Bug 268295

Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.00 (4.6.0)
Qt Version: 4.7.3
Operating System: Linux 2.6.37.3-2-desktop x86_64
Distribution: "openSUSE 11.4 (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed: Plasma crashed when enabled second monitor in Nvidia app. After restart Plasma all is Ok!

The crash can be reproduced every time.

-- Backtrace:
Application: Оболочка Plasma (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f5416061760 (LWP 3311))]

Thread 2 (Thread 0x7f53f43c2700 (LWP 3315)):
#0  0x00007f541377c503 in poll () from /lib64/libc.so.6
#1  0x00007f54105ae114 in ?? () from /lib64/libglib-2.0.so.0
#2  0x00007f54105ae650 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f5414d50396 in QEventDispatcherGlib::processEvents (this=0x10ce2e0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f5414d249a2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f5414d24bb5 in QEventLoop::exec (this=0x7f53f43c1de0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f5414c39874 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:492
#7  0x00007f5414d060d8 in QInotifyFileSystemWatcherEngine::run (this=0x10cd1d0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f5414c3c165 in QThreadPrivate::start (arg=0x10cd1d0) at thread/qthread_unix.cpp:320
#9  0x00007f54149aba3f in start_thread () from /lib64/libpthread.so.0
#10 0x00007f541378567d in clone () from /lib64/libc.so.6
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f5416061760 (LWP 3311)):
[KCrash Handler]
#6  0x00007f53fba400bb in TaskItemLayout::preferredColumns (this=0xd6d850) at /usr/src/debug/kdebase-workspace-4.6.0/plasma/desktop/applets/tasks/taskitemlayout.cpp:247
#7  0x00007f53fba4021d in TaskItemLayout::gridLayoutSize (this=0xd6d850) at /usr/src/debug/kdebase-workspace-4.6.0/plasma/desktop/applets/tasks/taskitemlayout.cpp:265
#8  0x00007f53fba402ad in TaskItemLayout::layoutItems (this=0xd6d850) at /usr/src/debug/kdebase-workspace-4.6.0/plasma/desktop/applets/tasks/taskitemlayout.cpp:288
#9  0x00007f53fba40d9a in TaskItemLayout::insert (this=0xd6d850, index=<optimized out>, item=0x14bc0f0) at /usr/src/debug/kdebase-workspace-4.6.0/plasma/desktop/applets/tasks/taskitemlayout.cpp:149
#10 0x00007f53fba40eec in TaskItemLayout::addTaskItem (this=0xd6d850, item=0x14bc0f0) at /usr/src/debug/kdebase-workspace-4.6.0/plasma/desktop/applets/tasks/taskitemlayout.cpp:102
#11 0x00007f53fba4d478 in TaskGroupItem::itemAdded (this=0xda9710, groupableItem=0x173ec30) at /usr/src/debug/kdebase-workspace-4.6.0/plasma/desktop/applets/tasks/taskgroupitem.cpp:509
#12 0x00007f53fba4d781 in TaskGroupItem::reload (this=0xda9710) at /usr/src/debug/kdebase-workspace-4.6.0/plasma/desktop/applets/tasks/taskgroupitem.cpp:330
#13 0x00007f53fba4db77 in TaskGroupItem::setGroup (this=0xda9710, group=0xdb1900) at /usr/src/debug/kdebase-workspace-4.6.0/plasma/desktop/applets/tasks/taskgroupitem.cpp:379
#14 0x00007f53fba3d4ec in Tasks::qt_metacall (this=0xc98df0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffc5ee7db0) at /usr/src/debug/kdebase-workspace-4.6.0/build/plasma/desktop/applets/tasks/tasks.moc:99
#15 0x00007f5414d39bef in QMetaObject::activate (sender=0xc77bb0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3278
#16 0x00007f53fbc78243 in TaskManager::GroupManagerPrivate::actuallyReloadTasks (this=0xdcb650) at /usr/src/debug/kdebase-workspace-4.6.0/libs/taskmanager/groupmanager.cpp:191
#17 0x00007f53fbc796f1 in TaskManager::GroupManager::qt_metacall (this=0xc77bb0, _c=QMetaObject::InvokeMetaMethod, _id=14, _a=0x7fffc5ee7fa0) at /usr/src/debug/kdebase-workspace-4.6.0/build/libs/taskmanager/groupmanager.moc:117
#18 0x00007f5414d39bef in QMetaObject::activate (sender=0xdcb6a8, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3278
#19 0x00007f5414d39239 in QObject::event (this=0xdcb6a8, e=<optimized out>) at kernel/qobject.cpp:1181
#20 0x00007f5413ef1944 in QApplicationPrivate::notify_helper (this=0x6b1df0, receiver=0xdcb6a8, e=0x7fffc5ee8730) at kernel/qapplication.cpp:4462
#21 0x00007f5413ef9efa in QApplication::notify (this=<optimized out>, receiver=0xdcb6a8, e=0x7fffc5ee8730) at kernel/qapplication.cpp:4341
#22 0x00007f54159c99c6 in KApplication::notify (this=0x6a80b0, receiver=0xdcb6a8, event=0x7fffc5ee8730) at /usr/src/debug/kdelibs-4.6.0/kdeui/kernel/kapplication.cpp:311
#23 0x00007f5414d2554c in QCoreApplication::notifyInternal (this=0x6a80b0, receiver=0xdcb6a8, event=0x7fffc5ee8730) at kernel/qcoreapplication.cpp:787
#24 0x00007f5414d52ee8 in sendEvent (event=0x7fffc5ee8730, receiver=<optimized out>) at kernel/qcoreapplication.h:215
#25 QTimerInfoList::activateTimers (this=0x6b5550) at kernel/qeventdispatcher_unix.cpp:617
#26 0x00007f5414d4fc64 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#27 0x00007f54105adbd3 in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#28 0x00007f54105ae3b0 in ?? () from /lib64/libglib-2.0.so.0
#29 0x00007f54105ae650 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#30 0x00007f5414d5033f in QEventDispatcherGlib::processEvents (this=0x6a8af0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#31 0x00007f5413f974ee in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#32 0x00007f5414d249a2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#33 0x00007f5414d24bb5 in QEventLoop::exec (this=0x7fffc5ee8a30, flags=...) at kernel/qeventloop.cpp:201
#34 0x00007f5414d28ffb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#35 0x00007f5403febda8 in kdemain (argc=1, argv=0x6709c0) at /usr/src/debug/kdebase-workspace-4.6.0/plasma/desktop/shell/main.cpp:118
#36 0x00000000004075e9 in _start ()

Possible duplicates by query: bug 266400, bug 264167, bug 264079, bug 243357, bug 232960.

Reported using DrKonqi