>>> Is systemd-tty-ask-password still an optional component?
>>>
>>> Is this new behaviour (where systemd-tty-ask-password is repeatedly
>>> executed) intentional?
>>
>> It is not new behavior. systemctl did it for as long as I remember.
>
> Okay. But the display of the warning is new behaviour.
>
> Was the warning just not visible or not generated before?
>
> Should systemd-tty-ask-password not be considered an optional component?
Answering my own question: yes, the warning / failure message was not visible
until recently (v255.10).
The following commit adds a log statement to exec-util,c and that is why it has
appeared:
https://github.com/systemd/systemd-stable/commit/76fe6ebee8
Any comment on my other question: is systemd-tty-ask-password an optional
component?
-James M