Application: plasma-desktop (0.3)
KDE Platform Version: 4.3.90 (KDE 4.3.90 (KDE 4.4 RC1))
Qt Version: 4.6.0
Operating System: Linux 2.6.31-18-generic i686
Distribution: Ubuntu 9.10

-- Information about the crash:
Plasma crashes when I work in playonlinux installed from repositories. Plasma crash is very frequent now after update to KDE 4.4 rc

The crash can be reproduced every time.

 -- Backtrace:
Application: Przestrzeń robocza Plazmy (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb778c700 (LWP 2292))]

Thread 2 (Thread 0xaa543b70 (LWP 2293)):
#0  0x00f87422 in __kernel_vsyscall ()
#1  0x0087ae15 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:122
#2  0x0065a307 in QWaitConditionPrivate::wait (this=0xa36b2d0, mutex=0xa36b2cc, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#3  QWaitCondition::wait (this=0xa36b2d0, mutex=0xa36b2cc, time=4294967295) at thread/qwaitcondition_unix.cpp:159
#4  0x06f77102 in QHostInfoAgent::run (this=0xa36b2c0) at kernel/qhostinfo.cpp:252
#5  0x006593ae in QThreadPrivate::start (arg=0xa36b2c0) at thread/qthread_unix.cpp:244
#6  0x0087680e in start_thread (arg=0xaa543b70) at pthread_create.c:300
#7  0x0915a8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb778c700 (LWP 2292)):
[KCrash Handler]
#6  QGraphicsScenePrivate::processDirtyItemsRecursive (this=0x9dcfff8, item=0xaa6bb60, dirtyAncestorContainsChildren=false, parentOpacity=1) at graphicsview/qgraphicsscene.cpp:4895
#7  0x01765eed in QGraphicsScenePrivate::_q_processDirtyItems (this=0x9dcfff8) at graphicsview/qgraphicsscene.cpp:466
#8  0x017664f6 in QGraphicsScene::qt_metacall (this=0x9dce210, _c=QMetaObject::InvokeMetaMethod, _id=14, _a=0xa9bec20) at .moc/release-shared/moc_qgraphicsscene.cpp:130
#9  0x01b4820a in Plasma::Corona::qt_metacall (this=0x9dce210, _c=QMetaObject::InvokeMetaMethod, _id=18, _a=0xa9bec20) at ./corona.moc:107
#10 0x09c91faa in ?? () from /usr/lib/libkdeinit4_plasma-desktop.so
#11 0x0076011a in QMetaObject::metacall (object=0x9dce210, cl=QMetaObject::InvokeMetaMethod, idx=18, argv=0x0) at kernel/qmetaobject.cpp:237
#12 0x0076a856 in QMetaCallEvent::placeMetaCall (this=0xa86aca8, object=0x9dce210) at kernel/qobject.cpp:574
#13 0x0076b8ae in QObject::event (this=0x9dce210, e=0xa86aca8) at kernel/qobject.cpp:1260
#14 0x017621c4 in QGraphicsScene::event (this=0x9dce210, event=0xa86aca8) at graphicsview/qgraphicsscene.cpp:3450
#15 0x010bd19c in QApplicationPrivate::notify_helper (this=0x9d4a1a0, receiver=0x9dce210, e=0xa86aca8) at kernel/qapplication.cpp:4242
#16 0x010c3df7 in QApplication::notify (this=0x9d43b50, receiver=0x9dce210, e=0xa86aca8) at kernel/qapplication.cpp:3661
#17 0x0041c67a in KApplication::notify (this=0x9d43b50, receiver=0x9dce210, event=0xa86aca8) at ../../kdeui/kernel/kapplication.cpp:302
#18 0x0075aeab in QCoreApplication::notifyInternal (this=0x9d43b50, receiver=0x9dce210, event=0xa86aca8) at kernel/qcoreapplication.cpp:704
#19 0x0075d8e3 in QCoreApplication::sendEvent (receiver=0x0, event_type=0, data=0x9ce28a8) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#20 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x9ce28a8) at kernel/qcoreapplication.cpp:1345
#21 0x0075da4d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1238
#22 0x007870df in QCoreApplication::sendPostedEvents (s=0x9d4c5b8) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#23 postEventSourceDispatch (s=0x9d4c5b8) at kernel/qeventdispatcher_glib.cpp:276
#24 0x08c20e88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#25 0x08c24730 in ?? () from /lib/libglib-2.0.so.0
#26 0x08c24863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#27 0x00786bd5 in QEventDispatcherGlib::processEvents (this=0x9d49488, flags=...) at kernel/qeventdispatcher_glib.cpp:407
#28 0x0117ab75 in QGuiEventDispatcherGlib::processEvents (this=0x9d49488, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#29 0x007594c9 in QEventLoop::processEvents (this=0xbf872364, flags=) at kernel/qeventloop.cpp:149
#30 0x0075991a in QEventLoop::exec (this=0xbf872364, flags=...) at kernel/qeventloop.cpp:201
#31 0x0075db0f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#32 0x010bd237 in QApplication::exec () at kernel/qapplication.cpp:3570
#33 0x09c99c7e in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#34 0x0804dff7 in launch (argc=<value optimized out>, _name=<value optimized out>, args=<value optimized out>, cwd=0x0, envc=0, envs=0x9d38480 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x8051429 "0") at ../../kinit/kinit.cpp:706
#35 0x0804ec15 in handle_launcher_request (sock=<value optimized out>, who=<value optimized out>) at ../../kinit/kinit.cpp:1198
#36 0x0804f08c in handle_requests (waitForPid=<value optimized out>) at ../../kinit/kinit.cpp:1391
#37 0x0804fe27 in main (argc=4, argv=0xbf872e14, envp=0xbf872e28) at ../../kinit/kinit.cpp:1830

Possible duplicates by query: bug 222452, bug 222415, bug 222394, bug 222310, bug 222267.

Reported using DrKonqi