Oct 27 16:56:45 mypc sddm-helper: pam_unix(sddm-greeter:session): session opened for user sddm by (uid=0)
Oct 27 16:56:54 mypc sddm-helper: pam_unix(sddm:session): session opened for user myuser by (uid=0)
Oct 27 16:56:54 mypc sddm-helper: pam_unix(sddm-greeter:session): session closed for user sddm
Oct 27 16:56:55 mypc polkitd[6197]: Registered Authentication Agent for unix-session:2 (system bus name :1.28 [/usr/libexec/polkit-gnome-authentication-agent-1], object path /org/gnome/PolicyKit1/AuthenticationAgent, locale en_GB.utf8)
Oct 27 16:57:08 mypc pkexec: pam_unix(polkit-1:session): session opened for user root by (uid=1000)
Oct 27 16:57:09 mypc pkexec: pam_elogind(polkit-1:session): Cannot create session: Already running in a session
Oct 27 16:57:09 mypc pkexec[7118]: myuser: Executing command [USER=root] [TTY=unknown] [CWD=/] [COMMAND=/usr/sbin/xfpm-power-backlight-helper --set-brightness-switch 1]
Oct 27 16:57:59 mypc sudo:     myuser : TTY=pts/0 ; PWD=/home/myuser ; USER=root ; COMMAND=/bin/su
Oct 27 16:57:59 mypc sudo: pam_unix(sudo:session): session opened for user root by (uid=0)
Oct 27 16:57:59 mypc sudo: pam_elogind(sudo:session): Cannot create session: Already running in a session
Oct 27 16:57:59 mypc su[7227]: Successful su for root by root
Oct 27 16:57:59 mypc su[7227]: + /dev/pts/0 root:root
Oct 27 16:57:59 mypc su[7227]: pam_unix(su:session): session opened for user root by (uid=0)
Oct 27 16:57:59 mypc su[7227]: pam_elogind(su:session): Cannot create session: Already running in a session
Oct 27 16:59:01 mypc crond[7277]: pam_unix(crond:session): session opened for user root by (uid=0)
Oct 27 16:59:01 mypc CROND[7277]: pam_unix(crond:session): session closed for user root
Oct 27 17:00:01 mypc crond[7323]: pam_unix(crond:session): session opened for user root by (uid=0)
Oct 27 17:00:02 mypc CROND[7323]: pam_unix(crond:session): session closed for user root
Oct 27 17:02:39 mypc pkexec: pam_unix(polkit-1:session): session opened for user root by (uid=1000)
Oct 27 17:02:39 mypc pkexec: pam_elogind(polkit-1:session): Cannot create session: Already running in a session
Oct 27 17:02:39 mypc pkexec[7685]: myuser: Executing command [USER=root] [TTY=unknown] [CWD=/] [COMMAND=/usr/sbin/xfpm-power-backlight-helper --set-brightness 6584]
Oct 27 17:05:00 mypc pkexec: pam_unix(polkit-1:session): session opened for user root by (uid=1000)
Oct 27 17:05:00 mypc pkexec: pam_elogind(polkit-1:session): Cannot create session: Already running in a session
Oct 27 17:05:00 mypc pkexec[7735]: myuser: Executing command [USER=root] [TTY=unknown] [CWD=/] [COMMAND=/usr/sbin/xfpm-power-backlight-helper --set-brightness 43682]
Oct 27 17:10:01 mypc crond[7941]: pam_unix(crond:session): session opened for user root by (uid=0)
Oct 27 17:10:01 mypc CROND[7941]: pam_unix(crond:session): session closed for user root
Oct 27 17:18:37 mypc pkexec: pam_unix(polkit-1:session): session opened for user root by (uid=1000)
Oct 27 17:18:38 mypc pkexec: pam_elogind(polkit-1:session): Cannot create session: Already running in a session
Oct 27 17:18:38 mypc pkexec[8163]: myuser: Executing command [USER=root] [TTY=unknown] [CWD=/] [COMMAND=/usr/sbin/xfpm-power-backlight-helper --set-brightness 6584]
Oct 27 17:20:01 mypc crond[8179]: pam_unix(crond:session): session opened for user root by (uid=0)
Oct 27 17:20:01 mypc CROND[8179]: pam_unix(crond:session): session closed for user root
Oct 27 17:24:22 mypc pkexec: pam_unix(polkit-1:session): session opened for user root by (uid=1000)
Oct 27 17:24:23 mypc pkexec: pam_elogind(polkit-1:session): Cannot create session: Already running in a session
Oct 27 17:24:23 mypc pkexec[8257]: myuser: Executing command [USER=root] [TTY=unknown] [CWD=/] [COMMAND=/usr/sbin/xfpm-power-backlight-helper --set-brightness 43682]
Oct 27 17:29:57 mypc pkexec: pam_unix(polkit-1:session): session opened for user root by (uid=1000)
Oct 27 17:29:58 mypc pkexec: pam_elogind(polkit-1:session): Cannot create session: Already running in a session
Oct 27 17:29:58 mypc pkexec[16430]: myuser: Executing command [USER=root] [TTY=unknown] [CWD=/] [COMMAND=/usr/sbin/xfpm-power-backlight-helper --set-brightness 6584]
Oct 27 17:30:01 mypc pkexec: pam_unix(polkit-1:session): session opened for user root by (uid=1000)
Oct 27 17:30:01 mypc pkexec: pam_elogind(polkit-1:session): Cannot create session: Already running in a session
Oct 27 17:30:01 mypc pkexec[16483]: myuser: Executing command [USER=root] [TTY=unknown] [CWD=/] [COMMAND=/usr/sbin/xfpm-power-backlight-helper --set-brightness 43682]
Oct 27 17:30:01 mypc crond[16504]: pam_unix(crond:session): session opened for user root by (uid=0)
Oct 27 17:30:02 mypc CROND[16504]: pam_unix(crond:session): session closed for user root
Oct 27 17:39:08 mypc su[7227]: pam_unix(su:session): session closed for user root
Oct 27 17:39:08 mypc sudo: pam_unix(sudo:session): session closed for user root
Oct 27 17:39:08 mypc polkitd[6197]: Unregistered Authentication Agent for unix-session:2 (system bus name :1.28, object path /org/gnome/PolicyKit1/AuthenticationAgent, locale en_GB.utf8) (disconnected from bus)
Oct 27 17:39:08 mypc sddm-helper: pam_unix(sddm:session): session closed for user myuser
Oct 27 17:39:09 mypc sddm-helper: pam_unix(sddm-greeter:session): session opened for user sddm by (uid=0)
Oct 27 17:39:18 mypc sddm-helper: pam_unix(sddm-greeter:session): session closed for user sddm