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List:       kde-bugs-dist
Subject:    [Bug 228981] New: Crash when trying to plot implicite x^y = y^x
From:       Christoph Feck <christoph () maxiom ! de>
Date:       2010-02-28 22:51:20
Message-ID: bug-228981-17878 () http ! bugs ! kde ! org/
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https://bugs.kde.org/show_bug.cgi?id=228981

           Summary: Crash when trying to plot implicite x^y = y^x
           Product: kmplot
           Version: unspecified
          Platform: Compiled Sources
        OS/Version: Linux
            Status: NEW
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: kd.moeller@t-online.de
        ReportedBy: christoph@maxiom.de


Application: kmplot (1.2.1)
KDE Platform Version: 4.4.65 (KDE 4.4.65 (KDE 4.5 >= 20100224)) (Compiled from
sources)
Qt Version: 4.6.3
Operating System: Linux 2.6.31.12-0.1-desktop i686
Distribution: "openSUSE 11.2 (i586)"

-- Information about the crash:
- What I was doing when the application crashed:
* Create implitic Plot
* Enter x^y = y^x as relation
* Press "Enter"
-> Crash

The crash can be reproduced every time.

 -- Backtrace:
Application: KmPlot (kmplot), signal: Aborted
[KCrash Handler]
#6  0xffffe424 in __kernel_vsyscall ()
#7  0xb5af40cf in raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#8  0xb5af59e7 in abort () at abort.c:88
#9  0xb5aecefe in __assert_fail (assertion=0xb38f6782 "setFstrOk",
file=0xb38f6584 "/local/svn/kde/trunk/KDE/kdeedu/kmplot/kmplot/view.cpp",
line=1374, function=
    0xb38f74e0 "void View::drawImplicit(Function*, QPainter*)") at assert.c:78
#10 0xb38a6ff9 in View::drawImplicit (this=0x81cc0b0, function=0x9774258,
painter=0xbff96cdc) at
/local/svn/kde/trunk/KDE/kdeedu/kmplot/kmplot/view.cpp:1374
#11 0xb38a25ae in View::draw (this=0x81cc0b0, dev=0x81cc1cc, medium=Screen) at
/local/svn/kde/trunk/KDE/kdeedu/kmplot/kmplot/view.cpp:409
#12 0xb38ae866 in View::drawPlot (this=0x81cc0b0) at
/local/svn/kde/trunk/KDE/kdeedu/kmplot/kmplot/view.cpp:2975
#13 0xb3874453 in FunctionEditor::saveFunction (this=0x81d4188,
tempFunction=0xbff96db8) at
/local/svn/kde/trunk/KDE/kdeedu/kmplot/kmplot/functioneditor.cpp:732
#14 0xb3873f22 in FunctionEditor::saveImplicit (this=0x81d4188) at
/local/svn/kde/trunk/KDE/kdeedu/kmplot/kmplot/functioneditor.cpp:678
#15 0xb3874eb2 in FunctionEditor::qt_metacall (this=0x81d4188,
_c=InvokeMetaMethod, _id=13, _a=0xbff970bc) at
/local/build/KDE/kdeedu/kmplot/kmplot/functioneditor.moc:106
#16 0xb696befd in QMetaObject::metacall (object=0x81d4188, cl=18374, idx=47,
argv=0xbff970bc) at kernel/qmetaobject.cpp:237
#17 0xb697ad2a in QMetaObject::activate (sender=0x82743e0, m=0xb6a7e5a4,
local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3285
#18 0xb69cee05 in QTimer::timeout (this=0x82743e0) at
.moc/release-shared/moc_qtimer.cpp:134
#19 0xb6983086 in QTimer::timerEvent (this=0x82743e0, e=0xbff97614) at
kernel/qtimer.cpp:271
#20 0xb6977834 in QObject::event (this=0x82743e0, e=0x6) at
kernel/qobject.cpp:1204
#21 0xb5e9a15c in QApplicationPrivate::notify_helper (this=0x807b918,
receiver=0x82743e0, e=0xbff97614) at kernel/qapplication.cpp:4300
#22 0xb5ea0fa8 in QApplication::notify (this=0xbff97948, receiver=0x82743e0,
e=0xbff97614) at kernel/qapplication.cpp:4183
#23 0xb6fd5dd4 in KApplication::notify (this=0xbff97948, receiver=0x82743e0,
event=0xbff97614) at
/local/svn/kde/trunk/KDE/kdelibs/kdeui/kernel/kapplication.cpp:302
#24 0xb6966b8e in QCoreApplication::notifyInternal (this=0xbff97948,
receiver=0x82743e0, event=0xbff97614) at kernel/qcoreapplication.cpp:704
#25 0xb6996d7e in sendEvent (event=<value optimized out>, receiver=<value
optimized out>) at kernel/qcoreapplication.h:215
#26 QTimerInfoList::activateTimers (event=<value optimized out>,
receiver=<value optimized out>) at kernel/qeventdispatcher_unix.cpp:617
#27 0xb69939e2 in timerSourceDispatch (source=0x807e780) at
kernel/qeventdispatcher_glib.cpp:184
#28 0xb55784c2 in g_main_dispatch (context=<value optimized out>) at
gmain.c:1960
#29 IA__g_main_context_dispatch (context=<value optimized out>) at gmain.c:2513
#30 0xb557bd98 in g_main_context_iterate (context=0x807d518, block=<value
optimized out>, dispatch=1, self=0x807bab0) at gmain.c:2591
#31 0xb557bebe in IA__g_main_context_iteration (context=0x807d518, may_block=1)
at gmain.c:2654
#32 0xb69936b1 in QEventDispatcherGlib::processEvents (this=0x807b8d8,
flags=...) at kernel/qeventdispatcher_glib.cpp:412
#33 0xb5f5aaba in QGuiEventDispatcherGlib::processEvents (this=0x807b8d8,
flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#34 0xb69651fd in QEventLoop::processEvents (this=0xbff978c4, flags=) at
kernel/qeventloop.cpp:149
#35 0xb6965649 in QEventLoop::exec (this=0xbff978c4, flags=...) at
kernel/qeventloop.cpp:201
#36 0xb69697c0 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#37 0xb5e9a204 in QApplication::exec () at kernel/qapplication.cpp:3579
#38 0x0804fe66 in main (argc=1, argv=0xbff97ae4) at
/local/svn/kde/trunk/KDE/kdeedu/kmplot/kmplot/main.cpp:79

Reported using DrKonqi

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