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From:   Luiz Augusto von Dentz <luiz.dentz@gmail.com>
Date:   Wed, 8 Feb 2023 15:43:13 -0800
Message-ID: <CABBYNZ+iz-NihAPaDCSW2TLodoH3ThDWhZdTPvQtbyx_jnMyhg@mail.gmail.com>
Subject: Re: hci0: Malformed MSFT vendor event: 0x02
To:     Arda Demir <ddmirarda@gmail.com>
Cc:     Johannes Berg <johannes@sipsolutions.net>,
        linux-bluetooth@vger.kernel.org
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Hi Arda,

On Wed, Feb 8, 2023 at 2:00 AM Arda Demir <ddmirarda@gmail.com> wrote:
>
> I don't think the device is broken since bluetooth + wi-fi is fully
> functional and i also read on arch linux forum people get the same
> message on tty with the same hardware. (AX200)
>
> https://bbs.archlinux.org/viewtopic.php?id=276815

I suspect it is some vendor event other than MSFT that we are trying
to parse as MSFT, this normally can be ignored silently when not
understood, but I will check internally what we can do about it.

> On Wed, Feb 8, 2023 at 12:29 PM Johannes Berg <johannes@sipsolutions.net> wrote:
> >
> > On Wed, 2023-02-08 at 12:21 +0300, Arda Demir wrote:
> > > Hello,
> > >
> > > First of all, my bluetooth adapter is;
> > > 04:00.0 Network controller: Intel Corporation Wi-Fi 6 AX200 (rev 1a)
> >
> > You've reached the Wi-Fi team here though - adding the BT list.
> >
> > > I see the following message everytime when i boot the pc on tty.
> > >
> > > "Bluetooth: hci0: Malformed MSFT vendor event: 0x02"
> > >
> > > But bluetooth works well. If it is not critical it shouldn't print on
> > > tty, right?
> >
> > That's generic from net/bluetooth/hci_event.c, not related to the device
> > (apart from the fact that the device might be broken if it's sending
> > this?)
> >
> > johannes
> >


-- 
Luiz Augusto von Dentz