netdev - Re: [REGRESSION] Unable to connect to Internet since kernel 6.2.3 on T2 Macs

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Date:   Sat, 11 Mar 2023 16:14:50 +0000
From:   Aditya Garg <gargaditya08@...e.com>
To:     Hector Martin <marcan@...can.st>
CC:     Arend van Spriel <aspriel@...il.com>,
        Arend van Spriel <arend.vanspriel@...adcom.com>,
        Kalle Valo <kvalo@...nel.org>,
        "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
        "brcm80211-dev-list.pdl@...adcom.com" 
        <brcm80211-dev-list.pdl@...adcom.com>,
        "brcm80211-dev-list@...adcom.com" <brcm80211-dev-list@...adcom.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Orlando Chamberlain <orlandoch.dev@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [REGRESSION] Unable to connect to Internet since kernel 6.2.3 on
 T2 Macs



> On 11-Mar-2023, at 9:37 PM, Hector Martin <marcan@...can.st> wrote:
> 
> On 12/03/2023 00.56, Aditya Garg wrote:
>> A weird regression has been affecting the T2 Macs since kernel 6.2.3. The users are unable to connect to both wireless as well as wired Internet. As far as wireless is concerned, the patches for T2 Macs that have been upstreamed in kernel 6.3 have been working well till 6.2.2, but after that the network has stopped working.
>> 
>> Interesting, the driver shows no errors in journalctl. The wifi firmware loads well and the networks even appear on scan list. But, the connection to a network fails. Ethernet/USB tethering has also stopped working.
>> 
>> If I you need some logs from me, please do ask.
>> 
>> Also, Hector, I’d like to know whether this affects the M1/2 Macs as well or not.
> 
> This is already reported, identified, and a patch submitted.
> 
> https://lore.kernel.org/linux-wireless/20230124141856.356646-1-alexander@wetzel-home.de/
> 
> - Hector

Thanks for the updates Hector.