Noch mal die configs :
hostapd.conf
interface=wlan0 ssid=WPA3_AP hw_mode=g channel=1 wpa=2 wpa_passphrase=passphrase wpa_key_mgmt=SAE rsn_pairwise=CCMP ieee80211w=2
supp.conf
network={ ssid="WPA3_AP" psk="passphrase" key_mgmt=SAE ieee80211w=2 }
Zusätzlich in den Logfiles von wpa_supplicant :
wlo1: 9: XXXXXXXX ssid='WPA3_AP' wpa_ie_len=0 rsn_ie_len=0 caps=0x1511 level=-78 freq=2412 wlo1: skip - MFP Required but network not MFP Capable