Bug 212110

Summary:	KWordQuiz sometimes crashes on quit after normal use
Product:	[Applications] kwordquiz	Reporter:	Martin Naď <martin.nad89>
Component:	general	Assignee:	Peter Hedlund <peter>
Status:	RESOLVED FIXED
Severity:	crash
Priority:	NOR
Version First Reported In:	unspecified
Target Milestone:	---
Platform:	Fedora RPMs
OS:	Linux
Latest Commit:		Version Fixed/Implemented In:
Sentry Crash Report:
Attachments:	backtrace

Description Martin Naď 2009-10-27 21:38:15 UTC

Version:            (using KDE 4.3.2)
Compiler:          Fedora rawhide Fedora rawhide
OS:                Linux
Installed from:    Fedora RPMs

Description of problem:
KwordQuiz sometimes crash

Version-Release number of selected component (if applicable):
kdeedu-4.3.2-2.fc12.x86_64

How reproducible:
sometimes

Steps to Reproduce:
1.run KwordQuiz
2.using it
3.KwordQuiz crash

Comment 1 Martin Naď 2009-10-27 21:39:01 UTC

Created attachment 37920 [details]
backtrace

Comment 2 Dario Andres 2009-10-28 13:41:34 UTC

Pasting backtrace inline:
--

Application: KWordQuiz (kwordquiz), signal: Segmentation fault
82	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
The current source language is "auto; currently asm".
[KCrash Handler]
#5  0x00007f1d05c48b9c in ?? ()
#6  0x000000000043739a in KWQQuizModel::langAnswer (this=<value optimized out>) at /usr/src/debug/kdeedu-4.3.2/kwordquiz/src/kwqquizmodel.cpp:408
#7  0x0000000000430eed in FlashView::showBack (this=0x1316060) at /usr/src/debug/kdeedu-4.3.2/kwordquiz/src/flashview.cpp:66
#8  0x00000000004311bf in FlashView::slotFlip (this=0x1316060) at /usr/src/debug/kdeedu-4.3.2/kwordquiz/src/flashview.cpp:114
#9  0x0000000000431dcc in FlashView::qt_metacall (this=0x1316060, _c=InvokeMetaMethod, _id=<value optimized out>, _a=<value optimized out>)
    at /usr/src/debug/kdeedu-4.3.2/x86_64-redhat-linux-gnu/kwordquiz/src/flashview.moc:76
#10 0x00007f1d477d9b4c in QMetaObject::activate (sender=0x162cfd0, from_signal_index=<value optimized out>, to_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3112
#11 0x00007f1d477d3b4e in QObject::event (this=0x162cfd0, e=0x7fff8ba7fca0) at kernel/qobject.cpp:1074
#12 0x00007f1d46a326bc in QApplicationPrivate::notify_helper (this=0x1235860, receiver=0x162cfd0, e=0x7fff8ba7fca0) at kernel/qapplication.cpp:4056
#13 0x00007f1d46a3991e in QApplication::notify (this=<value optimized out>, receiver=0x162cfd0, e=0x7fff8ba7fca0) at kernel/qapplication.cpp:4021
#14 0x00007f1d48622786 in KApplication::notify (this=0x7fff8ba7fff0, receiver=0x162cfd0, event=0x7fff8ba7fca0) at /usr/src/debug/kdelibs-4.3.2/kdeui/kernel/kapplication.cpp:302
#15 0x00007f1d477c490c in QCoreApplication::notifyInternal (this=0x7fff8ba7fff0, receiver=0x162cfd0, event=0x7fff8ba7fca0) at kernel/qcoreapplication.cpp:610
#16 0x00007f1d477ef382 in sendEvent (event=<value optimized out>, receiver=<value optimized out>) at kernel/qcoreapplication.h:213
#17 QTimerInfoList::activateTimers (event=<value optimized out>, receiver=<value optimized out>) at kernel/qeventdispatcher_unix.cpp:572
#18 0x00007f1d477ecd5d in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:165
#19 0x00007f1d42b7222e in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#20 0x00007f1d42b75c18 in ?? () from /lib64/libglib-2.0.so.0
#21 0x00007f1d42b75d3a in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#22 0x00007f1d477ecca6 in QEventDispatcherGlib::processEvents (this=0x121a980, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#23 0x00007f1d46ac508e in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#24 0x00007f1d477c3242 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#25 0x00007f1d477c3614 in QEventLoop::exec (this=0x7fff8ba7ff40, flags=) at kernel/qeventloop.cpp:201
#26 0x00007f1d477c57a9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#27 0x000000000042bbe4 in main (argc=<value optimized out>, argv=<value optimized out>) at /usr/src/debug/kdeedu-4.3.2/kwordquiz/src/main.cpp:99


---

Thanks

Comment 3 Peter Hedlund 2009-12-06 22:42:21 UTC

SVN commit 1059531 by hedlund:

I can't reproduce this bug but I hope this will stabilize things.

CCBUG:212110

 M  +2 -1      flashview.cpp  


WebSVN link: http://websvn.kde.org/?view=rev&revision=1059531

Comment 4 Peter Hedlund 2010-03-13 03:21:02 UTC

Will close soon if there is no more information.

Comment 5 Martin Naď 2010-04-01 23:16:30 UTC

with KDE SC 4.4.1 don`t crash

Comment 6 Peter Hedlund 2010-04-01 23:28:21 UTC

OK, good. Closing.