Application: kwin (4.4.1 (KDE 4.4.1))
KDE Platform Version: 4.4.1 (KDE 4.4.1)
Qt Version: 4.6.2
Operating System: Linux 2.6.31-20-generic i686
Distribution: Ubuntu 9.10

-- Information about the crash:
Most often Kwin - and sometimes the whole Plasma - crashes when applying a workspace theme.

 -- Backtrace:
Application: KWin (kwin), signal: Bus error
[KCrash Handler]
#6  0x0037e6ff in KPixmapCache::Private::mmapFile (this=0x8816ba0, filename=..., info=0x8816bd4, newsize=33656832) at ../../kdeui/util/kpixmapcache.cpp:491
#7  0x00380253 in KPixmapCache::Private::mmapFiles (this=0x8816ba0) at ../../kdeui/util/kpixmapcache.cpp:419
#8  0x0037ffb1 in KPixmapCache::Private::init (this=0x8816ba0) at ../../kdeui/util/kpixmapcache.cpp:1061
#9  0x00381c32 in KPixmapCache::discard (this=0x8810d38) at ../../kdeui/util/kpixmapcache.cpp:1279
#10 0x00382315 in KPixmapCache::deleteCache (name=...) at ../../kdeui/util/kpixmapcache.cpp:1255
#11 0x00756444 in Plasma::ThemePrivate::discardCache (this=0x87ec1c8) at ../../plasma/theme.cpp:221
#12 0x00759a9c in Plasma::ThemePrivate::setThemeName (this=0x87ec1c8, tempThemeName=..., writeSettings=false) at ../../plasma/theme.cpp:377
#13 0x0075b4b7 in Plasma::Theme::settingsChanged (this=0x879c8f0) at ../../plasma/theme.cpp:338
#14 0x0075c479 in Plasma::ThemePrivate::settingsFileChanged (this=0x87ec1c8, file=...) at ../../plasma/theme.cpp:332
#15 0x0075c860 in Plasma::Theme::qt_metacall (this=0x879c8f0, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0xbf9e0db8) at ./theme.moc:110
#16 0x02cbee5a in QMetaObject::metacall (object=0x879c8f0, cl=QMetaObject::InvokeMetaMethod, idx=8, argv=0xbf9e0db8) at kernel/qmetaobject.cpp:237
#17 0x02ccd5f5 in QMetaObject::activate (sender=0x87954c8, m=0x1471284, local_signal_index=1, argv=0xbf9e0db8) at kernel/qobject.cpp:3293
#18 0x01304903 in KDirWatch::created (this=0x87954c8, _t1=...) at ./kdirwatch.moc:106
#19 0x013051a4 in KDirWatch::setCreated (this=0x87954c8, _file=...) at ../../kio/kio/kdirwatch.cpp:1786
#20 0x013052f5 in KDirWatch::qt_metacall (this=0x87954c8, _c=QMetaObject::InvokeMetaMethod, _id=7, _a=0x89ff058) at ./kdirwatch.moc:85
#21 0x02cbee5a in QMetaObject::metacall (object=0x87954c8, cl=QMetaObject::InvokeMetaMethod, idx=7, argv=0x89ff058) at kernel/qmetaobject.cpp:237
#22 0x02cc9516 in QMetaCallEvent::placeMetaCall (this=0x87f96d8, object=0x87954c8) at kernel/qobject.cpp:561
#23 0x02cca63e in QObject::event (this=0x87954c8, e=0x87f96d8) at kernel/qobject.cpp:1248
#24 0x035203cc in QApplicationPrivate::notify_helper (this=0x86a7768, receiver=0x87954c8, e=0x87f96d8) at kernel/qapplication.cpp:4300
#25 0x0352701e in QApplication::notify (this=0xbf9e1728, receiver=0x87954c8, e=0x87f96d8) at kernel/qapplication.cpp:3704
#26 0x002f042a in KApplication::notify (this=0xbf9e1728, receiver=0x87954c8, event=0x87f96d8) at ../../kdeui/kernel/kapplication.cpp:302
#27 0x00b65c3f in ?? () from /usr/lib/libkdeinit4_kwin.so
#28 0x02cb9beb in QCoreApplication::notifyInternal (this=0xbf9e1728, receiver=0x87954c8, event=0x87f96d8) at kernel/qcoreapplication.cpp:704
#29 0x02cbc623 in QCoreApplication::sendEvent (receiver=0x0, event_type=0, data=0x86925d0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#30 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x86925d0) at kernel/qcoreapplication.cpp:1345
#31 0x02cbc78d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1238
#32 0x02ce5d0f in QCoreApplication::sendPostedEvents (s=0x86a9b80) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#33 postEventSourceDispatch (s=0x86a9b80) at kernel/qeventdispatcher_glib.cpp:276
#34 0x08514e88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#35 0x08518730 in ?? () from /lib/libglib-2.0.so.0
#36 0x08518863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#37 0x02ce5805 in QEventDispatcherGlib::processEvents (this=0x8692210, flags=...) at kernel/qeventdispatcher_glib.cpp:412
#38 0x035dfb35 in QGuiEventDispatcherGlib::processEvents (this=0x8692210, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#39 0x02cb8209 in QEventLoop::processEvents (this=0xbf9e1674, flags=) at kernel/qeventloop.cpp:149
#40 0x02cb865a in QEventLoop::exec (this=0xbf9e1674, flags=...) at kernel/qeventloop.cpp:201
#41 0x02cbc84f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#42 0x03520467 in QApplication::exec () at kernel/qapplication.cpp:3579
#43 0x00b67850 in kdemain () from /usr/lib/libkdeinit4_kwin.so
#44 0x080485cb in _start ()

This bug may be a duplicate of or related to bug 182026.

Possible duplicates by query: bug 230103, bug 229868, bug 229726, bug 229372, bug 229191.

Reported using DrKonqi