Version:            (using Devel)
Installed from:    Compiled sources

When we doubleclick calendar title, plasma crashes.

KDE:  4.1.82 (KDE 4.1.82 (KDE 4.2 >= 20081204)) "release 3.1"

Plasma:
plasma-theme-aya-4.1.82-1.4
libplasma1-4.0.4-24.103 (Do we need to remove this?)
libplasma1-debuginfo-4.0.4-24.103
kde4-plasma-addons-4.1.82-1.4
kde4-plasma-addons-debuginfo-4.1.82-1.4

Steps to reproduce:
1. Click clock icon in panel.
2. Calendar opens.
3. Double click calendar title.

Backtrace:
Application: Plasma Workspace (plasma), signal SIGSEGV
[?1034h[Thread debugging using libthread_db enabled]
[Current thread is 0 (LWP 4147)]

Thread 8 (Thread 0xa9cfab90 (LWP 4153)):
#0  0xffffe430 in __kernel_vsyscall ()
#1  0xb66a4c15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb6703862 in QWaitCondition::wait (this=0x8427270, mutex=0x842726c, time=4294967295) at thread/qwaitcondition_unix.cpp:82
#3  0xb7a4b1f2 in QHostInfoAgent::run (this=0x8427260) at kernel/qhostinfo.cpp:241
#4  0xb670284e in QThreadPrivate::start (arg=0x8427260) at thread/qthread_unix.cpp:185
#5  0xb66a1175 in start_thread () from /lib/libpthread.so.0
#6  0xb6501dce in clone () from /lib/libc.so.6

Thread 7 (Thread 0xa94c4b90 (LWP 4180)):
#0  0xffffe430 in __kernel_vsyscall ()
#1  0xb66a4c15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb6703862 in QWaitCondition::wait (this=0x833afe0, mutex=0x833afdc, time=4294967295) at thread/qwaitcondition_unix.cpp:82
#3  0xaa1866aa in RenderThread::run (this=0x833afd4) at /usr/src/debug/kdebase-workspace-4.1.82/plasma/wallpapers/image/renderthread.cpp:90
#4  0xb670284e in QThreadPrivate::start (arg=0x833afd4) at thread/qthread_unix.cpp:185
#5  0xb66a1175 in start_thread () from /lib/libpthread.so.0
#6  0xb6501dce in clone () from /lib/libc.so.6

Thread 6 (Thread 0xa8cc3b90 (LWP 4288)):
#0  0xffffe430 in __kernel_vsyscall ()
#1  0xb66a4c15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb6703862 in QWaitCondition::wait (this=0x8352210, mutex=0x835220c, time=4294967295) at thread/qwaitcondition_unix.cpp:82
#3  0xaa1866aa in RenderThread::run (this=0x8352204) at /usr/src/debug/kdebase-workspace-4.1.82/plasma/wallpapers/image/renderthread.cpp:90
#4  0xb670284e in QThreadPrivate::start (arg=0x8352204) at thread/qthread_unix.cpp:185
#5  0xb66a1175 in start_thread () from /lib/libpthread.so.0
#6  0xb6501dce in clone () from /lib/libc.so.6

Thread 5 (Thread 0xa7a0cb90 (LWP 4289)):
#0  0xffffe430 in __kernel_vsyscall ()
#1  0xb66a4c15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb6703862 in QWaitCondition::wait (this=0x83413f8, mutex=0x83413f4, time=4294967295) at thread/qwaitcondition_unix.cpp:82
#3  0xaa1866aa in RenderThread::run (this=0x83413ec) at /usr/src/debug/kdebase-workspace-4.1.82/plasma/wallpapers/image/renderthread.cpp:90
#4  0xb670284e in QThreadPrivate::start (arg=0x83413ec) at thread/qthread_unix.cpp:185
#5  0xb66a1175 in start_thread () from /lib/libpthread.so.0
#6  0xb6501dce in clone () from /lib/libc.so.6

