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Date: Thu, 22 Jun 2017 09:22:20 +0200
From: Ingo Molnar <mingo@kernel.org>
To: Dan Williams <dan.j.williams@intel.com>,
        stable kernel team <stable@vger.kernel.org>
Cc: Dave Young <dyoung@redhat.com>, Peter Zijlstra <peterz@infradead.org>,
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        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
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        "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
        Dave Hansen <dave.hansen@linux.intel.com>,
        Thomas Garnier <thgarnie@google.com>, Baoquan He <bhe@redhat.com>,
        dvlasenk@redhat.com, Borislav Petkov <bp@alien8.de>, brgerst@gmail.com,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Kees Cook <keescook@chromium.org>, stable@vger.kernel.org,
        linux-tip-commits@vger.kernel.org
Subject: Re: [tip:x86/urgent] x86/mm: Fix boot crash caused by incorrect loop
 count calculation in sync_global_pgds()
Message-ID: <20170622072220.p6ddjnwc6z7yj3xf@gmail.com>
References: <1493864747-8506-1-git-send-email-bhe@redhat.com>
 <tip-fc5f9d5f151c9fff21d3d1d2907b888a5aec3ff7@git.kernel.org>
 <CAA9_cmcNWJvnbd5aD3U8jnn=vQqtJJpiBSpZOct2TpAOEaZAXg@mail.gmail.com>
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* Dan Williams <dan.j.williams@intel.com> wrote:

> [ adding -stable ]
> 
> The patch below is upstream as commit fc5f9d5f151c "x86/mm: Fix boot
> crash caused by incorrect loop count calculation in
> sync_global_pgds()". The referenced bug potentially affects all kaslr
> enabled kernels with > 512GB of memory. Please apply this patch to all
> current -stable kernels.

Yeah, that looks like a fix worth having in -stable.

Thanks,

	Ingo