Oct 13 08:14:51 prd-ubuntu1804-builder-4c-4g-1200 passwd[981]: password for 'ubuntu' changed by 'root'
Oct 13 08:14:51 prd-ubuntu1804-builder-4c-4g-1200 systemd-logind[1041]: Watching system buttons on /dev/input/event0 (Power Button)
Oct 13 08:14:51 prd-ubuntu1804-builder-4c-4g-1200 systemd-logind[1041]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Oct 13 08:14:51 prd-ubuntu1804-builder-4c-4g-1200 systemd-logind[1041]: New seat seat0.
Oct 13 08:14:51 prd-ubuntu1804-builder-4c-4g-1200 sshd[1104]: Server listening on 0.0.0.0 port 22.
Oct 13 08:14:51 prd-ubuntu1804-builder-4c-4g-1200 sshd[1104]: Server listening on :: port 22.
Oct 13 08:14:55 prd-ubuntu1804-builder-4c-4g-1200 sshd[1470]: Did not receive identification string from 10.30.104.4 port 55096
Oct 13 08:15:00 prd-ubuntu1804-builder-4c-4g-1200 sshd[1535]: Invalid user jenkins from 10.30.104.4 port 55102
Oct 13 08:15:00 prd-ubuntu1804-builder-4c-4g-1200 sshd[1535]: Received disconnect from 10.30.104.4 port 55102:11: Closed due to user request. [preauth]
Oct 13 08:15:00 prd-ubuntu1804-builder-4c-4g-1200 sshd[1535]: Disconnected from invalid user jenkins 10.30.104.4 port 55102 [preauth]
Oct 13 08:15:01 prd-ubuntu1804-builder-4c-4g-1200 CRON[1539]: pam_unix(cron:session): session opened for user root by (uid=0)
Oct 13 08:15:01 prd-ubuntu1804-builder-4c-4g-1200 CRON[1539]: pam_unix(cron:session): session closed for user root
Oct 13 08:15:02 prd-ubuntu1804-builder-4c-4g-1200 sshd[1548]: Invalid user jenkins from 10.30.104.4 port 55128
Oct 13 08:15:03 prd-ubuntu1804-builder-4c-4g-1200 sshd[1548]: Received disconnect from 10.30.104.4 port 55128:11: Closed due to user request. [preauth]
Oct 13 08:15:03 prd-ubuntu1804-builder-4c-4g-1200 sshd[1548]: Disconnected from invalid user jenkins 10.30.104.4 port 55128 [preauth]
Oct 13 08:15:05 prd-ubuntu1804-builder-4c-4g-1200 sshd[1550]: Invalid user jenkins from 10.30.104.4 port 55134
Oct 13 08:15:05 prd-ubuntu1804-builder-4c-4g-1200 sshd[1550]: Received disconnect from 10.30.104.4 port 55134:11: Closed due to user request. [preauth]
Oct 13 08:15:05 prd-ubuntu1804-builder-4c-4g-1200 sshd[1550]: Disconnected from invalid user jenkins 10.30.104.4 port 55134 [preauth]
Oct 13 08:15:07 prd-ubuntu1804-builder-4c-4g-1200 sshd[1552]: Invalid user jenkins from 10.30.104.4 port 55140
Oct 13 08:15:07 prd-ubuntu1804-builder-4c-4g-1200 sshd[1552]: Received disconnect from 10.30.104.4 port 55140:11: Closed due to user request. [preauth]
Oct 13 08:15:07 prd-ubuntu1804-builder-4c-4g-1200 sshd[1552]: Disconnected from invalid user jenkins 10.30.104.4 port 55140 [preauth]
Oct 13 08:15:07 prd-ubuntu1804-builder-4c-4g-1200 useradd[1559]: new group: name=jenkins, GID=1001
Oct 13 08:15:07 prd-ubuntu1804-builder-4c-4g-1200 useradd[1559]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Oct 13 08:15:09 prd-ubuntu1804-builder-4c-4g-1200 sshd[1572]: Accepted publickey for jenkins from 10.30.104.4 port 55152 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Oct 13 08:15:09 prd-ubuntu1804-builder-4c-4g-1200 sshd[1572]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Oct 13 08:15:09 prd-ubuntu1804-builder-4c-4g-1200 systemd-logind[1041]: New session 2 of user jenkins.
Oct 13 08:15:09 prd-ubuntu1804-builder-4c-4g-1200 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Oct 13 08:16:01 prd-ubuntu1804-builder-4c-4g-1200 CRON[2675]: pam_unix(cron:session): session opened for user root by (uid=0)
Oct 13 08:16:01 prd-ubuntu1804-builder-4c-4g-1200 CRON[2675]: pam_unix(cron:session): session closed for user root
Oct 13 08:17:01 prd-ubuntu1804-builder-4c-4g-1200 CRON[3174]: pam_unix(cron:session): session opened for user root by (uid=0)
Oct 13 08:17:01 prd-ubuntu1804-builder-4c-4g-1200 CRON[3175]: pam_unix(cron:session): session opened for user root by (uid=0)
Oct 13 08:17:01 prd-ubuntu1804-builder-4c-4g-1200 CRON[3174]: pam_unix(cron:session): session closed for user root
Oct 13 08:17:01 prd-ubuntu1804-builder-4c-4g-1200 CRON[3175]: pam_unix(cron:session): session closed for user root
Oct 13 08:17:16 prd-ubuntu1804-builder-4c-4g-1200 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Oct 13 08:17:16 prd-ubuntu1804-builder-4c-4g-1200 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)