Kcharselect crashes when switching char encodings

[Antonio Olivares]

Dear folks,

Kcharselect crashes when selecting different character encodings.  A generated backtrace is here:

Application: KCharSelect (kcharselect), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7773780 (LWP 2231))]

Thread 2 (Thread 0xb53f6b70 (LWP 2232)):
#0  0x00f93416 in __kernel_vsyscall ()
#1  0x00f3ac33 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0x4be506f0 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#3  0x4be442d4 in ?? () from /usr/lib/libQtCore.so.4
#4  0x4be50254 in ?? () from /usr/lib/libQtCore.so.4
#5  0x00f36c8d in start_thread () from /lib/libpthread.so.0
#6  0x0021572e in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb7773780 (LWP 2231)):
[KCrash Handler]
#7  0x006bb120 in ?? () from /usr/lib/libkdeui.so.5
#8  0x006ba36a in ?? () from /usr/lib/libkdeui.so.5
#9  0x006ba4ed in ?? () from /usr/lib/libkdeui.so.5
#10 0x4bf535f6 in QMetaObject::metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib/libQtCore.so.4
#11 0x4bf625fc in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#12 0x4246b8de in QItemSelectionModel::currentChanged(QModelIndex const&, QModelIndex const&) () from /usr/lib/libQtGui.so.4
#13 0x4246ba5d in QItemSelectionModel::setCurrentIndex(QModelIndex const&, QFlagsQItemSelectionModel::SelectionFlag) () from /usr/lib/libQtGui.so.4
#14 0x4240ca0a in QAbstractItemView::setCurrentIndex(QModelIndex const&) () from /usr/lib/libQtGui.so.4
#15 0x006ba866 in ?? () from /usr/lib/libkdeui.so.5
#16 0x006c122e in KCharSelect::KCharSelectPrivate::_k_blockSelected(int) () from /usr/lib/libkdeui.so.5
#17 0x006c3018 in KCharSelect::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkdeui.so.5
#18 0x4bf535f6 in QMetaObject::metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib/libQtCore.so.4
#19 0x4bf625fc in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#20 0x422aaaa6 in QComboBox::currentIndexChanged(int) () from /usr/lib/libQtGui.so.4
#21 0x422aab40 in ?? () from /usr/lib/libQtGui.so.4
#22 0x422aacd6 in ?? () from /usr/lib/libQtGui.so.4
#23 0x422abc0f in ?? () from /usr/lib/libQtGui.so.4
#24 0x422af522 in QComboBox::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libQtGui.so.4
#25 0x006cf553 in KComboBox::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkdeui.so.5
#26 0x4bf535f6 in QMetaObject::metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib/libQtCore.so.4
#27 0x4bf625fc in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#28 0x42592c26 in ?? () from /usr/lib/libQtGui.so.4
#29 0x422a4f2d in ?? () from /usr/lib/libQtGui.so.4
#30 0x4bf4d2a6 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#31 0x41e7b803 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#32 0x41e818f2 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#33 0x006129e2 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#34 0x4bf4d0fe in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#35 0x41e7c7d4 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib/libQtGui.so.4
#36 0x41f06ca4 in ?? () from /usr/lib/libQtGui.so.4
#37 0x41f0552d in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#38 0x41f301d5 in ?? () from /usr/lib/libQtGui.so.4
#39 0x00bfd81f in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#40 0x00bfdf90 in ?? () from /lib/libglib-2.0.so.0
#41 0x00bfe2cf in g_main_context_iteration () from /lib/libglib-2.0.so.0
#42 0x4bf7b8f8 in QEventDispatcherGlib::processEvents(QFlagsQEventLoop::ProcessEventsFlag) () from /usr/lib/libQtCore.so.4
#43 0x41f2fe6b in ?? () from /usr/lib/libQtGui.so.4
#44 0x4bf4c0fe in QEventLoop::processEvents(QFlagsQEventLoop::ProcessEventsFlag) () from /usr/lib/libQtCore.so.4
#45 0x4bf4c351 in QEventLoop::exec(QFlagsQEventLoop::ProcessEventsFlag) () from /usr/lib/libQtCore.so.4
#46 0x4bf50b5b in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#47 0x41e79635 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#48 0x0804cab7 in ?? ()
#49 0x00154433 in __libc_start_main () from /lib/libc.so.6
#50 0x0804cb01 in _start ()

Thanks for any suggestions/advice/comments will be appreciated.

Regards,

Antonio

[Rex Dieter]

Antonio Olivares wrote:
> Dear folks,
>
> Kcharselect crashes when selecting different character encodings.  A
> generated backtrace is here:
>
> Application: KCharSelect (kcharselect), signal: Segmentation fault
> [Current thread is 1 (Thread 0xb7773780 (LWP 2231))]
> Thread 1 (Thread 0xb7773780 (LWP 2231)):
> [KCrash Handler]
> #7  0x006bb120 in ?? () from /usr/lib/libkdeui.so.5
> #8  0x006ba36a in ?? () from /usr/lib/libkdeui.so.5
> #9  0x006ba4ed in ?? () from /usr/lib/libkdeui.so.5
> #10 0x4bf535f6 in QMetaObject::metacall(QObject*, QMetaObject::Call, int,

Incomplete backgrace, can you fetch qt-debuginfo and try reproducing again?

In the meantime, I'll see if I can reproduce it.

