From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 56A612367DF; Thu, 15 Jan 2026 05:59:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768456759; cv=none; b=rJuTpr5Pkaa7RRM7hae1P7DtupmQg1FPz6g6RrPeaxuuFMP9VVSAZeLOoEQS8QuJhD9iw2Fciqy0qqKhtlRdgrzGJIrzLyr5BZ26hdg3uQi/jXd2xnmlP3jAIMZaHoqC00qisjhODvGZfrH01fefxTpc313XkYIBUk2viIu+XuQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768456759; c=relaxed/simple; bh=WaB1WfcSyPRy13gJone2ay7mYx/vRaB7yTVcyMuNWD0=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=fh+/EMiqfBCBMFz3+wQxETmwRgA1wPY7vTBkgLsetmXiArYDLbhxdl+1ddHTfIHdlfuYlx0c/DVhWC4OWtJp/6yP/jIHu/N/omeyyeR+B0aBqkM2cm0fGmeMqPhPw51O0rEN1iLxRR/ntduIgF7yfe7heSJ2RyvAe0hezYsQaZ8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=AGoi7q8K; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="AGoi7q8K" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1DA83C116D0; Thu, 15 Jan 2026 05:59:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1768456758; bh=WaB1WfcSyPRy13gJone2ay7mYx/vRaB7yTVcyMuNWD0=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=AGoi7q8K05EyGTE0Hdv5rTXzye2UijvczBaSBIK5VLU/5fA47DnK09MaTwimMwonz 4EC4iUpaoSchwE6AceY8N7D9sUEtMLD+noQaqZ/lyqcenW95Y6slunLW0vEGC/B54b K/+k2KHaucsaCGfgumma9d+s8LdgXkUj2RdbQ9Mo= Date: Wed, 14 Jan 2026 21:59:17 -0800 From: Andrew Morton To: Qi Zheng Cc: hannes@cmpxchg.org, hughd@google.com, mhocko@suse.com, roman.gushchin@linux.dev, shakeel.butt@linux.dev, muchun.song@linux.dev, david@kernel.org, lorenzo.stoakes@oracle.com, ziy@nvidia.com, harry.yoo@oracle.com, yosry.ahmed@linux.dev, imran.f.khan@oracle.com, kamalesh.babulal@oracle.com, axelrasmussen@google.com, yuanchu@google.com, weixugc@google.com, chenridong@huaweicloud.com, mkoutny@suse.com, hamzamahfooz@linux.microsoft.com, apais@linux.microsoft.com, lance.yang@linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, Qi Zheng Subject: Re: [PATCH v3 00/30] Eliminate Dying Memory Cgroup Message-Id: <20260114215917.8eee7b9fa4da37305b74d6f2@linux-foundation.org> In-Reply-To: <98819615-5001-45f6-8e63-c4220a242257@linux.dev> References: <20260114095839.eabf8106e97bf3bcf0917341@linux-foundation.org> <98819615-5001-45f6-8e63-c4220a242257@linux.dev> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: cgroups@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Thu, 15 Jan 2026 11:52:04 +0800 Qi Zheng wrote: > > > On 1/15/26 1:58 AM, Andrew Morton wrote: > > On Wed, 14 Jan 2026 19:26:43 +0800 Qi Zheng wrote: > > > >> This patchset is intended to transfer the LRU pages to the object cgroup > >> without holding a reference to the original memory cgroup in order to > >> address the issue of the dying memory cgroup. > > > > Thanks. I'll add this to mm.git for testing. A patchset of this > > magnitude at -rc5 is a little ambitious, but Linus is giving us an rc8 > > so let's see. > > > > I'll suppress the usual added-to-mm email spray. > > Hi Andrew, > > The issue reported by syzbot needs to be addressed. If you want to test > this patchset, would you like me to provide a fix patch, or would you > prefer me to update to v4? A fix would be preferred if that's reasonable - it's a lot of patches be resending!