vgextend my-lv /dev/sdb
Device /dev/sdb excluded by a filter.

wipefs -a /dev/sdb
/dev/sdb: 8 bytes were erased at offset 0x00000200 (gpt): 45 46 49 20 50 41 52 54
/dev/sdb: 8 bytes were erased at offset 0x77ffffe00 (gpt): 45 46 49 20 50 41 52 54
/dev/sdb: 2 bytes were erased at offset 0x000001fe (PMBR): 55 aa

vgextend my-lv /dev/sdb
Physical volume “/dev/sdb” successfully created.
Volume group “my-lv” successfully extended