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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id B1E71C433EF for ; Fri, 18 Feb 2022 08:11:54 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 434D56B0075; Fri, 18 Feb 2022 03:11:54 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 3E5796B0078; Fri, 18 Feb 2022 03:11:54 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 286136B007B; Fri, 18 Feb 2022 03:11:54 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0099.hostedemail.com [216.40.44.99]) by kanga.kvack.org (Postfix) with ESMTP id 1A85A6B0075 for ; Fri, 18 Feb 2022 03:11:54 -0500 (EST) Received: from smtpin19.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id DBFB18541A for ; Fri, 18 Feb 2022 08:11:53 +0000 (UTC) X-FDA: 79155182106.19.F2FEF85 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by imf06.hostedemail.com (Postfix) with ESMTP id 60BBF180002 for ; Fri, 18 Feb 2022 08:11:53 +0000 (UTC) Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out2.suse.de (Postfix) with ESMTP id 260631F3A2; Fri, 18 Feb 2022 08:11:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1645171912; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=qcClNe/lqJjlFt2b+6Tx37Cl/TqOAh3cSDlvkRYML9Y=; b=FGd8iy0HMwT+i4soG0zP/BeaFhoFgDcpHN+olZV3niWQTU+lXH35NdDqYdM4peBKUMaJch FNNrpHscm3QsCh1Th6lqXWoRWhi4oqTCxMOBRc9w8VgLt9MtkvqDZXNrtP/Fmty2RpAX0u 0Zk7IjLXBE3m1TC33K5doYCHcWVYFjE= Received: from suse.cz (unknown [10.100.201.86]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by relay2.suse.de (Postfix) with ESMTPS id 05DFAA3B85; Fri, 18 Feb 2022 08:11:52 +0000 (UTC) Date: Fri, 18 Feb 2022 09:11:51 +0100 From: Michal Hocko To: Andrew Morton Cc: Suren Baghdasaryan , shy828301@gmail.com, rientjes@google.com, willy@infradead.org, hannes@cmpxchg.org, guro@fb.com, riel@surriel.com, minchan@kernel.org, kirill@shutemov.name, aarcange@redhat.com, brauner@kernel.org, christian@brauner.io, hch@infradead.org, oleg@redhat.com, david@redhat.com, jannh@google.com, shakeelb@google.com, luto@kernel.org, christian.brauner@ubuntu.com, fweimer@redhat.com, jengelh@inai.de, timmurray@google.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, kernel-team@android.com, syzbot+2ccf63a4bd07cf39cab0@syzkaller.appspotmail.com Subject: Re: [PATCH 1/1] mm: fix use-after-free bug when mm->mmap is reused after being freed Message-ID: References: <20220215201922.1908156-1-surenb@google.com> <20220217125056.df4073b42f2d911c99939e93@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220217125056.df4073b42f2d911c99939e93@linux-foundation.org> X-Stat-Signature: 6573yo4d7t9rs8qimxyu4cq6u4gswyx8 X-Rspam-User: Authentication-Results: imf06.hostedemail.com; dkim=pass header.d=suse.com header.s=susede1 header.b=FGd8iy0H; spf=pass (imf06.hostedemail.com: domain of mhocko@suse.com designates 195.135.220.29 as permitted sender) smtp.mailfrom=mhocko@suse.com; dmarc=pass (policy=quarantine) header.from=suse.com X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 60BBF180002 X-HE-Tag: 1645171913-862469 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Thu 17-02-22 12:50:56, Andrew Morton wrote: > On Thu, 17 Feb 2022 11:51:13 -0800 Suren Baghdasaryan wrote: > > > This changelog is very detailed and I support switching to it. Andrew, > > please let me know if I should re-post the patch with this description > > or you will just amend the one in your tree. > > I have made that change. LGTM. Thanks! -- Michal Hocko SUSE Labs