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 98D331B9B50; Wed, 20 Nov 2024 14:59:02 +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=1732114742; cv=none; b=talgwYOC4KoKuUEV3iabw02861f39MLQ98JEDllWLaxidXE6RGK10Mrh0SUhbuOKfg/vMR+VdlxBl9DRLWVnHqSxSnjDfPCx3nB4CbigWOLKJHTu10syCI/i+DznUTy5YTGLEArZTpNimsFFWAJXB5C+Pc+W78gSTZ+K0TcHOz0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732114742; c=relaxed/simple; bh=RPTB3KechpAl4PhGA4iJyVy8SRU9IhGNpYs5OQEcPNE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=RnhEh0VsRuL408c9Pp/xt4u7UdJUGGcPMxaOVjFN3fjlH/VkGZWftRptwBGCG7aJygPB5ZaiUygs06xcIU8S2SLML+an4cOe6WNS/ZNo0tw/KdHmQPXyKr2y6xptXhWxopmSoFePyDBtO4HrKHyudvz9d6kdnUh97yM9f6REBlQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=Z49uxsyk; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="Z49uxsyk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BF356C4CECD; Wed, 20 Nov 2024 14:59:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1732114741; bh=RPTB3KechpAl4PhGA4iJyVy8SRU9IhGNpYs5OQEcPNE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Z49uxsykhLQB7sEOgYKjGs1sZMYD0MFU6xVt+IolhVmMwMfQs6EZN2UR5TEmfSkQd RCO3ys2Ac4e11LboYxI+t79HACWj561UjP9kym0bObm4b7Ujpcpq+wNZDHIC6umrk0 vIYTu3NbVSZuKqjEWaufHTAlG0PXUuBBziOBOpK4= Date: Wed, 20 Nov 2024 15:58:36 +0100 From: "gregkh@linuxfoundation.org" To: Siddh Raman Pant Cc: "sashal@kernel.org" , "stable@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "cgroups@vger.kernel.org" , "shivani.agarwal@broadcom.com" Subject: Re: 5.10.225 stable kernel cgroup_mutex not held assertion failure Message-ID: <2024112022-staleness-caregiver-0707@gregkh> References: <20240920092803.101047-1-shivani.agarwal@broadcom.com> <4f827551507ed31b0a876c6a14cdca3209c432ae.camel@oracle.com> <2024110612-lapping-rebate-ed25@gregkh> <6455422802d8334173251dbb96527328e08183cf.camel@oracle.com> 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-Disposition: inline In-Reply-To: On Wed, Nov 20, 2024 at 02:46:32PM +0000, Siddh Raman Pant wrote: > On Wed, Nov 06 2024 at 11:54:32 +0530, Siddh Raman Pant wrote: > > On Wed, Nov 06 2024 at 11:40:39 +0530, gregkh@linuxfoundation.org > > wrote: > > > On Wed, Oct 30, 2024 at 07:29:38AM +0000, Siddh Raman Pant wrote: > > > > Hello maintainers, > > > > > > > > On Fri, 20 Sep 2024 02:28:03 -0700, Shivani Agarwal wrote: > > > > > Thanks Fedor. > > > > > > > > > > Upstream commit 1be59c97c83c is merged in 5.4 with commit 10aeaa47e4aa and > > > > > in 4.19 with commit 27d6dbdc6485. The issue is reproducible in 5.4 and 4.19 > > > > > also. > > > > > > > > > > I am sending the backport patch of d23b5c577715 and a7fb0423c201 for 5.4 and > > > > > 4.19 in the next email. > > > > > > > > Please backport these changes to stable. > > > > > > > > "cgroup/cpuset: Prevent UAF in proc_cpuset_show()" has already been > > > > backported and bears CVE-2024-43853. As reported, we may already have > > > > introduced another problem due to the missing backport. > > > > > > What exact commits are needed here? Please submit backported and tested > > > commits and we will be glad to queue them up. > > > > > > thanks, > > > > > > greg k-h > > > > Please see the following thread where Shivani posted the patches: > > > > https://lore.kernel.org/all/20240920092803.101047-1-shivani.agarwal@broadcom.com/ > > > > Thanks, > > Siddh > > Ping... I don't understand what you want here, sorry. greg k-h