Bug 293361

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.2 (4.7.2) "release 5"
Qt Version: 4.7.4
Operating System: Linux 3.1.0-1.2-desktop x86_64
Distribution: "openSUSE 12.1 (x86_64)"

-- Information about the crash:
At the time of crash I was not really doing something special. Just wanted to shutdown the PC. The laptop was connected with a wireless network at the time of crash.

-- Backtrace:
Application: Plasma Desktop Shell (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fd2e6fe9760 (LWP 1547))]

Thread 6 (Thread 0x7fd2c4fa3700 (LWP 1548)):
#0  0x00007fd2e1443a8c in ?? () from /usr/lib64/libglib-2.0.so.0
#1  0x00007fd2e1443f59 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fd2e5c60576 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#3  0x00007fd2e5c34a22 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#4  0x00007fd2e5c34c1f in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#5  0x00007fd2e5b4c5df in QThread::exec() () from /usr/lib64/libQtCore.so.4
#6  0x00007fd2e5c17aef in ?? () from /usr/lib64/libQtCore.so.4
#7  0x00007fd2e5b4f025 in ?? () from /usr/lib64/libQtCore.so.4
#8  0x00007fd2e58bef05 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fd2e465763d in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7fd2b7fff700 (LWP 15943)):
#0  0x00007fd2e58c2e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fd2e5b4f4bb in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQtCore.so.4
#2  0x00007fd2d9979104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0xff7340, th=0x1ce2120) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#3  0x00007fd2d997b6ab in ThreadWeaver::WorkingHardState::applyForWork (this=0xf67330, th=0x1ce2120) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#4  0x00007fd2d997a56f in ThreadWeaver::ThreadRunHelper::run (this=0x7fd2b7ffee40, parent=0xff7340, th=0x1ce2120) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#5  0x00007fd2d997a5fb in ThreadWeaver::Thread::run (this=0x1ce2120) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#6  0x00007fd2e5b4f025 in ?? () from /usr/lib64/libQtCore.so.4
#7  0x00007fd2e58bef05 in start_thread () from /lib64/libpthread.so.0
#8  0x00007fd2e465763d in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7fd2bd283700 (LWP 15944)):
#0  0x00007fd2e58c2e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fd2e5b4f4bb in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQtCore.so.4
#2  0x00007fd2d9979104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0xff7340, th=0x207b350) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#3  0x00007fd2d997b6ab in ThreadWeaver::WorkingHardState::applyForWork (this=0xf67330, th=0x207b350) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#4  0x00007fd2d997a56f in ThreadWeaver::ThreadRunHelper::run (this=0x7fd2bd282e40, parent=0xff7340, th=0x207b350) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#5  0x00007fd2d997a5fb in ThreadWeaver::Thread::run (this=0x207b350) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#6  0x00007fd2e5b4f025 in ?? () from /usr/lib64/libQtCore.so.4
#7  0x00007fd2e58bef05 in start_thread () from /lib64/libpthread.so.0
#8  0x00007fd2e465763d in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7fd2b6399700 (LWP 15945)):
#0  0x00007fd2e58c2e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fd2e5b4f4bb in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQtCore.so.4
#2  0x00007fd2d9979104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0xff7340, th=0x1ac21c0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#3  0x00007fd2d997b6ab in ThreadWeaver::WorkingHardState::applyForWork (this=0xf67330, th=0x1ac21c0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#4  0x00007fd2d997a56f in ThreadWeaver::ThreadRunHelper::run (this=0x7fd2b6398e40, parent=0xff7340, th=0x1ac21c0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#5  0x00007fd2d997a5fb in ThreadWeaver::Thread::run (this=0x1ac21c0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#6  0x00007fd2e5b4f025 in ?? () from /usr/lib64/libQtCore.so.4
#7  0x00007fd2e58bef05 in start_thread () from /lib64/libpthread.so.0
#8  0x00007fd2e465763d in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fd2b5b98700 (LWP 15946)):
#0  0x00007fd2e58c2e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fd2e5b4f4bb in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQtCore.so.4
#2  0x00007fd2d9979104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0xff7340, th=0x24539e0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WeaverImpl.cpp:365
#3  0x00007fd2d997b6ab in ThreadWeaver::WorkingHardState::applyForWork (this=0xf67330, th=0x24539e0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/WorkingHardState.cpp:71
#4  0x00007fd2d997a56f in ThreadWeaver::ThreadRunHelper::run (this=0x7fd2b5b97e40, parent=0xff7340, th=0x24539e0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:87
#5  0x00007fd2d997a5fb in ThreadWeaver::Thread::run (this=0x24539e0) at /usr/src/debug/kdelibs-4.7.2/threadweaver/Weaver/Thread.cpp:142
#6  0x00007fd2e5b4f025 in ?? () from /usr/lib64/libQtCore.so.4
#7  0x00007fd2e58bef05 in start_thread () from /lib64/libpthread.so.0
#8  0x00007fd2e465763d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fd2e6fe9760 (LWP 1547)):
[KCrash Handler]
#6  0x00007fd2cc7a1cc3 in TaskGroupItem::~TaskGroupItem (this=0x737f10, __in_chrg=<optimized out>) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/applets/tasks/taskgroupitem.cpp:82
#7  0x00007fd2cc7a1d79 in TaskGroupItem::~TaskGroupItem (this=0x737f10, __in_chrg=<optimized out>) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/applets/tasks/taskgroupitem.cpp:83
#8  0x00007fd2e5c4c178 in QObject::event(QEvent*) () from /usr/lib64/libQtCore.so.4
#9  0x00007fd2e540131b in QGraphicsWidget::event (this=0x737f10, event=0x2229e70) at graphicsview/qgraphicswidget.cpp:1455
#10 0x00007fd2e4de7c34 in notify_helper (e=0x2229e70, receiver=0x737f10, this=0x6d92a0) at kernel/qapplication.cpp:4481
#11 QApplicationPrivate::notify_helper (this=0x6d92a0, receiver=0x737f10, e=0x2229e70) at kernel/qapplication.cpp:4453
#12 0x00007fd2e4decac1 in QApplication::notify (this=0x6cb9e0, receiver=0x737f10, e=0x2229e70) at kernel/qapplication.cpp:4360
#13 0x00007fd2e69c7e36 in KApplication::notify (this=0x6cb9e0, receiver=0x737f10, event=0x2229e70) at /usr/src/debug/kdelibs-4.7.2/kdeui/kernel/kapplication.cpp:311
#14 0x00007fd2e5c3581c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#15 0x00007fd2e5c38bf8 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib64/libQtCore.so.4
#16 0x00007fd2e5c38e1e in QCoreApplication::exec() () from /usr/lib64/libQtCore.so.4
#17 0x00007fd2d478e773 in kdemain (argc=1, argv=0x6538e0) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/shell/main.cpp:120
#18 0x0000000000408897 in _start ()

This bug may be a duplicate of or related to bug 275286.

Possible duplicates by query: bug 293350, bug 292722, bug 292424, bug 291807, bug 291784.

Reported using DrKonqi