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[2620:137:e000::1:20]) by mx.google.com with ESMTP id y63-20020a638a42000000b0053540008570si1304012pgd.764.2023.05.20.03.50.30; Sat, 20 May 2023 03:50:43 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@icloud.com header.s=1a1hai header.b=HqrPzK8F; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=icloud.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230379AbjETKa3 (ORCPT + 99 others); Sat, 20 May 2023 06:30:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58702 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229568AbjETKa1 (ORCPT ); Sat, 20 May 2023 06:30:27 -0400 X-Greylist: delayed 478 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Sat, 20 May 2023 03:30:25 PDT Received: from ms11p00im-qufo17281901.me.com (ms11p00im-qufo17281901.me.com [17.58.38.56]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9F363189 for ; Sat, 20 May 2023 03:30:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=icloud.com; s=1a1hai; t=1684578146; bh=tqfRAHXxqkMRq5yy/mCuKZYNtns1xmh7OZ23Q6NqDgo=; h=Content-Type:From:Mime-Version:Date:Subject:Message-Id:To; b=HqrPzK8Fi31QMrJajZC1pfdDmsXGRvZk1ttutIbB02wE1XdlmtD1FnWD/LQ+rRLkZ Q3ca4oG79svJLnEMix4QKUWJGOl8CELYoNUQPATdybp3s/FNDKV6tPbIMOxt+pL4Dk q1HK1bvF6zVrXUQu7jxNG3dOyGAqbWGx5dT5p+pStxLAcPJLQo7e0ihhavq3s5Razk BTOHy5HHZ7OmiSCcCMKOKgeCW+tyn3C9IkFoJ4iJ2r0v2hQ4Mt3D/j75uR74gFGgSH 7RrgFaLNGn2mlIQX8dNqTfhoQeMrjEuNTxtqM04JCGbBdkmsi9pZ55jY/8gbfuR9RO HpEiySMlcl7iQ== Received: from smtpclient.apple (ms11p00im-dlb-asmtpmailmevip.me.com [17.57.154.19]) by ms11p00im-qufo17281901.me.com (Postfix) with ESMTPSA id 0E0C8D8014C; Sat, 20 May 2023 10:22:26 +0000 (UTC) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable From: Fred Lewis Mime-Version: 1.0 (1.0) Date: Sat, 20 May 2023 05:22:18 -0500 Subject: Re: [PATCH] binder: fix UAF of alloc->vma in race with munmap() Message-Id: <6A51954F-79A8-4840-9074-AC4AE8E5D1C3@icloud.com> Cc: akpm@linux-foundation.org, arve@android.com, brauner@kernel.org, cmllamas@google.com, jannh@google.com, joel@joelfernandes.org, kernel-team@android.com, kirill.shutemov@linux.intel.com, liam.howlett@oracle.com, linux-kernel@vger.kernel.org, maco@android.com, mhocko@kernel.org, minchan@kernel.org, stable@vger.kernel.org, surenb@google.com, tkjos@android.com, tkjos@google.com, vbabka@suse.cz, willy@infradead.org, yang.shi@linux.alibaba.com To: gregkh@linuxfoundation.org X-Mailer: iPhone Mail (20E252) X-Proofpoint-GUID: XEzarbc_irA2XR17RTszTq60ZufsHjSV X-Proofpoint-ORIG-GUID: XEzarbc_irA2XR17RTszTq60ZufsHjSV X-Proofpoint-Virus-Version: =?UTF-8?Q?vendor=3Dfsecure_engine=3D1.1.170-22c6f66c430a71ce266a39bfe25bc?= =?UTF-8?Q?2903e8d5c8f:6.0.138,18.0.572,17.11.62.513.0000000_definitions?= =?UTF-8?Q?=3D2020-02-14=5F11:2020-02-14=5F02,2020-02-14=5F11,2021-12-02?= =?UTF-8?Q?=5F01_signatures=3D0?= X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 clxscore=1011 phishscore=0 spamscore=0 bulkscore=0 malwarescore=0 adultscore=0 suspectscore=0 mlxlogscore=545 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2305200086 X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_ENVFROM_END_DIGIT, FREEMAIL_FROM,RCVD_IN_DNSWL_LOW,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Is it possible that someone can help me resolve this issue I have with me ph= one=20 Sent from my iPhone=