Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64

//etc/apparmor.d/abstractions/dovecot-common

 # ------------------------------------------------------------------
#
#    Copyright (C) 2014 Canonical, Ltd.
#
#    This program is free software; you can redistribute it and/or
#    modify it under the terms of version 2 of the GNU General Public
#    License published by the Free Software Foundation.
#
# ------------------------------------------------------------------
# used with dovecot/*

  capability setgid,

  deny capability block_suspend,

  # dovecot's master can send us signals
  signal receive peer=/usr/sbin/dovecot,

  /{var/,}run/dovecot/config rw,