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From: Ben Greear <greearb@candelatech.com>
To: Michal Kazior <michal.kazior@tieto.com>,
	Ouri Lipner <lipner@equus-tech.com>
Cc: "ath10k@lists.infradead.org" <ath10k@lists.infradead.org>
Subject: Re: QCA988X firmware crash when sending in monitor mode
Date: Mon, 07 Nov 2016 15:11:20 -0800	[thread overview]
Message-ID: <58210A18.5040604@candelatech.com> (raw)
In-Reply-To: <CA+BoTQm0fE6DAd1wNXnZ_M1r_PbitQETwV+ku8Ue5h6kW67SCw@mail.gmail.com>

On 11/07/2016 03:03 PM, Michal Kazior wrote:
> On 7 November 2016 at 15:22, Ouri Lipner <lipner@equus-tech.com> wrote:
>> Hi all,
>> I’m consistently encountering issues with raw wifi packet injection.
>>
>> Sending a raw packet in monitor mode keeps crashing the firmware.
>> This happens consistently with every firmware that supports raw mode.
>> Currently on kernel 4.9-rc2 but older drivers behave the same.
>> Is this an issues with a missing parameter (e.g. in RadioTap) or a real problem with the firmware?
>
> To the best of my knowledge firmware does not support frame injection
> on monitor vdev. Therefore this is expected. Moreover this limitation
> is mentioned on ath10k wiki:
> https://wireless.wiki.kernel.org/en/users/drivers/ath10k
>
>
>> Any ideas?
>
> You could probably hack up the driver to create and use AP or STA vdev
> alongside monitor vdev to use it's vdev_id for frame injection. I'm
> not aware of anyone trying that out so far though.

I had this sort of half-arsed working at one point, but it was very limitted
and could only send legacy rate frames.

Ouri:  What are your goals for sending raw frames?

Thanks,
Ben


-- 
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc  http://www.candelatech.com


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  reply	other threads:[~2016-11-07 23:22 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-07 22:22 QCA988X firmware crash when sending in monitor mode Ouri Lipner
2016-11-07 23:03 ` Michal Kazior
2016-11-07 23:11   ` Ben Greear [this message]
2016-11-08 20:54   ` Ouri Lipner

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