Example of this problem (both PVs are members of the VG, dasdkfy1 doesn't
contain an MDA):

# pvdisplay /dev/dasdkfy1
 --- NEW Physical volume ---
 PV Name               /dev/dasdkfy1
 VG Name
 PV Size               179.20 MB
 Allocatable           NO
 PE Size (KByte)       0
 Total PE              0
 Free PE               0
 Allocated PE          0
 PV UUID               70Xj8D-cTQX-8RhE-Mmu8-eSK3-1wgW-3Tehb3

# pvdisplay /dev/dasdkaw1 /dev/dasdkfy1
 --- Physical volume ---
 PV Name               /dev/dasdkaw1
 VG Name               <volume group name>
 PV Size               179.20 MB / not usable 3.20 MB
 Allocatable           yes
 PE Size (KByte)       4096
 Total PE              44
 Free PE               44
 Allocated PE          0
 PV UUID               Z1k8TR-NU3m-jBF3-8zxR-v1LN-PRsJ-LWSBAo

 --- Physical volume ---
 PV Name               /dev/dasdkfy1
 VG Name               <volume group name>
 PV Size               179.20 MB / not usable 3.20 MB
 Allocatable           yes
 PE Size (KByte)       4096
 Total PE              44
 Free PE               44
 Allocated PE          0
 PV UUID               70Xj8D-cTQX-8RhE-Mmu8-eSK3-1wgW-3Tehb3


This event sent from IssueTracker by bhinson  [SEG - Storage]
 issue 139375

Already fixed in upstream release 2.02.30:

WHATS_NEW:
- Fix process_all_pvs to detect non-orphans with no MDAs correctly.

This request was evaluated by Red Hat Product Management for inclusion in a Red
Hat Enterprise Linux maintenance release.  Product Management has requested
further review of this request by Red Hat Engineering, for potential
inclusion in a Red Hat Enterprise Linux Update release for currently deployed
products.  This request is not yet committed for inclusion in an Update
release.

Fix verified in lvm2-2.02.37-3.el4.

[root@taft-03 dev]# pvcreate --metadatacopies 0 /dev/sdc1
  Physical volume "/dev/sdc1" successfully created
[root@taft-03 dev]# pvcreate /dev/sdb1
  Physical volume "/dev/sdb1" successfully created
[root@taft-03 dev]# vgcreate taft /dev/sdb1 /dev/sdc1
  Volume group "taft" successfully created
[root@taft-03 dev]# pvdisplay /dev/sdc1
  --- Physical volume ---
  PV Name               /dev/sdc1
  VG Name               taft
  PV Size               135.67 GB / not usable 1.43 MB
  Allocatable           yes
  PE Size (KByte)       4096
  Total PE              34730
  Free PE               34730
  Allocated PE          0
  PV UUID               9VPNhv-IBi7-Jgds-Xl6I-j1TU-Dugk-m2Ti2s

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-2008-0776.html