Re: wifi: iwlwifi: SAE fails when AP sends confirm before STA

[Jan Hendrik Farr <kernel@jfarr.cc>]

On 13 16:19:08, Jan Hendrik Farr wrote:
> On 13 09:03:54, Denis Kenzior wrote:
> > Hi Jan,
> > 
> > >
> > > There is a an SAE confirm sent by the AP. It's frame 170 in
> > > capture2.pcapng. It's also retried a number of times after that.
> > > 
> > 
> > What I also find interesting is that the kernel on the client side reports
> > sending the Authenticate-Confirm 3 times (according to dmesg and
> > trace2.dat), but only a single Confirm from the client is seen in the air
> > trace.  I'm guessing the retransmissions (attempt 2 & 3) are lost somehow?.
> 
> Yes this is weird. On my first capture I did see those additional
> confirm frames from the client (frame 4007 and 4052 in capture.pcapng).

Correction frame 879 and 940.

Those other frame number were from another capture I didn't send.

> So maybe the capture device missed them in the second capture? Although
> the RSSIs look good in the 2nd capture.
> 
> > 
> > [64414.164169] wlan0: send auth to 96:2a:6f:b6:d7:9f (try 2/3)
> > [64415.063575] iwlwifi 0000:00:14.3: Not associated and the session
> > protection is over already...
> > [64415.063668] wlan0: Connection to AP 96:2a:6f:b6:d7:9f lost
> > [64416.215729] wlan0: send auth to 96:2a:6f:b6:d7:9f (try 3/3)
> > 
> > Regards,
> > -Denis