Sep 5 12:21:20 prd-ubuntu1804-builder-4c-4g-43709 passwd[927]: password for 'ubuntu' changed by 'root' Sep 5 12:21:20 prd-ubuntu1804-builder-4c-4g-43709 systemd-logind[1021]: Watching system buttons on /dev/input/event0 (Power Button) Sep 5 12:21:20 prd-ubuntu1804-builder-4c-4g-43709 systemd-logind[1021]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard) Sep 5 12:21:20 prd-ubuntu1804-builder-4c-4g-43709 systemd-logind[1021]: New seat seat0. Sep 5 12:21:20 prd-ubuntu1804-builder-4c-4g-43709 sshd[1059]: Server listening on 0.0.0.0 port 22. Sep 5 12:21:20 prd-ubuntu1804-builder-4c-4g-43709 sshd[1059]: Server listening on :: port 22. Sep 5 12:21:22 prd-ubuntu1804-builder-4c-4g-43709 sshd[1288]: Did not receive identification string from 10.30.104.4 port 43752 Sep 5 12:21:30 prd-ubuntu1804-builder-4c-4g-43709 sshd[1354]: Invalid user jenkins from 10.30.104.4 port 43758 Sep 5 12:21:30 prd-ubuntu1804-builder-4c-4g-43709 sshd[1354]: Received disconnect from 10.30.104.4 port 43758:11: Closed due to user request. [preauth] Sep 5 12:21:30 prd-ubuntu1804-builder-4c-4g-43709 sshd[1354]: Disconnected from invalid user jenkins 10.30.104.4 port 43758 [preauth] Sep 5 12:21:31 prd-ubuntu1804-builder-4c-4g-43709 useradd[1376]: new group: name=jenkins, GID=1001 Sep 5 12:21:31 prd-ubuntu1804-builder-4c-4g-43709 useradd[1376]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash Sep 5 12:21:32 prd-ubuntu1804-builder-4c-4g-43709 sshd[1436]: Accepted publickey for jenkins from 10.30.104.4 port 43760 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4 Sep 5 12:21:32 prd-ubuntu1804-builder-4c-4g-43709 sshd[1436]: pam_unix(sshd:session): session opened for user jenkins by (uid=0) Sep 5 12:21:33 prd-ubuntu1804-builder-4c-4g-43709 systemd-logind[1021]: New session 1 of user jenkins. Sep 5 12:21:33 prd-ubuntu1804-builder-4c-4g-43709 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0) Sep 5 12:22:02 prd-ubuntu1804-builder-4c-4g-43709 CRON[2199]: pam_unix(cron:session): session opened for user root by (uid=0) Sep 5 12:22:02 prd-ubuntu1804-builder-4c-4g-43709 CRON[2199]: pam_unix(cron:session): session closed for user root Sep 5 12:23:01 prd-ubuntu1804-builder-4c-4g-43709 CRON[3007]: pam_unix(cron:session): session opened for user root by (uid=0) Sep 5 12:23:01 prd-ubuntu1804-builder-4c-4g-43709 CRON[3007]: pam_unix(cron:session): session closed for user root Sep 5 12:23:28 prd-ubuntu1804-builder-4c-4g-43709 sudo: jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp Sep 5 12:23:28 prd-ubuntu1804-builder-4c-4g-43709 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)