Mar 27 12:24:21 prd-ubuntu1804-builder-4c-4g-5502 passwd[1002]: password for 'ubuntu' changed by 'root'
Mar 27 12:24:21 prd-ubuntu1804-builder-4c-4g-5502 systemd-logind[1096]: Watching system buttons on /dev/input/event0 (Power Button)
Mar 27 12:24:21 prd-ubuntu1804-builder-4c-4g-5502 systemd-logind[1096]: Watching system buttons on /dev/input/event1 (AT Translated Set 2 keyboard)
Mar 27 12:24:21 prd-ubuntu1804-builder-4c-4g-5502 systemd-logind[1096]: New seat seat0.
Mar 27 12:24:21 prd-ubuntu1804-builder-4c-4g-5502 sshd[1238]: Server listening on 0.0.0.0 port 22.
Mar 27 12:24:21 prd-ubuntu1804-builder-4c-4g-5502 sshd[1238]: Server listening on :: port 22.
Mar 27 12:24:27 prd-ubuntu1804-builder-4c-4g-5502 sshd[1585]: Did not receive identification string from 10.30.104.4 port 49962
Mar 27 12:24:30 prd-ubuntu1804-builder-4c-4g-5502 sshd[1601]: Invalid user jenkins from 10.30.104.4 port 49972
Mar 27 12:24:31 prd-ubuntu1804-builder-4c-4g-5502 sshd[1601]: Received disconnect from 10.30.104.4 port 49972:11: Closed due to user request. [preauth]
Mar 27 12:24:31 prd-ubuntu1804-builder-4c-4g-5502 sshd[1601]: Disconnected from invalid user jenkins 10.30.104.4 port 49972 [preauth]
Mar 27 12:24:33 prd-ubuntu1804-builder-4c-4g-5502 sshd[1605]: Invalid user jenkins from 10.30.104.4 port 49982
Mar 27 12:24:33 prd-ubuntu1804-builder-4c-4g-5502 sshd[1605]: Received disconnect from 10.30.104.4 port 49982:11: Closed due to user request. [preauth]
Mar 27 12:24:33 prd-ubuntu1804-builder-4c-4g-5502 sshd[1605]: Disconnected from invalid user jenkins 10.30.104.4 port 49982 [preauth]
Mar 27 12:24:35 prd-ubuntu1804-builder-4c-4g-5502 sshd[1607]: Invalid user jenkins from 10.30.104.4 port 49992
Mar 27 12:24:35 prd-ubuntu1804-builder-4c-4g-5502 sshd[1607]: Received disconnect from 10.30.104.4 port 49992:11: Closed due to user request. [preauth]
Mar 27 12:24:35 prd-ubuntu1804-builder-4c-4g-5502 sshd[1607]: Disconnected from invalid user jenkins 10.30.104.4 port 49992 [preauth]
Mar 27 12:24:37 prd-ubuntu1804-builder-4c-4g-5502 sshd[1609]: Invalid user jenkins from 10.30.104.4 port 50002
Mar 27 12:24:37 prd-ubuntu1804-builder-4c-4g-5502 sshd[1609]: Received disconnect from 10.30.104.4 port 50002:11: Closed due to user request. [preauth]
Mar 27 12:24:37 prd-ubuntu1804-builder-4c-4g-5502 sshd[1609]: Disconnected from invalid user jenkins 10.30.104.4 port 50002 [preauth]
Mar 27 12:24:39 prd-ubuntu1804-builder-4c-4g-5502 sshd[1611]: Invalid user jenkins from 10.30.104.4 port 50016
Mar 27 12:24:41 prd-ubuntu1804-builder-4c-4g-5502 sshd[1611]: Received disconnect from 10.30.104.4 port 50016:11: Closed due to user request. [preauth]
Mar 27 12:24:41 prd-ubuntu1804-builder-4c-4g-5502 sshd[1611]: Disconnected from invalid user jenkins 10.30.104.4 port 50016 [preauth]
Mar 27 12:24:43 prd-ubuntu1804-builder-4c-4g-5502 sshd[1613]: Invalid user jenkins from 10.30.104.4 port 50028
Mar 27 12:24:43 prd-ubuntu1804-builder-4c-4g-5502 sshd[1613]: Received disconnect from 10.30.104.4 port 50028:11: Closed due to user request. [preauth]
Mar 27 12:24:43 prd-ubuntu1804-builder-4c-4g-5502 sshd[1613]: Disconnected from invalid user jenkins 10.30.104.4 port 50028 [preauth]
