linux-hardening - Re: [PATCH v5 00/15] pinctrl: introduce the concept of a GPIO pin function category

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Message-ID: <CAMRc=MdgorsPpkkRF9amVhqPgzb5QBwFY87K-fZ04gONAkGCTQ@mail.gmail.com>
Date: Thu, 28 Aug 2025 17:05:55 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Mark Brown <broonie@...nel.org>
Cc: Linus Walleij <linus.walleij@...aro.org>, Andy Shevchenko <andy.shevchenko@...il.com>, 
	Bjorn Andersson <andersson@...nel.org>, Konrad Dybcio <konradybcio@...nel.org>, 
	Alexey Klimov <alexey.klimov@...aro.org>, Lorenzo Bianconi <lorenzo@...nel.org>, 
	Sean Wang <sean.wang@...nel.org>, Matthias Brugger <matthias.bgg@...il.com>, 
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, 
	Paul Cercueil <paul@...pouillou.net>, Kees Cook <kees@...nel.org>, 
	Andy Shevchenko <andy@...nel.org>, Andrew Morton <akpm@...ux-foundation.org>, 
	David Hildenbrand <david@...hat.com>, Lorenzo Stoakes <lorenzo.stoakes@...cle.com>, 
	"Liam R. Howlett" <Liam.Howlett@...cle.com>, Vlastimil Babka <vbabka@...e.cz>, 
	Mike Rapoport <rppt@...nel.org>, Suren Baghdasaryan <surenb@...gle.com>, Michal Hocko <mhocko@...e.com>, 
	Dong Aisheng <aisheng.dong@....com>, Fabio Estevam <festevam@...il.com>, 
	Shawn Guo <shawnguo@...nel.org>, Jacky Bai <ping.bai@....com>, 
	Pengutronix Kernel Team <kernel@...gutronix.de>, NXP S32 Linux Team <s32@....com>, 
	Sascha Hauer <s.hauer@...gutronix.de>, Tony Lindgren <tony@...mide.com>, 
	Haojian Zhuang <haojian.zhuang@...aro.org>, Geert Uytterhoeven <geert+renesas@...der.be>, 
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>, "Rafael J. Wysocki" <rafael@...nel.org>, 
	Danilo Krummrich <dakr@...nel.org>, linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-arm-msm@...r.kernel.org, linux-mediatek@...ts.infradead.org, 
	linux-arm-kernel@...ts.infradead.org, linux-mips@...r.kernel.org, 
	linux-hardening@...r.kernel.org, linux-mm@...ck.org, imx@...ts.linux.dev, 
	linux-omap@...r.kernel.org, linux-renesas-soc@...r.kernel.org, 
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>, Chen-Yu Tsai <wenst@...omium.org>, 
	Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Subject: Re: [PATCH v5 00/15] pinctrl: introduce the concept of a GPIO pin
 function category

On Thu, Aug 28, 2025 at 3:58 PM Mark Brown <broonie@...nel.org> wrote:
>
> On Thu, Aug 28, 2025 at 03:36:43PM +0200, Bartosz Golaszewski wrote:
> > On Thu, Aug 28, 2025 at 10:51 AM Mark Brown <broonie@...nel.org> wrote:
>
> > > It's failing prior to putting any output on the console.  I was also
> > > seeing an issue on i.MX6 so it might be all i.MX boards, same issue:
>
> > >    https://lava.sirena.org.uk/scheduler/job/1697667
>
> > > so it's possibly all the i.MX platforms failing.
>
> > Not even with earlycon? That's weird. There are no smatch warnings on
> > this patch and I can't see anything obviously wrong upon visual
> > inspection. I fixed all other issues but this one I can't test. :(
>
> This looks like it has something:
>
>    https://lava.sirena.org.uk/scheduler/job/1747304

Ah, now I see it, I confused two radix trees used in pinctrl with this
change. Cooking up a fix.

Thanks!
Bart