Oct 18 06:48:57 tegra-ubuntu login[933]: pam_lastlog(login:session): file /var/log/lastlog created Oct 18 06:48:58 tegra-ubuntu login[933]: pam_unix(login:session): session opened for user ubuntu by LOGIN(uid=0) Oct 18 06:48:59 tegra-ubuntu sshd[1043]: Server listening on 0.0.0.0 port 22. Oct 18 06:48:59 tegra-ubuntu sshd[1043]: Server listening on :: port 22. Oct 18 06:49:01 tegra-ubuntu lightdm: pam_unix(lightdm-autologin:session): session opened for user ubuntu by (uid=0) Oct 18 06:49:02 tegra-ubuntu lightdm: pam_unix(lightdm-autologin:session): session closed for user ubuntu Oct 18 06:49:04 tegra-ubuntu lightdm: pam_unix(lightdm-autologin:session): session opened for user ubuntu by (uid=0) Oct 18 06:49:14 tegra-ubuntu polkitd(authority=local): Registered Authentication Agent for unix-session:c3 (system bus name :1.47 [/usr/lib/policykit-1-gnome/polkit-gnome-authentication-agent-1], object path /org/gnome/PolicyKit1/AuthenticationAgent, locale en_US.UTF-8) Oct 18 06:51:41 tegra-ubuntu gnome-keyring-daemon[1585]: keyring alias directory: /home/ubuntu/.local/share/keyrings Oct 18 06:53:13 tegra-ubuntu dbus[286]: [system] Rejected send message, 7 matched rules; type="method_return", sender=":1.68" (uid=0 pid=2725 comm="/usr/sbin/dnsmasq --no-resolv --keep-in-foreground") interface="(unset)" member="(unset)" error name="(unset)" requested_reply="0" destination=":1.5" (uid=0 pid=718 comm="NetworkManager ") Oct 18 07:01:20 tegra-ubuntu sudo: ubuntu : TTY=pts/5 ; PWD=/home/ubuntu ; USER=root ; COMMAND=/bin/su Oct 18 07:01:20 tegra-ubuntu sudo: pam_unix(sudo:session): session opened for user root by ubuntu(uid=0) Oct 18 07:01:20 tegra-ubuntu su[3337]: Successful su for root by root Oct 18 07:01:20 tegra-ubuntu su[3337]: + /dev/pts/5 root:root Oct 18 07:01:20 tegra-ubuntu su[3337]: pam_unix(su:session): session opened for user root by ubuntu(uid=0)