-- Rex

[Antonio Olivares]

--- On Tue, 3/15/11, Rex Dieter  wrote:
> From: Rex Dieter 
> Subject: Re: Kcharselect crashes when switching char encodings
> To: [e-mail]
> Date: Tuesday, March 15, 2011, 10:37 AM
> Antonio Olivares wrote:
> > Dear folks,
> >
> > Kcharselect crashes when selecting different character
>
> encodings.  A
> > generated backtrace is here:
> >
> > Application: KCharSelect (kcharselect), signal:
>
> Segmentation fault
> > [Current thread is 1 (Thread 0xb7773780 (LWP 2231))]
> > Thread 1 (Thread 0xb7773780 (LWP 2231)):
> > [KCrash Handler]
> > #7  0x006bb120 in ?? () from
>
> /usr/lib/libkdeui.so.5
> > #8  0x006ba36a in ?? () from
>
> /usr/lib/libkdeui.so.5
> > #9  0x006ba4ed in ?? () from
>
> /usr/lib/libkdeui.so.5
> > #10 0x4bf535f6 in QMetaObject::metacall(QObject*,
>
> QMetaObject::Call, int,
>
> Incomplete backgrace, can you fetch qt-debuginfo and try
> reproducing again?
>
> In the meantime, I'll see if I can reproduce it.
>
> -- Rex
>
> --

I will install the debug packages and see how it goes,  a query appeared:

Password: 
Loaded plugins: langpacks, presto, refresh-packagekit
enabling updates-testing-debuginfo
enabling fedora-debuginfo
fedora-debuginfo/metalink                                | 5.0 kB     00:00     
fedora-debuginfo                                         | 3.1 kB     00:00     
fedora-debuginfo/primary_db                              | 1.5 MB     00:24     
updates-testing-debuginfo/metalink                       |  13 kB     00:00     
updates-testing-debuginfo                                | 3.1 kB     00:00     
updates-testing-debuginfo/primary_db                     | 248 kB     00:02     
--> Running transaction check
---> Package OpenEXR-debuginfo.i686 0:1.7.0-2.fc15 will be installed
---> Package acl-debuginfo.i686 0:2.2.49-9.fc15 will be installed
---> Package alsa-lib-debuginfo.i686 0:1.0.24-2.fc15 will be installed
---> Package attica-debuginfo.i686 0:0.2.0-1.fc15 will be installed
---> Package attr-debuginfo.i686 0:2.4.44-7.fc15 will be installed
---> Package bzip2-debuginfo.i686 0:1.0.6-3.fc15 will be installed
---> Package dbus-debuginfo.i686 1:1.4.6-1.fc15 will be installed
---> Package dbusmenu-qt-debuginfo.i686 0:0.6.3-3.fc15 will be installed
---> Package e2fsprogs-debuginfo.i686 0:1.41.14-2.fc15 will be installed
---> Package enchant-debuginfo.i686 1:1.6.0-2.fc15 will be installed
---> Package fontconfig-debuginfo.i686 0:2.8.0-3.fc15 will be installed
---> Package freetype-debuginfo.i686 0:2.4.4-4.fc15 will be installed
---> Package gamin-debuginfo.i686 0:0.1.10-9.fc15 will be installed
---> Package gcc-debuginfo.i686 0:4.6.0-0.13.fc15 will be installed
---> Package giflib-debuginfo.i686 0:4.1.6-4.fc15 will be installed
---> Package glib2-debuginfo.i686 0:2.28.3-1.fc15 will be installed
---> Package glibc-debuginfo.i686 0:2.13.90-6 will be installed
--> Processing Dependency: glibc-debuginfo-common = 2.13.90-6 for package: glibc-debuginfo-2.13.90-6.i686
---> Package ilmbase-debuginfo.i686 0:1.0.2-3.fc15 will be installed
---> Package jasper-debuginfo.i686 0:1.900.1-17.fc15 will be installed
---> Package kdebase-workspace-debuginfo.i686 0:4.6.1-3.fc15 will be installed
---> Package kdelibs-debuginfo.i686 6:4.6.1-4.fc15 will be installed
---> Package kdeutils-debuginfo.i686 6:4.6.1-1.fc15 will be installed
---> Package krb5-debuginfo.i686 0:1.9-5.fc15 will be installed
---> Package libICE-debuginfo.i686 0:1.0.6-3.fc15 will be installed
---> Package libSM-debuginfo.i686 0:1.2.0-2.fc15 will be installed
---> Package libX11-debuginfo.i686 0:1.4.1-2.fc15 will be installed
---> Package libXScrnSaver-debuginfo.i686 0:1.2.1-2.fc15 will be installed
---> Package libXau-debuginfo.i686 0:1.0.6-2.fc15 will be installed
---> Package libXcursor-debuginfo.i686 0:1.1.11-3.fc15 will be installed
---> Package libXext-debuginfo.i686 0:1.2.0-2.fc15 will be installed
---> Package libXfixes-debuginfo.i686 0:4.0.5-2.fc15 will be installed
---> Package libXft-debuginfo.i686 0:2.2.0-2.fc15 will be installed
---> Package libXi-debuginfo.i686 0:1.4.1-2.fc15 will be installed
---> Package libXinerama-debuginfo.i686 0:1.1.1-2.fc15 will be installed
---> Package libXpm-debuginfo.i686 0:3.5.8-3.fc15 will be installed
---> Package libXrandr-debuginfo.i686 0:1.3.1-2.fc15 will be installed
---> Package libXrender-debuginfo.i686 0:0.9.6-2.fc15 will be installed
---> Package libXtst-debuginfo.i686 0:1.2.0-2.fc15 will be installed
---> Package libjpeg-turbo-debuginfo.i686 0:1.1.0-1.fc15 will be installed
---> Package libmng-debuginfo.i686 0:1.0.10-5.fc15 will be installed
---> Package libpng-debuginfo.i686 2:1.2.44-3.fc15 will be installed
---> Package libtiff-debuginfo.i686 0:3.9.4-3.fc15 will be installed
---> Package libutempter-debuginfo.i686 0:1.1.5-5.fc15 will be installed
---> Package libxml2-debuginfo.i686 0:2.7.8-5.fc15 will be installed
---> Package libxslt-debuginfo.i686 0:1.1.26-7.fc15 will be installed
---> Package mesa-debuginfo.i686 0:7.10-0.29.fc15 will be installed
---> Package openssl-debuginfo.i686 0:1.0.0d-1.fc15 will be installed
---> Package pcre-debuginfo.i686 0:8.12-2.fc15 will be installed
---> Package phonon-debuginfo.i686 0:4.4.4-3.fc15 will be installed
---> Package polkit-qt-debuginfo.i686 0:0.99.0-2.fc15 will be installed
---> Package qca2-debuginfo.i686 0:2.0.3-2.fc15 will be installed
---> Package qt-debuginfo.i686 1:4.7.2-1.fc15 will be installed
---> Package soprano-debuginfo.i686 0:2.6.0-2.fc15 will be installed
---> Package sqlite-debuginfo.i686 0:3.7.5-3.fc15 will be installed
---> Package strigi-debuginfo.i686 0:0.7.2-8.fc15 will be installed
---> Package udev-debuginfo.i686 0:166-1.fc15 will be installed
---> Package xz-debuginfo.i686 0:5.0.1-2.fc15 will be installed
---> Package yum-plugin-auto-update-debug-info.noarch 0:1.1.30-2.fc15 will be installed
---> Package zlib-debuginfo.i686 0:1.2.5-3.fc15 will be installed
--> Running transaction check
---> Package glibc-debuginfo-common.i686 0:2.13.90-6 will be installed
--> Finished Dependency Resolution

