Bug 256191

Application: kde4-window-decorator (0.0.1)
KDE Platform Version: 4.5.1 (KDE 4.5.1)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-23-generic-pae i686
Distribution: Ubuntu 10.10

-- Information about the crash:
kde4-window-decorator PID: 12605 Señal: 11 (Segmentation fault)


Application: KDE Window Decorator (kde4-window-decorator), signal: Segmentation fault
[KCrash Handler]
#7  0x574b334e in ?? ()
#8  0xb6597d27 in KDecorationUnstable::compositingActive (this=0x9426ef8) at ../../../kwin/lib/kdecoration.cpp:406
#9  0xb659dbe5 in KCommonDecorationUnstable::compositingActive (this=0x941ff70) at ../../../kwin/lib/kcommondecoration.cpp:1283
#10 0xabbe0772 in ?? () from /usr/lib/kde4/kwin3_qtcurve.so
#11 0xb659e0b4 in KCommonDecoration::eventFilter (this=0x941ff70, o=0x9408b68, e=0xbff67424) at ../../../kwin/lib/kcommondecoration.cpp:886
#12 0xb659e12b in KCommonDecorationUnstable::eventFilter (this=0x941ff70, o=0x9408b68, e=0xbff67424) at ../../../kwin/lib/kcommondecoration.cpp:1350
#13 0xabbdfec9 in ?? () from /usr/lib/kde4/kwin3_qtcurve.so
#14 0xb699129a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x92a70d8, receiver=0x9408b68, event=0xbff67424) at kernel/qcoreapplication.cpp:847
#15 0xb6caffb9 in QApplicationPrivate::notify_helper (this=0x92a70d8, receiver=0x9408b68, e=0xbff67424) at kernel/qapplication.cpp:4392
#16 0xb6cb60e9 in QApplication::notify (this=0x9293c90, receiver=0x9408b68, e=0xbff67424) at kernel/qapplication.cpp:4361
#17 0xb63ae68a in KApplication::notify (this=0x9293c90, receiver=0x9408b68, event=0xbff67424) at ../../kdeui/kernel/kapplication.cpp:310
#18 0xb6991b3b in QCoreApplication::notifyInternal (this=0x9293c90, receiver=0x9408b68, event=0xbff67424) at kernel/qcoreapplication.cpp:732
#19 0xb6d14ee6 in sendSpontaneousEvent (this=0x94171c8, pdev=0xbff678cc, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#20 QWidgetPrivate::drawWidget (this=0x94171c8, pdev=0xbff678cc, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x0) at kernel/qwidget.cpp:5420
#21 0xb6d15f60 in QWidgetPrivate::render (this=0x94171c8, target=0xbff678cc, targetOffset=..., sourceRegion=..., renderFlags=..., readyToRender=false) at kernel/qwidget.cpp:5556
#22 0xb6d1624c in QWidget::render (this=0x9408b68, target=0xbff678cc, targetOffset=..., sourceRegion=..., renderFlags=...) at kernel/qwidget.cpp:5019
#23 0x08065293 in ?? ()
#24 0x0805e2af in ?? ()
#25 0x08065cd5 in ?? ()
#26 0xb69978ca in QMetaObject::metacall (object=0x9432cf8, cl=155224936, idx=8, argv=0xbff679ec) at kernel/qmetaobject.cpp:237
#27 0xb69aa6ad in QMetaObject::activate (sender=0x9424350, m=0x80681c0, local_signal_index=0, argv=0x9432d00) at kernel/qobject.cpp:3280
#28 0x08065e59 in ?? ()
#29 0x08065ea3 in ?? ()
#30 0xb69978ca in QMetaObject::metacall (object=0x9424350, cl=155224936, idx=4, argv=0xbff67afc) at kernel/qmetaobject.cpp:237
#31 0xb69aa6ad in QMetaObject::activate (sender=0x9424364, m=0xb6ac45a4, local_signal_index=0, argv=0x9432d00) at kernel/qobject.cpp:3280
#32 0xb69fc1e7 in QTimer::timeout (this=0x9424364) at .moc/release-shared/moc_qtimer.cpp:134
#33 0xb69b01ce in QTimer::timerEvent (this=0x9424364, e=0xbff68030) at kernel/qtimer.cpp:271
#34 0xb69a4504 in QObject::event (this=0x9424364, e=0x80680e0) at kernel/qobject.cpp:1183
#35 0xb6caffdc in QApplicationPrivate::notify_helper (this=0x92a70d8, receiver=0x9424364, e=0xbff68030) at kernel/qapplication.cpp:4396
#36 0xb6cb604e in QApplication::notify (this=0x9293c90, receiver=0x9424364, e=0xbff68030) at kernel/qapplication.cpp:3798
#37 0xb63ae68a in KApplication::notify (this=0x9293c90, receiver=0x9424364, event=0xbff68030) at ../../kdeui/kernel/kapplication.cpp:310
#38 0xb6991b3b in QCoreApplication::notifyInternal (this=0x9293c90, receiver=0x9424364, event=0xbff68030) at kernel/qcoreapplication.cpp:732
#39 0xb69c3ad6 in sendEvent (this=0x92aa234) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#40 QTimerInfoList::activateTimers (this=0x92aa234) at kernel/qeventdispatcher_unix.cpp:602
#41 0xb69c0874 in timerSourceDispatch (source=0x92aa200) at kernel/qeventdispatcher_glib.cpp:184
#42 0xb5aa7855 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#43 0xb5aab668 in ?? () from /lib/libglib-2.0.so.0
#44 0xb5aab848 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#45 0xb69c0565 in QEventDispatcherGlib::processEvents (this=0x9290fb8, flags=...) at kernel/qeventdispatcher_glib.cpp:415
#46 0xb6d71be5 in QGuiEventDispatcherGlib::processEvents (this=0x9290fb8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#47 0xb6990609 in QEventLoop::processEvents (this=0xbff682f4, flags=) at kernel/qeventloop.cpp:149
#48 0xb6990a8a in QEventLoop::exec (this=0xbff682f4, flags=...) at kernel/qeventloop.cpp:201
#49 0xb699500f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#50 0xb6caee07 in QApplication::exec () at kernel/qapplication.cpp:3672
#51 0x0804fcf2 in ?? ()
#52 0xb5cbece7 in __libc_start_main () from /lib/libc.so.6
#53 0x0804f451 in ?? ()

