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[108.223.40.66]) by smtp.gmail.com with ESMTPSA id y85-v6sm10879597pfa.170.2018.08.30.05.20.23 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 30 Aug 2018 05:20:24 -0700 (PDT) Subject: Re: efi boot failures due to PTI with 32 bit builds and Intel CPUs To: Joerg Roedel Cc: linux-kernel@vger.kernel.org, Thomas Gleixner , Michal Hocko , Andi Kleen , Linus Torvalds , x86@kernel.org, Dave Hansen , Pavel Machek References: <20180829201659.GA29801@roeck-us.net> <20180830071951.dv6wgnn6ikfhh7yt@suse.de> <20180830113059.qj6yvw4ggktc7yex@suse.de> From: Guenter Roeck Message-ID: <915dca84-c98a-fc63-3210-b21dd926b3d4@roeck-us.net> Date: Thu, 30 Aug 2018 05:20:22 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <20180830113059.qj6yvw4ggktc7yex@suse.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 08/30/2018 04:30 AM, Joerg Roedel wrote: > On Thu, Aug 30, 2018 at 03:11:26AM -0700, Guenter Roeck wrote: >> OVMF image: >> >> https://github.com/groeck/linux-build-test/blob/master/rootfs/firmware/OVMF-pure-efi-32.fd > > Thanks, with this image I can reproduce the issue. Investigating now... > Excellent. In case it matters: I can use the same 32-bit efi image to boot a 64-bit kernel without problems. Guenter