Application: kwin (4.7.1 (4.7.1))
KDE Platform Version: 4.7.1 (4.7.1)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:  configurind BleachBit program and then killing it. After that I asked system to reboot.

- Unusual behavior I noticed: the workspace and it's icons disappeared and  I was demanded to fill this failure report.

-- Backtrace:
Application: KWin (kwin), signal: Bus error
[Current thread is 1 (Thread 0x7f70ae3177a0 (LWP 1563))]

Thread 3 (Thread 0x7f7094af0700 (LWP 1603)):
#0  0x00007f70adb48913 in select () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007f70a9fa5bc6 in qt_safe_select (nfds=15, fdread=0x244a490, fdwrite=0x244a728, fdexcept=0x244a9c0, orig_timeout=<optimized out>) at kernel/qcore_unix.cpp:82
#2  0x00007f70a9fab330 in QEventDispatcherUNIXPrivate::doSelect (this=0x244a2d0, flags=..., timeout=0x0) at kernel/qeventdispatcher_unix.cpp:219
#3  0x00007f70a9fab833 in QEventDispatcherUNIX::processEvents (this=0x24a9db0, flags=...) at kernel/qeventdispatcher_unix.cpp:918
#4  0x00007f70a9f7ccf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f70a9f7cef7 in QEventLoop::exec (this=0x7f7094aefdb0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f70a9e9427f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f70a9f5fcbf in QInotifyFileSystemWatcherEngine::run (this=0x2449110) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f70a9e96d05 in QThreadPrivate::start (arg=0x2449110) at thread/qthread_unix.cpp:331
#9  0x00007f70a40ffefc in start_thread (arg=0x7f7094af0700) at pthread_create.c:304
#10 0x00007f70adb4f89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f708efbf700 (LWP 1604)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f70ac9a9fe2 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f70ac9aa019 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f70a40ffefc in start_thread (arg=0x7f708efbf700) at pthread_create.c:304
#4  0x00007f70adb4f89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f70ae3177a0 (LWP 1563)):
[KCrash Handler]
#6  0x00007f70aa7642f7 in lock (this=0x2539260) at ../../kdecore/util/kshareddatacache.cpp:1123
#7  KSharedDataCache::Private::CacheLocker::cautiousLock (this=0x7ffff4e83f40) at ../../kdecore/util/kshareddatacache.cpp:1146
#8  0x00007f70aa760559 in CacheLocker (_d=<optimized out>, this=0x7ffff4e83f40) at ../../kdecore/util/kshareddatacache.cpp:1170
#9  KSharedDataCache::find (this=0x253fa10, key=..., destination=0x7ffff4e83fb0) at ../../kdecore/util/kshareddatacache.cpp:1492
#10 0x00007f70ad6a387f in KImageCache::findPixmap (this=0x253fa10, key=..., destination=0x7ffff4e84020) at ../../kdeui/util/kimagecache.cpp:150
#11 0x00007f70ad0aee7a in Plasma::Theme::findInCache (this=0x21ba0d0, key=..., pix=...) at ../../plasma/theme.cpp:924
#12 0x00007f70ad03e428 in Plasma::FrameSvgPrivate::generateBackground (this=0x21a16a0, frame=0x252d6c0) at ../../plasma/framesvg.cpp:671
#13 0x00007f70ad03f6a9 in Plasma::FrameSvgPrivate::generateBackground (this=0x21a16a0, frame=0x252d6c0) at ../../plasma/framesvg.cpp:659
#14 0x00007f70ad03fa38 in Plasma::FrameSvg::framePixmap (this=0x21a0110) at ../../plasma/framesvg.cpp:503
#15 0x00007f7095a53e04 in ?? () from /usr/lib/kde4/kwin3_aurorae.so
#16 0x00007f70a9949993 in QGraphicsView::paintEvent (this=0x26585f0, event=<optimized out>) at graphicsview/qgraphicsview.cpp:3456
#17 0x00007f70a937ec4c in QWidget::event (this=0x26585f0, event=0x7ffff4e85530) at kernel/qwidget.cpp:8441
#18 0x00007f70a97274f6 in QFrame::event (this=0x26585f0, e=0x7ffff4e85530) at widgets/qframe.cpp:557
#19 0x00007f70a994ad3b in QGraphicsView::viewportEvent (this=0x26585f0, event=0x7ffff4e85530) at graphicsview/qgraphicsview.cpp:2864
#20 0x00007f70a9f7dc88 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<optimized out>, receiver=0x266e7b0, event=0x7ffff4e85530) at kernel/qcoreapplication.cpp:902
#21 0x00007f70a932e3ef in notify_helper (e=0x7ffff4e85530, receiver=0x266e7b0, this=0x1f902d0) at kernel/qapplication.cpp:4482
#22 QApplicationPrivate::notify_helper (this=0x1f902d0, receiver=0x266e7b0, e=0x7ffff4e85530) at kernel/qapplication.cpp:4458
#23 0x00007f70a9333291 in QApplication::notify (this=0x7ffff4e8c040, receiver=0x266e7b0, e=0x7ffff4e85530) at kernel/qapplication.cpp:4365
#24 0x00007f70ad63d1e6 in KApplication::notify (this=0x7ffff4e8c040, receiver=0x266e7b0, event=0x7ffff4e85530) at ../../kdeui/kernel/kapplication.cpp:311
#25 0x00007f70a9f7dafc in QCoreApplication::notifyInternal (this=0x7ffff4e8c040, receiver=0x266e7b0, event=0x7ffff4e85530) at kernel/qcoreapplication.cpp:787
#26 0x00007f70a937bb84 in sendSpontaneousEvent (event=0x7ffff4e85530, receiver=0x266e7b0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#27 QWidgetPrivate::drawWidget (this=0x266e7e0, pdev=0x26702e8, rgn=..., offset=..., flags=14, sharedPainter=0x0, backingStore=0x0) at kernel/qwidget.cpp:5528
#28 0x00007f70a937c760 in QWidgetPrivate::paintSiblingsRecursive (this=0x26586a0, pdev=0x26702e8, siblings=..., index=<optimized out>, rgn=..., offset=..., flags=14, sharedPainter=0x0, backingStore=0x0) at kernel/qwidget.cpp:5735
#29 0x00007f70a937b8dc in QWidgetPrivate::drawWidget (this=0x26586a0, pdev=0x26702e8, rgn=..., offset=..., flags=<optimized out>, sharedPainter=0x0, backingStore=0x0) at kernel/qwidget.cpp:5581
#30 0x00007f70a937c760 in QWidgetPrivate::paintSiblingsRecursive (this=0x26582d0, pdev=0x26702e8, siblings=..., index=<optimized out>, rgn=..., offset=..., flags=14, sharedPainter=0x0, backingStore=0x0) at kernel/qwidget.cpp:5735
#31 0x00007f70a937b8dc in QWidgetPrivate::drawWidget (this=0x26582d0, pdev=0x26702e8, rgn=..., offset=..., flags=<optimized out>, sharedPainter=0x0, backingStore=0x0) at kernel/qwidget.cpp:5581
#32 0x00007f70a937cd95 in QWidgetPrivate::render (this=0x26582d0, target=0x26702e8, targetOffset=..., sourceRegion=<optimized out>, renderFlags=..., readyToRender=<optimized out>) at kernel/qwidget.cpp:5664
