netdev - Re: [PATCH v2] wifi: mac80211: do not abuse fq.lock in ieee80211_do

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Message-ID: <ea010779-7296-006e-1212-63a18a1ba633@I-love.SAKURA.ne.jp>
Date:   Fri, 29 Jul 2022 08:00:00 +0900
From:   Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
To:     Jakub Kicinski <kuba@...nel.org>,
        Ben Greear <greearb@...delatech.com>
Cc:     Kalle Valo <kvalo@...nel.org>,
        Johannes Berg <johannes@...solutions.net>,
        Toke Høiland-Jørgensen <toke@...nel.org>,
        Felix Fietkau <nbd@....name>, linux-wireless@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: [PATCH v2] wifi: mac80211: do not abuse fq.lock in
 ieee80211_do_stop()

On 2022/07/27 6:38, Jakub Kicinski wrote:
> On Tue, 26 Jul 2022 08:05:12 -0700 Ben Greear wrote:
>>>> Since this patch fixes a regression introduced in 5.19-rc7, can this patch go to 5.19-final ?
>>>>
>>>> syzbot is failing to test linux.git for 12 days due to this regression.
>>>> syzbot will fail to bisect new bugs found in the upcoming merge window
>>>> if unable to test v5.19 due to this regression.  
>>>
>>> I took this to wireless-next as I didn't think there's enough time to
>>> get this to v5.19 (and I only heard Linus' -rc8 plans after the fact).
>>> So this will be in v5.20-rc1 and I recommend pushing this to a v5.19
>>> stable release.  
>>
>> Would it be worth reverting the patch that broke things until the first stable 5.19.x
>> tree then?  Seems lame to ship an official kernel with a known bug like this.
> 
> I cherry-picked the fix across the trees after talking to Kalle and
> DaveM. Let's see how that goes...

This patch successfully arrived at linux.git, in time for 5.19-final.

Thank you.