Oct 27 12:01:34 prd-ubuntu1804-builder-4c-4g-5664 passwd[923]: password for 'ubuntu' changed by 'root'
Oct 27 12:01:34 prd-ubuntu1804-builder-4c-4g-5664 systemd-logind[973]: Watching system buttons on /dev/input/event0 (Power Button)
Oct 27 12:01:34 prd-ubuntu1804-builder-4c-4g-5664 systemd-logind[973]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Oct 27 12:01:34 prd-ubuntu1804-builder-4c-4g-5664 systemd-logind[973]: New seat seat0.
Oct 27 12:01:34 prd-ubuntu1804-builder-4c-4g-5664 sshd[991]: Server listening on 0.0.0.0 port 22.
Oct 27 12:01:34 prd-ubuntu1804-builder-4c-4g-5664 sshd[991]: Server listening on :: port 22.
Oct 27 12:01:35 prd-ubuntu1804-builder-4c-4g-5664 sshd[1180]: Did not receive identification string from 10.30.104.4 port 50122
Oct 27 12:01:40 prd-ubuntu1804-builder-4c-4g-5664 sshd[1334]: Invalid user jenkins from 10.30.104.4 port 50136
Oct 27 12:01:40 prd-ubuntu1804-builder-4c-4g-5664 sshd[1334]: Received disconnect from 10.30.104.4 port 50136:11: Closed due to user request. [preauth]
Oct 27 12:01:40 prd-ubuntu1804-builder-4c-4g-5664 sshd[1334]: Disconnected from invalid user jenkins 10.30.104.4 port 50136 [preauth]
Oct 27 12:01:42 prd-ubuntu1804-builder-4c-4g-5664 useradd[1354]: new group: name=jenkins, GID=1001
Oct 27 12:01:42 prd-ubuntu1804-builder-4c-4g-5664 useradd[1354]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Oct 27 12:01:42 prd-ubuntu1804-builder-4c-4g-5664 sshd[1348]: Invalid user jenkins from 10.30.104.4 port 50152
Oct 27 12:01:42 prd-ubuntu1804-builder-4c-4g-5664 sshd[1348]: Received disconnect from 10.30.104.4 port 50152:11: Closed due to user request. [preauth]
Oct 27 12:01:42 prd-ubuntu1804-builder-4c-4g-5664 sshd[1348]: Disconnected from invalid user jenkins 10.30.104.4 port 50152 [preauth]
Oct 27 12:01:44 prd-ubuntu1804-builder-4c-4g-5664 sshd[1421]: Accepted publickey for jenkins from 10.30.104.4 port 50168 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Oct 27 12:01:44 prd-ubuntu1804-builder-4c-4g-5664 sshd[1421]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Oct 27 12:01:44 prd-ubuntu1804-builder-4c-4g-5664 systemd-logind[973]: New session 1 of user jenkins.
Oct 27 12:01:44 prd-ubuntu1804-builder-4c-4g-5664 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Oct 27 12:02:01 prd-ubuntu1804-builder-4c-4g-5664 CRON[1940]: pam_unix(cron:session): session opened for user root by (uid=0)
Oct 27 12:02:01 prd-ubuntu1804-builder-4c-4g-5664 CRON[1940]: pam_unix(cron:session): session closed for user root
Oct 27 12:03:02 prd-ubuntu1804-builder-4c-4g-5664 CRON[2604]: pam_unix(cron:session): session opened for user root by (uid=0)
Oct 27 12:03:02 prd-ubuntu1804-builder-4c-4g-5664 CRON[2604]: pam_unix(cron:session): session closed for user root
Oct 27 12:03:30 prd-ubuntu1804-builder-4c-4g-5664 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-checkbashisms-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Oct 27 12:03:30 prd-ubuntu1804-builder-4c-4g-5664 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)