Nov 30 10:40:03 prd-ubuntu1804-builder-4c-4g-16520 passwd[933]: password for 'ubuntu' changed by 'root'
Nov 30 10:40:03 prd-ubuntu1804-builder-4c-4g-16520 systemd-logind[964]: Watching system buttons on /dev/input/event0 (Power Button)
Nov 30 10:40:03 prd-ubuntu1804-builder-4c-4g-16520 systemd-logind[964]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Nov 30 10:40:03 prd-ubuntu1804-builder-4c-4g-16520 systemd-logind[964]: New seat seat0.
Nov 30 10:40:03 prd-ubuntu1804-builder-4c-4g-16520 sshd[1062]: Server listening on 0.0.0.0 port 22.
Nov 30 10:40:03 prd-ubuntu1804-builder-4c-4g-16520 sshd[1062]: Server listening on :: port 22.
Nov 30 10:40:04 prd-ubuntu1804-builder-4c-4g-16520 sshd[1292]: Did not receive identification string from 10.30.104.4 port 38246
Nov 30 10:40:13 prd-ubuntu1804-builder-4c-4g-16520 sshd[1431]: Invalid user jenkins from 10.30.104.4 port 38270
Nov 30 10:40:13 prd-ubuntu1804-builder-4c-4g-16520 sshd[1431]: Received disconnect from 10.30.104.4 port 38270:11: Closed due to user request. [preauth]
Nov 30 10:40:13 prd-ubuntu1804-builder-4c-4g-16520 sshd[1431]: Disconnected from invalid user jenkins 10.30.104.4 port 38270 [preauth]
Nov 30 10:40:14 prd-ubuntu1804-builder-4c-4g-16520 useradd[1453]: new group: name=jenkins, GID=1001
Nov 30 10:40:14 prd-ubuntu1804-builder-4c-4g-16520 useradd[1453]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Nov 30 10:40:15 prd-ubuntu1804-builder-4c-4g-16520 sshd[1513]: Accepted publickey for jenkins from 10.30.104.4 port 38276 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Nov 30 10:40:15 prd-ubuntu1804-builder-4c-4g-16520 sshd[1513]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Nov 30 10:40:15 prd-ubuntu1804-builder-4c-4g-16520 systemd-logind[964]: New session 1 of user jenkins.
Nov 30 10:40:15 prd-ubuntu1804-builder-4c-4g-16520 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Nov 30 10:41:02 prd-ubuntu1804-builder-4c-4g-16520 CRON[2526]: pam_unix(cron:session): session opened for user root by (uid=0)
Nov 30 10:41:02 prd-ubuntu1804-builder-4c-4g-16520 CRON[2526]: pam_unix(cron:session): session closed for user root
Nov 30 10:42:01 prd-ubuntu1804-builder-4c-4g-16520 CRON[3120]: pam_unix(cron:session): session opened for user root by (uid=0)
Nov 30 10:42:01 prd-ubuntu1804-builder-4c-4g-16520 CRON[3120]: pam_unix(cron:session): session closed for user root
Nov 30 10:42:11 prd-ubuntu1804-builder-4c-4g-16520 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Nov 30 10:42:11 prd-ubuntu1804-builder-4c-4g-16520 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)