This bug has been copied from bug #521350 and has been proposed to be backported to 5.4 z-stream (EUS).
MODIFIED xorg-x11-drv-i810-1.6.5-9.25.el5_4.1 is built in brew
Technical note added. If any revisions are required, please edit the "Technical Notes" field accordingly. All revisions will be proofread by the Engineering Content Services team. New Contents: Due to an error in the CRT detect code in the driver, when the xorg-x11-drv-i810 package was updated, the X server may have failed to boot, returning the following error message: Caught signal 11. Server aborting This has been resolved, and the X Window System now boots as expected.
Verified on xorg-x11-drv-i810-1.6.5-9.25.el5_4.1 {x86_64,i386) no crashes detected so far. Used hardware T400 with 00:02.0 VGA compatible controller: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller (rev 07)
An advisory has been issued which should help the problem described in this bug report. This report is therefore being closed with a resolution of ERRATA. For more information on therefore solution and/or where to find the updated files, please follow the link below. You may reopen this bug report if the solution does not work for you. http://rhn.redhat.com/errata/RHBA-2010-0605.html