From: "Jérôme Pouiller" <jerome.pouiller@silabs.com>
To: linux-wireless@vger.kernel.org, netdev@vger.kernel.org,
"Paweł Lenkow" <pawel.lenkow@camlingroup.com>,
"Lech Perczak" <lech.perczak@camlingroup.com>
Cc: "Kalle Valo" <kvalo@kernel.org>,
"Krzysztof Drobiński" <krzysztof.drobinski@camlingroup.com>,
"Kirill Yatsenko" <kirill.yatsenko@camlingroup.com>
Subject: Re: wfx: Memory corruption during high traffic with WFM200 on i.MX6Q platform
Date: Thu, 15 Sep 2022 12:19:43 +0200 [thread overview]
Message-ID: <2646104.mvXUDI8C0e@pc-42> (raw)
In-Reply-To: <8bea4eed-5b71-9fd4-c705-926bdad0ee47@camlingroup.com>
On Thursday 15 September 2022 11:56:24 CEST Lech Perczak wrote:
> Hi Jérôme,
>
> Just a quick note, so you don't have to redo our work - Paweł found the root cause,
> patch is coming very shortly.
>
> TL;DR is that hw->max_rates in wfx_init_common was set to 8 initially,
> which is over the maximum of 4 specified by mac80211,
> causing out-of-bounds writes all over the place.
Wow, thank you. I was about to jump deep in your traces. You saved my
day.
--
Jérôme Pouiller
prev parent reply other threads:[~2022-09-15 10:19 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-12 15:16 wfx: Memory corruption during high traffic with WFM200 on i.MX6Q platform Lech Perczak
2022-09-12 16:15 ` Jérôme Pouiller
2022-09-12 16:46 ` Lech Perczak
2022-09-15 9:56 ` Lech Perczak
2022-09-15 10:19 ` Jérôme Pouiller [this message]
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