Aug 11 15:55:12 prd-ubuntu1804-builder-4c-4g-11394 passwd[993]: password for 'ubuntu' changed by 'root'
Aug 11 15:55:12 prd-ubuntu1804-builder-4c-4g-11394 systemd-logind[1079]: Watching system buttons on /dev/input/event0 (Power Button)
Aug 11 15:55:12 prd-ubuntu1804-builder-4c-4g-11394 systemd-logind[1079]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Aug 11 15:55:12 prd-ubuntu1804-builder-4c-4g-11394 systemd-logind[1079]: New seat seat0.
Aug 11 15:55:12 prd-ubuntu1804-builder-4c-4g-11394 sshd[1147]: Server listening on 0.0.0.0 port 22.
Aug 11 15:55:12 prd-ubuntu1804-builder-4c-4g-11394 sshd[1147]: Server listening on :: port 22.
Aug 11 15:55:16 prd-ubuntu1804-builder-4c-4g-11394 sshd[1431]: Did not receive identification string from 10.30.104.4 port 50408
Aug 11 15:55:22 prd-ubuntu1804-builder-4c-4g-11394 sshd[1507]: Invalid user jenkins from 10.30.104.4 port 50422
Aug 11 15:55:22 prd-ubuntu1804-builder-4c-4g-11394 sshd[1507]: Received disconnect from 10.30.104.4 port 50422:11: Closed due to user request. [preauth]
Aug 11 15:55:22 prd-ubuntu1804-builder-4c-4g-11394 sshd[1507]: Disconnected from invalid user jenkins 10.30.104.4 port 50422 [preauth]
Aug 11 15:55:24 prd-ubuntu1804-builder-4c-4g-11394 sshd[1511]: Invalid user jenkins from 10.30.104.4 port 50434
Aug 11 15:55:25 prd-ubuntu1804-builder-4c-4g-11394 sshd[1511]: Received disconnect from 10.30.104.4 port 50434:11: Closed due to user request. [preauth]
Aug 11 15:55:25 prd-ubuntu1804-builder-4c-4g-11394 sshd[1511]: Disconnected from invalid user jenkins 10.30.104.4 port 50434 [preauth]
Aug 11 15:55:27 prd-ubuntu1804-builder-4c-4g-11394 sshd[1513]: Invalid user jenkins from 10.30.104.4 port 50442
Aug 11 15:55:27 prd-ubuntu1804-builder-4c-4g-11394 sshd[1513]: Received disconnect from 10.30.104.4 port 50442:11: Closed due to user request. [preauth]
Aug 11 15:55:27 prd-ubuntu1804-builder-4c-4g-11394 sshd[1513]: Disconnected from invalid user jenkins 10.30.104.4 port 50442 [preauth]
Aug 11 15:55:29 prd-ubuntu1804-builder-4c-4g-11394 useradd[1520]: new group: name=jenkins, GID=1001
Aug 11 15:55:29 prd-ubuntu1804-builder-4c-4g-11394 useradd[1520]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Aug 11 15:55:29 prd-ubuntu1804-builder-4c-4g-11394 sshd[1521]: Invalid user jenkins from 10.30.104.4 port 50452
Aug 11 15:55:29 prd-ubuntu1804-builder-4c-4g-11394 sshd[1521]: Received disconnect from 10.30.104.4 port 50452:11: Closed due to user request. [preauth]
Aug 11 15:55:29 prd-ubuntu1804-builder-4c-4g-11394 sshd[1521]: Disconnected from invalid user jenkins 10.30.104.4 port 50452 [preauth]
Aug 11 15:55:31 prd-ubuntu1804-builder-4c-4g-11394 sshd[1582]: Accepted publickey for jenkins from 10.30.104.4 port 50464 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Aug 11 15:55:31 prd-ubuntu1804-builder-4c-4g-11394 sshd[1582]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Aug 11 15:55:31 prd-ubuntu1804-builder-4c-4g-11394 systemd-logind[1079]: New session 1 of user jenkins.
Aug 11 15:55:31 prd-ubuntu1804-builder-4c-4g-11394 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Aug 11 15:56:01 prd-ubuntu1804-builder-4c-4g-11394 CRON[2323]: pam_unix(cron:session): session opened for user root by (uid=0)
Aug 11 15:56:01 prd-ubuntu1804-builder-4c-4g-11394 CRON[2323]: pam_unix(cron:session): session closed for user root
Aug 11 15:57:01 prd-ubuntu1804-builder-4c-4g-11394 CRON[2953]: pam_unix(cron:session): session opened for user root by (uid=0)
Aug 11 15:57:01 prd-ubuntu1804-builder-4c-4g-11394 CRON[2953]: pam_unix(cron:session): session closed for user root
Aug 11 15:57:37 prd-ubuntu1804-builder-4c-4g-11394 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Aug 11 15:57:37 prd-ubuntu1804-builder-4c-4g-11394 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)