pinentry fails for tpm protected key

[Joshua Rubin]

> I think you're going to have to be a lot more specific.  I use gpg-
> agent with pinentry and tpm keys and it works fine for me on openSUSE
> and gpg-2.3.4.

I'm using gpg-2.3.4 and pinentry 1.2.0. I _only_ have this issue when I select that I want to save the passphrase in the keyring, it works otherwise (which I think is what it sounds like you are doing). Happy to provide any other useful details, just not sure what you might need.