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=-0.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, 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 7FE1AC2D0DB for ; Wed, 29 Jan 2020 23:59:11 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 3A2C92070E for ; Wed, 29 Jan 2020 23:59:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="cLuVWANo" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3A2C92070E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id BA9CA6B02BC; Wed, 29 Jan 2020 18:59:10 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id B33186B02BE; Wed, 29 Jan 2020 18:59:10 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 9D4216B02BF; Wed, 29 Jan 2020 18:59:10 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0129.hostedemail.com [216.40.44.129]) by kanga.kvack.org (Postfix) with ESMTP id 830A26B02BC for ; Wed, 29 Jan 2020 18:59:10 -0500 (EST) Received: from smtpin07.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 2CC3D181AEF1A for ; Wed, 29 Jan 2020 23:59:10 +0000 (UTC) X-FDA: 76432340460.07.hour13_32e87d436ab0f X-HE-Tag: hour13_32e87d436ab0f X-Filterd-Recvd-Size: 3200 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf22.hostedemail.com (Postfix) with ESMTP for ; Wed, 29 Jan 2020 23:59:09 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (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 60269205ED; Wed, 29 Jan 2020 23:59:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1580342348; bh=yxkaudjRnjvvfdKWPnNCLoYBv3LloMsyXzwr45ZzU78=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=cLuVWANomNH0rT6PVVW/FB09C+GLkJj5uCGw3ovSGcUEOHRFFVDPAPxxYR0gh0Nv+ rNcyGRrkz2MGQ9q+Z7eXg5x1wJHt/u0eFEWGdiV25ZvsrWayVp2v21BRkWLQiy3930 etAwh0LVr43xhSG865jgg0JD+Vm2JPvztCMi0lZU= Date: Wed, 29 Jan 2020 15:59:07 -0800 From: Andrew Morton To: Dmitry Osipenko Cc: Wei Yang , dan.j.williams@intel.com, aneesh.kumar@linux.ibm.com, kirill@shutemov.name, yang.shi@linux.alibaba.com, thellstrom@vmware.com, Thierry Reding , Jon Hunter , linux-kernel@vger.kernel.org, linux-mm@kvack.org, "linux-tegra@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , Russell King - ARM Linux , Stephen Rothwell Subject: Re: [PATCH 3/5] mm/mremap: use pmd_addr_end to calculate next in move_page_tables() Message-Id: <20200129155907.75868e8a36c5fffc3ec354b9@linux-foundation.org> In-Reply-To: References: <20200117232254.2792-1-richardw.yang@linux.intel.com> <20200117232254.2792-4-richardw.yang@linux.intel.com> <7147774a-14e9-4ff3-1548-4565f0d214d5@gmail.com> <20200126185951.c9246349befcccce210a4ab8@linux-foundation.org> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable 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 Wed, 29 Jan 2020 20:18:56 +0300 Dmitry Osipenko wro= te: > 27.01.2020 05:59, Andrew Morton =D0=BF=D0=B8=D1=88=D0=B5=D1=82: > > On Sun, 26 Jan 2020 17:47:57 +0300 Dmitry Osipenko = wrote: > ... > >> Hello Wei, > >> > >> Starting with next-20200122, I'm seeing the following in KMSG on NVI= DIA > >> Tegra (ARM32): > >> > >> BUG: Bad rss-counter state mm:(ptrval) type:MM_ANONPAGES val:190 > >> > >> and eventually kernel hangs. > >> > >> Git's bisection points to this patch and reverting it helps. Please = fix, > >> thanks in advance. > >=20 > > Thanks. I had these tagged for 5.7-rc1 anyway, so I'll drop all five > > patches. > >=20 >=20 > Hello Andrew, >=20 > FYI, I'm still seeing the offending patches in the today's next-2020012= 9. hm, me too. Stephen, it's unexpected that 9ff4452912d63f ("mm/mremap: use pmd_addr_end to calculate next in move_page_tables()") is still in the -next lineup? It was dropped from -mm on Jan 26?