This bug has been copied from bug #634454 and has been proposed to be backported to 5.5 z-stream (EUS).
in kernel-2.6.18-194.29.1.el5 linux-2.6-misc-kernel-remove-yield-from-stop_machine-paths.patch linux-2.6-kernel-add-stop_machine-barrier-to-fix-lock-contention.patch
Reboot 500 times on intel-s3e36-01.rhts.eng.rdu.redhat.com on -194.32.1 kernel with no hang, but unable to reproduce on -194 kernel. Patch has been tested by FJ, confirmed patches are applied in kernel 2.6.18-194.32.1.el5 correctly. Set SanityOnly.
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/RHSA-2011-0004.html