Nov 24 11:01:49 thismachine su[12509]: pam_unix(su:auth): authentication failure; logname=adminuser uid=1006 euid=0 tty=/dev/pts/1 ruser=adminuser rhost=  user=regular_user
Nov 24 11:01:51 thismachine su[12509]: pam_authenticate: Authentication failure
Nov 24 11:01:51 thismachine su[12509]: FAILED su for regular_user by adminuser
Nov 24 11:01:51 thismachine su[12509]: - /dev/pts/1 adminuser:regular_user
Nov 24 11:02:12 thismachine sudo: PAM unable to dlopen(pam_winbind.so): /lib/security/pam_winbind.so: cannot open shared object file: No such file or directory
Nov 24 11:02:12 thismachine sudo: PAM adding faulty module: pam_winbind.so
Nov 24 11:02:12 thismachine sudo:  monitor : TTY=unknown ; PWD=/home/monitor ; USER=root ; COMMAND=/usr/sbin/dmidecode --t 1
Nov 24 11:02:12 thismachine sudo: pam_unix(sudo:session): session opened for user root by (uid=0)
Nov 24 11:02:12 thismachine sudo: pam_unix(sudo:session): session closed for user root
Nov 24 11:02:15 thismachine CRON[12314]: pam_unix(cron:session): session closed for user monitor
Nov 24 11:03:01 thismachine CRON[12556]: PAM unable to dlopen(pam_winbind.so): /lib/security/pam_winbind.so: cannot open shared object file: No such file or directory
Nov 24 11:03:01 thismachine CRON[12556]: PAM adding faulty module: pam_winbind.so
Nov 24 11:03:01 thismachine CRON[12556]: pam_unix(cron:session): session opened for user root by (uid=0)
Nov 24 11:03:01 thismachine CRON[12556]: pam_unix(cron:session): session closed for user root
Nov 24 11:05:01 thismachine CRON[12603]: PAM unable to dlopen(pam_winbind.so): /lib/security/pam_winbind.so: cannot open shared object file: No such file or directory
Nov 24 11:05:01 thismachine CRON[12603]: PAM adding faulty module: pam_winbind.so
Nov 24 11:05:01 thismachine CRON[12604]: PAM unable to dlopen(pam_winbind.so): /lib/security/pam_winbind.so: cannot open shared object file: No such file or directory
Nov 24 11:05:01 thismachine CRON[12604]: PAM adding faulty module: pam_winbind.so