From nobody Sun Feb 8 16:30:46 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1566379498; cv=none; d=zoho.com; s=zohoarc; b=ETzZ0RBnlj0hkGBbKcG/1d29XJ2Au3dDUhnSRkL1nry63SYdxAsJZzptvh5wCclNz6pwCVA9+N34BwJPC6nD72rhRiRsu1C+gfzP7cQcO7VPglpLkYENdAWpxi2stTtGH7hgV2+sFFalbwXrxlG4ojrMaX3s50TmVFCSV/dbQHg= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1566379498; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=YW+MDeMejLlBPlMAoSbG1eFUHVQOwsKPmLUzp8waVFI=; b=jTe/CIqiQWNH8eK7K1KAz122aj9YM0cMEEsWijfxYoDUOx24x1Rga7vhvN65fCRwv/CJleNMuV9MTJvOYXTDzmG0TO9nOkG7A/jR6eYGWsSxZZYdp5j5Gy23l2HXnt2Lrgpi+OX+L9qydHJIypv57GfvWrzZW2hj7Vi+Wa+gpMA= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1566379498966383.29938219293854; Wed, 21 Aug 2019 02:24:58 -0700 (PDT) Received: from localhost ([::1]:46388 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i0MrR-0008S4-7K for importer@patchew.org; Wed, 21 Aug 2019 05:24:57 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:36831) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i0MpZ-000697-KH for qemu-devel@nongnu.org; Wed, 21 Aug 2019 05:23:02 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1i0MpY-0001AF-Kq for qemu-devel@nongnu.org; Wed, 21 Aug 2019 05:23:01 -0400 Received: from mx1.redhat.com ([209.132.183.28]:56518) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1i0MpY-0001A3-FN; Wed, 21 Aug 2019 05:23:00 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id B191889F38E; Wed, 21 Aug 2019 09:22:59 +0000 (UTC) Received: from t460s.redhat.com (unknown [10.36.118.29]) by smtp.corp.redhat.com (Postfix) with ESMTP id 00D7D5C686; Wed, 21 Aug 2019 09:22:57 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Wed, 21 Aug 2019 11:22:49 +0200 Message-Id: <20190821092252.26541-2-david@redhat.com> In-Reply-To: <20190821092252.26541-1-david@redhat.com> References: <20190821092252.26541-1-david@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.6.2 (mx1.redhat.com [10.5.110.68]); Wed, 21 Aug 2019 09:22:59 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v1 1/4] s390x/tcg: Use guest_addr_valid() instead of h2g_valid() in probe_write_access() 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: Florian Weimer , Thomas Huth , David Hildenbrand , Cornelia Huck , Stefano Brivio , qemu-s390x@nongnu.org, Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" If I'm not completely wrong, we are dealing with guest addresses here and not with host addresses. Use the right check. Fixes: c5a7392cfb96 ("s390x/tcg: Provide probe_write_access helper") Signed-off-by: David Hildenbrand --- target/s390x/mem_helper.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c index 91ba2e03d9..7819aca15d 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -2616,7 +2616,7 @@ void probe_write_access(CPUS390XState *env, uint64_t = addr, uint64_t len, uintptr_t ra) { #ifdef CONFIG_USER_ONLY - if (!h2g_valid(addr) || !h2g_valid(addr + len - 1) || + if (!guest_addr_valid(addr) || !guest_addr_valid(addr + len - 1) || page_check_range(addr, len, PAGE_WRITE) < 0) { s390_program_interrupt(env, PGM_ADDRESSING, ILEN_AUTO, ra); } --=20 2.21.0