When i do upgrade form 18.04 to 20.04 with do-release-upgrade my system reboots on systemctl daemon-reexec from /var/lib/dpkg/info/systemd.postinst code:
```
# skip daemon-reexec and try-restarts during shutdown to avoid hitting LP: #1803391
if [ -n "$2" ] && [ "$(systemctl is-system-running)" != "stopping" ]; then
_systemctl daemon-reexec || true
# don't restart logind; this can be done again once this gets implemented:
# https://github.com/systemd/systemd/issues/1163
_systemctl try-restart systemd-networkd.service || true
_systemctl try-restart systemd-resolved.service || true
_systemctl try-restart systemd-journald.service || true
fi
```
When i do upgrade form 18.04 to 20.04 with do-release-upgrade my system reboots on systemctl daemon-reexec from /var/lib/ dpkg/info/ systemd. postinst code: /github. com/systemd/ systemd/ issues/ 1163 networkd. service || true resolved. service || true journald. service || true
```
# skip daemon-reexec and try-restarts during shutdown to avoid hitting LP: #1803391
if [ -n "$2" ] && [ "$(systemctl is-system-running)" != "stopping" ]; then
_systemctl daemon-reexec || true
# don't restart logind; this can be done again once this gets implemented:
# https:/
_systemctl try-restart systemd-
_systemctl try-restart systemd-
_systemctl try-restart systemd-
fi
```
command systemctl is-system-running return degradated.
If i execute systemctl daemon-reexec from hand while do-release-upgrade waiting for accept changes on journald.conf, my system hangs.
There is strace -ff systemctl daemon-reexec: https:/ /pastebin. ubuntu. com/p/SkYnx8fdt s/