Comment # 1 on bug 1192739 from Joey Lee

fdisk and lsblk did not see problem:

Vigor101:~ # fdisk -l /dev/vda
Disk /dev/vda: 20 GiB, 21474836480 bytes, 41943040 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: 83851278-C81F-4A32-9804-B3A4C318FB20

Device        Start      End  Sectors  Size Type
/dev/vda1      2048  1026047  1024000  500M EFI System          <-- shows Type
/dev/vda2   1026048 39317503 38291456 18.3G Linux filesystem
/dev/vda3  39317504 41943006  2625503  1.3G Linux swap

Vigor101:~ # lsblk -p -o NAME,PARTTYPE
NAME        PARTTYPE
/dev/sr0
/dev/vda
������������������/dev/vda1 c12a7328-f81f-11d2-ba4b-00a0c93ec93b        <-- shows GUID
������������������/dev/vda2 0fc63daf-8483-4772-8e79-3d69d8477de4
������������������/dev/vda3 0657fd6d-a4ab-43c4-84e5-0933c84b4f4f