This bug has been copied from bug #553803 and has been proposed to be backported to 5.6 z-stream (EUS).
I posted the patch to rhkernel-list for inclusion into 5.6.z. Changing status to POST.
in kernel-2.6.18-238.28.1.el5 linux-2.6-fs-gfs2-fix-recovery-stuck-on-transaction-lock.patch
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. http://rhn.redhat.com/errata/RHSA-2011-1419.html