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From:   Krishna Chaitanya <chaitanya.mgit@gmail.com>
Date:   Sat, 12 Sep 2020 00:56:54 +0530
Message-ID: <CABPxzYLEZ5KU5x3w9rex3SQqj+TwGXFOXnC_QXdEu9NLfcRHMQ@mail.gmail.com>
Subject: Re: Configuring WiFi6 in hostapd
To:     Johannes Berg <johannes@sipsolutions.net>
Cc:     Sugandh Huthanahally Mohan <sugandhgowda@gmail.com>,
        linux-wireless <linux-wireless@vger.kernel.org>,
        Emmanuel Grumbach <emmanuel.grumbach@intel.com>,
        luciano.coelho@intel.com,
        Cedric Izoard <Cedric.Izoard@ceva-dsp.com>,
        "Hostap@lists.infradead.org" <Hostap@lists.infradead.org>
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On Fri, Sep 11, 2020 at 10:41 PM Johannes Berg
<johannes@sipsolutions.net> wrote:
>
> On Fri, 2020-09-11 at 20:37 +0530, Krishna Chaitanya wrote:
>
> > > [  228.315290] iwlwifi 0000:03:00.0: 0x00002078 | ADVANCED_SYSASSERT
> > > [  228.315294] iwlwifi 0000:03:00.0: 0x00A0A200 | trm_hw_status0
> > > [  228.315297] iwlwifi 0000:03:00.0: 0x00000000 | trm_hw_status1
> > > [  228.315300] iwlwifi 0000:03:00.0: 0x004F8E3C | branchlink2
> > > [  228.315303] iwlwifi 0000:03:00.0: 0x004E4FF4 | interruptlink1
> > > [  228.315307] iwlwifi 0000:03:00.0: 0x004E4FF4 | interruptlink2
> > > [  228.315310] iwlwifi 0000:03:00.0: 0x07000101 | data1
> > > [  228.315313] iwlwifi 0000:03:00.0: 0x48308403 | data2
> > > [  228.315316] iwlwifi 0000:03:00.0: 0x00000005 | data3
>
> This means that we got an invalid TX rate, notably an HE rate was
> requested/configured on a MAC configuration that didn't have HE.
>
> I think I saw some patches in this area (configuring the MAC to be HE)
> fly by internally recently, but not sure... Luca probably knows.
Ah okay. This was reported on 5.4 kernel, do you think is it worth
trying on latest iwlwifi-next tree? Or as you are referring to the internal tree
the issue is present in the latest as well?
> johannes
>