Apr 1 11:50:14 prd-ubuntu1804-builder-4c-4g-2795 passwd[922]: password for 'ubuntu' changed by 'root' Apr 1 11:50:14 prd-ubuntu1804-builder-4c-4g-2795 systemd-logind[953]: Watching system buttons on /dev/input/event0 (Power Button) Apr 1 11:50:14 prd-ubuntu1804-builder-4c-4g-2795 systemd-logind[953]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard) Apr 1 11:50:14 prd-ubuntu1804-builder-4c-4g-2795 systemd-logind[953]: New seat seat0. Apr 1 11:50:14 prd-ubuntu1804-builder-4c-4g-2795 sshd[1035]: Server listening on 0.0.0.0 port 22. Apr 1 11:50:14 prd-ubuntu1804-builder-4c-4g-2795 sshd[1035]: Server listening on :: port 22. Apr 1 11:50:17 prd-ubuntu1804-builder-4c-4g-2795 sshd[1320]: Did not receive identification string from 10.30.104.4 port 60540 Apr 1 11:50:18 prd-ubuntu1804-builder-4c-4g-2795 sshd[1329]: Invalid user jenkins from 10.30.104.4 port 60542 Apr 1 11:50:18 prd-ubuntu1804-builder-4c-4g-2795 sshd[1329]: Received disconnect from 10.30.104.4 port 60542:11: Closed due to user request. [preauth] Apr 1 11:50:18 prd-ubuntu1804-builder-4c-4g-2795 sshd[1329]: Disconnected from invalid user jenkins 10.30.104.4 port 60542 [preauth] Apr 1 11:50:20 prd-ubuntu1804-builder-4c-4g-2795 sshd[1356]: Invalid user jenkins from 10.30.104.4 port 60544 Apr 1 11:50:20 prd-ubuntu1804-builder-4c-4g-2795 sshd[1356]: Received disconnect from 10.30.104.4 port 60544:11: Closed due to user request. [preauth] Apr 1 11:50:20 prd-ubuntu1804-builder-4c-4g-2795 sshd[1356]: Disconnected from invalid user jenkins 10.30.104.4 port 60544 [preauth] Apr 1 11:50:20 prd-ubuntu1804-builder-4c-4g-2795 useradd[1363]: new group: name=jenkins, GID=1001 Apr 1 11:50:20 prd-ubuntu1804-builder-4c-4g-2795 useradd[1363]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash Apr 1 11:50:23 prd-ubuntu1804-builder-4c-4g-2795 sshd[1423]: Accepted publickey for jenkins from 10.30.104.4 port 60548 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4 Apr 1 11:50:23 prd-ubuntu1804-builder-4c-4g-2795 sshd[1423]: pam_unix(sshd:session): session opened for user jenkins by (uid=0) Apr 1 11:50:23 prd-ubuntu1804-builder-4c-4g-2795 systemd-logind[953]: New session 1 of user jenkins. Apr 1 11:50:23 prd-ubuntu1804-builder-4c-4g-2795 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0) Apr 1 11:51:01 prd-ubuntu1804-builder-4c-4g-2795 CRON[2391]: pam_unix(cron:session): session opened for user root by (uid=0) Apr 1 11:51:01 prd-ubuntu1804-builder-4c-4g-2795 CRON[2391]: pam_unix(cron:session): session closed for user root Apr 1 11:51:57 prd-ubuntu1804-builder-4c-4g-2795 sudo: jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-checkbashisms-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp Apr 1 11:51:57 prd-ubuntu1804-builder-4c-4g-2795 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)