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[Bug 202095] New: the application panel disappeared: msg#03113

plasma-bugs

Subject: [Bug 202095] New: the application panel disappeared

https://bugs.kde.org/show_bug.cgi?id=202095

Summary: the application panel disappeared
Product: plasma
Version: unspecified
Platform: Unlisted Binaries
OS/Version: Linux
Status: UNCONFIRMED
Severity: crash
Priority: NOR
Component: general
AssignedTo: plasma-bugs@xxxxxxx
ReportedBy: michelear@xxxxxxxxxx


Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.2.98 (KDE 4.2.98 (KDE 4.3 RC3))
Qt Version: 4.5.0
Operating System: Linux 2.6.28-13-generic i686
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 0 (LWP 3305)]

Thread 2 (Thread 0xa7a49b90 (LWP 3306)):
#0 0xb7f2d430 in __kernel_vsyscall ()
#1 0xb63f60e5 in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib/tls/i686/cmov/libpthread.so.0
#2 0xb65d62ed in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3 0xb7d2c9b2 in QWaitCondition::wait (this=0x9849fa8, mutex=0x9849fa4,
time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4 0xb7665152 in QHostInfoAgent::run (this=0x9849f98) at
kernel/qhostinfo.cpp:260
#5 0xb7d2b96e in QThreadPrivate::start (arg=0x9849f98) at
thread/qthread_unix.cpp:189
#6 0xb63f24ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7 0xb65c749e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb5f00a10 (LWP 3305)):
[KCrash Handler]
#6 0xb6f070cc in QGraphicsScenePrivate::filterEvent (this=0x8fb1090,
item=0x9bff4c8, event=0xbfe48974) at graphicsview/qgraphicsscene.cpp:1130
#7 0xb6f07193 in QGraphicsScenePrivate::sendEvent (this=0x8fb1090,
item=0x9bff4c8, event=0xbfe48974) at graphicsview/qgraphicsscene.cpp:1148
#8 0xb6f086fa in QGraphicsScenePrivate::sendHoverEvent (this=0x8fb1090,
type=QEvent::GraphicsSceneHoverEnter, item=0x9bff4c8, hoverEvent=0xbfe48a88) at
graphicsview/qgraphicsscene.cpp:1197
#9 0xb6f0ff7b in QGraphicsScenePrivate::dispatchHoverEvent (this=0x8fb1090,
hoverEvent=0xbfe48a88) at graphicsview/qgraphicsscene.cpp:4119
#10 0xb6f10358 in QGraphicsScene::mouseMoveEvent (this=0x8f83bf0,
mouseEvent=0xbfe48ef0) at graphicsview/qgraphicsscene.cpp:4267
#11 0xb6f1058a in QGraphicsScene::event (this=0x8f83bf0, event=0xbfe48ef0) at
graphicsview/qgraphicsscene.cpp:3655
#12 0xb68ace9c in QApplicationPrivate::notify_helper (this=0x8f28bb0,
receiver=0x8f83bf0, e=0xbfe48ef0) at kernel/qapplication.cpp:4084
#13 0xb68b519e in QApplication::notify (this=0x8f23020, receiver=0x8f83bf0,
e=0xbfe48ef0) at kernel/qapplication.cpp:3631
#14 0xb73e75cd in KApplication::notify (this=0x8f23020, receiver=0x8f83bf0,
event=0xbfe48ef0) at
/build/buildd/kde4libs-4.2.98a/kdeui/kernel/kapplication.cpp:302
#15 0xb7e1fa3b in QCoreApplication::notifyInternal (this=0x8f23020,
receiver=0x8f83bf0, event=0xbfe48ef0) at kernel/qcoreapplication.cpp:602
#16 0xb6f1fc58 in QGraphicsViewPrivate::mouseMoveEventHandler (this=0x96c5af0,
event=0xbfe49568) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#17 0xb6f22723 in QGraphicsView::mouseMoveEvent (this=0x9718b50,
event=0xbfe49568) at graphicsview/qgraphicsview.cpp:3335
#18 0xb69039ad in QWidget::event (this=0x9718b50, event=0xbfe49568) at
kernel/qwidget.cpp:7501
#19 0xb6cdd993 in QFrame::event (this=0x9718b50, e=0xbfe49568) at
