"out of relcache_callback_list slots" after multiple calls to pg_logical_slot_get_binary_changes

git remote add commitfest https://github.com/postgresql-cfbot/postgresql.git
git fetch commitfest cf/4195
git checkout commitfest/cf/4195

"out of relcache_callback_list slots" after multiple calls to pg_logical_slot_get_binary_changes ×

First at 2023-02-19 02:40:31 by "shiy.fnst at fujitsu.com" <shiy.fnst at fujitsu.com>
Latest at 2023-02-23 20:42:46 by Tom Lane <tgl at sss.pgh.pa.us>
Latest attachment (v3-0001-Avoid-duplicate-registration-of-callbacks-in-pgou.patch) at 2023-02-22 10:21:51 from "shiy.fnst at fujitsu.com" <shiy.fnst at fujitsu.com>

    Attachment (v3-0001-Avoid-duplicate-registration-of-callbacks-in-pgou.patch) at 2023-02-22 10:21:51 from "shiy.fnst at fujitsu.com" <shiy.fnst at fujitsu.com> (Patch: Yes)
    Attachment (v2-0001-Avoid-duplicate-registration-of-callbacks-in-pgou.patch) at 2023-02-21 10:31:29 from "shiy.fnst at fujitsu.com" <shiy.fnst at fujitsu.com> (Patch: Yes)
    Attachment (v1-0001-Unregister-syscache-callback-and-relcache-callbac.patch) at 2023-02-19 02:40:31 from "shiy.fnst at fujitsu.com" <shiy.fnst at fujitsu.com> (Patch: Yes)