Dependencies Resolved

================================================================================
 Package                 Arch   Version         Repository                 Size
================================================================================
Installing:
 OpenEXR-debuginfo       i686   1.7.0-2.fc15    fedora-debuginfo          1.5 M
 acl-debuginfo           i686   2.2.49-9.fc15   fedora-debuginfo          106 k
 alsa-lib-debuginfo      i686   1.0.24-2.fc15   fedora-debuginfo          1.1 M
 attica-debuginfo        i686   0.2.0-1.fc15    fedora-debuginfo          1.1 M
 attr-debuginfo          i686   2.4.44-7.fc15   fedora-debuginfo           60 k
 bzip2-debuginfo         i686   1.0.6-3.fc15    fedora-debuginfo          112 k
 dbus-debuginfo          i686   1:1.4.6-1.fc15  fedora-debuginfo          995 k
 dbusmenu-qt-debuginfo   i686   0.6.3-3.fc15    fedora-debuginfo          435 k
 e2fsprogs-debuginfo     i686   1.41.14-2.fc15  fedora-debuginfo          981 k
 enchant-debuginfo       i686   1:1.6.0-2.fc15  fedora-debuginfo          131 k
 fontconfig-debuginfo    i686   2.8.0-3.fc15    fedora-debuginfo          316 k
 freetype-debuginfo      i686   2.4.4-4.fc15    fedora-debuginfo          1.6 M
 gamin-debuginfo         i686   0.1.10-9.fc15   fedora-debuginfo          174 k
 gcc-debuginfo           i686   4.6.0-0.13.fc15 updates-testing-debuginfo 121 M
 giflib-debuginfo        i686   4.1.6-4.fc15    fedora-debuginfo          226 k
 glib2-debuginfo         i686   2.28.3-1.fc15   updates-testing-debuginfo 3.3 M
 glibc-debuginfo         i686   2.13.90-6       fedora-debuginfo          9.4 M
 ilmbase-debuginfo       i686   1.0.2-3.fc15    fedora-debuginfo          181 k
 jasper-debuginfo        i686   1.900.1-17.fc15 fedora-debuginfo          400 k
 kdebase-workspace-debuginfo
                         i686   4.6.1-3.fc15    updates-testing-debuginfo  74 M
 kdelibs-debuginfo       i686   6:4.6.1-4.fc15  updates-testing-debuginfo  88 M
 kdeutils-debuginfo      i686   6:4.6.1-1.fc15  fedora-debuginfo           12 M
 krb5-debuginfo          i686   1.9-5.fc15      fedora-debuginfo          3.3 M
 libICE-debuginfo        i686   1.0.6-3.fc15    fedora-debuginfo          110 k
 libSM-debuginfo         i686   1.2.0-2.fc15    fedora-debuginfo           46 k
 libX11-debuginfo        i686   1.4.1-2.fc15    fedora-debuginfo          1.8 M
 libXScrnSaver-debuginfo i686   1.2.1-2.fc15    fedora-debuginfo           30 k
 libXau-debuginfo        i686   1.0.6-2.fc15    fedora-debuginfo           22 k
 libXcursor-debuginfo    i686   1.1.11-3.fc15   fedora-debuginfo           70 k
 libXext-debuginfo       i686   1.2.0-2.fc15    fedora-debuginfo          139 k
 libXfixes-debuginfo     i686   4.0.5-2.fc15    fedora-debuginfo           42 k
 libXft-debuginfo        i686   2.2.0-2.fc15    fedora-debuginfo          137 k
 libXi-debuginfo         i686   1.4.1-2.fc15    fedora-debuginfo          178 k
 libXinerama-debuginfo   i686   1.1.1-2.fc15    fedora-debuginfo           26 k
 libXpm-debuginfo        i686   3.5.8-3.fc15    fedora-debuginfo          137 k
 libXrandr-debuginfo     i686   1.3.1-2.fc15    fedora-debuginfo           60 k
 libXrender-debuginfo    i686   0.9.6-2.fc15    fedora-debuginfo           80 k
 libXtst-debuginfo       i686   1.2.0-2.fc15    fedora-debuginfo           47 k
 libjpeg-turbo-debuginfo i686   1.1.0-1.fc15    fedora-debuginfo          458 k
 libmng-debuginfo        i686   1.0.10-5.fc15   fedora-debuginfo          393 k
 libpng-debuginfo        i686   2:1.2.44-3.fc15 fedora-debuginfo          240 k
 libtiff-debuginfo       i686   3.9.4-3.fc15    fedora-debuginfo          716 k
 libutempter-debuginfo   i686   1.1.5-5.fc15    fedora-debuginfo           20 k
 libxml2-debuginfo       i686   2.7.8-5.fc15    fedora-debuginfo          1.7 M
 libxslt-debuginfo       i686   1.1.26-7.fc15   fedora-debuginfo          491 k
 mesa-debuginfo          i686   7.10-0.29.fc15  updates-testing-debuginfo  49 M
 openssl-debuginfo       i686   1.0.0d-1.fc15   fedora-debuginfo          2.8 M
 pcre-debuginfo          i686   8.12-2.fc15     fedora-debuginfo          417 k
 phonon-debuginfo        i686   4.4.4-3.fc15    fedora-debuginfo          1.7 M
 polkit-qt-debuginfo     i686   0.99.0-2.fc15   fedora-debuginfo          386 k
 qca2-debuginfo          i686   2.0.3-2.fc15    fedora-debuginfo          2.0 M
 qt-debuginfo            i686   1:4.7.2-1.fc15  fedora-debuginfo          349 M
 soprano-debuginfo       i686   2.6.0-2.fc15    fedora-debuginfo          4.7 M
 sqlite-debuginfo        i686   3.7.5-3.fc15    fedora-debuginfo          1.7 M
 strigi-debuginfo        i686   0.7.2-8.fc15    fedora-debuginfo          5.3 M
 udev-debuginfo          i686   166-1.fc15      fedora-debuginfo          535 k
 xz-debuginfo            i686   5.0.1-2.fc15    fedora-debuginfo          423 k
 yum-plugin-auto-update-debug-info
                         noarch 1.1.30-2.fc15   fedora                     18 k
 zlib-debuginfo          i686   1.2.5-3.fc15    fedora-debuginfo          220 k
Installing for dependencies:
 glibc-debuginfo-common  i686   2.13.90-6       fedora-debuginfo          6.8 M

Transaction Summary
================================================================================
Install      60 Package(s)

Total download size: 752 M
Installed size: 3.1 G
Is this ok [y/N]:

Regards,

Antonio

[Antonio Olivares]

--- On Wed, 3/16/11, Antonio Olivares  wrote:
> From: Antonio Olivares 
> Subject: Re: Kcharselect crashes when switching char encodings
> To: "For testers of Fedora development releases" 
> Date: Wednesday, March 16, 2011, 8:44 PM
>
> --- On Tue, 3/15/11, Rex Dieter 
> wrote:
> > From: Rex Dieter 
> > Subject: Re: Kcharselect crashes when switching char
>
> encodings
> > To: [e-mail]
> > Date: Tuesday, March 15, 2011, 10:37 AM
> > Antonio Olivares wrote:
> > > Dear folks,
> > >
> > > Kcharselect crashes when selecting different
>
> character
> > encodings.  A
> > > generated backtrace is here:
> > >
> > > Application: KCharSelect (kcharselect), signal:
> >
> > Segmentation fault
> > > [Current thread is 1 (Thread 0xb7773780 (LWP
>
> 2231))]
> > > Thread 1 (Thread 0xb7773780 (LWP 2231)):
> > > [KCrash Handler]
> > > #7  0x006bb120 in ?? () from
> >
> > /usr/lib/libkdeui.so.5
> > > #8  0x006ba36a in ?? () from
> >
> > /usr/lib/libkdeui.so.5
> > > #9  0x006ba4ed in ?? () from
> >
> > /usr/lib/libkdeui.so.5
> > > #10 0x4bf535f6 in
>
> QMetaObject::metacall(QObject*,
> > QMetaObject::Call, int,
> >
> > Incomplete backgrace, can you fetch qt-debuginfo and
>
> try
> > reproducing again?
> >
> > In the meantime, I'll see if I can reproduce it.
> >
> > -- Rex

Application: KCharSelect (kcharselect), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7726780 (LWP 1869))]