The crash can be reproduced every time.

-- Backtrace:
Application: KDE Window Decorator (kde4-window-decorator), signal: Segmentation fault
[KCrash Handler]
#7  0x574b334e in ?? ()
#8  0xb66eed27 in KDecorationUnstable::compositingActive (this=0x9371e18) at ../../../kwin/lib/kdecoration.cpp:406
#9  0xb66f4be5 in KCommonDecorationUnstable::compositingActive (this=0x93a85a8) at ../../../kwin/lib/kcommondecoration.cpp:1283
#10 0xabd37772 in ?? () from /usr/lib/kde4/kwin3_qtcurve.so
#11 0xb66f50b4 in KCommonDecoration::eventFilter (this=0x93a85a8, o=0x9374068, e=0xbfc2d6e4) at ../../../kwin/lib/kcommondecoration.cpp:886
#12 0xb66f512b in KCommonDecorationUnstable::eventFilter (this=0x93a85a8, o=0x9374068, e=0xbfc2d6e4) at ../../../kwin/lib/kcommondecoration.cpp:1350
#13 0xabd36ec9 in ?? () from /usr/lib/kde4/kwin3_qtcurve.so
#14 0xb6ae829a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x92660d8, receiver=0x9374068, event=0xbfc2d6e4) at kernel/qcoreapplication.cpp:847
#15 0xb6e06fb9 in QApplicationPrivate::notify_helper (this=0x92660d8, receiver=0x9374068, e=0xbfc2d6e4) at kernel/qapplication.cpp:4392
#16 0xb6e0d0e9 in QApplication::notify (this=0x9252c90, receiver=0x9374068, e=0xbfc2d6e4) at kernel/qapplication.cpp:4361
#17 0xb650568a in KApplication::notify (this=0x9252c90, receiver=0x9374068, event=0xbfc2d6e4) at ../../kdeui/kernel/kapplication.cpp:310
#18 0xb6ae8b3b in QCoreApplication::notifyInternal (this=0x9252c90, receiver=0x9374068, event=0xbfc2d6e4) at kernel/qcoreapplication.cpp:732
#19 0xb6e6bee6 in sendSpontaneousEvent (this=0x9374780, pdev=0xbfc2db8c, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#20 QWidgetPrivate::drawWidget (this=0x9374780, pdev=0xbfc2db8c, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x0) at kernel/qwidget.cpp:5420
#21 0xb6e6cf60 in QWidgetPrivate::render (this=0x9374780, target=0xbfc2db8c, targetOffset=..., sourceRegion=..., renderFlags=..., readyToRender=false) at kernel/qwidget.cpp:5556
#22 0xb6e6d24c in QWidget::render (this=0x9374068, target=0xbfc2db8c, targetOffset=..., sourceRegion=..., renderFlags=...) at kernel/qwidget.cpp:5019
#23 0x08065293 in ?? ()
#24 0x0805e2af in ?? ()
#25 0x08065cd5 in ?? ()
#26 0xb6aee8ca in QMetaObject::metacall (object=0x93849a8, cl=154615912, idx=8, argv=0xbfc2dcac) at kernel/qmetaobject.cpp:237
#27 0xb6b016ad in QMetaObject::activate (sender=0x9367df8, m=0x80681c0, local_signal_index=0, argv=0x93849b0) at kernel/qobject.cpp:3280
