Bug 236280

Summary: More crashes with manipulating plasma widgets with kde 4.4.74
Product: [Unmaintained] plasma4 Reporter: Dave Plater <dplater>
Component: generalAssignee: Plasma Bugs List <plasma-bugs>
Status: RESOLVED FIXED    
Severity: crash CC: notmart
Priority: NOR    
Version First Reported In: unspecified   
Target Milestone: ---   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Dave Plater 2010-05-04 09:20:07 UTC
Application: plasma-desktop (0.3)
KDE Platform Version: 4.4.74 (KDE 4.4.74 (KDE 4.5 >= 20100428)) "release 3"
Qt Version: 4.6.3
Operating System: Linux 2.6.31.12-0.2-desktop x86_64
Distribution: "openSUSE 11.2 (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed:
I added the activity bar widget the removed and I got the crash

-- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fe740abf750 (LWP 2420))]

Thread 2 (Thread 0x7fe719179910 (LWP 2469)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007fe7359ed656 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7fe735ccc220) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2304
#2  0x00007fe7359ed699 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7fe735cda2ec) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438
#3  0x00007fe73f46865d in start_thread (arg=<value optimized out>) at pthread_create.c:297
#4  0x00007fe73e25ae1d in clone () from /lib64/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fe740abf750 (LWP 2420)):
[KCrash Handler]
#6  0x00007fe73054b6f3 in inherits (this=<value optimized out>, classname=<value optimized out>) at /usr/include/QtCore/qobject.h:253
#7  PanelAppletOverlay::mouseMoveEvent (this=<value optimized out>, classname=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.4.74svn1120032/plasma/desktop/shell/panelappletoverlay.cpp:234
#8  0x00007fe73ea042af in QWidget::event (this=0x132beb0, event=0x7fff5bb57ec0) at kernel/qwidget.cpp:8029
#9  0x00007fe73e9ae35c in QApplicationPrivate::notify_helper (this=0x686f00, receiver=0x132beb0, e=0x7fff5bb57ec0) at kernel/qapplication.cpp:4302
#10 0x00007fe73e9b511b in QApplication::notify (this=0x67bdb0, receiver=0x132beb0, e=0x7fff5bb57ec0) at kernel/qapplication.cpp:3867
#11 0x00007fe7404f2d16 in KApplication::notify (this=0x67bdb0, receiver=0x132beb0, event=0x7fff5bb57ec0) at /usr/src/debug/kdelibs-4.4.74svn1120032/kdeui/kernel/kapplication.cpp:302
#12 0x00007fe73f7e767c in QCoreApplication::notifyInternal (this=0x67bdb0, receiver=0x132beb0, event=0x7fff5bb57ec0) at kernel/qcoreapplication.cpp:726
#13 0x00007fe73e9b42f6 in sendEvent (event=<value optimized out>, receiver=<value optimized out>) at ../../src/corelib/kernel/qcoreapplication.h:215
#14 QApplicationPrivate::sendMouseEvent (event=<value optimized out>, receiver=<value optimized out>) at kernel/qapplication.cpp:2967
#15 0x00007fe73ea33f75 in QETWidget::translateMouseEvent (this=0xd41570, event=<value optimized out>) at kernel/qapplication_x11.cpp:4380
#16 0x00007fe73ea32c8a in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fff5bb587e0) at kernel/qapplication_x11.cpp:3513
#17 0x00007fe73ea5cf42 in x11EventSourceDispatch (s=0x68a4b0, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#18 0x00007fe73b57fdee in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#19 0x00007fe73b5837b8 in ?? () from /usr/lib64/libglib-2.0.so.0
#20 0x00007fe73b5838e0 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#21 0x00007fe73f810cd3 in QEventDispatcherGlib::processEvents (this=0x686c70, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#22 0x00007fe73ea5cb2e in QGuiEventDispatcherGlib::processEvents (this=0x0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#23 0x00007fe73f7e5f92 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#24 0x00007fe73f7e636c in QEventLoop::exec (this=0x7fff5bb58b10, flags=) at kernel/qeventloop.cpp:201
#25 0x00007fe73f7eb01b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1003
#26 0x00007fe73053b416 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at /usr/src/debug/kdebase-workspace-4.4.74svn1120032/plasma/desktop/shell/main.cpp:118
#27 0x0000000000406e28 in _start ()
The current source language is "auto; currently asm".

Reported using DrKonqi
Comment 1 Marco Martin 2010-05-04 20:25:51 UTC
is it compiled by hand?
can you update at least /usr/src/debug/kdebase-workspace-4.4.74svn1120032/plasma/desktop/shell/ and see if it's still present?
Comment 2 Aaron J. Seigo 2010-05-07 02:31:18 UTC
SVN commit 1123809 by aseigo:

be more careful with m_applet being valid
BUG:236280


 M  +10 -3     panelappletoverlay.cpp  


WebSVN link: http://websvn.kde.org/?view=rev&revision=1123809