The ORPort option of torrc was changed fom 9030 to 80,

the relay was sent a HUP signal:

kill -HUP [PID]

and exited with:

Sep 18 07:59:04.000 [notice] Received reload signal (hup). Reloading config and resetting internal state.

Sep 18 07:59:04.000 [notice] Read configuration file "/usr/share/tor/tor-service-defaults-torrc".

Sep 18 07:59:04.000 [notice] Read configuration file "/etc/tor/torrc".

Sep 18 07:59:04.000 [notice] Opening Directory listener on 0.0.0.0:80

Sep 18 07:59:04.000 [warn] Could not bind to 0.0.0.0:80: Permission denied

Sep 18 07:59:04.000 [notice] Closing no-longer-configured Directory listener on 0.0.0.0:9030

Sep 18 07:59:04.000 [warn] Failed to parse/validate config: Failed to bind one of the listener ports.

Sep 18 07:59:04.000 [err] Reading config failed--see warnings above. For usage, try -h.

Sep 18 07:59:04.000 [warn] Restart failed (config error?). Exiting.

When the relay was manually restarted and it successfully ran.

Can it be considered a bug ?

Livak