#33 0x00007f70a937d009 in QWidget::render (this=<optimized out>, target=<optimized out>, targetOffset=<optimized out>, sourceRegion=<optimized out>, renderFlags=<optimized out>) at kernel/qwidget.cpp:5127
#34 0x00007f70adef8485 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#35 0x00007f70ade52dca in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#36 0x00007f70adee5370 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#37 0x00007f70adee5b3c in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#38 0x00007f70adecf889 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#39 0x00007f70adeef223 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#40 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#41 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#42 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#43 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#44 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#45 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#46 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#47 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#48 0x00007f709561b963 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#49 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#50 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#51 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#52 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#53 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#54 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#55 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#56 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#57 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#58 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#59 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#60 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#61 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#62 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#63 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#64 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#65 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#66 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#67 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#68 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#69 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#70 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#71 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#72 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#73 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#74 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#75 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#76 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#77 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#78 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#79 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#80 0x00007f70abfa09ab in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#81 0x00007f70adeef298 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#82 0x00007f70adecf15b in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#83 0x00007f70adeef093 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#84 0x00007f70abfa0aab in KWin::Effect::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#85 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#86 0x00007f70abfa0aab in KWin::Effect::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#87 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#88 0x00007f70955f0ed5 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#89 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#90 0x00007f7095618bfb in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#91 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#92 0x00007f70abfa0aab in KWin::Effect::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#93 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#94 0x00007f70955d6422 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#95 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#96 0x00007f70955e8e82 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#97 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#98 0x00007f7095601a87 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#99 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#100 0x00007f70955cec76 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#101 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#102 0x00007f70955d2005 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#103 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#104 0x00007f70955fa9eb in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#105 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#106 0x00007f709560d817 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#107 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#108 0x00007f70955eb295 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#109 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#110 0x00007f7095632bae in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#111 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#112 0x00007f70abfa0aab in KWin::Effect::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#113 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#114 0x00007f7095606f53 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#115 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#116 0x00007f7095607f52 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#117 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#118 0x00007f709561f891 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#119 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#120 