Oct 30 12:38:54 prd-ubuntu1804-builder-4c-4g-6562 passwd[941]: password for 'ubuntu' changed by 'root'
Oct 30 12:38:54 prd-ubuntu1804-builder-4c-4g-6562 systemd-logind[1005]: Watching system buttons on /dev/input/event0 (Power Button)
Oct 30 12:38:54 prd-ubuntu1804-builder-4c-4g-6562 systemd-logind[1005]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Oct 30 12:38:54 prd-ubuntu1804-builder-4c-4g-6562 systemd-logind[1005]: New seat seat0.
Oct 30 12:38:54 prd-ubuntu1804-builder-4c-4g-6562 sshd[1048]: Server listening on 0.0.0.0 port 22.
Oct 30 12:38:54 prd-ubuntu1804-builder-4c-4g-6562 sshd[1048]: Server listening on :: port 22.
Oct 30 12:38:57 prd-ubuntu1804-builder-4c-4g-6562 sshd[1310]: Did not receive identification string from 10.30.104.4 port 43146
Oct 30 12:38:59 prd-ubuntu1804-builder-4c-4g-6562 sshd[1367]: Invalid user jenkins from 10.30.104.4 port 43148
Oct 30 12:38:59 prd-ubuntu1804-builder-4c-4g-6562 sshd[1367]: Received disconnect from 10.30.104.4 port 43148:11: Closed due to user request. [preauth]
Oct 30 12:38:59 prd-ubuntu1804-builder-4c-4g-6562 sshd[1367]: Disconnected from invalid user jenkins 10.30.104.4 port 43148 [preauth]
Oct 30 12:39:01 prd-ubuntu1804-builder-4c-4g-6562 useradd[1385]: new group: name=jenkins, GID=1001
Oct 30 12:39:01 prd-ubuntu1804-builder-4c-4g-6562 useradd[1385]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Oct 30 12:39:01 prd-ubuntu1804-builder-4c-4g-6562 CRON[1398]: pam_unix(cron:session): session opened for user root by (uid=0)
Oct 30 12:39:01 prd-ubuntu1804-builder-4c-4g-6562 CRON[1398]: pam_unix(cron:session): session closed for user root
Oct 30 12:39:02 prd-ubuntu1804-builder-4c-4g-6562 sshd[1432]: Accepted publickey for jenkins from 10.30.104.4 port 43156 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Oct 30 12:39:02 prd-ubuntu1804-builder-4c-4g-6562 sshd[1432]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Oct 30 12:39:02 prd-ubuntu1804-builder-4c-4g-6562 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Oct 30 12:39:02 prd-ubuntu1804-builder-4c-4g-6562 systemd-logind[1005]: New session 2 of user jenkins.
Oct 30 12:40:02 prd-ubuntu1804-builder-4c-4g-6562 CRON[2768]: pam_unix(cron:session): session opened for user root by (uid=0)
Oct 30 12:40:02 prd-ubuntu1804-builder-4c-4g-6562 CRON[2768]: pam_unix(cron:session): session closed for user root
Oct 30 12:40:59 prd-ubuntu1804-builder-4c-4g-6562 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Oct 30 12:40:59 prd-ubuntu1804-builder-4c-4g-6562 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)