Jan  1 05:18:42 prd-ubuntu1804-builder-4c-4g-8913 passwd[904]: password for 'ubuntu' changed by 'root'
Jan  1 05:18:42 prd-ubuntu1804-builder-4c-4g-8913 systemd-logind[956]: Watching system buttons on /dev/input/event0 (Power Button)
Jan  1 05:18:42 prd-ubuntu1804-builder-4c-4g-8913 systemd-logind[956]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Jan  1 05:18:42 prd-ubuntu1804-builder-4c-4g-8913 systemd-logind[956]: New seat seat0.
Jan  1 05:18:42 prd-ubuntu1804-builder-4c-4g-8913 sshd[1046]: Server listening on 0.0.0.0 port 22.
Jan  1 05:18:42 prd-ubuntu1804-builder-4c-4g-8913 sshd[1046]: Server listening on :: port 22.
Jan  1 05:18:44 prd-ubuntu1804-builder-4c-4g-8913 sshd[1263]: Did not receive identification string from 10.30.104.4 port 54662
Jan  1 05:18:51 prd-ubuntu1804-builder-4c-4g-8913 sshd[1395]: Invalid user jenkins from 10.30.104.4 port 54680
Jan  1 05:18:51 prd-ubuntu1804-builder-4c-4g-8913 sshd[1395]: Received disconnect from 10.30.104.4 port 54680:11: Closed due to user request. [preauth]
Jan  1 05:18:51 prd-ubuntu1804-builder-4c-4g-8913 sshd[1395]: Disconnected from invalid user jenkins 10.30.104.4 port 54680 [preauth]
Jan  1 05:18:53 prd-ubuntu1804-builder-4c-4g-8913 sshd[1399]: Invalid user jenkins from 10.30.104.4 port 54686
Jan  1 05:18:53 prd-ubuntu1804-builder-4c-4g-8913 sshd[1399]: Received disconnect from 10.30.104.4 port 54686:11: Closed due to user request. [preauth]
Jan  1 05:18:53 prd-ubuntu1804-builder-4c-4g-8913 sshd[1399]: Disconnected from invalid user jenkins 10.30.104.4 port 54686 [preauth]
Jan  1 05:18:54 prd-ubuntu1804-builder-4c-4g-8913 useradd[1419]: new group: name=jenkins, GID=1001
Jan  1 05:18:54 prd-ubuntu1804-builder-4c-4g-8913 useradd[1419]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Jan  1 05:18:55 prd-ubuntu1804-builder-4c-4g-8913 sshd[1486]: Accepted publickey for jenkins from 10.30.104.4 port 54690 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Jan  1 05:18:55 prd-ubuntu1804-builder-4c-4g-8913 sshd[1486]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Jan  1 05:18:55 prd-ubuntu1804-builder-4c-4g-8913 systemd-logind[956]: New session 1 of user jenkins.
Jan  1 05:18:55 prd-ubuntu1804-builder-4c-4g-8913 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Jan  1 05:19:01 prd-ubuntu1804-builder-4c-4g-8913 CRON[1712]: pam_unix(cron:session): session opened for user root by (uid=0)
Jan  1 05:19:01 prd-ubuntu1804-builder-4c-4g-8913 CRON[1712]: pam_unix(cron:session): session closed for user root
Jan  1 05:20:02 prd-ubuntu1804-builder-4c-4g-8913 CRON[2597]: pam_unix(cron:session): session opened for user root by (uid=0)
Jan  1 05:20:02 prd-ubuntu1804-builder-4c-4g-8913 CRON[2597]: pam_unix(cron:session): session closed for user root
Jan  1 05:21:01 prd-ubuntu1804-builder-4c-4g-8913 CRON[2869]: pam_unix(cron:session): session opened for user root by (uid=0)
Jan  1 05:21:01 prd-ubuntu1804-builder-4c-4g-8913 CRON[2869]: pam_unix(cron:session): session closed for user root
Jan  1 05:22:01 prd-ubuntu1804-builder-4c-4g-8913 CRON[3258]: pam_unix(cron:session): session opened for user root by (uid=0)
Jan  1 05:22:01 prd-ubuntu1804-builder-4c-4g-8913 CRON[3258]: pam_unix(cron:session): session closed for user root
Jan  1 05:22:24 prd-ubuntu1804-builder-4c-4g-8913 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Jan  1 05:22:24 prd-ubuntu1804-builder-4c-4g-8913 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)