widgets/qframe.cpp:559
#20 0xb6d7d94f in QAbstractScrollArea::viewportEvent (this=0x9718b50,
e=0x9bbb4e8) at widgets/qabstractscrollarea.cpp:962
#21 0xb6f21102 in QGraphicsView::viewportEvent (this=0x9718b50,
event=0xbfe49568) at graphicsview/qgraphicsview.cpp:2933
#22 0xb6d7ff55 in QAbstractScrollAreaFilter::eventFilter (this=0x97a1268,
o=0x96fa128, e=0xbfe49568) at widgets/qabstractscrollarea_p.h:100
#23 0xb7e1ec5a in QCoreApplicationPrivate::sendThroughObjectEventFilters
(this=0x8f28bb0, receiver=0x96fa128, event=0xbfe49568) at
kernel/qcoreapplication.cpp:718
#24 0xb68ace7a in QApplicationPrivate::notify_helper (this=0x8f28bb0,
receiver=0x96fa128, e=0xbfe49568) at kernel/qapplication.cpp:4080
#25 0xb68b5b11 in QApplication::notify (this=0x8f23020, receiver=0x96fa128,
e=0xbfe49568) at kernel/qapplication.cpp:3786
#26 0xb73e75cd in KApplication::notify (this=0x8f23020, receiver=0x96fa128,
event=0xbfe49568) at
/build/buildd/kde4libs-4.2.98a/kdeui/kernel/kapplication.cpp:302
#27 0xb7e1fa3b in QCoreApplication::notifyInternal (this=0x8f23020,
receiver=0x96fa128, event=0xbfe49568) at kernel/qcoreapplication.cpp:602
#28 0xb68b4b7e in QApplicationPrivate::sendMouseEvent (receiver=0x96fa128,
event=0xbfe49568, alienWidget=0x96fa128, nativeWidget=0x96afd40,
buttonDown=0xb7157200, lastMouseReceiver=@0xb7157204)
at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#29 0xb692497e in QETWidget::translateMouseEvent (this=0x96afd40,
event=0xbfe49bac) at kernel/qapplication_x11.cpp:4425
#30 0xb6922ffd in QApplication::x11ProcessEvent (this=0x8f23020,
event=0xbfe49bac) at kernel/qapplication_x11.cpp:3543
#31 0xb694ec6a in x11EventSourceDispatch (s=0x8f2b9a8, callback=0,
user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#32 0xb643fb88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#33 0xb64430eb in ?? () from /usr/lib/libglib-2.0.so.0
#34 0xb6443268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#35 0xb7e4b438 in QEventDispatcherGlib::processEvents (this=0x8f28708, flags={i
= -1075536536}) at kernel/qeventdispatcher_glib.cpp:323
#36 0xb694e365 in QGuiEventDispatcherGlib::processEvents (this=0x8f28708,
flags={i = -1075536488}) at kernel/qguieventdispatcher_glib.cpp:202
#37 0xb7e1e06a in QEventLoop::processEvents (this=0xbfe49e10, flags={i =
-1075536424}) at kernel/qeventloop.cpp:149
#38 0xb7e1e4aa in QEventLoop::exec (this=0xbfe49e10, flags={i = -1075536360})
at kernel/qeventloop.cpp:200
#39 0xb7e20959 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#40 0xb68acd17 in QApplication::exec () at kernel/qapplication.cpp:3553
#41 0xb3abc5d0 in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#42 0x0804e27d in launch (argc=1, _name=0x8ea657c "/usr/bin/plasma-desktop",
args=0x8ea6594 "", cwd=0x0, envc=0, envs=0x8ea6598 "", reset_env=false,
tty=0x0, avoid_loops=false,
startup_id_str=0x8051391 "0") at
/build/buildd/kde4libs-4.2.98a/kinit/kinit.cpp:676
#43 0x0804ea5d in handle_launcher_request (sock=8, who=<value optimized out>)
at /build/buildd/kde4libs-4.2.98a/kinit/kinit.cpp:1168
#44 0x0804efe5 in handle_requests (waitForPid=0) at
/build/buildd/kde4libs-4.2.98a/kinit/kinit.cpp:1361
#45 0x0804fbca in main (argc=2, argv=0xbfe4a604, envp=0xbfe4a610) at
/build/buildd/kde4libs-4.2.98a/kinit/kinit.cpp:1788


-- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 0 (LWP 3305)]

Thread 2 (Thread 0xa7a49b90 (LWP 3306)):
#0 0xb7f2d430 in __kernel_vsyscall ()
#1 0xb63f60e5 in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib/tls/i686/cmov/libpthread.so.0
#2 0xb65d62ed in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3 0xb7d2c9b2 in QWaitCondition::wait (this=0x9849fa8, mutex=0x9849fa4,
time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4 0xb7665152 in QHostInfoAgent::run (this=0x9849f98) at
kernel/qhostinfo.cpp:260
#5 0xb7d2b96e in QThreadPrivate::start (arg=0x9849f98) at
thread/qthread_unix.cpp:189
#6 0xb63f24ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7 0xb65c749e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb5f00a10 (LWP 3305)):
[KCrash Handler]
#6 0xb6f070cc in QGraphicsScenePrivate::filterEvent (this=0x8fb1090,
item=0x9bff4c8, event=0xbfe48974) at graphicsview/qgraphicsscene.cpp:1130
#7 0xb6f07193 in QGraphicsScenePrivate::sendEvent (this=0x8fb1090,
item=0x9bff4c8, event=0xbfe48974) at graphicsview/qgraphicsscene.cpp:1148
#8 0xb6f086fa in QGraphicsScenePrivate::sendHoverEvent (this=0x8fb1090,
type=QEvent::GraphicsSceneHoverEnter, item=0x9bff4c8, hoverEvent=0xbfe48a88) at
graphicsview/qgraphicsscene.cpp:1197
#9 0xb6f0ff7b in QGraphicsScenePrivate::dispatchHoverEvent (this=0x8fb1090,
hoverEvent=0xbfe48a88) at graphicsview/qgraphicsscene.cpp:4119
#10 0xb6f10358 in QGraphicsScene::mouseMoveEvent (this=0x8f83bf0,
mouseEvent=0xbfe48ef0) at graphicsview/qgraphicsscene.cpp:4267
#11 0xb6f1058a in QGraphicsScene::event (this=0x8f83bf0, event=0xbfe48ef0) at
graphicsview/qgraphicsscene.cpp:3655
#12 0xb68ace9c in QApplicationPrivate::notify_helper (this=0x8f28bb0,
receiver=0x8f83bf0, e=0xbfe48ef0) at kernel/qapplication.cpp:4084
#13 0xb68b519e in QApplication::notify (this=0x8f23020, receiver=0x8f83bf0,
e=0xbfe48ef0) at kernel/qapplication.cpp:3631
#14 0xb73e75cd in KApplication::notify (this=0x8f23020, receiver=0x8f83bf0,
event=0xbfe48ef0) at
/build/buildd/kde4libs-4.2.98a/kdeui/kernel/kapplication.cpp:302
#15 0xb7e1fa3b in QCoreApplication::notifyInternal (this=0x8f23020,
receiver=0x8f83bf0, event=0xbfe48ef0) at kernel/qcoreapplication.cpp:602
#16 0xb6f1fc58 in QGraphicsViewPrivate::mouseMoveEventHandler (this=0x96c5af0,
event=0xbfe49568) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#17 0xb6f22723 in QGraphicsView::mouseMoveEvent (this=0x9718b50,
event=0xbfe49568) at graphicsview/qgraphicsview.cpp:3335
#18 0xb69039ad in QWidget::event (this=0x9718b50, event=0xbfe49568) at
kernel/qwidget.cpp:7501
#19 0xb6cdd993 in QFrame::event (this=0x9718b50, e=0xbfe49568) at
widgets/qframe.cpp:559
#20 0xb6d7d94f in QAbstractScrollArea::viewportEvent (this=0x9718b50,
e=0x9bbb4e8) at widgets/qabstractscrollarea.cpp:962
#21 0xb6f21102 in QGraphicsView::viewportEvent (this=0x9718b50,
event=0xbfe49568) at graphicsview/qgraphicsview.cpp:2933
#22 0xb6d7ff55 in QAbstractScrollAreaFilter::eventFilter (this=0x97a1268,
