linux-kernel - Re: 4.17.x won't boot due to "x86/boot/compressed/64: Handle 5-level paging boot if kernel is above 4G"

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Date:   Mon, 2 Jul 2018 15:01:28 -0400
From:   Benjamin Gilbert <bgilbert@...hat.com>
To:     "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
Cc:     linux-x86_64@...r.kernel.org, linux-kernel@...r.kernel.org,
        Ingo Molnar <mingo@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        "H. Peter Anvin" <hpa@...or.com>, x86@...nel.org
Subject: Re: 4.17.x won't boot due to "x86/boot/compressed/64: Handle 5-level
 paging boot if kernel is above 4G"

On Mon, Jul 02, 2018 at 12:34:50PM +0300, Kirill A. Shutemov wrote:
> Could you check if you can trigger the issue with my changes to config and
> the way I run KVM?

Yes, the issue still triggers in that case.  I've also verified that the
kernel boots normally with your qemu command if the commit is reverted.

--Benjamin Gilbert