Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.5 (4.6.5)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-10-generic x86_64
Distribution: Ubuntu 11.04

-- Information about the crash:
- What I was doing when the application crashed:
Select network applet
Select different network profile
Plasma crashed

The crash can be reproduced some of the time.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f72a899b7c0 (LWP 1795))]

Thread 4 (Thread 0x7f7282d14700 (LWP 1815)):
#0  0x00007f72a828df03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f729cc6a104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f729cc6a639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f72a549a446 in QEventDispatcherGlib::processEvents (this=0x2e84890, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f72a546e882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f72a546eabc in QEventLoop::exec (this=0x7f7282d13cd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f72a5385924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#7  0x00007f72a5450c2f in QInotifyFileSystemWatcherEngine::run (this=0x2e84360) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f72a5388175 in QThreadPrivate::start (arg=0x2e84360) at thread/qthread_unix.cpp:320
#9  0x00007f729acef853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f729d56dd8c in start_thread (arg=0x7f7282d14700) at pthread_create.c:304
#11 0x00007f72a829b04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f7280b01700 (LWP 1816)):
#0  0x00007f72a828df03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f729cc6a104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f729cc6a639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f72a549a446 in QEventDispatcherGlib::processEvents (this=0x7f727c000f90, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f72a546e882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f72a546eabc in QEventLoop::exec (this=0x7f7280b00cd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f72a5385924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#7  0x00007f72a5450c2f in QInotifyFileSystemWatcherEngine::run (this=0x2f32e60) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f72a5388175 in QThreadPrivate::start (arg=0x2f32e60) at thread/qthread_unix.cpp:320
#9  0x00007f729acef853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f729d56dd8c in start_thread (arg=0x7f7280b01700) at pthread_create.c:304
#11 0x00007f72a829b04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f7278b64700 (LWP 1822)):
#0  0x00007f72a828df03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f729cc6a104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f729cc6a9f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7279c7bc44 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f729cc913e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f729acef853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#6  0x00007f729d56dd8c in start_thread (arg=0x7f7278b64700) at pthread_create.c:304
#7  0x00007f72a829b04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f72a899b7c0 (LWP 1795)):
[KCrash Handler]
#6  Solid::Control::FrontendObjectPrivate::backendObject (this=0x20) at ../../../../libs/solid/control/frontendobject.cpp:39
#7  0x00007f728928e46d in Solid::Control::NetworkInterface::uni (this=<value optimized out>) at ../../../../libs/solid/control/networkinterface.cpp:65
#8  0x00007f728992ad05 in InterfaceItem::hoverEnterEvent (this=0x2ead190, event=0x7fff7e07fb20) at ../../applet/interfaceitem.cpp:450
#9  0x00007f72a4dfc578 in QGraphicsItem::sceneEvent (this=0x2ead1a0, event=0x7fff7e07fb20) at graphicsview/qgraphicsitem.cpp:6706
#10 0x00007f72a4e2548c in QGraphicsScenePrivate::sendHoverEvent (this=0x22c6ba0, type=<value optimized out>, item=0x2ead1a0, hoverEvent=0x7fff7e07fcb0) at graphicsview/qgraphicsscene.cpp:1254
#11 0x00007f72a4e25a44 in QGraphicsScenePrivate::dispatchHoverEvent (this=0x22c6ba0, hoverEvent=0x7fff7e07fcb0) at graphicsview/qgraphicsscene.cpp:3917