0x00007f70955e6e44 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#121 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#122 0x00007f70955d49a1 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#123 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#124 0x00007f70abfa0aab in KWin::Effect::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#125 0x00007f70adeef108 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#126 0x00007f70adecf75e in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#127 0x00007f70aded22b7 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#128 0x00007f70adee0811 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#129 0x00007f70adecf0f7 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#130 0x00007f70adeeef37 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#131 0x00007f709564bd46 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#132 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#133 0x00007f70955d4e26 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#134 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#135 0x00007f70abfa0b18 in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#136 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#137 0x00007f7095618f4d in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#138 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#139 0x00007f70abfa0b18 in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#140 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#141 0x00007f70955d5069 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#142 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#143 0x00007f70abfa0b18 in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#144 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#145 0x00007f70abfa0b18 in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#146 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#147 0x00007f70abfa0b18 in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#148 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#149 0x00007f70abfa0b18 in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#150 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#151 0x00007f70955f5d58 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#152 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#153 0x00007f709560e30b in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#154 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#155 0x00007f70955efd59 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#156 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#157 0x00007f709562d1d7 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#158 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#159 0x00007f70abfa0b18 in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#160 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#161 0x00007f70abfa0b18 in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#162 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#163 0x00007f70abfa0b18 in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#164 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#165 0x00007f7095622a65 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#166 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#167 0x00007f70abfa0b18 in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#168 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#169 0x00007f70abfa0b18 in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) () from /usr/lib/libkwineffects.so.1abi2
#170 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#171 0x00007f7095615451 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so
#172 0x00007f70adeeef96 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#173 0x00007f70aded1ae6 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#174 0x00007f70adee9122 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#175 0x00007f70adecbe4d in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#176 0x00007f70a9f94789 in QObject::event (this=0x213d8e0, e=<optimized out>) at kernel/qobject.cpp:1181
#177 0x00007f70a932e424 in notify_helper (e=0x7ffff4e8bc20, receiver=0x213d8e0, this=0x1f902d0) at kernel/qapplication.cpp:4486
#178 QApplicationPrivate::notify_helper (this=0x1f902d0, receiver=0x213d8e0, e=0x7ffff4e8bc20) at kernel/qapplication.cpp:4458
#179 0x00007f70a9333291 in QApplication::notify (this=0x7ffff4e8c040, receiver=0x213d8e0, e=0x7ffff4e8bc20) at kernel/qapplication.cpp:4365
#180 0x00007f70ad63d1e6 in KApplication::notify (this=0x7ffff4e8c040, receiver=0x213d8e0, event=0x7ffff4e8bc20) at ../../kdeui/kernel/kapplication.cpp:311
#181 0x00007f70a9f7dafc in QCoreApplication::notifyInternal (this=0x7ffff4e8c040, receiver=0x213d8e0, event=0x7ffff4e8bc20) at kernel/qcoreapplication.cpp:787
#182 0x00007f70a9faad62 in sendEvent (event=0x7ffff4e8bc20, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#183 QTimerInfoList::activateTimers (this=0x1f90d80) at kernel/qeventdispatcher_unix.cpp:603
#184 0x00007f70a9fab844 in QEventDispatcherUNIX::processEvents (this=0x1f51f40, flags=...) at kernel/qeventdispatcher_unix.cpp:922
#185 0x00007f70a93d6ee8 in QEventDispatcherX11::processEvents (this=0x1f51f40, flags=...) at kernel/qeventdispatcher_x11.cpp:152
#186 0x00007f70a9f7ccf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#187 0x00007f70a9f7cef7 in QEventLoop::exec (this=0x7ffff4e8bf80, flags=...) at kernel/qeventloop.cpp:201
#188 0x00007f70a9f81789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#189 0x00007f70ade68ca6 in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#190 0x00007f70ada8f30d in __libc_start_main (main=0x400630, argc=3, ubp_av=0x7ffff4e8c6a8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffff4e8c698) at libc-start.c:226
#191 0x0000000000400661 in _start ()

Reported using DrKonqi