Application that crashed: plasma-overlay
Version of the application: 0.0
KDE Version: 4.3.00 (KDE 4.3.0)
Qt Version: 4.5.2
Operating System: Linux 2.6.28-15-generic x86_64
Distribution: Linux Mint 7 Gloria - x64 Edition

What I was doing when the application crashed:
Everytime resume from plasma screensaver the crash box appears, It goes away and all seems well.

 -- Backtrace:
Application: Plasma for the Screensaver (plasma-overlay), signal: Aborted
[KCrash Handler]
#5  0x00007ff6b8490fb5 in *__GI_raise (sig=<value optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#6  0x00007ff6b8492bc3 in *__GI_abort () at abort.c:88
#7  0x00007ff6b84d0228 in __libc_message (do_abort=2, fmt=0x7ff6b859a488 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:170
#8  0x00007ff6b84d5cb8 in malloc_printerr (action=2, str=0x7ff6b859a570 "double free or corruption (out)", ptr=<value optimized out>) at malloc.c:5994
#9  0x00007ff6b84d8276 in *__GI___libc_free (mem=0x7ff6b85908a0) at malloc.c:3625
#10 0x00007ff6baa820cd in ~KShortcutsDialog (this=0x10ee0f0) at /build/buildd/kde4libs-4.3.0/kdeui/dialogs/kshortcutsdialog.cpp:146
#11 0x00007ff6b9f04ec1 in QObjectPrivate::deleteChildren (this=0x17de840) at kernel/qobject.cpp:1847
#12 0x00007ff6b9167b22 in ~QWidget (this=0x13a5920) at kernel/qwidget.cpp:1367
#13 0x00007ff6b96fc5d5 in ~QGraphicsView (this=0x13a5920) at graphicsview/qgraphicsview.cpp:1235
#14 0x0000000000422cca in ~SaverView (this=0x13a5920) at /build/buildd/kdebase-workspace-4.3.0/plasma/shells/screensaver/saverview.cpp:66
#15 0x000000000041cb8e in PlasmaApp::cleanup (this=0xfb4c10) at /build/buildd/kdebase-workspace-4.3.0/plasma/shells/screensaver/plasmaapp.cpp:229
#16 0x000000000041de30 in PlasmaApp::qt_metacall (this=0xfb4c10, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fffc4900d70)
    at /build/buildd/kdebase-workspace-4.3.0/obj-x86_64-linux-gnu/plasma/shells/screensaver/plasmaapp.moc:100
#17 0x00007ff6b9f0bea2 in QMetaObject::activate (sender=0xfb4c10, from_signal_index=<value optimized out>, to_signal_index=4, argv=0xffffffffffffffff) at kernel/qobject.cpp:3113
#18 0x00007ff6b9ef7635 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:893
#19 0x000000000041c218 in main (argc=2, argv=0x7fffc4901188) at /build/buildd/kdebase-workspace-4.3.0/plasma/shells/screensaver/main.cpp:58

This bug may be a duplicate of or related to bug 198947

Reported using DrKonqi