Oct 15 05:38:56 prd-ubuntu1804-builder-4c-4g-1833 passwd[987]: password for 'ubuntu' changed by 'root'
Oct 15 05:38:56 prd-ubuntu1804-builder-4c-4g-1833 systemd-logind[1058]: Watching system buttons on /dev/input/event0 (Power Button)
Oct 15 05:38:56 prd-ubuntu1804-builder-4c-4g-1833 systemd-logind[1058]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Oct 15 05:38:56 prd-ubuntu1804-builder-4c-4g-1833 systemd-logind[1058]: New seat seat0.
Oct 15 05:38:56 prd-ubuntu1804-builder-4c-4g-1833 sshd[1179]: Server listening on 0.0.0.0 port 22.
Oct 15 05:38:56 prd-ubuntu1804-builder-4c-4g-1833 sshd[1179]: Server listening on :: port 22.
Oct 15 05:38:57 prd-ubuntu1804-builder-4c-4g-1833 sshd[1381]: Did not receive identification string from 10.30.104.4 port 52168
Oct 15 05:39:01 prd-ubuntu1804-builder-4c-4g-1833 sshd[1506]: Invalid user jenkins from 10.30.104.4 port 52172
Oct 15 05:39:01 prd-ubuntu1804-builder-4c-4g-1833 sshd[1506]: Received disconnect from 10.30.104.4 port 52172:11: Closed due to user request. [preauth]
Oct 15 05:39:01 prd-ubuntu1804-builder-4c-4g-1833 sshd[1506]: Disconnected from invalid user jenkins 10.30.104.4 port 52172 [preauth]
Oct 15 05:39:01 prd-ubuntu1804-builder-4c-4g-1833 CRON[1510]: pam_unix(cron:session): session opened for user root by (uid=0)
Oct 15 05:39:01 prd-ubuntu1804-builder-4c-4g-1833 CRON[1510]: pam_unix(cron:session): session closed for user root
Oct 15 05:39:02 prd-ubuntu1804-builder-4c-4g-1833 useradd[1549]: new group: name=jenkins, GID=1001
Oct 15 05:39:02 prd-ubuntu1804-builder-4c-4g-1833 useradd[1549]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Oct 15 05:39:03 prd-ubuntu1804-builder-4c-4g-1833 sshd[1573]: Accepted publickey for jenkins from 10.30.104.4 port 52180 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Oct 15 05:39:03 prd-ubuntu1804-builder-4c-4g-1833 sshd[1573]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Oct 15 05:39:03 prd-ubuntu1804-builder-4c-4g-1833 systemd-logind[1058]: New session 2 of user jenkins.
Oct 15 05:39:03 prd-ubuntu1804-builder-4c-4g-1833 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Oct 15 05:40:01 prd-ubuntu1804-builder-4c-4g-1833 CRON[2706]: pam_unix(cron:session): session opened for user root by (uid=0)
Oct 15 05:40:01 prd-ubuntu1804-builder-4c-4g-1833 CRON[2706]: pam_unix(cron:session): session closed for user root
Oct 15 05:41:01 prd-ubuntu1804-builder-4c-4g-1833 CRON[3152]: pam_unix(cron:session): session opened for user root by (uid=0)
Oct 15 05:41:01 prd-ubuntu1804-builder-4c-4g-1833 CRON[3152]: pam_unix(cron:session): session closed for user root
Oct 15 05:41:04 prd-ubuntu1804-builder-4c-4g-1833 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Oct 15 05:41:04 prd-ubuntu1804-builder-4c-4g-1833 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)