Bug 283542

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.1 (4.7.1)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-11-generic x86_64
Distribution: Ubuntu 11.04

-- Information about the crash:
- What I was doing when the application crashed:

I just clicked the plasmoid to logout from plasma (or better, to shutdown the laptop) and plasma crashed

-- Backtrace:
Application: Shell plochy Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fc5222e87a0 (LWP 5587))]

Thread 4 (Thread 0x7fc4f7b3d700 (LWP 5987)):
#0  0x00007fc521be1f03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fc516609104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc516609639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc51edf7446 in QEventDispatcherGlib::processEvents (this=0x262f4e0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fc51edcb882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fc51edcbabc in QEventLoop::exec (this=0x7fc4f7b3cdb0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007fc51ece2924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#7  0x00007fc51edadc2f in QInotifyFileSystemWatcherEngine::run (this=0x2661a10) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fc51ece5175 in QThreadPrivate::start (arg=0x2661a10) at thread/qthread_unix.cpp:320
#9  0x00007fc517110d8c in start_thread (arg=0x7fc4f7b3d700) at pthread_create.c:304
#10 0x00007fc521bef04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fc4f6195700 (LWP 5988)):
#0  0x00007fc521be1f03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fc516609104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc516609639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc51edf7446 in QEventDispatcherGlib::processEvents (this=0x26ca820, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fc51edcb882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fc51edcbabc in QEventLoop::exec (this=0x7fc4f6194db0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007fc51ece2924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#7  0x00007fc51edadc2f in QInotifyFileSystemWatcherEngine::run (this=0x7fc4fc284640) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fc51ece5175 in QThreadPrivate::start (arg=0x7fc4fc284640) at thread/qthread_unix.cpp:320
#9  0x00007fc517110d8c in start_thread (arg=0x7fc4f6195700) at pthread_create.c:304
#10 0x00007fc521bef04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fc4f1a30700 (LWP 6005)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc51c2402a2 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7fc51c559180) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007fc51c2402d9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7fc51c567254) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007fc517110d8c in start_thread (arg=0x7fc4f1a30700) at pthread_create.c:304
#4  0x00007fc521bef04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fc5222e87a0 (LWP 5587)):
[KCrash Handler]
#6  0x0000000001b4d590 in ?? ()
#7  0x00007fc509518da4 in TaskGroupItem::~TaskGroupItem (this=0x37c26a0, __in_chrg=<value optimized out>) at ../../../../../plasma/desktop/applets/tasks/taskgroupitem.cpp:82
#8  0x00007fc509518e49 in TaskGroupItem::~TaskGroupItem (this=0x37c26a0, __in_chrg=<value optimized out>) at ../../../../../plasma/desktop/applets/tasks/taskgroupitem.cpp:83
#9  0x00007fc51ede04c8 in QObject::event (this=0x37c26a0, e=<value optimized out>) at kernel/qobject.cpp:1209
#10 0x00007fc51e7b11bb in QGraphicsWidget::event (this=0x37c26a0, event=0x2ea9050) at graphicsview/qgraphicswidget.cpp:1423
#11 0x00007fc51e1899f4 in QApplicationPrivate::notify_helper (this=0x1a64ca0, receiver=0x37c26a0, e=0x2ea9050) at kernel/qapplication.cpp:4462
#12 0x00007fc51e18e3ba in QApplication::notify (this=<value optimized out>, receiver=0x37c26a0, e=0x2ea9050) at kernel/qapplication.cpp:4341
#13 0x00007fc51fa6eb86 in KApplication::notify (this=0x1a5e010, receiver=0x37c26a0, event=0x2ea9050) at ../../kdeui/kernel/kapplication.cpp:311
#14 0x00007fc51edcc49c in QCoreApplication::notifyInternal (this=0x1a5e010, receiver=0x37c26a0, event=0x2ea9050) at kernel/qcoreapplication.cpp:731
#15 0x00007fc51edcfc25 in sendEvent (receiver=0x0, event_type=52, data=0x19bcb00) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#16 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=52, data=0x19bcb00) at kernel/qcoreapplication.cpp:1372
#17 0x00007fc51edcff0e in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1015
#18 0x00007fc521eddadc in kdemain (argc=1, argv=0x7fff0bb19f88) at ../../../../plasma/desktop/shell/main.cpp:120
#19 0x00007fc521b27eff in __libc_start_main (main=0x400740 <main(int, char**)>, argc=1, ubp_av=0x7fff0bb19f88, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff0bb19f78) at libc-start.c:226
#20 0x0000000000400669 in _start ()

Possible duplicates by query: bug 283533, bug 283472, bug 283464, bug 283433, bug 283288.

Reported using DrKonqi