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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 837FBC07E9D for ; Mon, 26 Sep 2022 18:12:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230000AbiIZSMT (ORCPT ); Mon, 26 Sep 2022 14:12:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49150 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229494AbiIZSMF (ORCPT ); Mon, 26 Sep 2022 14:12:05 -0400 Received: from mx0b-00069f02.pphosted.com (mx0b-00069f02.pphosted.com [205.220.177.32]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AAFC152E6C for ; Mon, 26 Sep 2022 10:59:26 -0700 (PDT) Received: from pps.filterd (m0246631.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 28QHY6FX022344; Mon, 26 Sep 2022 17:59:22 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id; s=corp-2022-7-12; bh=9Hr5ko7axdLfMmtJZamJoKiKIhfCLeF7okDO8d96iOc=; b=WBUUBOW6wP6UWgfM1U77P7BXr8229WM303+sH64b4ZyzGV2kluBvOB/iXC/p+E8Rs8Cf Lzzf0g/y29CRm6COkUa5rHh1qNcHc7QhWdzh5z33E66Rymaft1PfhyDpMlXpXL1SBvHb tOnHH/7jUj2vpDi7iOUjaXj9ypAhB3iTDu9nqd59Mylg7z+BJFewFWTu5PLX0wU4aF79 9jhjjtX4X24gRar6u61qDcrf7Q8Ft1WQ3lhMLv5e6wDun8FDBT9tQ4jkjQGvGNywrWEC neOYjRamxm3qc2VeogiLw89zYaTDDBEwUsr82W4f8ijQ5329G3AMDWWE2Ztsb5QgZ45I Cg== Received: from phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com (phxpaimrmta01.appoci.oracle.com [138.1.114.2]) by mx0b-00069f02.pphosted.com (PPS) with ESMTPS id 3jssrwcfhf-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 26 Sep 2022 17:59:22 +0000 Received: from pps.filterd (phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com [127.0.0.1]) by phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com (8.17.1.5/8.17.1.5) with ESMTP id 28QFKnXZ002708; Mon, 26 Sep 2022 17:59:21 GMT Received: from pps.reinject (localhost [127.0.0.1]) by phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com (PPS) with ESMTPS id 3jtprtfq74-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 26 Sep 2022 17:59:21 +0000 Received: from phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com (phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 28QHxLkU037565; Mon, 26 Sep 2022 17:59:21 GMT Received: from ca-common-hq.us.oracle.com (ca-common-hq.us.oracle.com [10.211.9.209]) by phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com (PPS) with ESMTP id 3jtprtfq6x-1; Mon, 26 Sep 2022 17:59:21 +0000 From: Dai Ngo To: chuck.lever@oracle.com, jlayton@kernel.org Cc: linux-nfs@vger.kernel.org Subject: [PATCH v3 0/1] NFSD: fix use-after-free on source server when doing inter-server copy Date: Mon, 26 Sep 2022 10:59:15 -0700 Message-Id: <1664215156-9970-1-git-send-email-dai.ngo@oracle.com> X-Mailer: git-send-email 1.8.3.1 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.895,Hydra:6.0.528,FMLib:17.11.122.1 definitions=2022-09-26_09,2022-09-22_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 adultscore=0 suspectscore=0 phishscore=0 mlxscore=0 mlxlogscore=999 spamscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2209130000 definitions=main-2209260112 X-Proofpoint-ORIG-GUID: gPtMakSU86T1TMedNOVheyFEakdi6rSA X-Proofpoint-GUID: gPtMakSU86T1TMedNOVheyFEakdi6rSA Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org Hi Chuck, The v3 version simplifies the check for sc_cp_list empty in nfs4_free_deleg and nfs4_free_ol_stateid, as Jeff pointed out. Thanks, Dai Ngo (1): NFSD: fix use-after-free on source server when doing inter-server copy fs/nfsd/nfs4state.c | 5 +++++ 1 file changed, 5 insertions(+)