Thread 2 (Thread 0xb53a9b70 (LWP 1870)):
#0  0x00f53416 in __kernel_vsyscall ()
#1  0x0011ac33 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:236
#2  0x4be506f0 in wait (time=30000, this=0x8e0b750) at thread/qwaitcondition_unix.cpp:86
#3  QWaitCondition::wait (this=0x8e4ae24, mutex=0x8e4ae20, time=30000) at thread/qwaitcondition_unix.cpp:160
#4  0x4be442d4 in QThreadPoolThread::run (this=0x8e1fbf0) at concurrent/qthreadpool.cpp:140
#5  0x4be50254 in QThreadPrivate::start (arg=0x8e1fbf0) at thread/qthread_unix.cpp:320
#6  0x00116c8d in start_thread (arg=0xb53a9b70) at pthread_create.c:301
#7  0x00bf872e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 1 (Thread 0xb7726780 (LWP 1869)):
[KCrash Handler]
#7  0x0055b120 in KCharSelectItemModel::data (this=0x9076448, index=..., role=32) at /usr/src/debug/kdelibs-4.6.1/kdeui/widgets/kcharselect.cpp:867
#8  0x0055a36a in KCharSelectTablePrivate::_k_slotCurrentChanged (this=0x8e252e8, current=..., previous=...) at /usr/src/debug/kdelibs-4.6.1/kdeui/widgets/kcharselect.cpp:218
#9  0x0055a4ed in KCharSelectTable::qt_metacall (this=0x8e55528, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbfe19154) at /usr/src/debug/kdelibs-4.6.1/i686-redhat-linux-gnu/kdeui/kcharselect_p.moc:87
#10 0x4bf535f6 in metacall (argv=0xbfe19154, idx=96, cl=QMetaObject::InvokeMetaMethod, object=0x8e55528) at kernel/qmetaobject.cpp:237
#11 QMetaObject::metacall (object=0x8e55528, cl=QMetaObject::InvokeMetaMethod, idx=96, argv=0xbfe19154) at kernel/qmetaobject.cpp:232
#12 0x4bf625fc in QMetaObject::activate (sender=0x9079e18, m=0x427cdcc8, local_signal_index=1, argv=0xbfe19154) at kernel/qobject.cpp:3278
#13 0x4246b8de in QItemSelectionModel::currentChanged (this=0x9079e18, _t1=..., _t2=...) at .moc/release-shared/moc_qitemselectionmodel.cpp:159
#14 0x4246ba5d in QItemSelectionModel::setCurrentIndex (this=0x9079e18, index=..., command=...) at itemviews/qitemselectionmodel.cpp:1169
#15 0x4240ca0a in QAbstractItemView::setCurrentIndex (this=0x8e55528, index=...) at itemviews/qabstractitemview.cpp:1016
#16 0x0055a866 in KCharSelectTable::setChar (this=0x8e55528, c=...) at /usr/src/debug/kdelibs-4.6.1/kdeui/widgets/kcharselect.cpp:183
#17 0x0056122e in _k_blockSelected (index=1, this=0x8dfc610) at /usr/src/debug/kdelibs-4.6.1/kdeui/widgets/kcharselect.cpp:802
#18 KCharSelect::KCharSelectPrivate::_k_blockSelected (this=0x8dfc610, index=1) at /usr/src/debug/kdelibs-4.6.1/kdeui/widgets/kcharselect.cpp:784
#19 0x00563018 in KCharSelect::qt_metacall (this=0x8e0e720, _c=QMetaObject::InvokeMetaMethod, _id=13, _a=0xbfe194b8) at /usr/src/debug/kdelibs-4.6.1/i686-redhat-linux-gnu/kdeui/kcharselect.moc:120
#20 0x4bf535f6 in metacall (argv=0xbfe194b8, idx=40, cl=QMetaObject::InvokeMetaMethod, object=0x8e0e720) at kernel/qmetaobject.cpp:237
#21 QMetaObject::metacall (object=0x8e0e720, cl=QMetaObject::InvokeMetaMethod, idx=40, argv=0xbfe194b8) at kernel/qmetaobject.cpp:232
#22 0x4bf625fc in QMetaObject::activate (sender=0x8e51598, m=0x427c5724, local_signal_index=5, argv=0xbfe194b8) at kernel/qobject.cpp:3278
#23 0x422aaaa6 in QComboBox::currentIndexChanged (this=0x8e51598, _t1=1) at .moc/release-shared/moc_qcombobox.cpp:302
#24 0x422aab40 in QComboBoxPrivate::_q_emitCurrentIndexChanged (this=0x8ea42f8, index=...) at widgets/qcombobox.cpp:1264
#25 0x422aacd6 in QComboBoxPrivate::setCurrentIndex (this=0x8ea42f8, mi=...) at widgets/qcombobox.cpp:2022
#26 0x422abc0f in QComboBoxPrivate::_q_itemSelected (this=0x8ea42f8, item=...) at widgets/qcombobox.cpp:1233
