From: Dmitry Vyukov <dvyukov@google.com>
To: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Linux-MM <linux-mm@kvack.org>,
Andrew Morton <akpm@linux-foundation.org>,
kasan-dev <kasan-dev@googlegroups.com>,
Fengguang Wu <fengguang.wu@intel.com>,
Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
Kees Cook <keescook@google.com>
Subject: Re: [PATCH] KASAN: prohibit KASAN+STRUCTLEAK combination
Date: Thu, 19 Apr 2018 19:25:25 +0200 [thread overview]
Message-ID: <CACT4Y+atCQR6P1-iNuOmEhtw8KD3fSbxjRguPU43nPOQWYX+mQ@mail.gmail.com> (raw)
In-Reply-To: <d405534b-6d18-715a-85b9-7fc4305d75d3@virtuozzo.com>
On Thu, Apr 19, 2018 at 7:21 PM, Andrey Ryabinin
<aryabinin@virtuozzo.com> wrote:
>
>
> On 04/19/2018 12:48 PM, Dmitry Vyukov wrote:
>
>> --- a/arch/Kconfig
>> +++ b/arch/Kconfig
>> @@ -464,6 +464,10 @@ config GCC_PLUGIN_LATENT_ENTROPY
>> config GCC_PLUGIN_STRUCTLEAK
>> bool "Force initialization of variables containing userspace addresses"
>> depends on GCC_PLUGINS
>> + # Currently STRUCTLEAK inserts initialization out of live scope of
>> + # variables from KASAN point of view. This leads to KASAN false
>> + # positive reports. Prohibit this combination for now.
>> + depends on !KASAN
> KASAN_EXTRA
Remailed, thanks.
prev parent reply other threads:[~2018-04-19 17:25 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-19 9:48 Dmitry Vyukov
2018-04-19 17:21 ` Andrey Ryabinin
2018-04-19 17:25 ` Dmitry Vyukov [this message]
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