[proaudio] qsampler segfaults

[Ede Wolf <listac@xxxxxxxxxxxxxxxx>]

I am beginning questioning my system...

$ gdb qsampler
GNU gdb (Gentoo 7.3.1 p2) 7.3.1
Copyright (C) 2011 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later
<http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-pc-linux-gnu".
For bug reporting instructions, please see:
<http://bugs.gentoo.org/>...
Reading symbols from /usr/bin/qsampler...(no debugging symbols
found)...done.
(gdb) run
Starting program: /usr/bin/qsampler
[Thread debugging using libthread_db enabled]
[New Thread 0x7fffe77fe700 (LWP 13254)]
[New Thread 0x7fffe6ffb700 (LWP 13259)]

Program received signal SIGSEGV, Segmentation fault.
0x00007ffff74496cb in QAbstractItemView::currentIndex() const () from
/usr/lib64/qt4/libQtGui.so.4
(gdb) bt
#0  0x00007ffff74496cb in QAbstractItemView::currentIndex() const ()
from /usr/lib64/qt4/libQtGui.so.4
#1  0x000000000043d663 in ?? ()
#2  0x000000000043cecf in ?? ()
#3  0x000000000043cdfa in ?? ()
#4  0x0000000000471c2f in ?? ()
#5  0x0000000000470787 in ?? ()
#6  0x000000000047c106 in ?? ()
#7  0x00007ffff6ac2412 in QMetaObject::activate(QObject*, QMetaObject
const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#8  0x00007ffff6ac8e0f in ?? () from /usr/lib64/qt4/libQtCore.so.4
#9  0x00007ffff6ac1c59 in QObject::event(QEvent*) () from
/usr/lib64/qt4/libQtCore.so.4
#10 0x00007ffff6fab304 in QApplicationPrivate::notify_helper(QObject*,
QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#11 0x00007ffff6faf8ef in QApplication::notify(QObject*, QEvent*) ()
from /usr/lib64/qt4/libQtGui.so.4
#12 0x00007ffff6aadd8b in QCoreApplication::notifyInternal(QObject*,
QEvent*) () from /usr/lib64/qt4/libQtCore.so.4
#13 0x00007ffff6adb3ee in ?? () from /usr/lib64/qt4/libQtCore.so.4
#14 0x00007ffff6ad8488 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#15 0x00007ffff6261287 in g_main_context_dispatch () from
/usr/lib64/libglib-2.0.so.0
#16 0x00007ffff6261a78 in ?? () from /usr/lib64/libglib-2.0.so.0
#17 0x00007ffff6261c51 in g_main_context_iteration () from
/usr/lib64/libglib-2.0.so.0
#18 0x00007ffff6ad8b5f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
()
   from /usr/lib64/qt4/libQtCore.so.4
#19 0x00007ffff703ef6e in ?? () from /usr/lib64/qt4/libQtGui.so.4
#20 0x00007ffff6aad132 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib64/qt4/libQtCore.so.4
#21 0x00007ffff6aad374 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib64/qt4/libQtCore.so.4
#22 0x00007ffff6ab17ab in QCoreApplication::exec() () from
/usr/lib64/qt4/libQtCore.so.4
#23 0x0000000000416cbb in ?? ()
#24 0x00007ffff54f02ad in __libc_start_main () from /lib64/libc.so.6
#25 0x0000000000416809 in ?? ()
#26 0x00007fffffffdce8 in ?? ()
#27 0x000000000000001c in ?? ()
#28 0x0000000000000001 in ?? ()
#29 0x00007fffffffe04c in ?? ()
#30 0x0000000000000000 in ?? ()
(gdb) quit
A debugging session is active.

        Inferior 1 [process 13251] will be killed.

Quit anyway? (y or n) y