#27 0x422af522 in QComboBox::qt_metacall (this=0x8e51598, _c=QMetaObject::InvokeMetaMethod, _id=12, _a=0xbfe19708) at .moc/release-shared/moc_qcombobox.cpp:191
#28 0x0056f553 in KComboBox::qt_metacall (this=0x8e51598, _c=QMetaObject::InvokeMetaMethod, _id=39, _a=0xbfe19708) at /usr/src/debug/kdelibs-4.6.1/i686-redhat-linux-gnu/kdeui/kcombobox.moc:106
#29 0x4bf535f6 in metacall (argv=0xbfe19708, idx=39, cl=QMetaObject::InvokeMetaMethod, object=0x8e51598) at kernel/qmetaobject.cpp:237
#30 QMetaObject::metacall (object=0x8e51598, cl=QMetaObject::InvokeMetaMethod, idx=39, argv=0xbfe19708) at kernel/qmetaobject.cpp:232
#31 0x4bf625fc in QMetaObject::activate (sender=0x8f31bc0, m=0x427d3e64, local_signal_index=0, argv=0xbfe19708) at kernel/qobject.cpp:3278
#32 0x42592c26 in QComboBoxPrivateContainer::itemSelected (this=0x8f31bc0, _t1=...) at .moc/release-shared/moc_qcombobox_p.cpp:213
#33 0x422a4f2d in QComboBoxPrivateContainer::eventFilter (this=0x8f31bc0, o=0x9050988, e=0xbfe197e4) at widgets/qcombobox.cpp:687
#34 0x4bf4d2a6 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x8d6f620, receiver=0x9050988, event=0xbfe19cc4) at kernel/qcoreapplication.cpp:846
#35 0x41e7b803 in notify_helper (e=0xbfe19cc4, receiver=0x9050988, this=0x8d6f620) at kernel/qapplication.cpp:4458
#36 QApplicationPrivate::notify_helper (this=0x8d6f620, receiver=0x9050988, e=0xbfe19cc4) at kernel/qapplication.cpp:4434
#37 0x41e818f2 in QApplication::notify (this=0x8d6f620, receiver=0x9050988, e=0xbfe19cc4) at kernel/qapplication.cpp:4023
#38 0x004b29e2 in KApplication::notify (this=0xbfe1a524, receiver=0x9050988, event=0xbfe19cc4) at /usr/src/debug/kdelibs-4.6.1/kdeui/kernel/kapplication.cpp:311
#39 0x4bf4d0fe in QCoreApplication::notifyInternal (this=0xbfe1a524, receiver=0x9050988, event=0xbfe19cc4) at kernel/qcoreapplication.cpp:731
#40 0x41e7c7d4 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../src/corelib/kernel/qcoreapplication.h:215
#41 QApplicationPrivate::sendMouseEvent (receiver=0x9050988, event=0xbfe19cc4, alienWidget=0x9050988, nativeWidget=0x8f31bc0, buttonDown=0x427dc9b4, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3122
#42 0x41f06ca4 in QETWidget::translateMouseEvent (this=0x8f31bc0, event=0xbfe1a17c) at kernel/qapplication_x11.cpp:4395
#43 0x41f0552d in QApplication::x11ProcessEvent (this=0xbfe1a524, event=0xbfe1a17c) at kernel/qapplication_x11.cpp:3587
#44 0x41f301d5 in x11EventSourceDispatch (s=0x8d724f8, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:148
#45 0x0019181f in g_main_dispatch (context=0x8d712f0) at gmain.c:2440
#46 g_main_context_dispatch (context=0x8d712f0) at gmain.c:3013
#47 0x00191f90 in g_main_context_iterate (context=0x8d712f0, block=1707200, dispatch=1, self=0x8d6e7e8) at gmain.c:3091
#48 0x001922cf in g_main_context_iteration (context=0x8d712f0, may_block=1) at gmain.c:3154
#49 0x4bf7b8f8 in QEventDispatcherGlib::processEvents (this=0x8d56988, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#50 0x41f2fe6b in QGuiEventDispatcherGlib::processEvents (this=0x8d56988, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#51 0x4bf4c0fe in QEventLoop::processEvents (this=0xbfe1a484, flags=...) at kernel/qeventloop.cpp:149
#52 0x4bf4c351 in QEventLoop::exec (this=0xbfe1a484, flags=...) at kernel/qeventloop.cpp:201
#53 0x4bf50b5b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#54 0x41e79635 in QApplication::exec () at kernel/qapplication.cpp:3736
#55 0x0804cab7 in main (argc=1273412736, argv=0x21) at /usr/src/debug/kdeutils-4.6.1/kcharselect/main.cc:58

