Re: WARNING: CPU: 6 PID: 474 at include/linux/maple_tree.h:712 mmap_region (include/linux/maple_tree.h:556 include/linux/maple_tree.h:731

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On Thu, Nov 09, 2023 at 09:45:26PM -0800, Kees Cook wrote:
> 
> 
> On November 9, 2023 6:03:02 AM PST, Mark Brown <broonie@xxxxxxxxxx> wrote:
> >On Thu, Nov 09, 2023 at 06:57:08PM +0530, Naresh Kamboju wrote:
> >> Following kernel panic noticed while running  selftests: exec: load_address
> >> on Fastmodels (FVP) running Linux next-20231109.
> >> 
> >
> >Copying in Kees and Eric who maintain the exec API.
> 
> I'm traveling tomorrow so I won't be able to investigate this for a couple days. A quick look makes it seem like this is only happening in -next? (This warning was recently added to __mas_set_range?)
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/include/linux/maple_tree.h?id=02eccbc51164b43c5dadc3e5b40922c757075e08
> 
> Adding Liam...

Did this get addressed? I still see the warning checks in
__mas_set_range()...

-Kees

-- 
Kees Cook




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