Jan 12 10:25:56 prd-ubuntu1804-builder-4c-4g-4893 passwd[932]: password for 'ubuntu' changed by 'root'
Jan 12 10:25:56 prd-ubuntu1804-builder-4c-4g-4893 systemd-logind[997]: Watching system buttons on /dev/input/event0 (Power Button)
Jan 12 10:25:56 prd-ubuntu1804-builder-4c-4g-4893 systemd-logind[997]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Jan 12 10:25:56 prd-ubuntu1804-builder-4c-4g-4893 systemd-logind[997]: New seat seat0.
Jan 12 10:25:56 prd-ubuntu1804-builder-4c-4g-4893 sshd[1013]: Server listening on 0.0.0.0 port 22.
Jan 12 10:25:56 prd-ubuntu1804-builder-4c-4g-4893 sshd[1013]: Server listening on :: port 22.
Jan 12 10:25:58 prd-ubuntu1804-builder-4c-4g-4893 sshd[1277]: Did not receive identification string from 10.30.104.4 port 32890
Jan 12 10:25:59 prd-ubuntu1804-builder-4c-4g-4893 sshd[1344]: Invalid user jenkins from 10.30.104.4 port 32902
Jan 12 10:25:59 prd-ubuntu1804-builder-4c-4g-4893 sshd[1344]: Received disconnect from 10.30.104.4 port 32902:11: Closed due to user request. [preauth]
Jan 12 10:25:59 prd-ubuntu1804-builder-4c-4g-4893 sshd[1344]: Disconnected from invalid user jenkins 10.30.104.4 port 32902 [preauth]
Jan 12 10:26:01 prd-ubuntu1804-builder-4c-4g-4893 CRON[1359]: pam_unix(cron:session): session opened for user root by (uid=0)
Jan 12 10:26:01 prd-ubuntu1804-builder-4c-4g-4893 CRON[1359]: pam_unix(cron:session): session closed for user root
Jan 12 10:26:02 prd-ubuntu1804-builder-4c-4g-4893 sshd[1386]: Invalid user jenkins from 10.30.104.4 port 32906
Jan 12 10:26:02 prd-ubuntu1804-builder-4c-4g-4893 sshd[1386]: Received disconnect from 10.30.104.4 port 32906:11: Closed due to user request. [preauth]
Jan 12 10:26:02 prd-ubuntu1804-builder-4c-4g-4893 sshd[1386]: Disconnected from invalid user jenkins 10.30.104.4 port 32906 [preauth]
Jan 12 10:26:03 prd-ubuntu1804-builder-4c-4g-4893 useradd[1414]: new group: name=jenkins, GID=1001
Jan 12 10:26:03 prd-ubuntu1804-builder-4c-4g-4893 useradd[1414]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Jan 12 10:26:04 prd-ubuntu1804-builder-4c-4g-4893 sshd[1446]: Accepted publickey for jenkins from 10.30.104.4 port 32910 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Jan 12 10:26:04 prd-ubuntu1804-builder-4c-4g-4893 sshd[1446]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Jan 12 10:26:04 prd-ubuntu1804-builder-4c-4g-4893 systemd-logind[997]: New session 2 of user jenkins.
Jan 12 10:26:04 prd-ubuntu1804-builder-4c-4g-4893 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Jan 12 10:27:02 prd-ubuntu1804-builder-4c-4g-4893 CRON[2802]: pam_unix(cron:session): session opened for user root by (uid=0)
Jan 12 10:27:02 prd-ubuntu1804-builder-4c-4g-4893 CRON[2802]: pam_unix(cron:session): session closed for user root
Jan 12 10:27:58 prd-ubuntu1804-builder-4c-4g-4893 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Jan 12 10:27:58 prd-ubuntu1804-builder-4c-4g-4893 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)