Feb  5 15:59:53 prd-ubuntu1804-builder-4c-4g-2823 passwd[950]: password for 'ubuntu' changed by 'root'
Feb  5 15:59:53 prd-ubuntu1804-builder-4c-4g-2823 systemd-logind[987]: Watching system buttons on /dev/input/event0 (Power Button)
Feb  5 15:59:53 prd-ubuntu1804-builder-4c-4g-2823 systemd-logind[987]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Feb  5 15:59:53 prd-ubuntu1804-builder-4c-4g-2823 systemd-logind[987]: New seat seat0.
Feb  5 15:59:53 prd-ubuntu1804-builder-4c-4g-2823 sshd[1101]: Server listening on 0.0.0.0 port 22.
Feb  5 15:59:53 prd-ubuntu1804-builder-4c-4g-2823 sshd[1101]: Server listening on :: port 22.
Feb  5 15:59:54 prd-ubuntu1804-builder-4c-4g-2823 sshd[1361]: Did not receive identification string from 10.30.104.4 port 47472
Feb  5 15:59:54 prd-ubuntu1804-builder-4c-4g-2823 sshd[1372]: Invalid user jenkins from 10.30.104.4 port 47476
Feb  5 15:59:54 prd-ubuntu1804-builder-4c-4g-2823 sshd[1372]: Received disconnect from 10.30.104.4 port 47476:11: Closed due to user request. [preauth]
Feb  5 15:59:54 prd-ubuntu1804-builder-4c-4g-2823 sshd[1372]: Disconnected from invalid user jenkins 10.30.104.4 port 47476 [preauth]
Feb  5 15:59:56 prd-ubuntu1804-builder-4c-4g-2823 sshd[1491]: Invalid user jenkins from 10.30.104.4 port 47494
Feb  5 15:59:56 prd-ubuntu1804-builder-4c-4g-2823 sshd[1491]: Received disconnect from 10.30.104.4 port 47494:11: Closed due to user request. [preauth]
Feb  5 15:59:56 prd-ubuntu1804-builder-4c-4g-2823 sshd[1491]: Disconnected from invalid user jenkins 10.30.104.4 port 47494 [preauth]
Feb  5 15:59:58 prd-ubuntu1804-builder-4c-4g-2823 sshd[1529]: Invalid user jenkins from 10.30.104.4 port 47514
Feb  5 15:59:58 prd-ubuntu1804-builder-4c-4g-2823 sshd[1529]: Received disconnect from 10.30.104.4 port 47514:11: Closed due to user request. [preauth]
Feb  5 15:59:58 prd-ubuntu1804-builder-4c-4g-2823 sshd[1529]: Disconnected from invalid user jenkins 10.30.104.4 port 47514 [preauth]
Feb  5 16:00:00 prd-ubuntu1804-builder-4c-4g-2823 sshd[1541]: Invalid user jenkins from 10.30.104.4 port 47524
Feb  5 16:00:00 prd-ubuntu1804-builder-4c-4g-2823 sshd[1541]: Received disconnect from 10.30.104.4 port 47524:11: Closed due to user request. [preauth]
Feb  5 16:00:00 prd-ubuntu1804-builder-4c-4g-2823 sshd[1541]: Disconnected from invalid user jenkins 10.30.104.4 port 47524 [preauth]
Feb  5 16:00:01 prd-ubuntu1804-builder-4c-4g-2823 CRON[1543]: pam_unix(cron:session): session opened for user root by (uid=0)
Feb  5 16:00:01 prd-ubuntu1804-builder-4c-4g-2823 CRON[1543]: pam_unix(cron:session): session closed for user root
Feb  5 16:00:02 prd-ubuntu1804-builder-4c-4g-2823 sshd[1552]: Invalid user jenkins from 10.30.104.4 port 47540
Feb  5 16:00:02 prd-ubuntu1804-builder-4c-4g-2823 sshd[1552]: Received disconnect from 10.30.104.4 port 47540:11: Closed due to user request. [preauth]
Feb  5 16:00:02 prd-ubuntu1804-builder-4c-4g-2823 sshd[1552]: Disconnected from invalid user jenkins 10.30.104.4 port 47540 [preauth]
Feb  5 16:00:03 prd-ubuntu1804-builder-4c-4g-2823 useradd[1572]: new group: name=jenkins, GID=1001
Feb  5 16:00:03 prd-ubuntu1804-builder-4c-4g-2823 useradd[1572]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Feb  5 16:00:04 prd-ubuntu1804-builder-4c-4g-2823 sshd[1632]: Accepted publickey for jenkins from 10.30.104.4 port 47554 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Feb  5 16:00:04 prd-ubuntu1804-builder-4c-4g-2823 sshd[1632]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Feb  5 16:00:04 prd-ubuntu1804-builder-4c-4g-2823 systemd-logind[987]: New session 2 of user jenkins.
Feb  5 16:00:04 prd-ubuntu1804-builder-4c-4g-2823 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Feb  5 16:01:01 prd-ubuntu1804-builder-4c-4g-2823 CRON[2921]: pam_unix(cron:session): session opened for user root by (uid=0)
Feb  5 16:01:01 prd-ubuntu1804-builder-4c-4g-2823 CRON[2921]: pam_unix(cron:session): session closed for user root
Feb  5 16:02:01 prd-ubuntu1804-builder-4c-4g-2823 CRON[3343]: pam_unix(cron:session): session opened for user root by (uid=0)
Feb  5 16:02:01 prd-ubuntu1804-builder-4c-4g-2823 CRON[3343]: pam_unix(cron:session): session closed for user root
Feb  5 16:02:21 prd-ubuntu1804-builder-4c-4g-2823 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Feb  5 16:02:21 prd-ubuntu1804-builder-4c-4g-2823 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)