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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EAE05C433E1 for ; Wed, 19 Aug 2020 13:52:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C5B442076E for ; Wed, 19 Aug 2020 13:52:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597845169; bh=AQXzKeWBzvXuVHP0MSrtfWDISiuU6TUZIMZ8zROumpw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=iXo67YCzUdcKCUpoUGR+VLqiFiKKN0g6FcudYCt8ssD5VHkzfZRaSkoc+xn0WuwAe 9zMCQ/AmGrY1+Y0TsWmvS9m0TDTvnoTYYMpxhzL8CYbP/scrZUQUmvOpLHYkva/mo+ kJ9CaRtQmHd00OgPUVVimOP7QARWTwDgpt9pZyGQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728212AbgHSNwq (ORCPT ); Wed, 19 Aug 2020 09:52:46 -0400 Received: from mail.kernel.org ([198.145.29.99]:41330 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728119AbgHSNwo (ORCPT ); Wed, 19 Aug 2020 09:52:44 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E52AA204FD; Wed, 19 Aug 2020 13:52:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597845164; bh=AQXzKeWBzvXuVHP0MSrtfWDISiuU6TUZIMZ8zROumpw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=JN2/g/ZWkXZoAuGV9Ujxlhmw6Buse9YPnU1sz5WJSYoChoH/s1Ejv0PZPVbwr6bDJ uabxrP+lM7z2fXeLub28JY/RgWZhAnYTlT8PiQlZa1RRf9X6LmECEezGRCF5+fVwtG 6MiiLmp/TraVNkpmD0OGWNhxwjRdNcZlufo/yCj8= Date: Wed, 19 Aug 2020 15:53:06 +0200 From: Greg KH To: Hugh Dickins Cc: aarcange@redhat.com, akpm@linux-foundation.org, kirill.shutemov@linux.intel.com, mike.kravetz@oracle.com, songliubraving@fb.com, torvalds@linux-foundation.org, stable-commits@vger.kernel.org, stable@vger.kernel.org Subject: Re: Patch "khugepaged: khugepaged_test_exit() check mmget_still_valid()" has been added to the 5.8-stable tree Message-ID: <20200819135306.GA3311904@kroah.com> References: <1597841669128213@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Wed, Aug 19, 2020 at 06:32:26AM -0700, Hugh Dickins wrote: > On Wed, 19 Aug 2020, gregkh@linuxfoundation.org wrote: > > > > This is a note to let you know that I've just added the patch titled > > > > khugepaged: khugepaged_test_exit() check mmget_still_valid() > > > > to the 5.8-stable tree which can be found at: > > http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary > > > > The filename of the patch is: > > khugepaged-khugepaged_test_exit-check-mmget_still_valid.patch > > and it can be found in the queue-5.8 subdirectory. > > > > If you, or anyone else, feels it should not be added to the stable tree, > > please let know about it. > > Please hold this one back for the moment: we shall want it, but syzbot > detected one place where it can lead to a VM_BUG_ON_MM(). The fix to > that is currently in Andrew's tree, but not yet in Linus's - when it > gets there, I'll send you its git commit id in reply to this mail. > > This patch failed to apply to earlier releases: I'll send the fixup for > those at that time. (Fixups for another patch to follow later today.) Now dropped, thanks! greg k-h