[Bug 220011] New: Plasma crashes when trying to remove an item from the top panel (search box)

Uwe Geissler uwehgeissler at gmx.de
Thu Dec 24 21:52:48 GMT 2009 

https://bugs.kde.org/show_bug.cgi?id=220011

           Summary: Plasma crashes when trying to remove an item from the
                    top panel (search box)
           Product: kde
           Version: unspecified
          Platform: Unlisted Binaries
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: unassigned-bugs at kde.org
        ReportedBy: uwehgeissler at gmx.de


Application that crashed: plasma-netbook
Version of the application: 0.1
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-16-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
I tried to remove the search box from the top panel

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb78bf700 (LWP 1704))]

Thread 2 (Thread 0xac774b70 (LWP 1705)):
#0  0x002bc422 in __kernel_vsyscall ()
#1  0x00282e15 in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib/tls/i686/cmov/libpthread.so.0
#2  0x001e978d in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0x0084ae67 in QWaitConditionPrivate::wait (this=0x8332210, mutex=0x833220c,
time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  QWaitCondition::wait (this=0x8332210, mutex=0x833220c, time=4294967295) at
thread/qwaitcondition_unix.cpp:159
#5  0x06b94922 in QHostInfoAgent::run (this=0x8332200) at
kernel/qhostinfo.cpp:260
#6  0x00849e32 in QThreadPrivate::start (arg=0x8332200) at
thread/qthread_unix.cpp:188
#7  0x0027e80e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#8  0x001dc7ee in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb78bf700 (LWP 1704)):
[KCrash Handler]
#6  0x07c45e2c in QGraphicsLayoutItem::geometry (this=0x87259c8) at
graphicsview/qgraphicslayoutitem.cpp:664
#7  0x06237741 in ?? () from /usr/lib/kde4/plasma_containment_netpanel.so
#8  0x07c1997a in _q_paintItem (item=<value optimized out>, painter=<value
optimized out>, option=0x8998dac, widget=0x8945c88, useWindowOpacity=true,
painterStateProtection=true)
    at graphicsview/qgraphicsscene.cpp:4630
#9  0x07c24de1 in QGraphicsScenePrivate::drawItemHelper (this=0x83693e0,
item=0x8d832d8, painter=0xbff71118, option=0x8998dac, widget=0x8945c88,
painterStateProtection=<value optimized out>)
    at graphicsview/qgraphicsscene.cpp:4699
#10 0x07c271f4 in QGraphicsScene::drawItems (this=0x8388578,
painter=0xbff71118, numItems=24, items=0x8d7d0c8, options=0x89981d0,
widget=0x8945c88) at graphicsview/qgraphicsscene.cpp:5102
#11 0x07c34ebc in QGraphicsView::drawItems (this=0x895fdf8, painter=0xbff71118,
numItems=24, items=0x8d7d0c8, options=0x89981d0) at
graphicsview/qgraphicsview.cpp:3777
#12 0x07c41bde in QGraphicsView::paintEvent (this=0x895fdf8, event=0xbff716d4)
at graphicsview/qgraphicsview.cpp:3528
#13 0x07646dd4 in QWidget::event (this=0x895fdf8, event=0xbff716d4) at
kernel/qwidget.cpp:7687
#14 0x079f6633 in QFrame::event (this=0x895fdf8, e=0xbff716d4) at
widgets/qframe.cpp:559
#15 0x07a95494 in QAbstractScrollArea::viewportEvent (this=0x895fb18,
e=0xbff703e8) at widgets/qabstractscrollarea.cpp:962
#16 0x07c3f51f in QGraphicsView::viewportEvent (this=0x895fdf8,
event=0xbff716d4) at graphicsview/qgraphicsview.cpp:2919
#17 0x07a97a95 in QAbstractScrollAreaPrivate::viewportEvent (this=0x8945bb0,
o=0x8945c88, e=0xbff716d4) at widgets/qabstractscrollarea_p.h:100
#18 QAbstractScrollAreaFilter::eventFilter (this=0x8945bb0, o=0x8945c88,
e=0xbff716d4) at widgets/qabstractscrollarea_p.h:111
#19 0x0093983a in QCoreApplicationPrivate::sendThroughObjectEventFilters
(this=0x82ca0c8, receiver=0x8945c88, event=0xbff716d4) at
kernel/qcoreapplication.cpp:726
#20 0x075f1f2c in QApplicationPrivate::notify_helper (this=0x82ca0c8,
receiver=0x8945c88, e=0xbff716d4) at kernel/qapplication.cpp:4052
#21 0x075f95ca in QApplication::notify (this=0x82a3278, receiver=0x8945c88,
e=0xbff716d4) at kernel/qapplication.cpp:4021
#22 0x01126bfa in KApplication::notify (this=0x82a3278, receiver=0x8945c88,
event=0xbff716d4) at ../../kdeui/kernel/kapplication.cpp:302
#23 0x0093a6cb in QCoreApplication::notifyInternal (this=0x82a3278,
receiver=0x8945c88, event=0xbff716d4) at kernel/qcoreapplication.cpp:610
#24 0x0764ee25 in QCoreApplication::sendSpontaneousEvent (this=0x8945cb0,
pdev=0x8946dbc, rgn=..., offset=..., flags=<value optimized out>,
