Jan 23 10:29:10 prd-ubuntu1804-builder-4c-4g-14520 passwd[943]: password for 'ubuntu' changed by 'root' Jan 23 10:29:10 prd-ubuntu1804-builder-4c-4g-14520 systemd-logind[1023]: Watching system buttons on /dev/input/event0 (Power Button) Jan 23 10:29:10 prd-ubuntu1804-builder-4c-4g-14520 systemd-logind[1023]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard) Jan 23 10:29:10 prd-ubuntu1804-builder-4c-4g-14520 systemd-logind[1023]: New seat seat0. Jan 23 10:29:10 prd-ubuntu1804-builder-4c-4g-14520 sshd[1067]: Server listening on 0.0.0.0 port 22. Jan 23 10:29:10 prd-ubuntu1804-builder-4c-4g-14520 sshd[1067]: Server listening on :: port 22. Jan 23 10:29:13 prd-ubuntu1804-builder-4c-4g-14520 sshd[1311]: Did not receive identification string from 10.30.104.4 port 49864 Jan 23 10:29:21 prd-ubuntu1804-builder-4c-4g-14520 sshd[1405]: Invalid user jenkins from 10.30.104.4 port 49880 Jan 23 10:29:21 prd-ubuntu1804-builder-4c-4g-14520 sshd[1405]: Received disconnect from 10.30.104.4 port 49880:11: Closed due to user request. [preauth] Jan 23 10:29:21 prd-ubuntu1804-builder-4c-4g-14520 sshd[1405]: Disconnected from invalid user jenkins 10.30.104.4 port 49880 [preauth] Jan 23 10:29:23 prd-ubuntu1804-builder-4c-4g-14520 useradd[1427]: new group: name=jenkins, GID=1001 Jan 23 10:29:23 prd-ubuntu1804-builder-4c-4g-14520 useradd[1427]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash Jan 23 10:29:24 prd-ubuntu1804-builder-4c-4g-14520 sshd[1487]: Accepted publickey for jenkins from 10.30.104.4 port 49886 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4 Jan 23 10:29:24 prd-ubuntu1804-builder-4c-4g-14520 sshd[1487]: pam_unix(sshd:session): session opened for user jenkins by (uid=0) Jan 23 10:29:24 prd-ubuntu1804-builder-4c-4g-14520 systemd-logind[1023]: New session 1 of user jenkins. Jan 23 10:29:24 prd-ubuntu1804-builder-4c-4g-14520 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0) Jan 23 10:30:01 prd-ubuntu1804-builder-4c-4g-14520 CRON[2460]: pam_unix(cron:session): session opened for user root by (uid=0) Jan 23 10:30:01 prd-ubuntu1804-builder-4c-4g-14520 CRON[2460]: pam_unix(cron:session): session closed for user root Jan 23 10:31:01 prd-ubuntu1804-builder-4c-4g-14520 CRON[3207]: pam_unix(cron:session): session opened for user root by (uid=0) Jan 23 10:31:01 prd-ubuntu1804-builder-4c-4g-14520 CRON[3207]: pam_unix(cron:session): session closed for user root Jan 23 10:31:35 prd-ubuntu1804-builder-4c-4g-14520 sudo: jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp Jan 23 10:31:35 prd-ubuntu1804-builder-4c-4g-14520 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)