WPA3-Personal: wpa_supplicant in AP mode issue

Yegor Yefremov yegorslists at googlemail.com
Tue Mar 29 02:46:04 PDT 2022


I am trying to set up an AP using wpa_supplicant only. So far, I could
find only configuration examples for hostapd as WPA3 AP. Is it
possible to achieve this with wpa_supplicant?

My system: Ubuntu 18.04.3
Kernel: 4.15.0-91-generic
wpa_supplicant (built from git): wpa_supplicant
v2.11-devel-hostap_2_10-165-g1fb907a68

My wpa_supplicant .config:

CONFIG_DRIVER_NL80211=y
CONFIG_LIBNL32=y
CONFIG_DRIVER_WIRED=y
CONFIG_DRIVER_MACSEC_LINUX=y
CONFIG_IEEE8021X_EAPOL=y
CONFIG_EAP_MD5=y
CONFIG_EAP_MSCHAPV2=y
CONFIG_EAP_TLS=y
CONFIG_EAP_PEAP=y
CONFIG_EAP_TTLS=y
CONFIG_EAP_FAST=y
CONFIG_EAP_GTC=y
CONFIG_EAP_OTP=y
CONFIG_EAP_PWD=y
CONFIG_EAP_PAX=y
CONFIG_EAP_LEAP=y
CONFIG_EAP_SAKE=y
CONFIG_EAP_GPSK=y
CONFIG_EAP_GPSK_SHA256=y
CONFIG_EAP_TNC=y
CONFIG_WPS=y
CONFIG_EAP_IKEV2=y
CONFIG_MACSEC=y
CONFIG_PKCS12=y
CONFIG_SMARTCARD=y
CONFIG_CTRL_IFACE=y
CONFIG_SAE=y
CONFIG_BACKEND=file
CONFIG_CTRL_IFACE_DBUS_NEW=y
CONFIG_CTRL_IFACE_DBUS_INTRO=y
CONFIG_IEEE80211R=y
CONFIG_DEBUG_FILE=y
CONFIG_DEBUG_SYSLOG=y
CONFIG_IEEE80211AC=y
CONFIG_INTERWORKING=y
CONFIG_HS20=y
CONFIG_AP=y
CONFIG_P2P=y
CONFIG_TDLS=y
CONFIG_WIFI_DISPLAY=y
CONFIG_IBSS_RSN=y
CONFIG_BGSCAN_SIMPLE=y
CONFIG_OWE=y
CONFIG_DPP=y

wpa_supplicant.conf:

ctrl_interface=/run/wpa_supplicant
network={
    mode=2
    ssid="WPA3_AP"
    proto=RSN
    key_mgmt=SAE
    pairwise=CCMP
    group=CCMP
    ieee80211w=2
    psk="xxxxxx"
}

wpa_suplicant output with the error:

WPA: group state machine entering state SETKEYSDONE (VLAN-ID 0)
wpa_driver_nl80211_set_key: ifindex=6 (wlx7cdd9044a583) alg=3
addr=0x55ca32fe92e0 key_idx=1 set_tx=1 seq_len=0 key_len=16
key_flag=0x1a
nl80211: NEW_KEY
nl80211: KEY_DATA - hexdump(len=16): [REMOVED]
   broadcast key
nl80211: NL80211_CMD_SET_KEY - default key
wpa_driver_nl80211_set_key: ifindex=6 (wlx7cdd9044a583) alg=4
addr=0x55ca32fe92e0 key_idx=4 set_tx=1 seq_len=0 key_len=16
key_flag=0x1a
nl80211: NEW_KEY
nl80211: KEY_DATA - hexdump(len=16): [REMOVED]
   broadcast key
nl80211: set_key failed; err=-22 Invalid argument
WPA: group state machine entering state FATAL_FAILURE
wlx7cdd9044a583: Flushing old station entries
nl80211: flush -> DEL_STATION wlx7cdd9044a583 (all)
wlx7cdd9044a583: Deauthenticate all stations
nl80211: send_mlme - da=ff:ff:ff:ff:ff:ff noack=0 freq=0 no_cck=0
offchanok=0 wait_time=0 no_encrypt=0 fc=0xc0 (WLAN_FC_STYPE_DEAUTH)
nlmode=3
nl80211: send_mlme - Use bss->freq=2462
nl80211: send_mlme -> send_frame_cmd
nl80211: CMD_FRAME freq=2462 wait=0 no_cck=0 no_ack=0 offchanok=0
CMD_FRAME - hexdump(len=26): c0 00 00 00 ff ff ff ff ff ff 7c dd 90 44
a5 83 7c dd 90 44 a5 83 00 00 03 00
nl80211: Frame TX command accepted; cookie 0x104
hostapd_free_hapd_data(wlx7cdd9044a583)
Interface initialization failed
wlx7cdd9044a583: interface state UNINITIALIZED->DISABLED
wlx7cdd9044a583: AP-DISABLED
wlx7cdd9044a583: Unable to setup interface.
Failed to initialize AP interface

WLAN capabilities:

Wiphy phy0
        max # scan SSIDs: 4
        max scan IEs length: 2257 bytes
        max # sched scan SSIDs: 0
        max # match sets: 0
        max # scan plans: 1
        max scan plan interval: -1
        max scan plan iterations: 0
        Retry short long limit: 2
        Coverage class: 0 (up to 0m)
        Device supports RSN-IBSS.
        Supported Ciphers:
                * WEP40 (00-0f-ac:1)
                * WEP104 (00-0f-ac:5)
                * TKIP (00-0f-ac:2)
                * CCMP-128 (00-0f-ac:4)
                * CCMP-256 (00-0f-ac:10)
                * GCMP-128 (00-0f-ac:8)
                * GCMP-256 (00-0f-ac:9)
        Available Antennas: TX 0 RX 0
        Supported interface modes:
                 * IBSS
                 * managed
                 * AP
                 * AP/VLAN
                 * monitor
                 * mesh point
        Band 1:
                Capabilities: 0x17e
                        HT20/HT40
                        SM Power Save disabled
                        RX Greenfield
                        RX HT20 SGI
                        RX HT40 SGI
                        RX STBC 1-stream
                        Max AMSDU length: 3839 bytes
                        No DSSS/CCK HT40
                Maximum RX AMPDU length 32767 bytes (exponent: 0x002)
                Minimum RX AMPDU time spacing: 2 usec (0x04)
                HT TX/RX MCS rate indexes supported: 0-7, 32
                Bitrates (non-HT):
                        * 1.0 Mbps
                        * 2.0 Mbps (short preamble supported)
                        * 5.5 Mbps (short preamble supported)
                        * 11.0 Mbps (short preamble supported)
                        * 6.0 Mbps
                        * 9.0 Mbps
                        * 12.0 Mbps
                        * 18.0 Mbps
                        * 24.0 Mbps
                        * 36.0 Mbps
                        * 48.0 Mbps
                        * 54.0 Mbps
                Frequencies:
                        * 2412 MHz [1] (20.0 dBm)
                        * 2417 MHz [2] (20.0 dBm)
                        * 2422 MHz [3] (20.0 dBm)
                        * 2427 MHz [4] (20.0 dBm)
                        * 2432 MHz [5] (20.0 dBm)
                        * 2437 MHz [6] (20.0 dBm)
                        * 2442 MHz [7] (20.0 dBm)
                        * 2447 MHz [8] (20.0 dBm)
                        * 2452 MHz [9] (20.0 dBm)
                        * 2457 MHz [10] (20.0 dBm)
                        * 2462 MHz [11] (20.0 dBm)
                        * 2467 MHz [12] (20.0 dBm) (no IR)
                        * 2472 MHz [13] (20.0 dBm) (no IR)
                        * 2484 MHz [14] (20.0 dBm) (no IR)
        Supported commands:
                 * new_interface
                 * set_interface
                 * new_key
                 * start_ap
                 * new_station
                 * new_mpath
                 * set_mesh_config
                 * set_bss
                 * authenticate
                 * associate
                 * deauthenticate
                 * disassociate
                 * join_ibss
                 * join_mesh
                 * set_tx_bitrate_mask
                 * frame
                 * frame_wait_cancel
                 * set_wiphy_netns
                 * set_channel
                 * set_wds_peer
                 * probe_client
                 * set_noack_map
                 * register_beacons
                 * start_p2p_device
                 * set_mcast_rate
                 * connect
                 * disconnect
                 * set_qos_map
                 * set_multicast_to_unicast
        Supported TX frame types:
                 * IBSS: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80
0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0
                 * managed: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70
0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0
                 * AP: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80
0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0
                 * AP/VLAN: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70
0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0
                 * mesh point: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70
0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0
                 * P2P-client: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70
0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0
                 * P2P-GO: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70
0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0
                 * P2P-device: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70
0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0
        Supported RX frame types:
                 * IBSS: 0x40 0xb0 0xc0 0xd0
                 * managed: 0x40 0xd0
                 * AP: 0x00 0x20 0x40 0xa0 0xb0 0xc0 0xd0
                 * AP/VLAN: 0x00 0x20 0x40 0xa0 0xb0 0xc0 0xd0
                 * mesh point: 0xb0 0xc0 0xd0
                 * P2P-client: 0x40 0xd0
                 * P2P-GO: 0x00 0x20 0x40 0xa0 0xb0 0xc0 0xd0
                 * P2P-device: 0x40 0xd0
        software interface modes (can always be added):
                 * AP/VLAN
                 * monitor
        valid interface combinations:
                 * #{ AP, mesh point } <= 8,
                   total <= 8, #channels <= 1
        HT Capability overrides:
                 * MCS: ff ff ff ff ff ff ff ff ff ff
                 * maximum A-MSDU length
                 * supported channel width
                 * short GI for 40 MHz
                 * max A-MPDU length exponent
                 * min MPDU start spacing
        Device supports TX status socket option.
        Device supports HT-IBSS.
        Device supports SAE with AUTHENTICATE command
        Device supports low priority scan.
        Device supports scan flush.
        Device supports AP scan.
        Device supports per-vif TX power setting
        Driver supports full state transitions for AP/GO clients
        Driver supports a userspace MPM
        Device supports configuring vdev MAC-addr on create.



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