Bug 285715

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed: Computer had been on for some time.  Was backing up files to external medial just prior.  Dismounted the external drive, then shut the computer off.... now I'm reporting a bug ;)

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f2bc005e7c0 (LWP 2063))]

Thread 4 (Thread 0x7f2b969d0700 (LWP 2065)):
#0  0xffffffffff60017b in ?? ()
#1  0x00007f2b969cf9f0 in ?? ()
#2  0x00007fffeadff7e7 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 3 (Thread 0x7f2b9417a700 (LWP 2066)):
#0  0x00007f2bbf93c773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f2bb3ec7f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2bb3ec8429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2bbcb2ef3e in QEventDispatcherGlib::processEvents (this=0x30060b0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f2bbcb02cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f2bbcb02ef7 in QEventLoop::exec (this=0x7f2b94179cd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f2bbca1a27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f2bbcae5cbf in QInotifyFileSystemWatcherEngine::run (this=0x300b620) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f2bbca1cd05 in QThreadPrivate::start (arg=0x300b620) at thread/qthread_unix.cpp:331
#9  0x00007f2bb11e156c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f2bb49d4efc in start_thread (arg=0x7f2b9417a700) at pthread_create.c:304
#11 0x00007f2bbf94889d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f2b8a623700 (LWP 2074)):
#0  0x00007f2bbf93c773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f2bb3ec7f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2bb3ec8792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2b8b101516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f2bb3eed2b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f2bb11e156c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#6  0x00007f2bb49d4efc in start_thread (arg=0x7f2b8a623700) at pthread_create.c:304
#7  0x00007f2bbf94889d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f2bc005e7c0 (LWP 2063)):
[KCrash Handler]
#6  0x00007f2ba4a3fb93 in TaskGroupItem::~TaskGroupItem (this=0x2a32110, __in_chrg=<optimized out>) at ../../../../../plasma/desktop/applets/tasks/taskgroupitem.cpp:82
#7  0x00007f2ba4a3fc49 in TaskGroupItem::~TaskGroupItem (this=0x2a32110, __in_chrg=<optimized out>) at ../../../../../plasma/desktop/applets/tasks/taskgroupitem.cpp:83
#8  0x00007f2bbcb1aa88 in QObject::event (this=0x2a32110, e=<optimized out>) at kernel/qobject.cpp:1200
#9  0x00007f2bbc4d289b in QGraphicsWidget::event (this=0x2a32110, event=0x3290b40) at graphicsview/qgraphicswidget.cpp:1455
#10 0x00007f2bbbeb4424 in notify_helper (e=0x3290b40, receiver=0x2a32110, this=0x19b6fe0) at kernel/qapplication.cpp:4486
#11 QApplicationPrivate::notify_helper (this=0x19b6fe0, receiver=0x2a32110, e=0x3290b40) at kernel/qapplication.cpp:4458
#12 0x00007f2bbbeb9291 in QApplication::notify (this=0x199a4e0, receiver=0x2a32110, e=0x3290b40) at kernel/qapplication.cpp:4365
#13 0x00007f2bbd7b2126 in KApplication::notify (this=0x199a4e0, receiver=0x2a32110, event=0x3290b40) at ../../kdeui/kernel/kapplication.cpp:311
#14 0x00007f2bbcb03afc in QCoreApplication::notifyInternal (this=0x199a4e0, receiver=0x2a32110, event=0x3290b40) at kernel/qcoreapplication.cpp:787
#15 0x00007f2bbcb0751f in sendEvent (event=0x3290b40, receiver=0x2a32110) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#16 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=52, data=0x1900430) at kernel/qcoreapplication.cpp:1428
#17 0x00007f2bbcb077c4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1071
#18 0x00007f2bbfc471a3 in kdemain (argc=1, argv=0x7fffeadca498) at ../../../../plasma/desktop/shell/main.cpp:120
#19 0x00007f2bbf88830d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fffeadca498, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffeadca488) at libc-start.c:226
#20 0x0000000000400671 in _start ()

This bug may be a duplicate of or related to bug 285707.

Possible duplicates by query: bug 285707, bug 285694, bug 285543, bug 285398, bug 285302.

Reported using DrKonqi