Patch in
lvm2-2.02.32-4.el5_2.1

lvm2-2.02.32-4.el5:

SCENARIO - [down_convert_no_extents]
lvcreate -m 1 -n down_convert_no_extents -L 90.82G mirror_sanity /dev/sdc1 /dev/sdc2 /dev/sdc3:0
Down convert pv without any free extents from mirror
  No free extents on physical volume "/dev/sdc1"
  No specified PVs have space available
down convert failed


# FIX verified
lvm2-2.02.32-4.el5_2.1:

SCENARIO - [down_convert_no_extents]
lvcreate -m 1 -n down_convert_no_extents -L 90.82G mirror_sanity /dev/sdc1 /dev/sdc2 /dev/sdc3:0
Down convert pv without any free extents from mirror
Deactivating mirror down_convert_no_extents... and removing

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-2008-0947.html