Re: v5.5-rc1 and beyond insta-kills some Comcast wifi routers

From: Kalle Valo
Date: Wed Mar 04 2020 - 00:07:16 EST


Randy Dunlap <rdunlap@xxxxxxxxxxxxx> writes:

> [add netdev mailing list + 2 patch signers]

Adding also linux-wireless. It's always best to send questions about any
wireless issues to linux-wireless

> On 3/3/20 7:34 PM, Mancini, Jason wrote:
>> [I can't seem to access the linux-net ml per kernel.org faq, apology
>> in advance.]
>>
>> This change, which I think first appeared for v5.5-rc1, basically
>> within seconds, knocks out our [apparently buggy] Comcast wifi for
>> about 2-3 minutes. Is there a boot option (or similar) where I can
>> achieve prior kernel behavior? Otherwise I am stuck on kernel 5.4
>> (or Win10) it seems, or forever compiling custom kernels for my
>> choice of distribution [as I don't have physical access to the router
>> in question.]
>> Thanks!
>> Jason
>>
>> ================
>>
>> 127eef1d46f80056fe9f18406c6eab38778d8a06 is the first bad commit
>> commit 127eef1d46f80056fe9f18406c6eab38778d8a06
>> Author: Yan-Hsuan Chuang <yhchuang@xxxxxxxxxxx>
>> Date: Wed Oct 2 14:35:23 2019 +0800

Can you try if this fixes it:

https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git/commit/?id=74c3d72cc13401f9eb3e3c712855e9f8f2d2682b

--
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches