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Wed, 23 Oct 2024 06:22:40 -0700 (PDT) Received: from [10.100.121.195] ([152.193.78.90]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20e7ef0cc7csm57145245ad.101.2024.10.23.06.22.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 23 Oct 2024 06:22:39 -0700 (PDT) Message-ID: <21d3d993-f753-4b01-98f1-5a9259cfb5a3@gmail.com> Date: Wed, 23 Oct 2024 06:22:37 -0700 Precedence: bulk X-Mailing-List: iwd@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: IWD 1.27 with brcmfmac not working for roaming To: Martin Petzold Cc: iwd@lists.linux.dev, Denis Kenzior , Arend van Spriel References: <5efc11fc-9c21-44a0-b282-5d41bfb96a8c@gmail.com> <1761198e-9f41-4e5a-b2b9-a1652732346d@gmail.com> <6898cd84-c7b9-4fa0-aeb5-c7a90d81b58b@tavla.de> <5a128900-432f-439e-9008-3b303ee72eb1@gmail.com> <2dacc589-9927-40f7-85ed-5f6b2afbbd41@tavla.de> <192af85f1e0.279b.9b12b7fc0a3841636cfb5e919b41b954@broadcom.com> <2ab8601e-1601-4d4f-b58d-e9f23877650f@gmail.com> <192b00cf460.279b.9b12b7fc0a3841636cfb5e919b41b954@broadcom.com> <54a62c50-5c9b-47c6-b8ab-f7369381fdf9@gmail.com> <77fc14d0-96bc-465c-b425-111ba4310c86@gmail.com> Content-Language: en-US From: James Prestwood In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Hi Martin, On 10/23/24 5:19 AM, Martin Petzold wrote: > Hi James, > > Am 23.10.24 um 14:13 schrieb James Prestwood: >> Hi Martin, >> >> On 10/23/24 5:02 AM, Martin Petzold wrote: >>> Hi Arend and James, >>> >>> Am 21.10.24 um 20:26 schrieb Arend van Spriel: >>>> On 10/21/2024 7:40 PM, Denis Kenzior wrote: >>>>> Hi Arend, >>>>> >>>>>> >>>>>> I have not seen patches for OWE in brcmfmac. Looking at the >>>>>> supported ciphers: >>>>> >>>>> OWE is an AKM.  It still uses CCMP/CMAC underneath. >>>> >>>> My bad. Always confused by those concepts. >>>> >>>>>> >>>>>> Supported Ciphers: >>>>>>   * WEP40 (00-0f-ac:1) >>>>>>   * WEP104 (00-0f-ac:5) >>>>>>   * TKIP (00-0f-ac:2) >>>>>>   * CCMP-128 (00-0f-ac:4) >>>>>>   * CMAC (00-0f-ac:6) >>>>>> >>>>>> The error message seems to match with the above. >>>>> >>>>> I've never seen support for OWE in brcmfmac mentioned. OWE >>>>> requires CMD_AUTHENTICATE / CMD_ASSOCIATE (or CMD_EXTERNAL_AUTH) >>>>> to derive the PMK, so iwd can't support it on FullMAC. >>>> >>>> I have never seen any mention of OWE either. Regarding >>>> CMD_EXTERNAL_AUTH support I recently posted patches on >>>> linux-wireless list as RFT. There has been zero feedback and so I >>>> assume also zero interest. In order to use CMD_EXTERNAL_AUTH the >>>> firmware needs to advertise "sae_ext" in fwcap debugfs file. So if >>>> Martin can check that, ie: >>>> >>>> $ grep sae_ext /sys/kernel/debug/ieee80211/phy0/fwcap >>>> >>>> >>> @James: Could please check the logs (PATCH WAS APPLIED): >>> >>> A. Initial boot and connect (device remained connected) >> >> On this run I'm seeing an agent connecting and issuing an explicit >> connect call rather than IWD autoconnecting. This is fine, and will >> create a new .open profile. >> >> Okt 23 12:39:35 tavla iwd[383]: src/agent.c:agent_free() agent free >> 0xaaaadbf376a0 >> Okt 23 12:39:35 tavla iwd[383]: src/agent.c:agent_register() agent >> register called >> Okt 23 12:39:35 tavla iwd[383]: src/agent.c:agent_register() agent >> :1.69 path /agent/1420 >> Okt 23 12:39:35 tavla iwd[383]: src/network.c:network_connect() >> >>> B. Reboot -> device does NOT connect >> >> This tells me you have no profile in /var/lib/iwd >> >>> >>> ----- >>> >>> tavla@tavla:~$ sudo ls -l /system/var/lib/iwd/ >>> insgesamt 4 >>> -rw------- 1 root root    0 23. Okt 12:39 XYZ-Gast.open >>> drwx------ 2 root root 4096  4. Apr 2024  hotspot >>> tavla@tavla:~$ sudo cat /system/var/lib/iwd/XYZ-Gast.open >>> tavla@tavla:~$ >> >> IWD is looking in /var/lib/iwd as seen by: >> >> Okt 23 12:35:58 tavla iwd[383]: src/storage.c:storage_create_dirs() >> Using state directory /var/lib/iwd >> >> Not sure if you have /system/var/lib/iwd mounted there or what, but >> it seems IWD cannot find that profile. IWD will not autoconnect to a >> random open network without a profile. On your first boot you are >> forcing a connection which should generate a profile, but on the >> second boot no profile exists. So that is where I could check, where >> is the profile going? can you "ls" that directory on the _second_ >> boot to see if it exists? > ----- > tavla@tavla:~$ sudo ls -l /var/lib/iwd/ > insgesamt 4 > -rw------- 1 root root    0 23. Okt 12:39 XYZ-Gast.open > drwx------ 2 root root 4096  4. Apr 2024  hotspot > tavla@tavla:~$ sudo ls -l /system/var/lib/iwd/ > insgesamt 4 > -rw------- 1 root root    0 23. Okt 12:39 XYZ-Gast.open > drwx------ 2 root root 4096  4. Apr 2024  hotspot > tavla@tavla:~$ sudo cat /system/var/lib/iwd/XYZ-Gast.open > tavla@tavla:~$ > tavla@tavla:~$ > tavla@tavla:~$ iwctl known-networks list >                                  Known Networks > -------------------------------------------------------------------------------- > >   Name                              Security     Hidden     Last > connected > -------------------------------------------------------------------------------- > >   XYZ-Gast                          open                    Oct 23, > 11:39 AM > > tavla@tavla:~$ iwctl known-networks XYZ-Gast show >                             Known Network: XYZ-Gast > -------------------------------------------------------------------------------- > >   Settable  Property Value > -------------------------------------------------------------------------------- > >             Name XYZ-Gast > Hidden >          *  AutoConnect yes > > tavla@tavla:~$ > tavla@tavla:~$ iwctl station wlan0 show >                                  Station: wlan0 > -------------------------------------------------------------------------------- > >   Settable  Property Value > -------------------------------------------------------------------------------- > >             Scanning no >             State                 disconnected > > ----- I was barking up the wrong tree. I found a bug in the BSS selection specific to OWE transitional networks. I just sent an RFC patch to the list. Note, you will still need the earlier patches to disable OWE in order to force the connection to the open network. > >> >>> >>> ----- >>> >>> @Arend: Here the requested output (debugging enabled; PATCHES >>> ALREADY APPLIED!). >>> >>> ----- >>> >>> tavla@tavla:~$ sudo cat /sys/kernel/debug/ieee80211/phy0/fwcap >>> ap >>> sta >>> wme >>> 802.11d >>> 802.11h >>> rm >>> cqa >>> ccx >>> cac >>> dualband >>> ampdu >>> ampdu_tx >>> ampdu_rx >>> amsdurx >>> amsdutx >>> radio_pwrsave >>> btamp >>> p2p >>> proptxstatus >>> mchan >>> vht-prop-rates >>> p2po >>> anqpo >>> txpwrcache >>> stbc-tx >>> stbc-rx-1ss >>> >>> ----- >>> >>> Best regards, >>> >>> Martin