It's been ages since I looked at this stuff, and IIRC we had to play funny games to get Mailman's startup/shutdown procedure hooked in, but Mailman itself really wants to be shutdown with `mailmanctl stop` so that's what you eventually need to ensure gets called.
It's been ages since I looked at this stuff, and IIRC we had to play funny games to get Mailman's startup/shutdown procedure hooked in, but Mailman itself really wants to be shutdown with `mailmanctl stop` so that's what you eventually need to ensure gets called.