o=0x96fa128, e=0xbfe49568) at widgets/qabstractscrollarea_p.h:100
#23 0xb7e1ec5a in QCoreApplicationPrivate::sendThroughObjectEventFilters
(this=0x8f28bb0, receiver=0x96fa128, event=0xbfe49568) at
kernel/qcoreapplication.cpp:718
#24 0xb68ace7a in QApplicationPrivate::notify_helper (this=0x8f28bb0,
receiver=0x96fa128, e=0xbfe49568) at kernel/qapplication.cpp:4080
#25 0xb68b5b11 in QApplication::notify (this=0x8f23020, receiver=0x96fa128,
e=0xbfe49568) at kernel/qapplication.cpp:3786
#26 0xb73e75cd in KApplication::notify (this=0x8f23020, receiver=0x96fa128,
event=0xbfe49568) at
/build/buildd/kde4libs-4.2.98a/kdeui/kernel/kapplication.cpp:302
#27 0xb7e1fa3b in QCoreApplication::notifyInternal (this=0x8f23020,
receiver=0x96fa128, event=0xbfe49568) at kernel/qcoreapplication.cpp:602
#28 0xb68b4b7e in QApplicationPrivate::sendMouseEvent (receiver=0x96fa128,
event=0xbfe49568, alienWidget=0x96fa128, nativeWidget=0x96afd40,
buttonDown=0xb7157200, lastMouseReceiver=@0xb7157204)
at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#29 0xb692497e in QETWidget::translateMouseEvent (this=0x96afd40,
event=0xbfe49bac) at kernel/qapplication_x11.cpp:4425
#30 0xb6922ffd in QApplication::x11ProcessEvent (this=0x8f23020,
event=0xbfe49bac) at kernel/qapplication_x11.cpp:3543
#31 0xb694ec6a in x11EventSourceDispatch (s=0x8f2b9a8, callback=0,
user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#32 0xb643fb88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#33 0xb64430eb in ?? () from /usr/lib/libglib-2.0.so.0
#34 0xb6443268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#35 0xb7e4b438 in QEventDispatcherGlib::processEvents (this=0x8f28708, flags={i
= -1075536536}) at kernel/qeventdispatcher_glib.cpp:323
#36 0xb694e365 in QGuiEventDispatcherGlib::processEvents (this=0x8f28708,
flags={i = -1075536488}) at kernel/qguieventdispatcher_glib.cpp:202
#37 0xb7e1e06a in QEventLoop::processEvents (this=0xbfe49e10, flags={i =
-1075536424}) at kernel/qeventloop.cpp:149
#38 0xb7e1e4aa in QEventLoop::exec (this=0xbfe49e10, flags={i = -1075536360})
at kernel/qeventloop.cpp:200
#39 0xb7e20959 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#40 0xb68acd17 in QApplication::exec () at kernel/qapplication.cpp:3553
#41 0xb3abc5d0 in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#42 0x0804e27d in launch (argc=1, _name=0x8ea657c "/usr/bin/plasma-desktop",
args=0x8ea6594 "", cwd=0x0, envc=0, envs=0x8ea6598 "", reset_env=false,
tty=0x0, avoid_loops=false,
startup_id_str=0x8051391 "0") at
/build/buildd/kde4libs-4.2.98a/kinit/kinit.cpp:676
#43 0x0804ea5d in handle_launcher_request (sock=8, who=<value optimized out>)
at /build/buildd/kde4libs-4.2.98a/kinit/kinit.cpp:1168
#44 0x0804efe5 in handle_requests (waitForPid=0) at
/build/buildd/kde4libs-4.2.98a/kinit/kinit.cpp:1361
#45 0x0804fbca in main (argc=2, argv=0xbfe4a604, envp=0xbfe4a610) at
/build/buildd/kde4libs-4.2.98a/kinit/kinit.cpp:1788

Reported using DrKonqi

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