[CentOS] bizarre firefox/X11 problem on centos 5.3

Fri Jul 24 00:05:36 UTC 2009
Akemi Yagi <amyagi at gmail.com>

On Thu, Jul 23, 2009 at 4:51 PM, fred
smith<fredex at fcshome.stoneham.ma.us> wrote:
> I set up a Centos5 box at work a week or two ago. Today I had this
> bizarre, repeatable problem:
> fire up firefox 3.5.1, browse to centos.org, go to the wiki, click the
> HOWTO button at the top of the page, and either at that point, or a
> moment later when clicking the link for the RAID documents, KABOOOOMMM!!!
> X dies and you return to a login prompt. I did it at least three times.

> Never seen that before, anybody else experienced it?

Yes.  Please see these (long) threads: