From mboxrd@z Thu Jan 1 00:00:00 1970 From: Olaf Hering Subject: Re: Regression in xen-unstable due to commit 3802ecbaa9eb36 Date: Thu, 16 May 2019 10:50:51 +0200 Message-ID: <20190516105051.0249d370.ohering@suse.com> References: <1ae5e201-04d0-2f78-878f-2e3a3e213b62@suse.com> <20190516104046.0f0be4d7.ohering@suse.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============4494955338561473006==" Return-path: Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hRC6L-0004S8-FN for xen-devel@lists.xenproject.org; Thu, 16 May 2019 08:50:57 +0000 Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 10ECEAEE6 for ; Thu, 16 May 2019 08:50:55 +0000 (UTC) In-Reply-To: <20190516104046.0f0be4d7.ohering@suse.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Juergen Gross Cc: xen-devel List-Id: xen-devel@lists.xenproject.org --===============4494955338561473006== Content-Type: multipart/signed; micalg=pgp-sha1; boundary="Sig_/0bjM.nIzm9x=JCg_D2GuRYh"; protocol="application/pgp-signature" --Sig_/0bjM.nIzm9x=JCg_D2GuRYh Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Am Thu, 16 May 2019 10:40:46 +0200 schrieb Olaf Hering : > Am Thu, 16 May 2019 10:09:38 +0200 > schrieb Juergen Gross : > > assert(b_info->device_model_version); =20 > Is the codepath perhaps coming from libxl_domain_need_memory? If I read create_domain() correctly, freemem will be called with an incomplete b_info. A workaround is to set device_model_version=3D. Not sure why it works for me, I will see what I find. Olaf --Sig_/0bjM.nIzm9x=JCg_D2GuRYh Content-Type: application/pgp-signature Content-Description: Digitale Signatur von OpenPGP -----BEGIN PGP SIGNATURE----- iF0EARECAB0WIQSkRyP6Rn//f03pRUBdQqD6ppg2fgUCXN0kawAKCRBdQqD6ppg2 fsuxAJ4hRLmJ5Z8g+Wz/xW1wkVaYTvfV1wCeOhNURrT5fc1psX1GE9mV/yMTTgU= =ji4H -----END PGP SIGNATURE----- --Sig_/0bjM.nIzm9x=JCg_D2GuRYh-- --===============4494955338561473006== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVs IG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0 cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbA== --===============4494955338561473006==-- 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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 26B9DC04E84 for ; Thu, 16 May 2019 08:51:10 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 0309E205C9 for ; Thu, 16 May 2019 08:51:09 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0309E205C9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hRC6M-0004SK-VL; Thu, 16 May 2019 08:50:58 +0000 Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hRC6L-0004S8-FN for xen-devel@lists.xenproject.org; Thu, 16 May 2019 08:50:57 +0000 X-Inumbo-ID: b7ac3f54-77b7-11e9-8980-bc764e045a96 Received: from mx1.suse.de (unknown [195.135.220.15]) by us1-rack-dfw2.inumbo.com (Halon) with ESMTPS id b7ac3f54-77b7-11e9-8980-bc764e045a96; Thu, 16 May 2019 08:50:56 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 10ECEAEE6 for ; Thu, 16 May 2019 08:50:55 +0000 (UTC) Date: Thu, 16 May 2019 10:50:51 +0200 From: Olaf Hering To: Juergen Gross Message-ID: <20190516105051.0249d370.ohering@suse.com> In-Reply-To: <20190516104046.0f0be4d7.ohering@suse.com> References: <1ae5e201-04d0-2f78-878f-2e3a3e213b62@suse.com> <20190516104046.0f0be4d7.ohering@suse.com> X-Mailer: Claws Mail 2019.04.26 (GTK+ 2.24.32; x86_64-suse-linux-gnu) MIME-Version: 1.0 Subject: Re: [Xen-devel] Regression in xen-unstable due to commit 3802ecbaa9eb36 X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: xen-devel Content-Type: multipart/mixed; boundary="===============4494955338561473006==" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" Message-ID: <20190516085051.jMpTcrv-_guQzuwbC57BQsDfypvs43cA0x8HKPL3-y4@z> --===============4494955338561473006== Content-Type: multipart/signed; micalg=pgp-sha1; boundary="Sig_/0bjM.nIzm9x=JCg_D2GuRYh"; protocol="application/pgp-signature" --Sig_/0bjM.nIzm9x=JCg_D2GuRYh Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Am Thu, 16 May 2019 10:40:46 +0200 schrieb Olaf Hering : > Am Thu, 16 May 2019 10:09:38 +0200 > schrieb Juergen Gross : > > assert(b_info->device_model_version); =20 > Is the codepath perhaps coming from libxl_domain_need_memory? If I read create_domain() correctly, freemem will be called with an incomplete b_info. A workaround is to set device_model_version=3D. Not sure why it works for me, I will see what I find. Olaf --Sig_/0bjM.nIzm9x=JCg_D2GuRYh Content-Type: application/pgp-signature Content-Description: Digitale Signatur von OpenPGP -----BEGIN PGP SIGNATURE----- iF0EARECAB0WIQSkRyP6Rn//f03pRUBdQqD6ppg2fgUCXN0kawAKCRBdQqD6ppg2 fsuxAJ4hRLmJ5Z8g+Wz/xW1wkVaYTvfV1wCeOhNURrT5fc1psX1GE9mV/yMTTgU= =ji4H -----END PGP SIGNATURE----- --Sig_/0bjM.nIzm9x=JCg_D2GuRYh-- --===============4494955338561473006== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVs IG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0 cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbA== --===============4494955338561473006==--