Thread 4 (Thread 0xa6e22b90 (LWP 4290)):
#0  0xffffe430 in __kernel_vsyscall ()
#1  0xb66a4c15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb6703862 in QWaitCondition::wait (this=0x839e880, mutex=0x839e87c, time=4294967295) at thread/qwaitcondition_unix.cpp:82
#3  0xaa1866aa in RenderThread::run (this=0x839e874) at /usr/src/debug/kdebase-workspace-4.1.82/plasma/wallpapers/image/renderthread.cpp:90
#4  0xb670284e in QThreadPrivate::start (arg=0x839e874) at thread/qthread_unix.cpp:185
#5  0xb66a1175 in start_thread () from /lib/libpthread.so.0
#6  0xb6501dce in clone () from /lib/libc.so.6

Thread 3 (Thread 0xa849eb90 (LWP 4416)):
#0  0xffffe430 in __kernel_vsyscall ()
#1  0xb66a4c15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb6703862 in QWaitCondition::wait (this=0x833ce90, mutex=0x833ce8c, time=4294967295) at thread/qwaitcondition_unix.cpp:82
#3  0xaa1866aa in RenderThread::run (this=0x833ce84) at /usr/src/debug/kdebase-workspace-4.1.82/plasma/wallpapers/image/renderthread.cpp:90
#4  0xb670284e in QThreadPrivate::start (arg=0x833ce84) at thread/qthread_unix.cpp:185
#5  0xb66a1175 in start_thread () from /lib/libpthread.so.0
#6  0xb6501dce in clone () from /lib/libc.so.6

