From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from eggs.gnu.org ([2001:4830:134:3::10]:39680)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <lersek@redhat.com>) id 1dzlun-0008VA-35
	for qemu-devel@nongnu.org; Wed, 04 Oct 2017 11:48:54 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <lersek@redhat.com>) id 1dzlui-0002hM-B9
	for qemu-devel@nongnu.org; Wed, 04 Oct 2017 11:48:53 -0400
Received: from mx1.redhat.com ([209.132.183.28]:52490)
	by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32)
	(Exim 4.71) (envelope-from <lersek@redhat.com>) id 1dzlui-0002fU-49
	for qemu-devel@nongnu.org; Wed, 04 Oct 2017 11:48:48 -0400
References: <1505913885.24609.8.camel@redhat.com>
	<2b739056-081b-593a-6344-50b60d04872b@redhat.com>
	<1505917879.24609.11.camel@redhat.com>
	<394d5515-c9a0-578d-1daf-8af1328f0b4b@redhat.com>
	<3f8964dc-3fd4-1f0d-c6c6-46afe78a085d@redhat.com>
From: Laszlo Ersek <lersek@redhat.com>
Message-ID: <54b31df5-8eff-2312-346e-3fd9a78cab8e@redhat.com>
Date: Wed, 4 Oct 2017 17:48:31 +0200
MIME-Version: 1.0
In-Reply-To: <3f8964dc-3fd4-1f0d-c6c6-46afe78a085d@redhat.com>
Content-Type: text/plain; charset=windows-1252
Content-Language: en-US
Content-Transfer-Encoding: 7bit
Subject: Re: [Qemu-devel] kvm_set_phys_mem: assertion failed
List-Id: <qemu-devel.nongnu.org>
List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>
List-Archive: <http://lists.nongnu.org/archive/html/qemu-devel/>
List-Post: <mailto:qemu-devel@nongnu.org>
List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help>
List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=subscribe>
To: Auger Eric <eric.auger@redhat.com>, David Hildenbrand <david@redhat.com>, Gerd Hoffmann <kraxel@redhat.com>, "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Cc: pbonzini@redhat.com, Joe Clifford <joeclifford@gmail.com>

Hi,

On 09/21/17 16:28, Auger Eric wrote:
> Hi David,
> On 20/09/2017 16:34, David Hildenbrand wrote:
>> On 20.09.2017 16:31, Gerd Hoffmann wrote:
>>>   Hi,
>>>
>>>> Dropping from os section:
>>>>
>>>> <loader readonly="yes"
>>>> type="pflash">/usr/share/edk2.git/ovmf-x64/OVMF_CODE-pure-
>>>> efi.fd</loader>
>>>> <nvram
>>>> template="/usr/share/edk2.git/ovmf-x64/OVMF_VARS-pure-
>>>> efi.fd">/var/lib/libvirt/qemu/nvram/fedora-org-drm-qxl-
>>>> base_VARS.fd</nvram>
>>>
>>> Bad idea I guess.
>>>
>>>> 1) Does the assert trigger right at startup? Or how is it triggered?
>>>
>>> Yes, right at startup, before OVMF is done initializing.
>>> So probably something in OVMF triggers it.
>>
>> I'll try to include ovmf to reproduce it.
>>
>>>
>>>> 2) Does your setup work when dopping the assertion?
>>>
>>> Can try tomorrow.
> I encounter the problem on ARM too. My setup works when dropping the
> assertion.
> 
> Thanks
> 
> Eric
>>
>> I think that assertion might not be stable, because properties (romd
>> mode) might not be stable and can change. So if it works without the
>> assert, dropping it is the right thing to do.

There seems to be a new issue report on LaunchPad about the same
(f357f564be0b) commit, stating that the removal of the assertion does
not help:

https://bugs.launchpad.net/qemu/+bug/1721221

(Just trying to connect the dots here; I have no comments on the commit
otherwise. CC'ing Joe who has filed the LP report.)

Thanks
Laszlo