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Date:   Thu, 26 Jan 2023 15:20:24 -0800
From:   Andrew Morton <akpm@linux-foundation.org>
To:     Christophe Leroy <christophe.leroy@csgroup.eu>
Cc:     Andrey Ryabinin <ryabinin.a.a@gmail.com>,
        Alexander Potapenko <glider@google.com>,
        Andrey Konovalov <andreyknvl@gmail.com>,
        Dmitry Vyukov <dvyukov@google.com>,
        Vincenzo Frascino <vincenzo.frascino@arm.com>,
        linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
        linux-mm@kvack.org, kasan-dev@googlegroups.com,
        Nathan Lynch <nathanl@linux.ibm.com>,
        Michael Ellerman <mpe@ellerman.id.au>
Subject: Re: [PATCH] kasan: Fix Oops due to missing calls to
 kasan_arch_is_ready()
Message-Id: <20230126152024.bfdd25de2ff5107fa7c02986@linux-foundation.org>
In-Reply-To: <150768c55722311699fdcf8f5379e8256749f47d.1674716617.git.christophe.leroy@csgroup.eu>
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On Thu, 26 Jan 2023 08:04:47 +0100 Christophe Leroy <christophe.leroy@csgroup.eu> wrote:

> On powerpc64, you can build a kernel with KASAN as soon as you build it
> with RADIX MMU support. However if the CPU doesn't have RADIX MMU,
> KASAN isn't enabled at init and the following Oops is encountered.

Should we backport to -stable?  If so, can we identify a suitable Fixes: target?

Thanks.