Create a redistribution profile for GlobalProtect routes by using the settings below:
Under Virtual Router > Redistribution Profile
Type = static
Redistribute = Redist
Interface = The tunnel interface for GlobalProtect
Apply the redistribution profile under OSPF Export Rules. Go to Virtual Router > OSPF > Export Rules and create the OSPF Export rule and select the redistribution profile created.
On the other firewall, validate GlobalProtect routes by running this command: > show routing route type ospf