sharedPainter=0x0, backingStore=0x8945f18)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#25 QWidgetPrivate::drawWidget (this=0x8945cb0, pdev=0x8946dbc, rgn=...,
offset=..., flags=<value optimized out>, sharedPainter=0x0,
backingStore=0x8945f18) at kernel/qwidget.cpp:5079
#26 0x0764f64d in QWidgetPrivate::paintSiblingsRecursive (this=0x89447a8,
pdev=0x8946dbc, siblings=..., index=2, rgn=..., offset=..., flags=4,
sharedPainter=0x0, backingStore=0x8945f18)
    at kernel/qwidget.cpp:5189
#27 0x0764f569 in QWidgetPrivate::paintSiblingsRecursive (this=0x89447a8,
pdev=0x8946dbc, siblings=..., index=3, rgn=..., offset=..., flags=4,
sharedPainter=0x0, backingStore=0x8945f18)
    at kernel/qwidget.cpp:5180
#28 0x0764f569 in QWidgetPrivate::paintSiblingsRecursive (this=0x89447a8,
pdev=0x8946dbc, siblings=..., index=4, rgn=..., offset=..., flags=4,
sharedPainter=0x0, backingStore=0x8945f18)
    at kernel/qwidget.cpp:5180
#29 0x0764ea16 in QWidgetPrivate::drawWidget (this=0x89447a8, pdev=0x8946dbc,
rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0,
backingStore=0x8945f18) at kernel/qwidget.cpp:5128
#30 0x077dd2f8 in QWidgetBackingStore::sync (this=0x8945f18) at
painting/qbackingstore.cpp:1269
#31 0x07640116 in QWidgetPrivate::syncBackingStore (this=0x89447a8) at
kernel/qwidget.cpp:1603
#32 0x07647215 in QWidget::event (this=0x895fdf8, event=0x8d93768) at
kernel/qwidget.cpp:7827
#33 0x079f6633 in QFrame::event (this=0x895fdf8, e=0x8d93768) at
widgets/qframe.cpp:559
#34 0x07a95faa in QAbstractScrollArea::event (this=0x895fdf8, e=0x8d93768) at
widgets/qabstractscrollarea.cpp:918
#35 0x07c3f406 in QGraphicsView::event (this=0x895fdf8, event=0x8d93768) at
graphicsview/qgraphicsview.cpp:2840
#36 0x075f1f54 in QApplicationPrivate::notify_helper (this=0x82ca0c8,
receiver=0x895fdf8, e=0x8d93768) at kernel/qapplication.cpp:4056
#37 0x075f95ca in QApplication::notify (this=0x82a3278, receiver=0x895fdf8,
e=0x8d93768) at kernel/qapplication.cpp:4021
#38 0x01126bfa in KApplication::notify (this=0x82a3278, receiver=0x895fdf8,
event=0x8d93768) at ../../kdeui/kernel/kapplication.cpp:302
#39 0x0093a6cb in QCoreApplication::notifyInternal (this=0x82a3278,
receiver=0x895fdf8, event=0x8d93768) at kernel/qcoreapplication.cpp:610
#40 0x0093b2b2 in QCoreApplication::sendEvent (receiver=0x0, event_type=0,
data=0x8250e48) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#41 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0,
data=0x8250e48) at kernel/qcoreapplication.cpp:1247
#42 0x0093b47d in QCoreApplication::sendPostedEvents (receiver=0x0,
event_type=0) at kernel/qcoreapplication.cpp:1140
#43 0x009653ff in QCoreApplication::sendPostedEvents (s=0x82cc110) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#44 postEventSourceDispatch (s=0x82cc110) at
kernel/qeventdispatcher_glib.cpp:210
#45 0x005dee88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#46 0x005e2730 in ?? () from /lib/libglib-2.0.so.0
#47 0x005e2863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#48 0x0096502c in QEventDispatcherGlib::processEvents (this=0x82c9e88,
flags=...) at kernel/qeventdispatcher_glib.cpp:327
#49 0x07692be5 in QGuiEventDispatcherGlib::processEvents (this=0x82c9e88,
flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#50 0x00938c79 in QEventLoop::processEvents (this=0xbff725a4, flags=) at
kernel/qeventloop.cpp:149
#51 0x009390ca in QEventLoop::exec (this=0xbff725a4, flags=...) at
kernel/qeventloop.cpp:201
#52 0x0093b53f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#53 0x075f1dd7 in QApplication::exec () at kernel/qapplication.cpp:3525
#54 0x015f901e in kdemain () from /usr/lib/libkdeinit4_plasma-netbook.so
#55 0x0804dde1 in launch (argc=<value optimized out>, _name=<value optimized
out>, args=<value optimized out>, cwd=0x0, envc=0, envs=0x82735b0 "",
reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x80511a5 "0") at ../../kinit/kinit.cpp:677
#56 0x0804ea35 in handle_launcher_request (sock=<value optimized out>,
who=<value optimized out>) at ../../kinit/kinit.cpp:1169
#57 0x0804eeac in handle_requests (waitForPid=<value optimized out>) at
../../kinit/kinit.cpp:1362
#58 0x0804fbaf in main (argc=2, argv=0xbff72e14, envp=0xbff72e20) at
../../kinit/kinit.cpp:1793

This bug may be a duplicate of or related to bug 213571

Reported using DrKonqi

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