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From: linus.walleij@linaro.org (Linus Walleij)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 5/5] arm64: add KASan support
Date: Tue, 26 May 2015 22:28:00 +0200	[thread overview]
Message-ID: <CACRpkdZsVqCy4pqVyu0_5+6m8dKdoa=60DU8fo59WZ6ZyQXRPA@mail.gmail.com> (raw)
In-Reply-To: <55648193.3030003@samsung.com>

On Tue, May 26, 2015 at 4:22 PM, Andrey Ryabinin <a.ryabinin@samsung.com> wrote:
> On 05/26/2015 05:12 PM, Andrey Ryabinin wrote:
>> On 05/26/2015 04:35 PM, Linus Walleij wrote:
>>> I wonder were the problem lies, any hints where to start looking
>>> to fix this?
>>>
>>
>> I suspect that your compiler lack -fsantize=kernel-address support.
>> It seems that GCC 4.9.2 doesn't supports -fsanitize=address/kernel-address on aarch64.
>>
>
> In that case you should get something like this, during kernel build:
>         scripts/Makefile.kasan:17: Cannot use CONFIG_KASAN: -fsanitize=kernel-address is not supported by compiler

Aha yep that's it when I look closer...

I'm going back and rebuilding my compiler. May as well do a trunk
5.0 build and try to get KASAN_INLINE working while I'm at it.

Yours,
Linus Walleij

  reply	other threads:[~2015-05-26 20:28 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-15 13:58 [PATCH v2 0/5] KASan for arm64 Andrey Ryabinin
2015-05-15 13:59 ` [PATCH v2 1/5] kasan, x86: move KASAN_SHADOW_OFFSET to the arch Kconfig Andrey Ryabinin
2015-05-16 11:27   ` Paul Bolle
2015-05-18  7:43     ` Andrey Ryabinin
2015-05-18  8:34       ` Paul Bolle
2015-05-15 13:59 ` [PATCH v2 2/5] x86: kasan: fix types in kasan page tables declarations Andrey Ryabinin
2015-05-15 13:59 ` [PATCH v2 3/5] x86: kasan: generalize populate_zero_shadow() code Andrey Ryabinin
2015-05-15 13:59 ` [PATCH v2 4/5] kasan, x86: move populate_zero_shadow() out of arch directory Andrey Ryabinin
2015-05-15 13:59 ` [PATCH v2 5/5] arm64: add KASan support Andrey Ryabinin
2015-05-26 13:35   ` Linus Walleij
2015-05-26 14:12     ` Andrey Ryabinin
2015-05-26 14:22       ` Andrey Ryabinin
2015-05-26 20:28         ` Linus Walleij [this message]
2015-05-27 12:40   ` Linus Walleij
2015-06-11 13:39   ` Linus Walleij
2015-06-12 18:14     ` Andrey Ryabinin
2015-06-13 15:25       ` Linus Walleij
2015-06-17 21:32         ` Andrey Ryabinin
2015-07-21 10:36           ` Linus Walleij
2015-07-21 14:27             ` Andrey Ryabinin
2015-07-21 21:27               ` Linus Walleij
2015-07-22 17:54                 ` Andrey Ryabinin
2015-08-19 12:14                   ` Linus Walleij
2015-08-19 14:51                     ` Andrey Ryabinin
2015-08-24 13:02                       ` Linus Walleij
2015-08-24 13:15                 ` Russell King - ARM Linux
2015-08-24 13:45                   ` Linus Walleij
2015-08-24 14:15                     ` Andrey Ryabinin
2015-08-24 15:44                       ` Vladimir Murzin
2015-08-24 16:00                         ` Andrey Ryabinin
2015-08-24 16:16                           ` Vladimir Murzin
2015-08-24 16:18                             ` Andrey Ryabinin
2015-08-24 17:47                       ` Russell King - ARM Linux
2015-08-25  9:15                         ` Will Deacon
2015-07-08 15:48   ` Catalin Marinas
2015-07-10 17:11     ` Andrey Ryabinin
2015-07-14 15:04       ` Catalin Marinas
2015-07-15  8:55         ` Andrey Ryabinin
2015-07-15 16:37           ` Catalin Marinas
2015-07-16 15:30             ` Andrey Ryabinin
2015-07-16 16:03               ` Catalin Marinas
2015-07-17 13:13                 ` Andrey Ryabinin

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