Jan 12 05:14:15 prd-ubuntu1804-builder-4c-4g-4833 passwd[916]: password for 'ubuntu' changed by 'root'
Jan 12 05:14:15 prd-ubuntu1804-builder-4c-4g-4833 systemd-logind[963]: Watching system buttons on /dev/input/event0 (Power Button)
Jan 12 05:14:15 prd-ubuntu1804-builder-4c-4g-4833 systemd-logind[963]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Jan 12 05:14:15 prd-ubuntu1804-builder-4c-4g-4833 systemd-logind[963]: New seat seat0.
Jan 12 05:14:15 prd-ubuntu1804-builder-4c-4g-4833 sshd[1049]: Server listening on 0.0.0.0 port 22.
Jan 12 05:14:15 prd-ubuntu1804-builder-4c-4g-4833 sshd[1049]: Server listening on :: port 22.
Jan 12 05:14:17 prd-ubuntu1804-builder-4c-4g-4833 sshd[1304]: Did not receive identification string from 10.30.104.4 port 44134
Jan 12 05:14:20 prd-ubuntu1804-builder-4c-4g-4833 sshd[1358]: Invalid user jenkins from 10.30.104.4 port 44140
Jan 12 05:14:20 prd-ubuntu1804-builder-4c-4g-4833 sshd[1358]: Received disconnect from 10.30.104.4 port 44140:11: Closed due to user request. [preauth]
Jan 12 05:14:20 prd-ubuntu1804-builder-4c-4g-4833 sshd[1358]: Disconnected from invalid user jenkins 10.30.104.4 port 44140 [preauth]
Jan 12 05:14:22 prd-ubuntu1804-builder-4c-4g-4833 sshd[1378]: Invalid user jenkins from 10.30.104.4 port 44146
Jan 12 05:14:22 prd-ubuntu1804-builder-4c-4g-4833 sshd[1378]: Received disconnect from 10.30.104.4 port 44146:11: Closed due to user request. [preauth]
Jan 12 05:14:22 prd-ubuntu1804-builder-4c-4g-4833 sshd[1378]: Disconnected from invalid user jenkins 10.30.104.4 port 44146 [preauth]
Jan 12 05:14:24 prd-ubuntu1804-builder-4c-4g-4833 useradd[1406]: new group: name=jenkins, GID=1001
Jan 12 05:14:24 prd-ubuntu1804-builder-4c-4g-4833 useradd[1406]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Jan 12 05:14:24 prd-ubuntu1804-builder-4c-4g-4833 sshd[1450]: Accepted publickey for jenkins from 10.30.104.4 port 44150 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Jan 12 05:14:24 prd-ubuntu1804-builder-4c-4g-4833 sshd[1450]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Jan 12 05:14:24 prd-ubuntu1804-builder-4c-4g-4833 systemd-logind[963]: New session 1 of user jenkins.
Jan 12 05:14:24 prd-ubuntu1804-builder-4c-4g-4833 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Jan 12 05:15:01 prd-ubuntu1804-builder-4c-4g-4833 CRON[2428]: pam_unix(cron:session): session opened for user root by (uid=0)
Jan 12 05:15:01 prd-ubuntu1804-builder-4c-4g-4833 CRON[2428]: pam_unix(cron:session): session closed for user root
Jan 12 05:16:01 prd-ubuntu1804-builder-4c-4g-4833 CRON[3042]: pam_unix(cron:session): session opened for user root by (uid=0)
Jan 12 05:16:01 prd-ubuntu1804-builder-4c-4g-4833 CRON[3042]: pam_unix(cron:session): session closed for user root
Jan 12 05:16:18 prd-ubuntu1804-builder-4c-4g-4833 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Jan 12 05:16:18 prd-ubuntu1804-builder-4c-4g-4833 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)