Received: by 2002:a25:ab43:0:0:0:0:0 with SMTP id u61csp3547092ybi; Mon, 27 May 2019 01:47:10 -0700 (PDT) X-Google-Smtp-Source: APXvYqw5rZU5SewyrB0XG2H3ILa2HUZCr1qiOgLZhZ9xJmon2YNjTDfdFKWbYUEIw4jTlJXXRwck X-Received: by 2002:a62:ee05:: with SMTP id e5mr131894048pfi.117.1558946830083; Mon, 27 May 2019 01:47:10 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1558946830; cv=none; d=google.com; s=arc-20160816; b=MYmReH3k67ypOwFLZpTfVM7i8n1q9OIYpBf1f+NulqrltLdBq1NQrCvgp7ZPGxFACl OGec/BHgsEkMLcMlXd7ZLZSHRV9ynb+/ieCnkQ2iBb/9cIrUQp80IgLgIs4XAgmRffKw tbl7l5LrxNjV07t+tb9854vJT7+Oxya18JkIjBvV6b/PoyKEOQH4oLi4qIf0QRIEU5B7 TQYcfUx4bT6mHUziS/2uedWmnZ4m+S7CDktyiiRPOUEKYdu/Fugin3Mt5YzeK5QD8cKm Sbii70Eb9sv14jymT14phR1YUGkuLdyN2Y0QcDNcfsMD2QsuQiEKTDV9ZnR4FQK0ZK/9 XJuQ== 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-transfer-encoding:content-disposition:mime-version :references:message-id:subject:cc:to:from:date; bh=Qj8SFmx8GONDCS7ooBOjcAkz7fjhQJ1KGBzJXNNwglw=; b=tHr/5eOKczdqtSyMOhq88q0Cgllb5pE3sLZvP9RlcGcWKcQvTaMxg/VPP+94EnM3bs Z3BF7HAYMqpROS6+gsmK9XA6UWLvkx00E6qqKoHcOQDoaPPZlh7DGXeBl9gnWqxmxSgp zsHqr6u3gd5LCmXO6QYxbCrlek2V1CLeOV+aY+MhMPIRvdfWW0PFaPLGkKI4wAgVxEKB CK6sL1Ff0e/eyG5Qt4pAZUeq/HKd6XYoPB63Ucx8uIWMdJD0VUQCG15V2HmzBjZDkR6q MbiEyxRHtfapiKaoJk+3iYQCAz/HNKUiEXwJzpolOT75cxU2InvgLI0bKZ9EJvA9l53t 5/qg== ARC-Authentication-Results: i=1; mx.google.com; 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 b17si18084343pfi.32.2019.05.27.01.46.54; Mon, 27 May 2019 01:47:10 -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; 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 S1726628AbfE0Iov (ORCPT + 99 others); Mon, 27 May 2019 04:44:51 -0400 Received: from torres.zugschlus.de ([85.214.131.164]:36766 "EHLO torres.zugschlus.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725908AbfE0Iov (ORCPT ); Mon, 27 May 2019 04:44:51 -0400 Received: from mh by torres.zugschlus.de with local (Exim 4.92) (envelope-from ) id 1hVBFR-0002yM-Ee; Mon, 27 May 2019 10:44:49 +0200 Date: Mon, 27 May 2019 10:44:49 +0200 From: Marc Haber To: Radim =?utf-8?B?S3LEjW3DocWZ?= Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: Linux in KVM guest segfaults when hosts runs Linux 5.1 Message-ID: <20190527084449.GC3249@torres.zugschlus.de> References: <20190512115302.GM3835@torres.zugschlus.de> <20190513141034.GA13337@flask> <20190514065128.GU3835@torres.zugschlus.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20190514065128.GU3835@torres.zugschlus.de> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, May 14, 2019 at 08:51:28AM +0200, Marc Haber wrote: > On Mon, May 13, 2019 at 04:10:35PM +0200, Radim Krčmář wrote: > > 2019-05-12 13:53+0200, Marc Haber: > > > since updating my home desktop machine to kernel 5.1.1, KVM guests > > > started on that machine segfault after booting: > > [...] > > > Any idea short of bisecting? > > > > It has also been spotted by Borislav and the fix [1] should land in the > > next kernel update, thanks for the report. > > 1: https://patchwork.kernel.org/patch/10936271/ > > I can confirm that this patch fixes the segfaults for me. And it is not yet in Linux 5.1.5. Greetings Marc -- ----------------------------------------------------------------------------- Marc Haber | "I don't trust Computers. They | Mailadresse im Header Leimen, Germany | lose things." Winona Ryder | Fon: *49 6224 1600402 Nordisch by Nature | How to make an American Quilt | Fax: *49 6224 1600421