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 X-Spam-Level: X-Spam-Status: No, score=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CCD05CA9EA0 for ; Fri, 25 Oct 2019 10:48:45 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 515D421929 for ; Fri, 25 Oct 2019 10:48:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="PtPTVZ8x" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 515D421929 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:58488 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iNx9A-0000SZ-1q for qemu-devel@archiver.kernel.org; Fri, 25 Oct 2019 06:48:44 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:33602) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iNwVa-000814-IR for qemu-devel@nongnu.org; Fri, 25 Oct 2019 06:07:53 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iNwVY-0007cI-6v for qemu-devel@nongnu.org; Fri, 25 Oct 2019 06:07:49 -0400 Received: from us-smtp-2.mimecast.com ([207.211.31.81]:27858 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iNwVY-0007bt-1y for qemu-devel@nongnu.org; Fri, 25 Oct 2019 06:07:48 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1571998067; h=from:from: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=7NY0QQkvgEmagJQV1cgcHincdfGdOv+jNLg3U90IX+Q=; b=PtPTVZ8xKjSExccd2899CrYwQ2U/NSUg4EkHxrtS0a2/Z2pmr7SFKAyHbdrcy80EcDx0EH aUxlPOuGrhWUx6dCma6B82fjjjNGZKJeutCYoTwC89iLhTHcDkCDPPgZ5wf1rWUkE3vIBA VSS0Z5FnRXR50ljpHfb+x2JkO7NBORM= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-115-Y2Rh6EeLN1GfvIrb_I8Mhg-1; Fri, 25 Oct 2019 06:07:41 -0400 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 5BC7A47B; Fri, 25 Oct 2019 10:07:40 +0000 (UTC) Received: from localhost.localdomain (ovpn-117-223.ams2.redhat.com [10.36.117.223]) by smtp.corp.redhat.com (Postfix) with ESMTPS id DEE48100194E; Fri, 25 Oct 2019 10:07:36 +0000 (UTC) Date: Fri, 25 Oct 2019 12:07:35 +0200 From: Kevin Wolf To: Fernando Casas =?iso-8859-1?Q?Sch=F6ssow?= Subject: Re: qemu crashing when attaching an ISO file to a virtio-scsi CD-ROM device through libvirt Message-ID: <20191025100735.GA7275@localhost.localdomain> References: MIME-Version: 1.0 In-Reply-To: User-Agent: Mutt/1.12.1 (2019-06-15) X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-MC-Unique: Y2Rh6EeLN1GfvIrb_I8Mhg-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=WINDOWS-1252 Content-Transfer-Encoding: quoted-printable Content-Disposition: inline X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 207.211.31.81 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: John Snow , QEMU Developers , "qemu-block@nongnu.org" Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Am 23.10.2019 um 19:28 hat Fernando Casas Sch=F6ssow geschrieben: > Hi John, >=20 > Thanks for looking into this. I can quickly repro the problem with > qemu 4.0 binary with debugging symbols enabled as I have it available > already. Doing the same with qemu 4.1 or development head may be too > much hassle but if it's really the only way I can give it try. We had a lot of iothread related fixes in 4.1, so this would really be the only way to tell if it's a bug that still exists. I suspect that it's already fixed (and to be more precise, I assume that commit d0ee0204f fixed it). Kevin