Subject: bug#55607: 28.1; C-x is hardcoded, but should use the keymap ctl-x-map

From: Teika Kazura <[email-masked]>
Date: Wed, 25 May 2022 21:12:22 +0900 (JST)

The bug was fixed in the commit abd3411827, in the master branch:
  https://git.savannah.gnu.org/cgit/emacs.git/commit/?id=abd3411827d77edee6f2a38d9fc1c3a61fba88ed

Thanks Lars for a very quick action.