Re: [regression] Bug 217286 - ath11k:deny assoc request, Invalid supported ch width and ext nss combination

From: Linux regression tracking (Thorsten Leemhuis)
Date: Mon Apr 17 2023 - 06:52:45 EST


[resending with the current email addresses for P Praneesh and Jouni
Malinen; didn't find one on lore for Ganesh Sesetti, and Sathishkumar
Muruganandam]

Please see quoted text below, as there is a kernel regression that is
caused by a patch you authored or passed on.

On 17.04.23 11:33, Thorsten Leemhuis wrote:
> On 08.04.23 13:52, Linux regression tracking (Thorsten Leemhuis) wrote:
>> Hi, Thorsten here, the Linux kernel's regression tracker.
>>
>> I noticed a regression report in bugzilla.kernel.org. As many (most?)
>> kernel developers don't keep an eye on it, I decided to forward it by mail.
>>
>> Note, you have to use bugzilla to reach the reporter, as I sadly[1] can
>> not CCed them in mails like this.
>>
>> Quoting from https://bugzilla.kernel.org/show_bug.cgi?id=217286 :
>>
>>> Built and installed v6.2 kernel (with ath11k_pci) on arm64 hardware
>>> running Ubuntu22.04. Hardware has both Atheros QCN9074 module and Intel
>>> AX210 module. Running each (separately) in station mode and try to
>>> connect to Synology router with WiFi Access Point based on QCN9074.
>>> AX210 has no problem connecting to AP but Atheros is successfully
>>> authenticating but association is rejected by AP with this error message:
>>>
>>>
>>> wlan: [0:I:ANY] [UNSPECIFIED] vap-0(wlan100): [04:f0:21:a1:7c:3e]deny assoc request, Invalid supported ch width and ext nss combination
>>>
>>> Please note that when running v5.15.5 kernel (with ath11k_pci), I am
>>> able to connect to the same AP without problems.
>>>
>>> Detailed logs follow:
>>> [...]
>>
>> See the ticket for more details.
>
> FWIW, the reporter bisected the regression down to
>
> 552d6fd2f2 ("ath11k: add support for 80P80 and 160 MHz bandwidth")
>
> Authored by P Praneesh, Ganesh Sesetti, and Sathishkumar Muruganandam,.
> all of which I added to the list of recipients (just like Jouni Malinen,
> who handled the patch). Could one of you please look into this?
>
> While at it, let me update the tracking status:
>
> #regzbot introduced: 552d6fd2f2
> #regzbot ignore-activity
>
> Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
> --
> Everything you wanna know about Linux kernel regression tracking:
> https://linux-regtracking.leemhuis.info/about/#tldr
> If I did something stupid, please tell me, as explained on that page.
>
>