The man page describes the syntax for UID mappings as UID:MAPPED-UID:LEN[,UID2:MAPPED-UID2:LEN2], i.e., with , as mapping separator. However, the examples section makes it look like : needs to be used instead, and AFAIU the code , is wrong and : is correct. The same is true for the GID mapping.
The man page describes the syntax for UID mappings as
UID:MAPPED-UID:LEN[,UID2:MAPPED-UID2:LEN2], i.e., with,as mapping separator. However, the examples section makes it look like:needs to be used instead, and AFAIU the code,is wrong and:is correct. The same is true for the GID mapping.