Bug 285701

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:

I startet a new Mini App
...........................................

-- Backtrace:
Application: Plasma-Desktop-Umgebung (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7ffa8ba6d7c0 (LWP 8941))]

Thread 4 (Thread 0x7ffa66b0d700 (LWP 8942)):
#0  0x00007ffa803dd1fd in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x2b79cf8) at pthread_mutex_unlock.c:290
#2  0x00007ffa7f8cd451 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffa88533f3e in QEventDispatcherGlib::processEvents (this=0x2b79950, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007ffa88507cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007ffa88507ef7 in QEventLoop::exec (this=0x7ffa66b0ccd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007ffa8841f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007ffa884eacbf in QInotifyFileSystemWatcherEngine::run (this=0x2b75450) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007ffa88421d05 in QThreadPrivate::start (arg=0x2b75450) at thread/qthread_unix.cpp:331
#9  0x00007ffa7cbe656c in ?? () from /usr/lib/nvidia-current-updates/libGL.so.1
#10 0x00007ffa803d9efc in start_thread (arg=0x7ffa66b0d700) at pthread_create.c:304
#11 0x00007ffa8b34d89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7ffa5ffff700 (LWP 8943)):
#0  0x00007ffa803dd1fd in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x2da3a58) at pthread_mutex_unlock.c:290
#2  0x00007ffa7f8cbfe4 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffa7f8ccdfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffa7f8cd429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffa88533f3e in QEventDispatcherGlib::processEvents (this=0x2da3540, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007ffa88507cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007ffa88507ef7 in QEventLoop::exec (this=0x7ffa5fffecd0, flags=...) at kernel/qeventloop.cpp:201
#8  0x00007ffa8841f27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#9  0x00007ffa884eacbf in QInotifyFileSystemWatcherEngine::run (this=0x2da2810) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007ffa88421d05 in QThreadPrivate::start (arg=0x2da2810) at thread/qthread_unix.cpp:331
#11 0x00007ffa7cbe656c in ?? () from /usr/lib/nvidia-current-updates/libGL.so.1
#12 0x00007ffa803d9efc in start_thread (arg=0x7ffa5ffff700) at pthread_create.c:304
#13 0x00007ffa8b34d89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#14 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7ffa5cfd2700 (LWP 8949)):
#0  0x00007ffa8b341773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007ffa7f8ccf68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffa7f8cd792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffa5dab0516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007ffa7f8f22b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffa7cbe656c in ?? () from /usr/lib/nvidia-current-updates/libGL.so.1
#6  0x00007ffa803d9efc in start_thread (arg=0x7ffa5cfd2700) at pthread_create.c:304
#7  0x00007ffa8b34d89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7ffa8ba6d7c0 (LWP 8941)):
[KCrash Handler]
#6  0x00007ffa87e9a734 in QGraphicsLayoutItem::isLayout (this=0x3d66ef0) at graphicsview/qgraphicslayoutitem.cpp:868
#7  0x00007ffa87e996e2 in QGraphicsLayoutPrivate::activateRecursive (this=0x83ee740, item=0x3d66ef0) at graphicsview/qgraphicslayout_p.cpp:181
#8  0x00007ffa87e99724 in QGraphicsLayoutPrivate::activateRecursive (this=0x83ee740, item=0x98e4d70) at graphicsview/qgraphicslayout_p.cpp:194
#9  0x00007ffa87e990db in QGraphicsLayout::activate (this=0x98e4d70) at graphicsview/qgraphicslayout.cpp:261
#10 0x00007ffa87e99199 in QGraphicsLayout::widgetEvent (this=0x98e4d70, e=<optimized out>) at graphicsview/qgraphicslayout.cpp:389
#11 0x00007ffa87ed785a in QGraphicsWidget::event (this=<optimized out>, event=0x98e4b10) at graphicsview/qgraphicswidget.cpp:1379
#12 0x00007ffa878b9424 in notify_helper (e=0x98e4b10, receiver=0x3d63dc0, this=0x1e07940) at kernel/qapplication.cpp:4486
#13 QApplicationPrivate::notify_helper (this=0x1e07940, receiver=0x3d63dc0, e=0x98e4b10) at kernel/qapplication.cpp:4458
#14 0x00007ffa878be291 in QApplication::notify (this=0x1de7280, receiver=0x3d63dc0, e=0x98e4b10) at kernel/qapplication.cpp:4365
#15 0x00007ffa891b7126 in KApplication::notify (this=0x1de7280, receiver=0x3d63dc0, event=0x98e4b10) at ../../kdeui/kernel/kapplication.cpp:311
#16 0x00007ffa88508afc in QCoreApplication::notifyInternal (this=0x1de7280, receiver=0x3d63dc0, event=0x98e4b10) at kernel/qcoreapplication.cpp:787
#17 0x00007ffa8850c51f in sendEvent (event=0x98e4b10, receiver=0x3d63dc0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#18 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x1d4a430) at kernel/qcoreapplication.cpp:1428
#19 0x00007ffa88533a73 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#20 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:277
#21 0x00007ffa7f8cca5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007ffa7f8cd258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007ffa7f8cd429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007ffa88533ed6 in QEventDispatcherGlib::processEvents (this=0x1d4bf40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#25 0x00007ffa8796107e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#26 0x00007ffa88507cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#27 0x00007ffa88507ef7 in QEventLoop::exec (this=0x7fff0ee8d310, flags=...) at kernel/qeventloop.cpp:201
#28 0x00007ffa8850c789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#29 0x00007ffa8b64c1a3 in kdemain (argc=1, argv=0x7fff0ee8d6f8) at ../../../../plasma/desktop/shell/main.cpp:120
#30 0x00007ffa8b28d30d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fff0ee8d6f8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff0ee8d6e8) at libc-start.c:226
#31 0x0000000000400671 in _start ()

Possible duplicates by query: bug 285526, bug 285399, bug 285193, bug 284550, bug 284392.

Reported using DrKonqi