Public bug reported:
In kinetic and lunar gce images we are facing an issue when ssh is being killed
with -HUP
SSH is failing to rebind port 22. It is not failing in other previous systems.
It can be reproduced by running
# pkill -o -HUP sshd || true
# journalctl -n 20
Mar 13 14:58:52 mar131454-025105 sshd[1371]: Received SIGHUP; restarting.
Mar 13 14:58:52 mar131454-025105 sshd[1371]: error: Bind to port 22 on 0.0.0.0
failed: Address already in use.
Mar 13 14:58:52 mar131454-025105 sshd[1371]: error: Bind to port 22 on ::
failed: Address already in use.
Mar 13 14:58:52 mar131454-025105 sshd[1371]: fatal: Cannot bind any address.
Mar 13 14:58:52 mar131454-025105 systemd[1]: ssh.service: Main process exited,
code=exited, status=255/EXCEPTION
Mar 13 14:58:52 mar131454-025105 systemd[1]: ssh.service: Failed with result
'exit-code'.
** Affects: openssh (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/2011458
Title:
ssh fails to rebind when it is killed with -HUP
Status in openssh package in Ubuntu:
New
Bug description:
In kinetic and lunar gce images we are facing an issue when ssh is being
killed with -HUP
SSH is failing to rebind port 22. It is not failing in other previous
systems.
It can be reproduced by running
# pkill -o -HUP sshd || true
# journalctl -n 20
Mar 13 14:58:52 mar131454-025105 sshd[1371]: Received SIGHUP; restarting.
Mar 13 14:58:52 mar131454-025105 sshd[1371]: error: Bind to port 22 on
0.0.0.0 failed: Address already in use.
Mar 13 14:58:52 mar131454-025105 sshd[1371]: error: Bind to port 22 on ::
failed: Address already in use.
Mar 13 14:58:52 mar131454-025105 sshd[1371]: fatal: Cannot bind any address.
Mar 13 14:58:52 mar131454-025105 systemd[1]: ssh.service: Main process
exited, code=exited, status=255/EXCEPTION
Mar 13 14:58:52 mar131454-025105 systemd[1]: ssh.service: Failed with result
'exit-code'.
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