[Bug 1973217] Re: package openssh-server 1:8.2p1-4ubuntu0.5 failed to install/upgrade: installed openssh-server package post-installation script subprocess returned error exit status 1

[Frank Nemec]

On 5/16/22 09:42, Lena Voytek wrote:
> You noted that this may be due to update-manager having two instances
> running. Were you able to try again with one running to get it updated?
> If not, does updating with:
>
> sudo apt update
> sudo apt upgrade
>
> cause any errors?

Yes, errors persist:

apt install openssh-server
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following package was automatically installed and is no longer required:
   libfwupdplugin1
Use 'sudo apt autoremove' to remove it.
Suggested packages:
   molly-guard monkeysphere ssh-askpass
The following NEW packages will be installed:
   openssh-server
0 upgraded, 1 newly installed, 0 to remove and 4 not upgraded.
Need to get 0 B/377 kB of archives.
After this operation, 1,527 kB of additional disk space will be used.
Preconfiguring packages ...
Selecting previously unselected package openssh-server.
(Reading database ... 298345 files and directories currently installed.)
Preparing to unpack .../openssh-server_1%3a8.2p1-4ubuntu0.5_amd64.deb ...
Unpacking openssh-server (1:8.2p1-4ubuntu0.5) ...
Setting up openssh-server (1:8.2p1-4ubuntu0.5) ...
rescue-ssh.target is a disabled or a static unit, not starting it.
Job for ssh.service failed because the control process exited with error 
code.
See "systemctl status ssh.service" and "journalctl -xe" for details.
invoke-rc.d: initscript ssh, action "restart" failed.
● ssh.service - OpenBSD Secure Shell server
      Loaded: loaded (/lib/systemd/system/ssh.service; enabled; vendor 
preset: en
abled)
      Active: activating (auto-restart) (Result: exit-code) since Fri 
2022-05-13
06:47:48 PDT; 3ms ago
        Docs: man:sshd(8)
              man:sshd_config(5)
     Process: 6402 ExecStartPre=/usr/sbin/sshd -t (code=exited, 
status=255/EXCEPT
ION)
dpkg: error processing package openssh-server (--configure):
  installed openssh-server package post-installation script subprocess 
returned e
rror exit status 1
Processing triggers for systemd (245.4-4ubuntu3.17) ...


and then:

systemctl status ssh.service

ssh.service - OpenBSD Secure Shell server
      Loaded: loaded (/lib/systemd/system/ssh.service; enabled; vendor 
preset: enabled)
      Active: failed (Result: exit-code) since Mon 2022-05-16 06:26:11 
PDT; 4h 48min ago
        Docs: man:sshd(8)
              man:sshd_config(5)
     Process: 140702 ExecStartPre=/usr/sbin/sshd -t (code=exited, 
status=255/EXCEPTION)

May 16 06:26:11 paradise systemd[1]: ssh.service: Scheduled restart job, 
restart counter is at 5.
May 16 06:26:11 paradise systemd[1]: Stopped OpenBSD Secure Shell server.
May 16 06:26:11 paradise systemd[1]: ssh.service: Start request repeated 
too quickly.
May 16 06:26:11 paradise systemd[1]: ssh.service: Failed with result 
'exit-code'.
May 16 06:26:11 paradise systemd[1]: Failed to start OpenBSD Secure 
Shell server.

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https://bugs.launchpad.net/bugs/1973217

Title:
  package openssh-server 1:8.2p1-4ubuntu0.5 failed to install/upgrade:
  installed openssh-server package post-installation script subprocess
  returned error exit status 1

Status in openssh package in Ubuntu:
  Incomplete

Bug description:
  It might be that two instances of update-manager seemed to be running
  at the same time.

  ProblemType: Package
  DistroRelease: Ubuntu 20.04
  Package: openssh-server 1:8.2p1-4ubuntu0.5
  ProcVersionSignature: Ubuntu 5.13.0-41.46~20.04.1-generic 5.13.19
  Uname: Linux 5.13.0-41-generic x86_64
  NonfreeKernelModules: nvidia_modeset nvidia
  ApportVersion: 2.20.11-0ubuntu27.23
  Architecture: amd64
  CasperMD5CheckResult: skip
  Date: Thu May 12 08:50:07 2022
  ErrorMessage: installed openssh-server package post-installation script subprocess returned error exit status 1
  InstallationDate: Installed on 2020-10-06 (582 days ago)
  InstallationMedia: Ubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
  Python3Details: /usr/bin/python3.8, Python 3.8.10, python3-minimal, 3.8.2-0ubuntu2
  PythonDetails: /usr/bin/python2.7, Python 2.7.18, python-is-python2, 2.7.17-4
  RelatedPackageVersions:
   dpkg 1.19.7ubuntu3
   apt  2.0.6
  SSHDConfig:
   Error: command ['/usr/sbin/sshd', '-T'] failed with exit code 255: /etc/ssh/sshd_config: line 125: Bad configuration option: Host
   /etc/ssh/sshd_config: line 126: Bad configuration option: ForwardX11
   /etc/ssh/sshd_config: terminating, 2 bad configuration options
  SourcePackage: openssh
  Title: package openssh-server 1:8.2p1-4ubuntu0.5 failed to install/upgrade: installed openssh-server package post-installation script subprocess returned error exit status 1
  UpgradeStatus: Upgraded to focal on 2021-09-29 (225 days ago)

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