Dec 13 15:24:37 prd-ubuntu1804-builder-4c-4g-20597 passwd[918]: password for 'ubuntu' changed by 'root'
Dec 13 15:24:37 prd-ubuntu1804-builder-4c-4g-20597 systemd-logind[980]: Watching system buttons on /dev/input/event0 (Power Button)
Dec 13 15:24:37 prd-ubuntu1804-builder-4c-4g-20597 systemd-logind[980]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Dec 13 15:24:37 prd-ubuntu1804-builder-4c-4g-20597 sshd[1009]: Server listening on 0.0.0.0 port 22.
Dec 13 15:24:37 prd-ubuntu1804-builder-4c-4g-20597 systemd-logind[980]: New seat seat0.
Dec 13 15:24:37 prd-ubuntu1804-builder-4c-4g-20597 sshd[1009]: Server listening on :: port 22.
Dec 13 15:24:40 prd-ubuntu1804-builder-4c-4g-20597 sshd[1305]: Did not receive identification string from 10.30.104.4 port 48974
Dec 13 15:24:44 prd-ubuntu1804-builder-4c-4g-20597 sshd[1332]: Invalid user jenkins from 10.30.104.4 port 48976
Dec 13 15:24:44 prd-ubuntu1804-builder-4c-4g-20597 sshd[1332]: Received disconnect from 10.30.104.4 port 48976:11: Closed due to user request. [preauth]
Dec 13 15:24:44 prd-ubuntu1804-builder-4c-4g-20597 sshd[1332]: Disconnected from invalid user jenkins 10.30.104.4 port 48976 [preauth]
Dec 13 15:24:44 prd-ubuntu1804-builder-4c-4g-20597 useradd[1363]: new group: name=jenkins, GID=1001
Dec 13 15:24:44 prd-ubuntu1804-builder-4c-4g-20597 useradd[1363]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Dec 13 15:24:46 prd-ubuntu1804-builder-4c-4g-20597 sshd[1423]: Accepted publickey for jenkins from 10.30.104.4 port 48980 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Dec 13 15:24:46 prd-ubuntu1804-builder-4c-4g-20597 sshd[1423]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Dec 13 15:24:46 prd-ubuntu1804-builder-4c-4g-20597 systemd-logind[980]: New session 1 of user jenkins.
Dec 13 15:24:46 prd-ubuntu1804-builder-4c-4g-20597 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Dec 13 15:25:01 prd-ubuntu1804-builder-4c-4g-20597 CRON[1976]: pam_unix(cron:session): session opened for user root by (uid=0)
Dec 13 15:25:01 prd-ubuntu1804-builder-4c-4g-20597 CRON[1976]: pam_unix(cron:session): session closed for user root
Dec 13 15:26:01 prd-ubuntu1804-builder-4c-4g-20597 CRON[2835]: pam_unix(cron:session): session opened for user root by (uid=0)
Dec 13 15:26:01 prd-ubuntu1804-builder-4c-4g-20597 CRON[2835]: pam_unix(cron:session): session closed for user root
Dec 13 15:26:40 prd-ubuntu1804-builder-4c-4g-20597 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Dec 13 15:26:40 prd-ubuntu1804-builder-4c-4g-20597 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)