halacha - What should a woman do if she owns male slaves

It seems a woman is forbidden to acquire male slaves

Rambam Avodim 1.2 and Shulchan Aruch 267.19

What should/must she do if she does?
For example her property (Nichsai Milug and Tzon Barzel) she gets back after divorce or death of husband.

Or if she inherited them.

Sources please