Apr  1 12:46:39 prd-ubuntu1804-builder-4c-4g-2811 passwd[918]: password for 'ubuntu' changed by 'root'
Apr  1 12:46:39 prd-ubuntu1804-builder-4c-4g-2811 systemd-logind[973]: Watching system buttons on /dev/input/event0 (Power Button)
Apr  1 12:46:39 prd-ubuntu1804-builder-4c-4g-2811 systemd-logind[973]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Apr  1 12:46:39 prd-ubuntu1804-builder-4c-4g-2811 systemd-logind[973]: New seat seat0.
Apr  1 12:46:39 prd-ubuntu1804-builder-4c-4g-2811 sshd[1001]: Server listening on 0.0.0.0 port 22.
Apr  1 12:46:39 prd-ubuntu1804-builder-4c-4g-2811 sshd[1001]: Server listening on :: port 22.
Apr  1 12:46:42 prd-ubuntu1804-builder-4c-4g-2811 sshd[1301]: Did not receive identification string from 10.30.104.4 port 37414
Apr  1 12:46:49 prd-ubuntu1804-builder-4c-4g-2811 sshd[1334]: Invalid user jenkins from 10.30.104.4 port 37426
Apr  1 12:46:49 prd-ubuntu1804-builder-4c-4g-2811 sshd[1334]: Received disconnect from 10.30.104.4 port 37426:11: Closed due to user request. [preauth]
Apr  1 12:46:49 prd-ubuntu1804-builder-4c-4g-2811 sshd[1334]: Disconnected from invalid user jenkins 10.30.104.4 port 37426 [preauth]
Apr  1 12:46:49 prd-ubuntu1804-builder-4c-4g-2811 useradd[1343]: new group: name=jenkins, GID=1001
Apr  1 12:46:49 prd-ubuntu1804-builder-4c-4g-2811 useradd[1343]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Apr  1 12:46:51 prd-ubuntu1804-builder-4c-4g-2811 sshd[1403]: Accepted publickey for jenkins from 10.30.104.4 port 37438 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Apr  1 12:46:51 prd-ubuntu1804-builder-4c-4g-2811 sshd[1403]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Apr  1 12:46:51 prd-ubuntu1804-builder-4c-4g-2811 systemd-logind[973]: New session 1 of user jenkins.
Apr  1 12:46:51 prd-ubuntu1804-builder-4c-4g-2811 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Apr  1 12:47:01 prd-ubuntu1804-builder-4c-4g-2811 CRON[1633]: pam_unix(cron:session): session opened for user root by (uid=0)
Apr  1 12:47:01 prd-ubuntu1804-builder-4c-4g-2811 CRON[1633]: pam_unix(cron:session): session closed for user root
Apr  1 12:48:01 prd-ubuntu1804-builder-4c-4g-2811 CRON[2772]: pam_unix(cron:session): session opened for user root by (uid=0)
Apr  1 12:48:01 prd-ubuntu1804-builder-4c-4g-2811 CRON[2772]: pam_unix(cron:session): session closed for user root
Apr  1 12:48:45 prd-ubuntu1804-builder-4c-4g-2811 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Apr  1 12:48:45 prd-ubuntu1804-builder-4c-4g-2811 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)