Dec 30 05:49:40 prd-ubuntu1804-builder-4c-4g-2169 passwd[945]: password for 'ubuntu' changed by 'root'
Dec 30 05:49:40 prd-ubuntu1804-builder-4c-4g-2169 systemd-logind[975]: Watching system buttons on /dev/input/event0 (Power Button)
Dec 30 05:49:40 prd-ubuntu1804-builder-4c-4g-2169 systemd-logind[975]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Dec 30 05:49:40 prd-ubuntu1804-builder-4c-4g-2169 systemd-logind[975]: New seat seat0.
Dec 30 05:49:40 prd-ubuntu1804-builder-4c-4g-2169 sshd[1055]: Server listening on 0.0.0.0 port 22.
Dec 30 05:49:40 prd-ubuntu1804-builder-4c-4g-2169 sshd[1055]: Server listening on :: port 22.
Dec 30 05:49:42 prd-ubuntu1804-builder-4c-4g-2169 sshd[1321]: Did not receive identification string from 10.30.104.4 port 38772
Dec 30 05:49:49 prd-ubuntu1804-builder-4c-4g-2169 sshd[1343]: Invalid user jenkins from 10.30.104.4 port 38782
Dec 30 05:49:49 prd-ubuntu1804-builder-4c-4g-2169 sshd[1343]: Received disconnect from 10.30.104.4 port 38782:11: Closed due to user request. [preauth]
Dec 30 05:49:49 prd-ubuntu1804-builder-4c-4g-2169 sshd[1343]: Disconnected from invalid user jenkins 10.30.104.4 port 38782 [preauth]
Dec 30 05:49:51 prd-ubuntu1804-builder-4c-4g-2169 sshd[1371]: Invalid user jenkins from 10.30.104.4 port 38794
Dec 30 05:49:51 prd-ubuntu1804-builder-4c-4g-2169 sshd[1371]: Received disconnect from 10.30.104.4 port 38794:11: Closed due to user request. [preauth]
Dec 30 05:49:51 prd-ubuntu1804-builder-4c-4g-2169 sshd[1371]: Disconnected from invalid user jenkins 10.30.104.4 port 38794 [preauth]
Dec 30 05:49:53 prd-ubuntu1804-builder-4c-4g-2169 sshd[1420]: Invalid user jenkins from 10.30.104.4 port 38802
Dec 30 05:49:53 prd-ubuntu1804-builder-4c-4g-2169 sshd[1420]: Received disconnect from 10.30.104.4 port 38802:11: Closed due to user request. [preauth]
Dec 30 05:49:53 prd-ubuntu1804-builder-4c-4g-2169 sshd[1420]: Disconnected from invalid user jenkins 10.30.104.4 port 38802 [preauth]
Dec 30 05:49:55 prd-ubuntu1804-builder-4c-4g-2169 sshd[1422]: Invalid user jenkins from 10.30.104.4 port 38812
Dec 30 05:49:56 prd-ubuntu1804-builder-4c-4g-2169 sshd[1422]: Received disconnect from 10.30.104.4 port 38812:11: Closed due to user request. [preauth]
Dec 30 05:49:56 prd-ubuntu1804-builder-4c-4g-2169 sshd[1422]: Disconnected from invalid user jenkins 10.30.104.4 port 38812 [preauth]
Dec 30 05:49:58 prd-ubuntu1804-builder-4c-4g-2169 sshd[1424]: Invalid user jenkins from 10.30.104.4 port 38822
Dec 30 05:49:58 prd-ubuntu1804-builder-4c-4g-2169 sshd[1424]: Received disconnect from 10.30.104.4 port 38822:11: Closed due to user request. [preauth]
Dec 30 05:49:58 prd-ubuntu1804-builder-4c-4g-2169 sshd[1424]: Disconnected from invalid user jenkins 10.30.104.4 port 38822 [preauth]
Dec 30 05:49:58 prd-ubuntu1804-builder-4c-4g-2169 useradd[1444]: new group: name=jenkins, GID=1001
Dec 30 05:49:58 prd-ubuntu1804-builder-4c-4g-2169 useradd[1444]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Dec 30 05:50:00 prd-ubuntu1804-builder-4c-4g-2169 sshd[1504]: Accepted publickey for jenkins from 10.30.104.4 port 38826 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Dec 30 05:50:00 prd-ubuntu1804-builder-4c-4g-2169 sshd[1504]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Dec 30 05:50:00 prd-ubuntu1804-builder-4c-4g-2169 systemd-logind[975]: New session 1 of user jenkins.
Dec 30 05:50:00 prd-ubuntu1804-builder-4c-4g-2169 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Dec 30 05:50:01 prd-ubuntu1804-builder-4c-4g-2169 CRON[1636]: pam_unix(cron:session): session opened for user root by (uid=0)
Dec 30 05:50:01 prd-ubuntu1804-builder-4c-4g-2169 CRON[1636]: pam_unix(cron:session): session closed for user root
Dec 30 05:51:02 prd-ubuntu1804-builder-4c-4g-2169 CRON[2544]: pam_unix(cron:session): session opened for user root by (uid=0)
Dec 30 05:51:02 prd-ubuntu1804-builder-4c-4g-2169 CRON[2544]: pam_unix(cron:session): session closed for user root
Dec 30 05:51:42 prd-ubuntu1804-builder-4c-4g-2169 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-checkbashisms-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Dec 30 05:51:42 prd-ubuntu1804-builder-4c-4g-2169 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)