Re: [PATCH wireless v2 1/2] wifi: mac80211: Update skb's control block key in ieee80211_tx_dequeue()

[Johannes Berg]

On Thu, 2025-04-10 at 23:55 +0200, Bert Karwatzki wrote:
> This commit breaks the mediatek mt7921 wireless driver. In linux-next-20250410
> my mt7921e Wi-Fi controller is no longer able to connect to a network.
> I bisected this to commit a104042e2bf6 ("wifi: mac80211: Update skb's control
> block key in ieee80211_tx_dequeue()").
> 

Thanks for the report.

Remi, I see you've been debugging it already - thanks!

Nonetheless I need to get a couple of fixes out, so I've reverted it for
now. We have a couple of weeks to fix it even for this release, and the
bug has been around for years, as far as we know.

johannes