify (this=0x1bde600, receiver=0x1de48e0, event=0x7fffb210a190) at ../../kdeui/kernel/kapplication.cpp:311
#24 0x00007fdbf626656e in QCoreApplication::notifyInternal (this=0x1bde600, receiver=0x1de48e0, event=0x7fffb210a190) at kernel/qcoreapplication.cpp:915
#25 0x00007fdbf6297462 in sendEvent (event=0x7fffb210a190, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#26 QTimerInfoList::activateTimers (this=0x1bf58b0) at kernel/qeventdispatcher_unix.cpp:611
#27 0x00007fdbf6294584 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:186
#28 timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:180
#29 0x00007fdbefb0aab5 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007fdbefb0ade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007fdbefb0aea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007fdbf6294bf6 in QEventDispatcherGlib::processEvents (this=0x1bc74b0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#33 0x00007fdbf56b2c1e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#34 0x00007fdbf62652bf in QEventLoop::processEvents (this=this@entry=0x7fffb210a400, flags=...) at kernel/qeventloop.cpp:149
#35 0x00007fdbf6265548 in QEventLoop::exec (this=0x7fffb210a400, flags=...) at kernel/qeventloop.cpp:204
#36 0x00007fdbf626a708 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#37 0x00007fdbf89325a0 in kdemain (argc=1, argv=0x7fffb210a678) at ../../../ksysguard/gui/ksysguard.cpp:581
#38 0x00007fdbf853076d in __libc_start_main (main=0x4006a0 <main(int, char**)>, argc=1, ubp_av=0x7fffb210a678, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffb210a668) at libc-start.c:226
#39 0x00000000004006d1 in _start ()

Possible duplicates by query: bug 314779, bug 313049, bug 311345, bug 308996, bug 306051.

Reported using DrKonqi