Jun 19 05:28:30 prd-ubuntu1804-builder-4c-4g-17783 passwd[915]: password for 'ubuntu' changed by 'root'
Jun 19 05:28:30 prd-ubuntu1804-builder-4c-4g-17783 systemd-logind[947]: Watching system buttons on /dev/input/event0 (Power Button)
Jun 19 05:28:30 prd-ubuntu1804-builder-4c-4g-17783 systemd-logind[947]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Jun 19 05:28:30 prd-ubuntu1804-builder-4c-4g-17783 systemd-logind[947]: New seat seat0.
Jun 19 05:28:30 prd-ubuntu1804-builder-4c-4g-17783 sshd[997]: Server listening on 0.0.0.0 port 22.
Jun 19 05:28:30 prd-ubuntu1804-builder-4c-4g-17783 sshd[997]: Server listening on :: port 22.
Jun 19 05:28:32 prd-ubuntu1804-builder-4c-4g-17783 sshd[1317]: Did not receive identification string from 10.30.104.4 port 58732
Jun 19 05:28:35 prd-ubuntu1804-builder-4c-4g-17783 sshd[1346]: Invalid user jenkins from 10.30.104.4 port 58736
Jun 19 05:28:35 prd-ubuntu1804-builder-4c-4g-17783 sshd[1346]: Received disconnect from 10.30.104.4 port 58736:11: Closed due to user request. [preauth]
Jun 19 05:28:35 prd-ubuntu1804-builder-4c-4g-17783 sshd[1346]: Disconnected from invalid user jenkins 10.30.104.4 port 58736 [preauth]
Jun 19 05:28:35 prd-ubuntu1804-builder-4c-4g-17783 useradd[1372]: new group: name=jenkins, GID=1001
Jun 19 05:28:35 prd-ubuntu1804-builder-4c-4g-17783 useradd[1372]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Jun 19 05:28:37 prd-ubuntu1804-builder-4c-4g-17783 sshd[1440]: Accepted publickey for jenkins from 10.30.104.4 port 58738 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Jun 19 05:28:37 prd-ubuntu1804-builder-4c-4g-17783 sshd[1440]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Jun 19 05:28:37 prd-ubuntu1804-builder-4c-4g-17783 systemd-logind[947]: New session 1 of user jenkins.
Jun 19 05:28:37 prd-ubuntu1804-builder-4c-4g-17783 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Jun 19 05:29:02 prd-ubuntu1804-builder-4c-4g-17783 CRON[1999]: pam_unix(cron:session): session opened for user root by (uid=0)
Jun 19 05:29:02 prd-ubuntu1804-builder-4c-4g-17783 CRON[1999]: pam_unix(cron:session): session closed for user root
Jun 19 05:30:01 prd-ubuntu1804-builder-4c-4g-17783 CRON[2817]: pam_unix(cron:session): session opened for user root by (uid=0)
Jun 19 05:30:01 prd-ubuntu1804-builder-4c-4g-17783 CRON[2817]: pam_unix(cron:session): session closed for user root
Jun 19 05:30:48 prd-ubuntu1804-builder-4c-4g-17783 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Jun 19 05:30:48 prd-ubuntu1804-builder-4c-4g-17783 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)