linux-kernel - Re: [PATCH] init: fix allocated page overlapping with PTR

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Date: Tue, 30 Apr 2024 15:35:58 +0200
From: Joel Granados <j.granados@...sung.com>
To: Alexandre Ghiti <alex@...ti.fr>
CC: Nam Cao <namcao@...utronix.de>, Mike Rapoport <rppt@...nel.org>,
	"Andreas Dilger" <adilger@...ger.ca>, Björn Töpel
	<bjorn@...nel.org>, <linux-riscv@...ts.infradead.org>, Thomas Gleixner
	<tglx@...utronix.de>, Andrew Morton <akpm@...ux-foundation.org>,
	"ndesaulniers @ google . com" <ndesaulniers@...gle.com>, Luis Chamberlain
	<mcgrof@...nel.org>, Ingo Molnar <mingo@...nel.org>, Christophe Leroy
	<christophe.leroy@...roup.eu>, Tejun Heo <tj@...nel.org>, Krister Johansen
	<kjlx@...pleofstupid.com>, Changbin Du <changbin.du@...wei.com>, "Arnd
 Bergmann" <arnd@...db.de>, Geert Uytterhoeven <geert+renesas@...der.be>,
	<linux-kernel@...r.kernel.org>, <stable@...r.kernel.org>
Subject: Re: [PATCH] init: fix allocated page overlapping with PTR_ERR

On Tue, Apr 30, 2024 at 10:37:59AM +0200, Alexandre Ghiti wrote:
...
> > the issue is about overlapping sections during linking (maybe something
> > wrong with riscv linker script?)
> >
> > Also, FWIW, this patch is not going to be in mainline because of a
> > regression.
> >
> > Nonetheless, I will have a look at this later.
> 
> 
> The config shows that it is a XIP kernel that comes with its own 
> limitations (text is limited to 32MB for example), so I'm not surprised 
> to see those overlaps.
> 
> We already discussed the removal of randconfig builds on XIP configs, 
> but IIRC it is not possible.
Have you had them in public? Do you have a link to the discussions.
Maybe there is something there that will tell me what to with this
report.

Best

-- 

Joel Granados

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