AMPAK AP6356S + WPA3, fails to connect when using NM

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Hi all,
i'm using AMPAK AP6356S wifi card od broadcom BCM4356/2 chip. For this i have patched kernel 5.4.18 with cypress patch files (unfortunatelly this is the highest supported kernel right now). When i'm using only wpa_supplicant which is in version 2.9 i've got no problems to establish a WPA3 connection (AP may have WPA2/WPA3 or just WPA3 encryption). When i'm switching to NM + wpa_supplicant the problems occur when connection is having encryption set to WPA3 only.

Turning on -ddd option for wpa_supplicant revealed some difference in authentication parameters. Namely in all cases when the connection was established correctly:
- using only wpa_supplicant without nm and encryption was set on AP to WPA2/WPA3, client was able to establish connection with WPA2 or WPA3
- using only wpa_supplicant without nm and encryption was set on AP to WPA3 only, client was able to establish connection with WPA3
- using nm with wpa_supplicant and encryption was set on AP to WPA2/WPA3, client was a able to establish connection with WPA2 or WPA3
i have observed that the Auth Type parameter is set to 4. This is the list of auth params:

Oct 02 19:03:21 firefly-rk3399 wpa_supplicant[494]:   * bssid_hint=c0:c9:e3:3b:64:e2
Oct 02 19:03:21 firefly-rk3399 wpa_supplicant[494]:   * freq_hint=5180
Oct 02 19:03:21 firefly-rk3399 wpa_supplicant[494]:   * SSID=OpenWrt
Oct 02 19:03:21 firefly-rk3399 wpa_supplicant[494]:   * IEs - hexdump(len=51): 30 1a 01 00 00 0f ac 04 01 00 00 0f ac 04 01 00 00 0f ac 08 c0 00 00 00 00 0f ac 06 3b 15 73 51 52 53 54 73 74 75 76 77 78 79 7a 7b 7c 7d 7e 7f 80 81 82
Oct 02 19:03:21 firefly-rk3399 wpa_supplicant[494]:   * WPA Versions 0x4
Oct 02 19:03:21 firefly-rk3399 wpa_supplicant[494]:   * pairwise=0xfac04
Oct 02 19:03:21 firefly-rk3399 wpa_supplicant[494]:   * group=0xfac04
Oct 02 19:03:21 firefly-rk3399 wpa_supplicant[494]:   * akm=0xfac08
Oct 02 19:03:21 firefly-rk3399 wpa_supplicant[494]:   * Auth Type 4

With these parameters connection is established with no problems. But when i'm trying to make a connection with NM + wpa_supplicant and AP is set only to WPA3 encryption than for some reason Auth Type is se to 0.

This is the fragment of log with deauthentication:

Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]:   * bssid_hint=c0:c9:e3:3b:64:e2
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]:   * freq_hint=5180
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]:   * SSID=OpenWrt
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]:   * IEs - hexdump(len=51): 30 1a 01 00 00 0f ac 04 01 00 00 0f ac 04 01 00 00 0f ac 08 c0 00 00 00 00 0f ac 06 3b 15 73 51 52 53 54 73 74 75 76 77 78 79 7a 7b 7c 7d 7e 7f 80 81 82
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]:   * WPA Versions 0x2
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]:   * pairwise=0xfac04
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]:   * group=0xfac04
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]:   * akm=0xfac08
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]:   * Auth Type 0
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]: nl80211: Connect request send successfully
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]: wlan0: Setting authentication timeout: 10 sec 0 usec
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]: EAPOL: External notification - EAP success=0
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]: EAPOL: External notification - EAP fail=0
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]: EAPOL: External notification - portControl=Auto
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]: dbus: flush_object_timeout_handler: Timeout - sending changed properties of object /fi/w1/wpa_supplicant1/Interfaces/0
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]: dbus: flush_object_timeout_handler: Timeout - sending changed properties of object /fi/w1/wpa_supplicant1/Interfaces/0/BSSs/0
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]: dbus: flush_object_timeout_handler: Timeout - sending changed properties of object /fi/w1/wpa_supplicant1/Interfaces/0/BSSs/1
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]: dbus: flush_object_timeout_handler: Timeout - sending changed properties of object /fi/w1/wpa_supplicant1/Interfaces/0/BSSs/3
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]: dbus: flush_object_timeout_handler: Timeout - sending changed properties of object /fi/w1/wpa_supplicant1/Interfaces/0/BSSs/4
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]: dbus: flush_object_timeout_handler: Timeout - sending changed properties of object /fi/w1/wpa_supplicant1/Interfaces/0/BSSs/5
Oct 02 01:26:34 firefly-rk3399 wpa_supplicant[280]: dbus: flush_object_timeout_handler: Timeout - sending changed properties of object /fi/w1/wpa_supplicant1/Interfaces/0/BSSs/6
Oct 02 01:26:44 firefly-rk3399 wpa_supplicant[280]: wlan0: Authentication with c0:c9:e3:3b:64:e2 timed out.
Oct 02 01:26:44 firefly-rk3399 wpa_supplicant[280]: Added BSSID c0:c9:e3:3b:64:e2 into blacklist
Oct 02 01:26:44 firefly-rk3399 wpa_supplicant[280]: wlan0: WPA: Clear old PMK and PTK
Oct 02 01:26:44 firefly-rk3399 wpa_supplicant[280]: wlan0: Request to deauthenticate - bssid=00:00:00:00:00:00 pending_bssid=c0:c9:e3:3b:64:e2 reason=3 (DEAUTH_LEAVING) state=ASSOCIATING
Oct 02 01:26:44 firefly-rk3399 wpa_supplicant[280]: wpa_driver_nl80211_disconnect(reason_code=3)

So actually my question is if this Auth Type 0 on WPA3 encrypted connection can cause this DEAUTH_LEAVING error? If yes than another question is if NM is causing it?

BR
Piotr Łobacz
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