pvresize overwrites wrong PV headers while using scsi reservations.

Issue

• One disk lvm metadata was overwrite by another disk lvm metadata while resizing physical volume using pvresize.

 # pvresize /dev/mapper/mpathd

 # pvs -v -a
  WARNING: Not using device /dev/mapper/mpathc for PV Rvhf2V-peNB-WLx9-yrP0-x8mi-5S9l-9AIA6D.
  WARNING: Not using device /dev/mapper/mpathd for PV XAJZEO-hxv3-c7jz-KfLY-VgsT-HWwE-2C4dvz.
  WARNING: PV Rvhf2V-peNB-WLx9-yrP0-x8mi-5S9l-9AIA6D prefers device /dev/sda2 because device is used by LV.
  WARNING: PV XAJZEO-hxv3-c7jz-KfLY-VgsT-HWwE-2C4dvz prefers device /dev/mapper/mpathf because device size is correct.
  PV                 VG        Fmt  Attr PSize   PFree  DevSize PV UUID
  /dev/mapper/mpatha vg_a      lvm2 a--  <50,00g 25,00g  50,00g OWPpmm-FiyJ-CvaO-eVnd-Tgej-SkkK-DkroeM
  /dev/mapper/mpathb vg_b      lvm2 a--  <50,00g 25,00g  50,00g 19qYTb-GNSN-DclK-85eW-zJm3-xdf9-MHcezg
  /dev/mapper/mpathc [unknown] lvm2 d--       0      0   50,00g Rvhf2V-peNB-WLx9-yrP0-x8mi-5S9l-9AIA6D <---+
  /dev/mapper/mpathd vg_f      lvm2 d--       0      0   54,00g XAJZEO-hxv3-c7jz-KfLY-VgsT-HWwE-2C4dvz <-+ |
  /dev/mapper/mpathe vg_e      lvm2 a--  <50,00g 25,00g  50,00g Z6TOqr-n9mU-Fy8e-Rmt2-0Iat-lHCt-rVQbbS   | |
  /dev/mapper/mpathf vg_f      lvm2 a--  <50,00g 25,00g  50,00g XAJZEO-hxv3-c7jz-KfLY-VgsT-HWwE-2C4dvz <-+ |
  /dev/mapper/mpathg vg_g      lvm2 a--  <50,00g 25,00g  50,00g Ydv7Lq-1WrC-O9Sc-578S-qNkt-jXpJ-V3tGlB     |
  /dev/sda1                         ---       0      0  500,00m                                            |
  /dev/sda2                    lvm2 ---   50,00g 50,00g   5,51g Rvhf2V-peNB-WLx9-yrP0-x8mi-5S9l-9AIA6D <---+

The header of mpathf is cloned on mpathd
The header of mpathc is cloned on sda2

• pvresize will cause a metadata corruption with below error messages.

  Error writing device /dev/sdd at 4096 length 512.
  Failed to write mda header to /dev/sdd fd -1
  Failed to update old PV extension headers in VG vg4.
  Error writing device /dev/sdc at 4096 length 512.
  Failed to write mda header to /dev/sdc fd -1
  Failed to update old PV extension headers in VG vg3.
  VG info not found after rescan of vg2
  Physical volume "/dev/sda" changed
  1 physical volume(s) resized or updated / 0 physical volume(s) not resized