Bug 230103

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 2.6.32-gentoo-r7-arm x86_64
Distribution (Platform): Gentoo Packages

-- Information about the crash:
I changed the power scheme (from the battery applet) and KWin crashed.

 -- Backtrace:
Application: KWin (kwin), signal: Bus error
[KCrash Handler]
#5  0x00007fa18329d3d4 in KPixmapCache::Private::mmapFile (this=0x16fc170, filename=..., info=0x16fc1c0, newsize=33656832)
    at /usr/src/debug/kde-base/kdelibs-4.4.1-r1/kdelibs-4.4.1/kdeui/util/kpixmapcache.cpp:491
#6  0x00007fa18329ec5e in KPixmapCache::Private::mmapFiles (this=0x16fc170) at /usr/src/debug/kde-base/kdelibs-4.4.1-r1/kdelibs-4.4.1/kdeui/util/kpixmapcache.cpp:419
#7  0x00007fa18329ea74 in KPixmapCache::Private::init (this=0x16fc170) at /usr/src/debug/kde-base/kdelibs-4.4.1-r1/kdelibs-4.4.1/kdeui/util/kpixmapcache.cpp:1061
#8  0x00007fa1832a0491 in KPixmapCache::discard (this=0x16e21d0) at /usr/src/debug/kde-base/kdelibs-4.4.1-r1/kdelibs-4.4.1/kdeui/util/kpixmapcache.cpp:1279
#9  0x00007fa1832a0b55 in KPixmapCache::deleteCache (name=...) at /usr/src/debug/kde-base/kdelibs-4.4.1-r1/kdelibs-4.4.1/kdeui/util/kpixmapcache.cpp:1255
#10 0x00007fa1837e50dd in Plasma::ThemePrivate::discardCache (this=0x16fc090) at /usr/src/debug/kde-base/kdelibs-4.4.1-r1/kdelibs-4.4.1/plasma/theme.cpp:221
#11 0x00007fa1837e555e in Plasma::ThemePrivate::compositingChanged (this=0x16fc090) at /usr/src/debug/kde-base/kdelibs-4.4.1-r1/kdelibs-4.4.1/plasma/theme.cpp:213
#12 0x00007fa1837ea9c9 in Plasma::Theme::qt_metacall (this=0x17093d0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff93f17960)
    at /usr/src/debug/kde-base/kdelibs-4.4.1-r1/kdelibs-4.4.1_build/plasma/theme.moc:108
#13 0x00007fa1825c62df in QMetaObject::activate (sender=0x16e50c0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fa182225cb0) at kernel/qobject.cpp:3285
#14 0x00007fa18329759d in KSelectionWatcher::Private::x11Event (this=<value optimized out>, ev_P=0x0) at /usr/src/debug/kde-base/kdelibs-4.4.1-r1/kdelibs-4.4.1/kdeui/util/kmanagerselection.cpp:395
#15 0x00007fa18321d6c3 in KAppX11HackWidget::publicx11Event (this=<value optimized out>, _event=0x7fff93f18080)
    at /usr/src/debug/kde-base/kdelibs-4.4.1-r1/kdelibs-4.4.1/kdeui/kernel/kapplication.cpp:903
#16 KApplication::x11EventFilter (this=<value optimized out>, _event=0x7fff93f18080) at /usr/src/debug/kde-base/kdelibs-4.4.1-r1/kdelibs-4.4.1/kdeui/kernel/kapplication.cpp:953
#17 0x00007fa1814b141f in qt_x11EventFilter (ev=0x7fff93f18080) at kernel/qapplication_x11.cpp:399
#18 0x00007fa1814c270f in QApplication::x11ProcessEvent (this=0x7fff93f18470, event=0x7fff93f18080) at kernel/qapplication_x11.cpp:3231
#19 0x00007fa1814ed6c2 in x11EventSourceDispatch (s=0x1585010, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#20 0x00007fa17de63d59 in g_main_dispatch (context=0x1583c40) at gmain.c:1960
#21 IA__g_main_context_dispatch (context=0x1583c40) at gmain.c:2513
#22 0x00007fa17de675a8 in g_main_context_iterate (context=0x1583c40, block=1, dispatch=1, self=<value optimized out>) at gmain.c:2591
#23 0x00007fa17de6775c in IA__g_main_context_iteration (context=0x1583c40, may_block=1) at gmain.c:2654
#24 0x00007fa1825dd43c in QEventDispatcherGlib::processEvents (this=0x155d0d0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#25 0x00007fa1814ed23f in QGuiEventDispatcherGlib::processEvents (this=0x17465b0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#26 0x00007fa1825aefc2 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#27 0x00007fa1825af394 in QEventLoop::exec (this=0x7fff93f183b0, flags=...) at kernel/qeventloop.cpp:201
#28 0x00007fa1825b18d4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#29 0x00007fa184435e8d in kdemain (argc=1, argv=0x7fff93f18978) at /usr/src/debug/kde-base/kwin-4.4.1/kwin-4.4.1/kwin/main.cpp:526
#30 0x00007fa17e53aa26 in __libc_start_main () from /lib/libc.so.6
#31 0x0000000000400949 in _start ()

Possible duplicates by query: bug 229868, bug 229726, bug 229372, bug 229191, bug 218560.

Reported using DrKonqi