Dec  7 13:30:15 prd-ubuntu1804-builder-4c-4g-3072 passwd[924]: password for 'ubuntu' changed by 'root'
Dec  7 13:30:15 prd-ubuntu1804-builder-4c-4g-3072 systemd-logind[1004]: Watching system buttons on /dev/input/event0 (Power Button)
Dec  7 13:30:15 prd-ubuntu1804-builder-4c-4g-3072 systemd-logind[1004]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Dec  7 13:30:15 prd-ubuntu1804-builder-4c-4g-3072 systemd-logind[1004]: New seat seat0.
Dec  7 13:30:15 prd-ubuntu1804-builder-4c-4g-3072 sshd[1044]: Server listening on 0.0.0.0 port 22.
Dec  7 13:30:15 prd-ubuntu1804-builder-4c-4g-3072 sshd[1044]: Server listening on :: port 22.
Dec  7 13:30:16 prd-ubuntu1804-builder-4c-4g-3072 sshd[1259]: Did not receive identification string from 10.30.104.4 port 39380
Dec  7 13:30:23 prd-ubuntu1804-builder-4c-4g-3072 sshd[1344]: Invalid user jenkins from 10.30.104.4 port 39386
Dec  7 13:30:23 prd-ubuntu1804-builder-4c-4g-3072 sshd[1344]: Received disconnect from 10.30.104.4 port 39386:11: Closed due to user request. [preauth]
Dec  7 13:30:23 prd-ubuntu1804-builder-4c-4g-3072 sshd[1344]: Disconnected from invalid user jenkins 10.30.104.4 port 39386 [preauth]
Dec  7 13:30:25 prd-ubuntu1804-builder-4c-4g-3072 sshd[1413]: Invalid user jenkins from 10.30.104.4 port 39400
Dec  7 13:30:26 prd-ubuntu1804-builder-4c-4g-3072 sshd[1413]: Received disconnect from 10.30.104.4 port 39400:11: Closed due to user request. [preauth]
Dec  7 13:30:26 prd-ubuntu1804-builder-4c-4g-3072 sshd[1413]: Disconnected from invalid user jenkins 10.30.104.4 port 39400 [preauth]
Dec  7 13:30:28 prd-ubuntu1804-builder-4c-4g-3072 sshd[1417]: Invalid user jenkins from 10.30.104.4 port 39408
Dec  7 13:30:28 prd-ubuntu1804-builder-4c-4g-3072 sshd[1417]: Received disconnect from 10.30.104.4 port 39408:11: Closed due to user request. [preauth]
Dec  7 13:30:28 prd-ubuntu1804-builder-4c-4g-3072 sshd[1417]: Disconnected from invalid user jenkins 10.30.104.4 port 39408 [preauth]
Dec  7 13:30:30 prd-ubuntu1804-builder-4c-4g-3072 sshd[1419]: Invalid user jenkins from 10.30.104.4 port 39418
Dec  7 13:30:30 prd-ubuntu1804-builder-4c-4g-3072 sshd[1419]: Received disconnect from 10.30.104.4 port 39418:11: Closed due to user request. [preauth]
Dec  7 13:30:30 prd-ubuntu1804-builder-4c-4g-3072 sshd[1419]: Disconnected from invalid user jenkins 10.30.104.4 port 39418 [preauth]
Dec  7 13:30:32 prd-ubuntu1804-builder-4c-4g-3072 sshd[1421]: Invalid user jenkins from 10.30.104.4 port 39420
Dec  7 13:30:32 prd-ubuntu1804-builder-4c-4g-3072 sshd[1421]: Received disconnect from 10.30.104.4 port 39420:11: Closed due to user request. [preauth]
Dec  7 13:30:32 prd-ubuntu1804-builder-4c-4g-3072 sshd[1421]: Disconnected from invalid user jenkins 10.30.104.4 port 39420 [preauth]
Dec  7 13:30:34 prd-ubuntu1804-builder-4c-4g-3072 sshd[1431]: Invalid user jenkins from 10.30.104.4 port 39424
Dec  7 13:30:34 prd-ubuntu1804-builder-4c-4g-3072 sshd[1431]: Received disconnect from 10.30.104.4 port 39424:11: Closed due to user request. [preauth]
Dec  7 13:30:34 prd-ubuntu1804-builder-4c-4g-3072 sshd[1431]: Disconnected from invalid user jenkins 10.30.104.4 port 39424 [preauth]
Dec  7 13:30:35 prd-ubuntu1804-builder-4c-4g-3072 useradd[1451]: new group: name=jenkins, GID=1001
Dec  7 13:30:35 prd-ubuntu1804-builder-4c-4g-3072 useradd[1451]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Dec  7 13:30:36 prd-ubuntu1804-builder-4c-4g-3072 sshd[1509]: Accepted publickey for jenkins from 10.30.104.4 port 39432 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Dec  7 13:30:36 prd-ubuntu1804-builder-4c-4g-3072 sshd[1509]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Dec  7 13:30:36 prd-ubuntu1804-builder-4c-4g-3072 systemd-logind[1004]: New session 1 of user jenkins.
Dec  7 13:30:36 prd-ubuntu1804-builder-4c-4g-3072 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Dec  7 13:31:01 prd-ubuntu1804-builder-4c-4g-3072 CRON[2101]: pam_unix(cron:session): session opened for user root by (uid=0)
Dec  7 13:31:01 prd-ubuntu1804-builder-4c-4g-3072 CRON[2101]: pam_unix(cron:session): session closed for user root
Dec  7 13:32:01 prd-ubuntu1804-builder-4c-4g-3072 CRON[2914]: pam_unix(cron:session): session opened for user root by (uid=0)
Dec  7 13:32:01 prd-ubuntu1804-builder-4c-4g-3072 CRON[2914]: pam_unix(cron:session): session closed for user root
Dec  7 13:32:49 prd-ubuntu1804-builder-4c-4g-3072 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Dec  7 13:32:49 prd-ubuntu1804-builder-4c-4g-3072 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)