#28 0x08065e59 in ?? ()
#29 0x08065ea3 in ?? ()
#30 0xb6aee8ca in QMetaObject::metacall (object=0x9367df8, cl=154615912, idx=4, argv=0xbfc2ddbc) at kernel/qmetaobject.cpp:237
#31 0xb6b016ad in QMetaObject::activate (sender=0x9367e0c, m=0xb6c1b5a4, local_signal_index=0, argv=0x93849b0) at kernel/qobject.cpp:3280
#32 0xb6b531e7 in QTimer::timeout (this=0x9367e0c) at .moc/release-shared/moc_qtimer.cpp:134
#33 0xb6b071ce in QTimer::timerEvent (this=0x9367e0c, e=0xbfc2e2f0) at kernel/qtimer.cpp:271
#34 0xb6afb504 in QObject::event (this=0x9367e0c, e=0x80680e0) at kernel/qobject.cpp:1183
#35 0xb6e06fdc in QApplicationPrivate::notify_helper (this=0x92660d8, receiver=0x9367e0c, e=0xbfc2e2f0) at kernel/qapplication.cpp:4396
#36 0xb6e0d04e in QApplication::notify (this=0x9252c90, receiver=0x9367e0c, e=0xbfc2e2f0) at kernel/qapplication.cpp:3798
#37 0xb650568a in KApplication::notify (this=0x9252c90, receiver=0x9367e0c, event=0xbfc2e2f0) at ../../kdeui/kernel/kapplication.cpp:310
#38 0xb6ae8b3b in QCoreApplication::notifyInternal (this=0x9252c90, receiver=0x9367e0c, event=0xbfc2e2f0) at kernel/qcoreapplication.cpp:732
#39 0xb6b1aad6 in sendEvent (this=0x9269234) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#40 QTimerInfoList::activateTimers (this=0x9269234) at kernel/qeventdispatcher_unix.cpp:602
#41 0xb6b17874 in timerSourceDispatch (source=0x9269200) at kernel/qeventdispatcher_glib.cpp:184
#42 0xb5bfe855 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#43 0xb5c02668 in ?? () from /lib/libglib-2.0.so.0
#44 0xb5c02848 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#45 0xb6b17565 in QEventDispatcherGlib::processEvents (this=0x924ffb8, flags=...) at kernel/qeventdispatcher_glib.cpp:415
#46 0xb6ec8be5 in QGuiEventDispatcherGlib::processEvents (this=0x924ffb8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#47 0xb6ae7609 in QEventLoop::processEvents (this=0xbfc2e5b4, flags=) at kernel/qeventloop.cpp:149
#48 0xb6ae7a8a in QEventLoop::exec (this=0xbfc2e5b4, flags=...) at kernel/qeventloop.cpp:201
#49 0xb6aec00f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#50 0xb6e05e07 in QApplication::exec () at kernel/qapplication.cpp:3672
#51 0x0804fcf2 in ?? ()
#52 0xb5e15ce7 in __libc_start_main () from /lib/libc.so.6
#53 0x0804f451 in ?? ()

Possible duplicates by query: bug 250297, bug 235975.

Reported using DrKonqi