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Re: wifi: mac80211: unencrypted message in 4-way handshake

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On Tue, 2024-06-11 at 12:36 +0000, Sperling, Tobias wrote:
> > > recently we moved from a 4.9 kernel to 5.4 kernel
> > 
> > 🤯️
> 
> :D
> > 
> > > Do you have some hints where to look at to solve the issue?
> > 
> > No, way too old.
> 
> That's why we also tried it with kernel 6.6, where we faced the same issue. So I'd
> appreciate hints for kernel 6.6 (or probably later), too. :)

Yeah but even moving 4.9->6.6 is a huge range, even bigger :)

> > Take a look at supplicant logs in how it behaves differently, I guess.
> > 
> > The only thing that comes to mind is that *maybe* the eapol-over-nl80211
> > path gets used (different kernels) and that has different behaviour in
> > wpa_s, but honestly, no idea.
> 
> Thanks, will have a look there.

I would certainly hope that wpa_s uses that path on the new kernel. It
wasn't in 4.9, pretty sure.

johannes
> 





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