I don't have KDE bugzilla, or is it the same as Fedora's?

Thanks,

Antonio

[Antonio Olivares]

--- On Tue, 3/15/11, Rex Dieter  wrote:
> From: Rex Dieter 
> Subject: Re: Kcharselect crashes when switching char encodings
> To: [e-mail]
> Date: Tuesday, March 15, 2011, 10:37 AM
> Antonio Olivares wrote:
> > Dear folks,
> >
> > Kcharselect crashes when selecting different character
>
> encodings.  A
> > generated backtrace is here:
> >
> > Application: KCharSelect (kcharselect), signal:
>
> Segmentation fault
> > [Current thread is 1 (Thread 0xb7773780 (LWP 2231))]
> > Thread 1 (Thread 0xb7773780 (LWP 2231)):
> > [KCrash Handler]
> > #7  0x006bb120 in ?? () from
>
> /usr/lib/libkdeui.so.5
> > #8  0x006ba36a in ?? () from
>
> /usr/lib/libkdeui.so.5
> > #9  0x006ba4ed in ?? () from
>
> /usr/lib/libkdeui.so.5
> > #10 0x4bf535f6 in QMetaObject::metacall(QObject*,
>
> QMetaObject::Call, int,
>
> Incomplete backgrace, can you fetch qt-debuginfo and try
> reproducing again?
>
> In the meantime, I'll see if I can reproduce it.
>
> -- Rex
>
> --

