Segmentation fault (11)

Hi
After a fresh installation on centos 5.8 I have some errors in httpd errors log

[Mon Jul 02 23:11:32 2012] [notice] child pid 24293 exit signal Segmentation fault (11)
[Mon Jul 02 23:13:22 2012] [notice] child pid 24309 exit signal Segmentation fault (11)
[Mon Jul 02 23:13:30 2012] [notice] child pid 24860 exit signal Segmentation fault (11)
[Mon Jul 02 23:18:10 2012] [notice] child pid 25012 exit signal Segmentation fault (11)
[Mon Jul 02 23:18:33 2012] [notice] child pid 24305 exit signal Segmentation fault (11)

[root@server ~]# php -v
PHP 5.2.17 (cli) (built: Jun 27 2012 19:19:24)
Copyright (c) 1997-2010 The PHP Group
Zend Engine v2.2.0, Copyright (c) 1998-2010 Zend Technologies

[root@server ~]# httpd -v
Server version: Apache/2.2.22 (Unix)
Server built: Jun 27 2012 19:12:22

can anyone there tell me what i can do to fix it?

Thank you

Have you installed/enabled APC by any chance?

P.s. I would upgrade to php 5.3.x in any case.