Dec  7 12:56:16 prd-ubuntu1804-builder-4c-4g-3042 passwd[944]: password for 'ubuntu' changed by 'root'
Dec  7 12:56:16 prd-ubuntu1804-builder-4c-4g-3042 systemd-logind[997]: Watching system buttons on /dev/input/event0 (Power Button)
Dec  7 12:56:16 prd-ubuntu1804-builder-4c-4g-3042 systemd-logind[997]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Dec  7 12:56:16 prd-ubuntu1804-builder-4c-4g-3042 systemd-logind[997]: New seat seat0.
Dec  7 12:56:16 prd-ubuntu1804-builder-4c-4g-3042 sshd[1050]: Server listening on 0.0.0.0 port 22.
Dec  7 12:56:16 prd-ubuntu1804-builder-4c-4g-3042 sshd[1050]: Server listening on :: port 22.
Dec  7 12:56:19 prd-ubuntu1804-builder-4c-4g-3042 sshd[1324]: Did not receive identification string from 10.30.104.4 port 40314
Dec  7 12:56:21 prd-ubuntu1804-builder-4c-4g-3042 sshd[1344]: Invalid user jenkins from 10.30.104.4 port 40320
Dec  7 12:56:21 prd-ubuntu1804-builder-4c-4g-3042 sshd[1344]: Received disconnect from 10.30.104.4 port 40320:11: Closed due to user request. [preauth]
Dec  7 12:56:23 prd-ubuntu1804-builder-4c-4g-3042 sshd[1344]: Disconnected from invalid user jenkins 10.30.104.4 port 40320 [preauth]
Dec  7 12:56:23 prd-ubuntu1804-builder-4c-4g-3042 sshd[1349]: Invalid user jenkins from 10.30.104.4 port 40328
Dec  7 12:56:23 prd-ubuntu1804-builder-4c-4g-3042 sshd[1349]: Received disconnect from 10.30.104.4 port 40328:11: Closed due to user request. [preauth]
Dec  7 12:56:23 prd-ubuntu1804-builder-4c-4g-3042 sshd[1349]: Disconnected from invalid user jenkins 10.30.104.4 port 40328 [preauth]
Dec  7 12:56:26 prd-ubuntu1804-builder-4c-4g-3042 sshd[1411]: Invalid user jenkins from 10.30.104.4 port 40334
Dec  7 12:56:26 prd-ubuntu1804-builder-4c-4g-3042 sshd[1411]: Received disconnect from 10.30.104.4 port 40334:11: Closed due to user request. [preauth]
Dec  7 12:56:26 prd-ubuntu1804-builder-4c-4g-3042 sshd[1411]: Disconnected from invalid user jenkins 10.30.104.4 port 40334 [preauth]
Dec  7 12:56:28 prd-ubuntu1804-builder-4c-4g-3042 sshd[1415]: Invalid user jenkins from 10.30.104.4 port 40340
Dec  7 12:56:28 prd-ubuntu1804-builder-4c-4g-3042 sshd[1415]: Received disconnect from 10.30.104.4 port 40340:11: Closed due to user request. [preauth]
Dec  7 12:56:28 prd-ubuntu1804-builder-4c-4g-3042 sshd[1415]: Disconnected from invalid user jenkins 10.30.104.4 port 40340 [preauth]
Dec  7 12:56:30 prd-ubuntu1804-builder-4c-4g-3042 sshd[1417]: Invalid user jenkins from 10.30.104.4 port 40350
Dec  7 12:56:30 prd-ubuntu1804-builder-4c-4g-3042 sshd[1417]: Received disconnect from 10.30.104.4 port 40350:11: Closed due to user request. [preauth]
Dec  7 12:56:30 prd-ubuntu1804-builder-4c-4g-3042 sshd[1417]: Disconnected from invalid user jenkins 10.30.104.4 port 40350 [preauth]
Dec  7 12:56:32 prd-ubuntu1804-builder-4c-4g-3042 useradd[1437]: new group: name=jenkins, GID=1001
Dec  7 12:56:32 prd-ubuntu1804-builder-4c-4g-3042 useradd[1437]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Dec  7 12:56:32 prd-ubuntu1804-builder-4c-4g-3042 sshd[1468]: Accepted publickey for jenkins from 10.30.104.4 port 40352 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Dec  7 12:56:32 prd-ubuntu1804-builder-4c-4g-3042 sshd[1468]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Dec  7 12:56:32 prd-ubuntu1804-builder-4c-4g-3042 systemd-logind[997]: New session 1 of user jenkins.
Dec  7 12:56:32 prd-ubuntu1804-builder-4c-4g-3042 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Dec  7 12:57:01 prd-ubuntu1804-builder-4c-4g-3042 CRON[2278]: pam_unix(cron:session): session opened for user root by (uid=0)
Dec  7 12:57:01 prd-ubuntu1804-builder-4c-4g-3042 CRON[2278]: pam_unix(cron:session): session closed for user root
Dec  7 12:58:01 prd-ubuntu1804-builder-4c-4g-3042 CRON[2889]: pam_unix(cron:session): session opened for user root by (uid=0)
Dec  7 12:58:01 prd-ubuntu1804-builder-4c-4g-3042 CRON[2889]: pam_unix(cron:session): session closed for user root
Dec  7 12:58:48 prd-ubuntu1804-builder-4c-4g-3042 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Dec  7 12:58:48 prd-ubuntu1804-builder-4c-4g-3042 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)