Thread 2 (Thread 0xa6621b90 (LWP 4417)):
#0  0xffffe430 in __kernel_vsyscall ()
#1  0xb66a4c15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb6703862 in QWaitCondition::wait (this=0x8368148, mutex=0x8368144, time=4294967295) at thread/qwaitcondition_unix.cpp:82
#3  0xaa1866aa in RenderThread::run (this=0x836813c) at /usr/src/debug/kdebase-workspace-4.1.82/plasma/wallpapers/image/renderthread.cpp:90
#4  0xb670284e in QThreadPrivate::start (arg=0x836813c) at thread/qthread_unix.cpp:185
#5  0xb66a1175 in start_thread () from /lib/libpthread.so.0
#6  0xb6501dce in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb54a88e0 (LWP 4147)):
[KCrash Handler]
#6  0xb7ea7b4a in Plasma::ExtenderItem::mouseReleaseEvent (this=0x842f788, event=0xbf90f714) at /usr/src/debug/kdelibs-4.1.82/plasma/extenderitem.cpp:772
#7  0xb701c9d0 in QGraphicsItem::sceneEvent (this=0x842f790, event=0xbf90f714) at graphicsview/qgraphicsitem.cpp:4001
#8  0xb706014f in QGraphicsWidget::sceneEvent (this=0x842f788, event=0xbf90f714) at graphicsview/qgraphicswidget.cpp:1011
#9  0xb703aebc in QGraphicsScenePrivate::sendEvent (this=0x80955a0, item=0x842f790, event=0xbf90f714) at graphicsview/qgraphicsscene.cpp:1030
#10 0xb703c0e3 in QGraphicsScenePrivate::sendMouseEvent (this=0x80955a0, mouseEvent=0xbf90f714) at graphicsview/qgraphicsscene.cpp:1101
#11 0xb7043e61 in QGraphicsScene::mouseReleaseEvent (this=0x80700b0, mouseEvent=0xbf90f714) at graphicsview/qgraphicsscene.cpp:3597
#12 0xb70441b7 in QGraphicsScene::event (this=0x80700b0, event=0xbf90f714) at graphicsview/qgraphicsscene.cpp:2966
#13 0xb6a9f82c in QApplicationPrivate::notify_helper (this=0x806a870, receiver=0x80700b0, e=0xbf90f714) at kernel/qapplication.cpp:3803
#14 0xb6aa76ce in QApplication::notify (this=0x805d758, receiver=0x80700b0, e=0xbf90f714) at kernel/qapplication.cpp:3393
#15 0xb782a08d in KApplication::notify (this=0x805d758, receiver=0x80700b0, event=0xbf90f714) at /usr/src/debug/kdelibs-4.1.82/kdeui/kernel/kapplication.cpp:307
#16 0xb67f2a71 in QCoreApplication::notifyInternal (this=0x805d758, receiver=0x80700b0, event=0xbf90f714) at kernel/qcoreapplication.cpp:587
#17 0xb7058592 in QGraphicsView::mouseReleaseEvent (this=0x83fd978, event=0xbf90fd28) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:209
#18 0xb6af7a52 in QWidget::event (this=0x83fd978, event=0xbf90fd28) at kernel/qwidget.cpp:7163
#19 0xb6e2ee43 in QFrame::event (this=0x83fd978, e=0xbf90fd28) at widgets/qframe.cpp:651
#20 0xb6ec596f in QAbstractScrollArea::viewportEvent (this=0x83fd978, e=0xb68d73d4) at widgets/qabstractscrollarea.cpp:943
#21 0xb70536cf in QGraphicsView::viewportEvent (this=0x83fd978, event=0xbf90fd28) at graphicsview/qgraphicsview.cpp:2337
#22 0xb6ec7f15 in QAbstractScrollAreaFilter::eventFilter (this=0x88badf8, o=0x88babf8, e=0xbf90fd28) at widgets/qabstractscrollarea_p.h:96
#23 0xb67f1c4a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x806a870, receiver=0x88babf8, event=0xbf90fd28) at kernel/qcoreapplication.cpp:694
#24 0xb6a9f80a in QApplicationPrivate::notify_helper (this=0x806a870, receiver=0x88babf8, e=0xbf90fd28) at kernel/qapplication.cpp:3799
#25 0xb6aa8081 in QApplication::notify (this=0x805d758, receiver=0x88babf8, e=0xbf90fd28) at kernel/qapplication.cpp:3528
#26 0xb782a08d in KApplication::notify (this=0x805d758, receiver=0x88babf8, event=0xbf90fd28) at /usr/src/debug/kdelibs-4.1.82/kdeui/kernel/kapplication.cpp:307
#27 0xb67f2a71 in QCoreApplication::notifyInternal (this=0x805d758, receiver=0x88babf8, event=0xbf90fd28) at kernel/qcoreapplication.cpp:587
#28 0xb6aa730e in QApplicationPrivate::sendMouseEvent (receiver=0x88babf8, event=0xbf90fd28, alienWidget=0x88babf8, nativeWidget=0x83fd978, buttonDown=0xb7260c90, lastMouseReceiver=@0xb7260c94)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:212
#29 0xb6b11736 in QETWidget::translateMouseEvent (this=0x83fd978, event=0xbf9102fc) at kernel/qapplication_x11.cpp:4040
#30 0xb6b10add in QApplication::x11ProcessEvent (this=0x805d758, event=0xbf9102fc) at kernel/qapplication_x11.cpp:3036
#31 0xb6b391bc in x11EventSourceDispatch (s=0x80638b0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:142
#32 0xb585f0b8 in IA__g_main_context_dispatch (context=0x80643f0) at gmain.c:2144
#33 0xb5862753 in g_main_context_iterate (context=0x80643f0, block=1, dispatch=1, self=0x8061660) at gmain.c:2778
#34 0xb5862911 in IA__g_main_context_iteration (context=0x80643f0, may_block=1) at gmain.c:2841
#35 0xb681d208 in QEventDispatcherGlib::processEvents (this=0x806aa20, flags={i = -1081015112}) at kernel/qeventdispatcher_glib.cpp:319
#36 0xb6b38885 in QGuiEventDispatcherGlib::processEvents (this=0x806aa20, flags={i = -1081015064}) at kernel/qguieventdispatcher_glib.cpp:198
#37 0xb67f114a in QEventLoop::processEvents (this=0xbf910560, flags={i = -1081015000}) at kernel/qeventloop.cpp:143
#38 0xb67f130a in QEventLoop::exec (this=0xbf910560, flags={i = -1081014936}) at kernel/qeventloop.cpp:194
#39 0xb67f39a5 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:845
#40 0xb6a9f6a7 in QApplication::exec () at kernel/qapplication.cpp:3331
#41 0xb7f9fdd1 in kdemain (argc=1, argv=0xbf910734) at /usr/src/debug/kdebase-workspace-4.1.82/plasma/shells/desktop/main.cpp:58
#42 0x08048742 in main (argc=) at /usr/src/debug/kdebase-workspace-4.1.82/build/plasma/shells/desktop/plasma_qgv_dummy.cpp:3