Application: plasma-desktop (0.3)
KDE Platform Version: 4.4.85 (KDE 4.4.85 (KDE 4.5 Beta2))
Qt Version: 4.7.0
Operating System: Linux 2.6.32-22-generic x86_64
Distribution: Ubuntu 10.04 LTS

-- Information about the crash:
- What I was doing when the application crashed: I cloned my main activity, moved the widgets around on the new activity, stopped it, deleted it, then plasma-desktop crashed.

-- Backtrace:
Application: Plasma Workspace (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f04dad73780 (LWP 1491))]

Thread 3 (Thread 0x7f04bd1ff710 (LWP 1496)):
#0  0x00007f04da67ef53 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f04cf3144a9 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f04cf3148fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f04d7d0d9c6 in QEventDispatcherGlib::processEvents (this=0x23799c0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f04d7ce05b2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f04d7ce098c in QEventLoop::exec (this=0x7f04bd1fed90, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f04d7bec1cd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007f04d7cc04d8 in QInotifyFileSystemWatcherEngine::run (this=0x23e9010) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f04d7bef14e in QThreadPrivate::start (arg=0x23e9010) at thread/qthread_unix.cpp:266
#9  0x00007f04d795d9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f04da68b6cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f04b8072710 (LWP 1732)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f04d50ae0c4 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f04d53b8140) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007f04d50ae0f9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7f04d53c6214) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007f04d795d9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f04da68b6cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f04dad73780 (LWP 1491)):
[KCrash Handler]
#6  0x00007f04d7448824 in QGraphicsItem::isPanel (this=0x3bef830) at graphicsview/qgraphicsitem.cpp:1743
#7  0x00007f04d7495afc in QGraphicsScene::event (this=0x18b18c0, event=0x7ffff133cc20) at graphicsview/qgraphicsscene.cpp:3464
#8  0x00007f04d6e4e84c in QApplicationPrivate::notify_helper (this=0x18c85b0, receiver=0x18b18c0, e=0x7ffff133cc20) at kernel/qapplication.cpp:4358
#9  0x00007f04d6e542ed in QApplication::notify (this=0x18ac6d0, receiver=0x18b18c0, e=0x7ffff133cc20) at kernel/qapplication.cpp:4241
#10 0x00007f04d8995f16 in KApplication::notify (this=0x18ac6d0, receiver=0x18b18c0, event=0x7ffff133cc20) at ../../kdeui/kernel/kapplication.cpp:302
#11 0x00007f04d7ce187c in QCoreApplication::notifyInternal (this=0x18ac6d0, receiver=0x18b18c0, event=0x7ffff133cc20) at kernel/qcoreapplication.cpp:732
#12 0x00007f04d74b14d8 in QGraphicsView::viewportEvent (this=0x382ce90, event=0x7ffff133cc20) at graphicsview/qgraphicsview.cpp:2789
#13 0x00007f04d7ce10a7 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x2dc96d0, event=0x7ffff133cc20) at kernel/qcoreapplication.cpp:847
#14 0x00007f04d6e4e81c in QApplicationPrivate::notify_helper (this=0x18c85b0, receiver=0x2dc96d0, e=0x7ffff133cc20) at kernel/qapplication.cpp:4354
#15 0x00007f04d6e542ed in QApplication::notify (this=0x18ac6d0, receiver=0x2dc96d0, e=0x7ffff133cc20) at kernel/qapplication.cpp:4241
#16 0x00007f04d8995f16 in KApplication::notify (this=0x18ac6d0, receiver=0x2dc96d0, event=0x7ffff133cc20) at ../../kdeui/kernel/kapplication.cpp:302
#17 0x00007f04d7ce187c in QCoreApplication::notifyInternal (this=0x18ac6d0, receiver=0x2dc96d0, event=0x7ffff133cc20) at kernel/qcoreapplication.cpp:732
