So wpa_supplicant is logging these messages despite being started without the -d option:
/sbin/wpa_supplicant -u -f /var/log/wpa_supplicant.log
-d = increase debugging verbosity (-dd even more) -u = enable DBus control interface -f = log output to debug file instead of stdout
So wpa_supplicant is logging these messages despite being started without the -d option:
/sbin/wpa_ supplicant -u -f /var/log/ wpa_supplicant. log
-d = increase debugging verbosity (-dd even more)
-u = enable DBus control interface
-f = log output to debug file instead of stdout