From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 568B2E77188 for ; Wed, 8 Jan 2025 14:59:37 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tVXWM-0008Mk-Hq; Wed, 08 Jan 2025 09:58:58 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tVXWK-0008MU-Mi for qemu-devel@nongnu.org; Wed, 08 Jan 2025 09:58:56 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tVXWI-00050n-N0 for qemu-devel@nongnu.org; Wed, 08 Jan 2025 09:58:56 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1736348332; h=from:from:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=CtCnnHyptjn6gzvNmGYFSlO9m5Im8cWKxGyQCFiFilE=; b=CJ6E4FJQWo3XMWUuBj2azDjHQxWci7/aKQHORUpiW3xzerYHx5elElQ64rNtdI7+vnw7WI QdkusB7hV5hgzYevR9CKzgmLpuoS2maYu3+F5sO000uwPLUAzzM2UkG/Q79RWbrtqhP//O IveSQ/axAE7Bh6b6wiupabBgisZcpBY= Received: from mx-prod-mc-02.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-98-ObdOM636PiOmkU6JhhPxAQ-1; Wed, 08 Jan 2025 09:58:51 -0500 X-MC-Unique: ObdOM636PiOmkU6JhhPxAQ-1 X-Mimecast-MFC-AGG-ID: ObdOM636PiOmkU6JhhPxAQ Received: from mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.40]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id C5D021956054; Wed, 8 Jan 2025 14:58:49 +0000 (UTC) Received: from redhat.com (unknown [10.42.28.103]) by mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id AA97D1956054; Wed, 8 Jan 2025 14:58:48 +0000 (UTC) Date: Wed, 8 Jan 2025 14:58:45 +0000 From: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= To: Adam Cc: qemu-devel@nongnu.org Subject: Re: 86_64 host is not supported by hypervisor - 2024 Message-ID: References: <3fd90b0c-ff50-4dc7-921d-bdecb82c7777@rttst.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <3fd90b0c-ff50-4dc7-921d-bdecb82c7777@rttst.com> User-Agent: Mutt/2.2.13 (2024-03-09) X-Scanned-By: MIMEDefang 3.0 on 10.30.177.40 Received-SPF: pass client-ip=170.10.133.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -24 X-Spam_score: -2.5 X-Spam_bar: -- X-Spam_report: (-2.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.432, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Wed, Jan 08, 2025 at 08:51:52AM -0600, Adam wrote: > TWIMC: > > Had an issue with VM networking that turned out to be the host. In the > process of troubleshooting, I > >     sudo apt reinstall libvirt   (and other QEMU/KVM virtualization > dependencies) > > Now I am getting this particular error when trying to use the > host-passthrough for the CPU. > > "error: unsupported configuration: CPU mode 'host-passthrough' for x86_64 > qemu domain on x86_64 host is not supported by hypervisor" > > This was working previously.  I found that two other domains are responding > the same. > > The configuration in xml file is: > >     You've omitted the part of the config that shows whether the guest is configured for 'tcg' or 'kvm'. Given your error message my guess is that you've got a 'tcg' based guest, for which '-cpu host' is not available. With regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|