#18 0x00007f04d6ea4283 in QCoreApplication::sendEvent (this=<value optimized out>, event=0x7ffff133cc20) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#19 QWidget::event (this=<value optimized out>, event=0x7ffff133cc20) at kernel/qwidget.cpp:8353
#20 0x00007f04d72626a6 in QFrame::event (this=0x382ce90, e=0x7ffff133cc20) at widgets/qframe.cpp:557
#21 0x00007f04d72ef4fb in QAbstractScrollArea::event (this=0x382ce90, e=0x7ffff133cc20) at widgets/qabstractscrollarea.cpp:990
#22 0x00007f04d6e4e84c in QApplicationPrivate::notify_helper (this=0x18c85b0, receiver=0x382ce90, e=0x7ffff133cc20) at kernel/qapplication.cpp:4358
#23 0x00007f04d6e542ed in QApplication::notify (this=0x18ac6d0, receiver=0x382ce90, e=0x7ffff133cc20) at kernel/qapplication.cpp:4241
#24 0x00007f04d8995f16 in KApplication::notify (this=0x18ac6d0, receiver=0x382ce90, event=0x7ffff133cc20) at ../../kdeui/kernel/kapplication.cpp:302
#25 0x00007f04d7ce187c in QCoreApplication::notifyInternal (this=0x18ac6d0, receiver=0x382ce90, event=0x7ffff133cc20) at kernel/qcoreapplication.cpp:732
#26 0x00007f04d6ea4283 in QCoreApplication::sendEvent (this=<value optimized out>, event=0x7ffff133cc20) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#27 QWidget::event (this=<value optimized out>, event=0x7ffff133cc20) at kernel/qwidget.cpp:8353
#28 0x00007f04d6e4e84c in QApplicationPrivate::notify_helper (this=0x18c85b0, receiver=0x21c51c0, e=0x7ffff133cc20) at kernel/qapplication.cpp:4358
#29 0x00007f04d6e542ed in QApplication::notify (this=0x18ac6d0, receiver=0x21c51c0, e=0x7ffff133cc20) at kernel/qapplication.cpp:4241
#30 0x00007f04d8995f16 in KApplication::notify (this=0x18ac6d0, receiver=0x21c51c0, event=0x7ffff133cc20) at ../../kdeui/kernel/kapplication.cpp:302
#31 0x00007f04d7ce187c in QCoreApplication::notifyInternal (this=0x18ac6d0, receiver=0x21c51c0, event=0x7ffff133cc20) at kernel/qcoreapplication.cpp:732
#32 0x00007f04d6e57e3b in QCoreApplication::sendSpontaneousEvent (act=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#33 QApplication::setActiveWindow (act=<value optimized out>) at kernel/qapplication.cpp:2508
#34 0x00007f04d6ed487e in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7ffff133d2f0) at kernel/qapplication_x11.cpp:3455
#35 0x00007f04d6f00482 in x11EventSourceDispatch (s=0x18cbcd0, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#36 0x00007f04cf3108c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#37 0x00007f04cf314748 in ?? () from /lib/libglib-2.0.so.0
#38 0x00007f04cf3148fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#39 0x00007f04d7d0d973 in QEventDispatcherGlib::processEvents (this=0x1890d60, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#40 0x00007f04d6effdee in QGuiEventDispatcherGlib::processEvents (this=0x3bef830, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#41 0x00007f04d7ce05b2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#42 0x00007f04d7ce098c in QEventLoop::exec (this=0x7ffff133d620, flags=) at kernel/qeventloop.cpp:201
#43 0x00007f04d7ce4a3b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#44 0x00007f04da9636f6 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/desktop/shell/main.cpp:118
#45 0x00007f04da5c3c4d in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, 
    rtld_fini=<value optimized out>, stack_end=0x7ffff133d9e8) at libc-start.c:226
#46 0x00000000004006c9 in _start ()

This bug may be a duplicate of or related to bug 226152.

Possible duplicates by query: bug 241483, bug 241477, bug 240974, bug 240160, bug 240123.

Reported using DrKonqi