Application: KCharSelect (kcharselect), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7899780 (LWP 2244))]

Thread 2 (Thread 0xb551bb70 (LWP 2246)):
#0  0x002c3416 in __kernel_vsyscall ()
#1  0x4abbec33 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:236
#2  0x4b5f56f0 in wait (time=30000, this=0x96ebab8) at thread/qwaitcondition_unix.cpp:86
#3  QWaitCondition::wait (this=0x96f4704, mutex=0x96f4700, time=30000) at thread/qwaitcondition_unix.cpp:160
#4  0x4b5e92d4 in QThreadPoolThread::run (this=0x96cd710) at concurrent/qthreadpool.cpp:140
#5  0x4b5f5254 in QThreadPrivate::start (arg=0x96cd710) at thread/qthread_unix.cpp:320
#6  0x4abbac8d in start_thread (arg=0xb551bb70) at pthread_create.c:301
#7  0x4aaf672e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 1 (Thread 0xb7899780 (LWP 2244)):
[KCrash Handler]
#7  0x418cd120 in KCharSelectItemModel::data (this=0x9920158, index=..., role=32) at /usr/src/debug/kdelibs-4.6.1/kdeui/widgets/kcharselect.cpp:867
#8  0x418cc36a in KCharSelectTablePrivate::_k_slotCurrentChanged (this=0x96c7b38, current=..., previous=...) at /usr/src/debug/kdelibs-4.6.1/kdeui/widgets/kcharselect.cpp:218
#9  0x418cc4ed in KCharSelectTable::qt_metacall (this=0x96de568, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbfce7874) at /usr/src/debug/kdelibs-4.6.1/i686-redhat-linux-gnu/kdeui/kcharselect_p.moc:87
#10 0x4b6f85f6 in metacall (argv=0xbfce7874, idx=96, cl=QMetaObject::InvokeMetaMethod, object=0x96de568) at kernel/qmetaobject.cpp:237
#11 QMetaObject::metacall (object=0x96de568, cl=QMetaObject::InvokeMetaMethod, idx=96, argv=0xbfce7874) at kernel/qmetaobject.cpp:232
#12 0x4b7075fc in QMetaObject::activate (sender=0x98dcd78, m=0x427f7cc8, local_signal_index=1, argv=0xbfce7874) at kernel/qobject.cpp:3278
#13 0x424958de in QItemSelectionModel::currentChanged (this=0x98dcd78, _t1=..., _t2=...) at .moc/release-shared/moc_qitemselectionmodel.cpp:159
#14 0x42495a5d in QItemSelectionModel::setCurrentIndex (this=0x98dcd78, index=..., command=...) at itemviews/qitemselectionmodel.cpp:1169
#15 0x42436a0a in QAbstractItemView::setCurrentIndex (this=0x96de568, index=...) at itemviews/qabstractitemview.cpp:1016
#16 0x418cc866 in KCharSelectTable::setChar (this=0x96de568, c=...) at /usr/src/debug/kdelibs-4.6.1/kdeui/widgets/kcharselect.cpp:183
#17 0x418d322e in _k_blockSelected (index=1, this=0x96af930) at /usr/src/debug/kdelibs-4.6.1/kdeui/widgets/kcharselect.cpp:802
#18 KCharSelect::KCharSelectPrivate::_k_blockSelected (this=0x96af930, index=1) at /usr/src/debug/kdelibs-4.6.1/kdeui/widgets/kcharselect.cpp:784
#19 0x418d5018 in KCharSelect::qt_metacall (this=0x96af458, _c=QMetaObject::InvokeMetaMethod, _id=13, _a=0xbfce7bd8) at /usr/src/debug/kdelibs-4.6.1/i686-redhat-linux-gnu/kdeui/kcharselect.moc:120
#20 0x4b6f85f6 in metacall (argv=0xbfce7bd8, idx=40, cl=QMetaObject::InvokeMetaMethod, object=0x96af458) at kernel/qmetaobject.cpp:237
#21 QMetaObject::metacall (object=0x96af458, cl=QMetaObject::InvokeMetaMethod, idx=40, argv=0xbfce7bd8) at kernel/qmetaobject.cpp:232
#22 0x4b7075fc in QMetaObject::activate (sender=0x96ecc70, m=0x427ef724, local_signal_index=5, argv=0xbfce7bd8) at kernel/qobject.cpp:3278
#23 0x422d4aa6 in QComboBox::currentIndexChanged (this=0x96ecc70, _t1=1) at .moc/release-shared/moc_qcombobox.cpp:302
#24 0x422d4b40 in QComboBoxPrivate::_q_emitCurrentIndexChanged (this=0x9744fd0, index=...) at widgets/qcombobox.cpp:1264
#25 0x422d4cd6 in QComboBoxPrivate::setCurrentIndex (this=0x9744fd0, mi=...) at widgets/qcombobox.cpp:2022
#26 0x422d5c0f in QComboBoxPrivate::_q_itemSelected (this=0x9744fd0, item=...) at widgets/qcombobox.cpp:1233
#27 0x422d9522 in QComboBox::qt_metacall (this=0x96ecc70, _c=QMetaObject::InvokeMetaMethod, _id=12, _a=0xbfce7e28) at .moc/release-shared/moc_qcombobox.cpp:191
#28 0x418e1553 in KComboBox::qt_metacall (this=0x96ecc70, _c=QMetaObject::InvokeMetaMethod, _id=39, _a=0xbfce7e28) at /usr/src/debug/kdelibs-4.6.1/i686-redhat-linux-gnu/kdeui/kcombobox.moc:106
#29 0x4b6f85f6 in metacall (argv=0xbfce7e28, idx=39, cl=QMetaObject::InvokeMetaMethod, object=0x96ecc70) at kernel/qmetaobject.cpp:237
#30 QMetaObject::metacall (object=0x96ecc70, cl=QMetaObject::InvokeMetaMethod, idx=39, argv=0xbfce7e28) at kernel/qmetaobject.cpp:232
#31 0x4b7075fc in QMetaObject::activate (sender=0x99115b0, m=0x427fde64, local_signal_index=0, argv=0xbfce7e28) at kernel/qobject.cpp:3278
#32 0x425bcc26 in QComboBoxPrivateContainer::itemSelected (this=0x99115b0, _t1=...) at .moc/release-shared/moc_qcombobox_p.cpp:213
#33 0x422cef2d in QComboBoxPrivateContainer::eventFilter (this=0x99115b0, o=0x98f60a0, e=0xbfce7f04) at widgets/qcombobox.cpp:687
#34 0x4b6f22a6 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x95c6620, receiver=0x98f60a0, event=0xbfce83e4) at kernel/qcoreapplication.cpp:846
#35 0x41ea5803 in notify_helper (e=0xbfce83e4, receiver=0x98f60a0, this=0x95c6620) at kernel/qapplication.cpp:4458
#36 QApplicationPrivate::notify_helper (this=0x95c6620, receiver=0x98f60a0, e=0xbfce83e4) at kernel/qapplication.cpp:4434
#37 0x41eab8f2 in QApplication::notify (this=0x95c6620, receiver=0x98f60a0, e=0xbfce83e4) at kernel/qapplication.cpp:4023
#38 0x418249e2 in KApplication::notify (this=0xbfce8c44, receiver=0x98f60a0, event=0xbfce83e4) at /usr/src/debug/kdelibs-4.6.1/kdeui/kernel/kapplication.cpp:311
#39 0x4b6f20fe in QCoreApplication::notifyInternal (this=0xbfce8c44, receiver=0x98f60a0, event=0xbfce83e4) at kernel/qcoreapplication.cpp:731
#40 0x41ea67d4 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../src/corelib/kernel/qcoreapplication.h:215
#41 QApplicationPrivate::sendMouseEvent (receiver=0x98f60a0, event=0xbfce83e4, alienWidget=0x98f60a0, nativeWidget=0x99115b0, buttonDown=0x428069b4, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3122
#42 0x41f30ca4 in QETWidget::translateMouseEvent (this=0x99115b0, event=0xbfce889c) at kernel/qapplication_x11.cpp:4395
#43 0x41f2f52d in QApplication::x11ProcessEvent (this=0xbfce8c44, event=0xbfce889c) at kernel/qapplication_x11.cpp:3587
#44 0x41f5a1d5 in x11EventSourceDispatch (s=0x95c94f8, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:148
#45 0x4aca281f in g_main_dispatch (context=0x95c82f0) at gmain.c:2440
#46 g_main_context_dispatch (context=0x95c82f0) at gmain.c:3013
#47 0x4aca2f90 in g_main_context_iterate (context=0x95c82f0, block=1254825152, dispatch=1, self=0x95c57e8) at gmain.c:3091
#48 0x4aca32cf in g_main_context_iteration (context=0x95c82f0, may_block=1) at gmain.c:3154
#49 0x4b7208f8 in QEventDispatcherGlib::processEvents (this=0x95ad988, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#50 0x41f59e6b in QGuiEventDispatcherGlib::processEvents (this=0x95ad988, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#51 0x4b6f10fe in QEventLoop::processEvents (this=0xbfce8ba4, flags=...) at kernel/qeventloop.cpp:149
#52 0x4b6f1351 in QEventLoop::exec (this=0xbfce8ba4, flags=...) at kernel/qeventloop.cpp:201
#53 0x4b6f5b5b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#54 0x41ea3635 in QApplication::exec () at kernel/qapplication.cpp:3736
#55 0x0804cab7 in main (argc=1072693248, argv=0x21) at /usr/src/debug/kdeutils-4.6.1/kcharselect/main.cc:58

This happens when changing font(s) to other type.

Regards,

Antonio

[Rex Dieter]

Antonio Olivares wrote:
> > > Kcharselect crashes when selecting different character
> >
> > encodings.  A
> > > generated backtrace is here:
> > Incomplete backgrace, can you fetch qt-debuginfo and try
> > reproducing again?

...
> Thread 1 (Thread 0xb7899780 (LWP 2244)):
> [KCrash Handler]
> #7  0x418cd120 in KCharSelectItemModel::data (this=0x9920158, index=...,
> #role=32) at
> #/usr/src/debug/kdelibs-4.6.1/kdeui/widgets/kcharselect.cpp:867

Looks like this one is the culprit,
https://bugs.kde.org/show_bug.cgi?id=235020

-- Rex