Jan 12 09:19:50 prd-ubuntu1804-builder-4c-4g-4877 passwd[903]: password for 'ubuntu' changed by 'root'
Jan 12 09:19:50 prd-ubuntu1804-builder-4c-4g-4877 systemd-logind[986]: Watching system buttons on /dev/input/event0 (Power Button)
Jan 12 09:19:50 prd-ubuntu1804-builder-4c-4g-4877 systemd-logind[986]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Jan 12 09:19:50 prd-ubuntu1804-builder-4c-4g-4877 systemd-logind[986]: New seat seat0.
Jan 12 09:19:50 prd-ubuntu1804-builder-4c-4g-4877 sshd[1015]: Server listening on 0.0.0.0 port 22.
Jan 12 09:19:50 prd-ubuntu1804-builder-4c-4g-4877 sshd[1015]: Server listening on :: port 22.
Jan 12 09:19:53 prd-ubuntu1804-builder-4c-4g-4877 sshd[1310]: Did not receive identification string from 10.30.104.4 port 51652
Jan 12 09:20:01 prd-ubuntu1804-builder-4c-4g-4877 sshd[1339]: Invalid user jenkins from 10.30.104.4 port 51664
Jan 12 09:20:01 prd-ubuntu1804-builder-4c-4g-4877 sshd[1339]: Received disconnect from 10.30.104.4 port 51664:11: Closed due to user request. [preauth]
Jan 12 09:20:01 prd-ubuntu1804-builder-4c-4g-4877 sshd[1339]: Disconnected from invalid user jenkins 10.30.104.4 port 51664 [preauth]
Jan 12 09:20:01 prd-ubuntu1804-builder-4c-4g-4877 CRON[1342]: pam_unix(cron:session): session opened for user root by (uid=0)
Jan 12 09:20:01 prd-ubuntu1804-builder-4c-4g-4877 CRON[1342]: pam_unix(cron:session): session closed for user root
Jan 12 09:20:03 prd-ubuntu1804-builder-4c-4g-4877 sshd[1366]: Invalid user jenkins from 10.30.104.4 port 51684
Jan 12 09:20:03 prd-ubuntu1804-builder-4c-4g-4877 sshd[1366]: Received disconnect from 10.30.104.4 port 51684:11: Closed due to user request. [preauth]
Jan 12 09:20:03 prd-ubuntu1804-builder-4c-4g-4877 sshd[1366]: Disconnected from invalid user jenkins 10.30.104.4 port 51684 [preauth]
Jan 12 09:20:05 prd-ubuntu1804-builder-4c-4g-4877 useradd[1386]: new group: name=jenkins, GID=1001
Jan 12 09:20:05 prd-ubuntu1804-builder-4c-4g-4877 useradd[1386]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Jan 12 09:20:05 prd-ubuntu1804-builder-4c-4g-4877 sshd[1446]: Accepted publickey for jenkins from 10.30.104.4 port 51686 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Jan 12 09:20:05 prd-ubuntu1804-builder-4c-4g-4877 sshd[1446]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Jan 12 09:20:05 prd-ubuntu1804-builder-4c-4g-4877 systemd-logind[986]: New session 2 of user jenkins.
Jan 12 09:20:05 prd-ubuntu1804-builder-4c-4g-4877 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Jan 12 09:21:02 prd-ubuntu1804-builder-4c-4g-4877 CRON[2786]: pam_unix(cron:session): session opened for user root by (uid=0)
Jan 12 09:21:02 prd-ubuntu1804-builder-4c-4g-4877 CRON[2786]: pam_unix(cron:session): session closed for user root
Jan 12 09:22:01 prd-ubuntu1804-builder-4c-4g-4877 CRON[3017]: pam_unix(cron:session): session opened for user root by (uid=0)
Jan 12 09:22:01 prd-ubuntu1804-builder-4c-4g-4877 CRON[3017]: pam_unix(cron:session): session closed for user root
Jan 12 09:22:04 prd-ubuntu1804-builder-4c-4g-4877 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Jan 12 09:22:04 prd-ubuntu1804-builder-4c-4g-4877 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)