Received: by 2002:a25:ad19:0:0:0:0:0 with SMTP id y25csp3556980ybi; Mon, 29 Jul 2019 08:32:51 -0700 (PDT) X-Google-Smtp-Source: APXvYqwiSUG7NQLUbNweL+GLDM+xe+GG7JGJrIissJ7ffyHHTx+ws8uqAXBqO5D0ZHLdQKdFm5Zh X-Received: by 2002:a65:640a:: with SMTP id a10mr103351499pgv.338.1564414370819; Mon, 29 Jul 2019 08:32:50 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1564414370; cv=none; d=google.com; s=arc-20160816; b=1KZ0MMDNK0ol93dWTL0vcjBQWxh9YDhPuW43W1/S/dOqABAfzjmkkHnqq5KPQTw9pQ M/XLTJL6Y8M03ka8cJPO4Ys/dS4UmKWr8ucKiLcQ/HKgcVQdJKQXViI/rGqcThCFU67T kSQ+wyR+eqjLvGW2OzMKkdGnIw63r1qjBFiOYSHHSjB5D1z0MVAUOL4gAi5eSAqk0KX1 n29xJ/RoHUzE5CBta6XsJIeV5fO8D0zOx5WqMMmR7rU6FmEl+R7Fd4GP60RAti+Zr/KE 6+7MK0qbnPNKjc7qXvnim8S7YeKHnev/2wTiqhrNAsfvn/PpUWPLbaFAiUDearA22tbW aOww== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:dkim-signature; bh=dFn+AXsIVb29UhqntjTUFOc+1Pn8l49yWbw+9sj5gbQ=; b=kUqaAXvEnwDWqCQKuVWytTi+SdJ3YR93VByrFJlabtZmJk8jRBbTcO3+m+fnS3YK5C 78EtG71K/UpyAKwvYGC0Tnbp0lhPpG3PbKULHjow8E7xxjMumsjncg00qvlNx4fZ0NbP 5InoH2DpR/rjZamzHa5dKfyktJtcJ+5KjaBBVvnBWdBky88IqSsPpgfyN/6rOhpTgIFu m02qAg0K2vyObqcupf4COhbtYrRhGyp7MFEwp85hF/Muc13efyLjly1EpV7X+9KorcI9 ls7gNlhYE0HPugpLlcJYB7rHlLmpxpEPA2v5Hulu51MfoaMhprdnM/yPiW7omlebgKli f+Fw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=iqw05uUS; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id 67si29068557plf.400.2019.07.29.08.32.35; Mon, 29 Jul 2019 08:32:50 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=iqw05uUS; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388001AbfG2Pbp (ORCPT + 99 others); Mon, 29 Jul 2019 11:31:45 -0400 Received: from mail.kernel.org ([198.145.29.99]:42094 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387897AbfG2Pbp (ORCPT ); Mon, 29 Jul 2019 11:31:45 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id D98862070D; Mon, 29 Jul 2019 15:31:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1564414304; bh=rQhzlH0PIiskH8UUvq8XfFi4T6uw9eNwW5Hvq52YJwQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=iqw05uUSPI8ca7MSPGeT1sJEJNVkIktr5FFNfd01hLwpF5rRppjl8e4dJ94npVVbX qhqV+PY0jIGrnJphHFfQ3XotAkOsokxZF/vKmj5Wfp2JW+oqLlif9ICF0wnII8XzGm Plp+HLxii3AuxrhHya5BdnBkLmQjP1Hkw+MZBKUs= Date: Mon, 29 Jul 2019 17:31:41 +0200 From: Greg Kroah-Hartman To: Paolo Bonzini Cc: Jack Wang , Sasha Levin , Vitaly Kuznetsov , stable@vger.kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Radim =?utf-8?B?S3LEjW3DocWZ?= Subject: Re: [PATCH stable-4.19 1/2] KVM: nVMX: do not use dangling shadow VMCS after guest reset Message-ID: <20190729153141.GA9692@kroah.com> References: <20190725104645.30642-1-vkuznets@redhat.com> <20190725104645.30642-2-vkuznets@redhat.com> <2ea5d588-8573-6653-b848-0b06d1f98310@redhat.com> <471a1023-4f0a-5727-e7b2-48701f75188f@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <471a1023-4f0a-5727-e7b2-48701f75188f@redhat.com> User-Agent: Mutt/1.12.1 (2019-06-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jul 29, 2019 at 11:30:19AM +0200, Paolo Bonzini wrote: > On 29/07/19 11:29, Jack Wang wrote: > > Thanks Paolo for confirmation. I'm asking because we had one incident > > in our production with 4.14.129 kernel, > > System is Skylake Gold cpu, first kvm errors, host hung afterwards > > > > kernel: [1186161.091160] kvm: vmptrld (null)/6bfc00000000 failed > > kernel: [1186161.091537] kvm: vmclear fail: (null)/6bfc00000000 > > kernel: [1186186.490300] watchdog: BUG: soft lockup - CPU#54 stuck for > > 23s! [qemu:16639] > > > > Hi Sasha, hi Greg, > > > > Would be great if you can pick this patch also to 4.14 kernel. > > Acked-by: Paolo Bonzini Ok, now queued up, thanks. greg k-h