Bug 269347

Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.1 (4.6.1)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-28-generic x86_64
Distribution: Ubuntu 10.10

-- Information about the crash:
- What I was doing when the application crashed:
Just starting up. This is a clean install Kubuntu Maverick 10.10 64 bits

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f5180dcc780 (LWP 1847))]

Thread 4 (Thread 0x7f51568c7700 (LWP 1908)):
#0  0x00007f51806c6203 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f5175511009 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f517551145c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f517da3f1e6 in QEventDispatcherGlib::processEvents (this=0x2380fd0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#4  0x00007f517da11a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f517da11dec in QEventLoop::exec (this=0x7f51568c6d90, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f517d91c2fd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007f517d9f15f8 in QInotifyFileSystemWatcherEngine::run (this=0x23589a0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f517d91f27e in QThreadPrivate::start (arg=0x23589a0) at thread/qthread_unix.cpp:266
#9  0x00007f5175bc3971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007f51806d292d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f51541f4700 (LWP 1909)):
#0  0x00007f51806c6203 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f5175511009 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f517551145c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f517da3f1e6 in QEventDispatcherGlib::processEvents (this=0x24293d0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#4  0x00007f517da11a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f517da11dec in QEventLoop::exec (this=0x7f51541f3d90, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f517d91c2fd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007f517d9f15f8 in QInotifyFileSystemWatcherEngine::run (this=0x2428770) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f517d91f27e in QThreadPrivate::start (arg=0x2428770) at thread/qthread_unix.cpp:266
#9  0x00007f5175bc3971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007f51806d292d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f514e0f8700 (LWP 1940)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f517c0ef20e in ?? () from /usr/lib/libQtWebKit.so.4
#2  0x00007f517c0ef329 in ?? () from /usr/lib/libQtWebKit.so.4
#3  0x00007f5175bc3971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#4  0x00007f51806d292d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f5180dcc780 (LWP 1847)):
[KCrash Handler]
#6  0x00007f517d3b16a4 in QGraphicsLayoutItem::isLayout (this=0x2d0dba0) at graphicsview/qgraphicslayoutitem.cpp:804
#7  0x00007f517d3b0742 in QGraphicsLayoutPrivate::activateRecursive (this=0x1f86050, item=0x2d0dba0) at graphicsview/qgraphicslayout_p.cpp:181
#8  0x00007f517d3b0780 in QGraphicsLayoutPrivate::activateRecursive (this=0x1f86050, item=0x1f8a730) at graphicsview/qgraphicslayout_p.cpp:189
#9  0x00007f517d3b0103 in QGraphicsLayout::activate (this=0x1f8a730) at graphicsview/qgraphicslayout.cpp:261
#10 0x00007f517d3b01c1 in QGraphicsLayout::widgetEvent (this=0x1f8a730, e=0x2d0dba0) at graphicsview/qgraphicslayout.cpp:369
#11 0x00007f517d3f510f in QGraphicsWidget::event (this=0x1f85cb0, event=0x196dbb0) at graphicsview/qgraphicswidget.cpp:1329
#12 0x00007f517cd79fdc in QApplicationPrivate::notify_helper (this=0x195c3d0, receiver=0x1f85cb0, e=0x196dbb0) at kernel/qapplication.cpp:4396
#13 0x00007f517cd7faed in QApplication::notify (this=0x19482f0, receiver=0x1f85cb0, e=0x196dbb0) at kernel/qapplication.cpp:4277
#14 0x00007f517e7192c6 in KApplication::notify (this=0x19482f0, receiver=0x1f85cb0, event=0x196dbb0) at ../../kdeui/kernel/kapplication.cpp:311
#15 0x00007f517da12cdc in QCoreApplication::notifyInternal (this=0x19482f0, receiver=0x1f85cb0, event=0x196dbb0) at kernel/qcoreapplication.cpp:732
#16 0x00007f517da15c22 in sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x1907530) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#17 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x1907530) at kernel/qcoreapplication.cpp:1373
#18 0x00007f517da3f653 in sendPostedEvents (s=0x195fa70) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#19 postEventSourceDispatch (s=0x195fa70) at kernel/qeventdispatcher_glib.cpp:277
#20 0x00007f517550d342 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#21 0x00007f51755112a8 in ?? () from /lib/libglib-2.0.so.0
#22 0x00007f517551145c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#23 0x00007f517da3f193 in QEventDispatcherGlib::processEvents (this=0x1906c20, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:415
#24 0x00007f517ce2ca4e in QGuiEventDispatcherGlib::processEvents (this=0x2d0dba0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#25 0x00007f517da11a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#26 0x00007f517da11dec in QEventLoop::exec (this=0x7fff93ade6a0, flags=) at kernel/qeventloop.cpp:201
#27 0x00007f517da15ebb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#28 0x00007f51809b0cf3 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/desktop/shell/main.cpp:118
#29 0x00007f518060ad8e in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff93adea78) at libc-start.c:226
#30 0x0000000000400669 in _start ()

This bug may be a duplicate of or related to bug 241685.

Possible duplicates by query: bug 268413, bug 265719, bug 265073, bug 261522, bug 260906.

Reported using DrKonqi