#12 0x00007f72a4e25df2 in QGraphicsScene::mouseMoveEvent (this=<value optimized out>, mouseEvent=0x7fff7e080360) at graphicsview/qgraphicsscene.cpp:4076
#13 0x00007f72a4e37eab in QGraphicsScene::event (this=0x22c0900, event=0x7fff7e080360) at graphicsview/qgraphicsscene.cpp:3433
#14 0x00007f72a482c9f4 in QApplicationPrivate::notify_helper (this=0x22c1120, receiver=0x22c0900, e=0x7fff7e080360) at kernel/qapplication.cpp:4462
#15 0x00007f72a48313ba in QApplication::notify (this=<value optimized out>, receiver=0x22c0900, e=0x7fff7e080360) at kernel/qapplication.cpp:4341
#16 0x00007f72a61286c6 in KApplication::notify (this=0x22a6a70, receiver=0x22c0900, event=0x7fff7e080360) at ../../kdeui/kernel/kapplication.cpp:311
#17 0x00007f72a546f49c in QCoreApplication::notifyInternal (this=0x22a6a70, receiver=0x22c0900, event=0x7fff7e080360) at kernel/qcoreapplication.cpp:731
#18 0x00007f72a4e4df41 in QGraphicsViewPrivate::mouseMoveEventHandler (this=0x2f6b270, event=0x7fff7e080ec0) at graphicsview/qgraphicsview.cpp:647
#19 0x00007f72a4e4e14e in QGraphicsView::mouseMoveEvent (this=0x2f69e00, event=0x7fff7e080ec0) at graphicsview/qgraphicsview.cpp:3274
#20 0x00007f72a487dcfc in QWidget::event (this=0x2f69e00, event=0x7fff7e080ec0) at kernel/qwidget.cpp:8244
#21 0x00007f72a4c30156 in QFrame::event (this=0x2f69e00, e=0x7fff7e080ec0) at widgets/qframe.cpp:557
#22 0x00007f72a4e5257b in QGraphicsView::viewportEvent (this=0x2f69e00, event=0x7fff7e080ec0) at graphicsview/qgraphicsview.cpp:2864
#23 0x00007f72a546f627 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x2eea560, event=0x7fff7e080ec0) at kernel/qcoreapplication.cpp:846
#24 0x00007f72a482c9c1 in QApplicationPrivate::notify_helper (this=0x22c1120, receiver=0x2eea560, e=0x7fff7e080ec0) at kernel/qapplication.cpp:4458
#25 0x00007f72a4831dc3 in QApplication::notify (this=<value optimized out>, receiver=0x2eea560, e=0x7fff7e080ec0) at kernel/qapplication.cpp:4023
#26 0x00007f72a61286c6 in KApplication::notify (this=0x22a6a70, receiver=0x2eea560, event=0x7fff7e080ec0) at ../../kdeui/kernel/kapplication.cpp:311
#27 0x00007f72a546f49c in QCoreApplication::notifyInternal (this=0x22a6a70, receiver=0x2eea560, event=0x7fff7e080ec0) at kernel/qcoreapplication.cpp:731
#28 0x00007f72a482da1d in sendEvent (receiver=0x2eea560, event=0x7fff7e080ec0, alienWidget=0x2eea560, nativeWidget=0x2e74760, buttonDown=0x7f72a5310218, lastMouseReceiver=..., spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#29 QApplicationPrivate::sendMouseEvent (receiver=0x2eea560, event=0x7fff7e080ec0, alienWidget=0x2eea560, nativeWidget=0x2e74760, buttonDown=0x7f72a5310218, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3122
#30 0x00007f72a48af190 in QETWidget::translateMouseEvent (this=0x2e74760, event=<value optimized out>) at kernel/qapplication_x11.cpp:4558
#31 0x00007f72a48adab7 in QApplication::x11ProcessEvent (this=0x22a6a70, event=0x7fff7e081810) at kernel/qapplication_x11.cpp:3680
#32 0x00007f72a48d6842 in x11EventSourceDispatch (s=0x22c57f0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#33 0x00007f729cc69bcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f729cc6a3a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f729cc6a639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007f72a549a3ef in QEventDispatcherGlib::processEvents (this=0x21ef340, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#37 0x00007f72a48d64de in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#38 0x00007f72a546e882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#39 0x00007f72a546eabc in QEventLoop::exec (this=0x7fff7e081b10, flags=...) at kernel/qeventloop.cpp:201
#40 0x00007f72a5472ecb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#41 0x00007f72a8587b4c in kdemain (argc=1, argv=0x7fff7e081f18) at ../../../../plasma/desktop/shell/main.cpp:120
#42 0x00007f72a81d3eff in __libc_start_main (main=0x400740 <main(int, char**)>, argc=1, ubp_av=0x7fff7e081f18, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff7e081f08) at libc-start.c:226
#43 0x0000000000400669 in _start ()

Reported using DrKonqi