Bug#1016931: systemd: does not poweroff immediately with shutdown -h now

[Bob Wong]

Package: systemd
Version: 251.3-1
Severity: important
X-Debbugs-Cc: ybx332 at gmail.com

Dear Maintainer,

   * What led up to the situation?
Poweroff the computer from the KDE user session, also with the shutdown -h now
   * What was the outcome of this action?
Show the wall message and hang for about a minute.
   * What outcome did you expect instead?
Able to change the waiting time or show the wall message and poweroff after
that immediately.


-- Package-specific info:

-- System Information:
Debian Release: bookworm/sid
  APT prefers testing
  APT policy: (500, 'testing')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 5.18.0-3-amd64 (SMP w/16 CPU threads; PREEMPT)
Locale: LANG=zh_CN.UTF-8, LC_CTYPE=zh_CN.UTF-8 (charmap=UTF-8), LANGUAGE=zh_CN:zh
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages systemd depends on:
ii  adduser            3.123
ii  libacl1            2.3.1-1
ii  libaudit1          1:3.0.7-1+b1
ii  libblkid1          2.38.1-1
ii  libc6              2.33-8
ii  libcap2            1:2.44-1
ii  libcryptsetup12    2:2.4.3-1+b1
ii  libfdisk1          2.38.1-1
ii  libgcrypt20        1.10.1-2
ii  libkmod2           30+20220630-3
ii  liblz4-1           1.9.3-2
ii  liblzma5           5.2.5-2.1
ii  libmount1          2.38.1-1
ii  libseccomp2        2.5.4-1+b1
ii  libselinux1        3.4-1+b1
ii  libssl3            3.0.4-2
ii  libsystemd-shared  251.3-1
ii  libsystemd0        251.3-1
ii  libzstd1           1.5.2+dfsg-1
ii  mount              2.38.1-1

Versions of packages systemd recommends:
ii  dbus [default-dbus-system-bus]   1.14.0-2
ii  systemd-timesyncd [time-daemon]  251.3-1

Versions of packages systemd suggests:
ii  libfido2-1            1.11.0-1+b1
ii  libtss2-esys-3.0.2-0  3.2.0-1+b1
ii  libtss2-mu0           3.2.0-1+b1
pn  libtss2-rc0           <none>
ii  policykit-1           0.105-33
pn  systemd-boot          <none>
pn  systemd-container     <none>
pn  systemd-homed         <none>
pn  systemd-userdbd       <none>

Versions of packages systemd is related to:
ii  dbus-user-session  1.14.0-2
pn  dracut             <none>
ii  initramfs-tools    0.142
ii  libnss-systemd     251.3-1
ii  libpam-systemd     251.3-1
ii  udev               251.3-1

-- no debconf information