Something broken around FDW connection close

create table t (a int, b int);

insert into t1 select x/100,x/100 from  generate_series(1,100000) x;

create extension if not exists postgres_fdw;

create server test_server foreign data wrapper postgres_fdw options (host 'localhost', port '5432', dbname 'postgres');

create foreign table ft_t (a int,b int) server test_server;

select 'create user mapping for current_user server test_server options(user ''' || current_user || ''');';

\gexec

select count(*) from pg_stat_Activity; -- > 6

analyze ft_t;

(lots of these)

select count(*) from pg_stat_Activity; --> 105