Bug 265238

Application: kwin (4.6.00 (4.6.0))
KDE Platform Version: 4.6.00 (4.6.0)
Qt Version: 4.7.1
Operating System: Linux 2.6.35-sabayon x86_64
Distribution (Platform): Gentoo Packages

-- Information about the crash:
- What I was doing when the application crashed:

Corner effect - cilinder view

- Custom settings of the application:

Had updates for Sabayon installed. 
Unsure what settings I should choose for OpenGL

The crash can be reproduced every time.

-- Backtrace:
Application: KWin (kwin), signal: Aborted
[KCrash Handler]
#6  0x00007f874a1791d5 in raise () from /lib/libc.so.6
#7  0x00007f874a17a600 in abort () from /lib/libc.so.6
#8  0x00007f8745215695 in __gnu_cxx::__verbose_terminate_handler() () from /usr/lib/gcc/x86_64-pc-linux-gnu/4.4.4/libstdc++.so.6
#9  0x00007f8745213ac6 in ?? () from /usr/lib/gcc/x86_64-pc-linux-gnu/4.4.4/libstdc++.so.6
#10 0x00007f8745213af3 in std::terminate() () from /usr/lib/gcc/x86_64-pc-linux-gnu/4.4.4/libstdc++.so.6
#11 0x00007f8745213b76 in __cxa_rethrow () from /usr/lib/gcc/x86_64-pc-linux-gnu/4.4.4/libstdc++.so.6
#12 0x00007f87457e5c0d in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#13 0x00007f87457eaa79 in QCoreApplication::exec() () from /usr/lib64/qt4/libQtCore.so.4
#14 0x00007f874a500e03 in kdemain () from /usr/lib/libkdeinit4_kwin.so
#15 0x00007f874a165bbd in __libc_start_main () from /lib/libc.so.6
#16 0x0000000000400789 in _start ()

Possible duplicates by query: bug 265212, bug 265174, bug 265163, bug 265160, bug 265159.

Reported using DrKonqi