Mar 27 12:24:45 prd-ubuntu1804-builder-4c-4g-5502 sshd[1615]: Invalid user jenkins from 10.30.104.4 port 50032
Mar 27 12:24:45 prd-ubuntu1804-builder-4c-4g-5502 sshd[1615]: Received disconnect from 10.30.104.4 port 50032:11: Closed due to user request. [preauth]
Mar 27 12:24:45 prd-ubuntu1804-builder-4c-4g-5502 sshd[1615]: Disconnected from invalid user jenkins 10.30.104.4 port 50032 [preauth]
Mar 27 12:24:47 prd-ubuntu1804-builder-4c-4g-5502 sshd[1617]: Invalid user jenkins from 10.30.104.4 port 50042
Mar 27 12:24:47 prd-ubuntu1804-builder-4c-4g-5502 sshd[1617]: Received disconnect from 10.30.104.4 port 50042:11: Closed due to user request. [preauth]
Mar 27 12:24:47 prd-ubuntu1804-builder-4c-4g-5502 sshd[1617]: Disconnected from invalid user jenkins 10.30.104.4 port 50042 [preauth]
Mar 27 12:24:49 prd-ubuntu1804-builder-4c-4g-5502 sshd[1619]: Invalid user jenkins from 10.30.104.4 port 50048
Mar 27 12:24:49 prd-ubuntu1804-builder-4c-4g-5502 sshd[1619]: Received disconnect from 10.30.104.4 port 50048:11: Closed due to user request. [preauth]
Mar 27 12:24:49 prd-ubuntu1804-builder-4c-4g-5502 sshd[1619]: Disconnected from invalid user jenkins 10.30.104.4 port 50048 [preauth]
Mar 27 12:24:51 prd-ubuntu1804-builder-4c-4g-5502 useradd[1626]: new group: name=jenkins, GID=1001
Mar 27 12:24:51 prd-ubuntu1804-builder-4c-4g-5502 useradd[1626]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash
Mar 27 12:24:51 prd-ubuntu1804-builder-4c-4g-5502 sshd[1638]: Invalid user jenkins from 10.30.104.4 port 50054
Mar 27 12:24:51 prd-ubuntu1804-builder-4c-4g-5502 sshd[1638]: Received disconnect from 10.30.104.4 port 50054:11: Closed due to user request. [preauth]
Mar 27 12:24:51 prd-ubuntu1804-builder-4c-4g-5502 sshd[1638]: Disconnected from invalid user jenkins 10.30.104.4 port 50054 [preauth]
Mar 27 12:24:53 prd-ubuntu1804-builder-4c-4g-5502 sshd[1718]: Accepted publickey for jenkins from 10.30.104.4 port 50064 ssh2: RSA SHA256:V0799BjlU//1ruj1g81rY7MeNIJkwAJ0Kr3lNX3XaN4
Mar 27 12:24:53 prd-ubuntu1804-builder-4c-4g-5502 sshd[1718]: pam_unix(sshd:session): session opened for user jenkins by (uid=0)
Mar 27 12:24:53 prd-ubuntu1804-builder-4c-4g-5502 systemd-logind[1096]: New session 1 of user jenkins.
Mar 27 12:24:53 prd-ubuntu1804-builder-4c-4g-5502 systemd: pam_unix(systemd-user:session): session opened for user jenkins by (uid=0)
Mar 27 12:25:01 prd-ubuntu1804-builder-4c-4g-5502 CRON[1949]: pam_unix(cron:session): session opened for user root by (uid=0)
Mar 27 12:25:01 prd-ubuntu1804-builder-4c-4g-5502 CRON[1949]: pam_unix(cron:session): session closed for user root
Mar 27 12:26:01 prd-ubuntu1804-builder-4c-4g-5502 CRON[3026]: pam_unix(cron:session): session opened for user root by (uid=0)
Mar 27 12:26:01 prd-ubuntu1804-builder-4c-4g-5502 CRON[3026]: pam_unix(cron:session): session closed for user root
Mar 27 12:27:00 prd-ubuntu1804-builder-4c-4g-5502 sudo:  jenkins : TTY=unknown ; PWD=/w/workspace/oom-master-pre-commit-lint ; USER=root ; COMMAND=/bin/cp /var/log/auth.log /tmp
Mar 27 12:27:00 prd-ubuntu1804-builder-4c-4g-5502 sudo: pam_unix(sudo:session): session opened for user root by (uid=0)