Comment 5 for bug 1682204

by command for easy checking:

On Ubuntu 20.04.2

root@ubuntu20042:~# lsblk -o +PARTTYPE
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT PARTTYPE
loop0 7:0 0 55.4M 1 loop /snap/core18/1944
loop1 7:1 0 69.9M 1 loop /snap/lxd/19188
loop2 7:2 0 31.1M 1 loop /snap/snapd/10707
sda 8:0 0 8G 0 disk
├─sda1 8:1 0 512M 0 part /boot/efi c12a7328-f81f-11d2-ba4b-00a0c93ec93b
├─sda2 8:2 0 1G 0 part /boot 0fc63daf-8483-4772-8e79-3d69d8477de4
└─sda3 8:3 0 6.5G 0 part 0fc63daf-8483-4772-8e79-3d69d8477de4 --> wrong GUID
  └─ubuntu--vg-ubuntu--lv 253:0 0 6.5G 0 lvm /

On CentOS 8

[root@eficentos8 ~]# lsblk -o +PARTTYPE
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT PARTTYPE
sr0 11:0 1 8.6G 0 rom
nvme0n1 259:0 0 8G 0 disk
├─nvme0n1p1 259:1 0 600M 0 part /boot/efi c12a7328-f81f-11d2-ba4b-00a0c93ec93b
├─nvme0n1p2 259:2 0 1G 0 part /boot 0fc63daf-8483-4772-8e79-3d69d8477de4
└─nvme0n1p3 259:3 0 6.4G 0 part e6d6d379-f507-44c2-a23c-238f2a3df928 --> correct GUID
  ├─cl_eficentos8-root 253:0 0 5.6G 0 lvm /
  └─cl_eficentos8-swap 253:1 0 820M 0 lvm [SWAP]