From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: [PATCH 3/5] mm/mremap: use pmd_addr_end to calculate next in move_page_tables() Date: Wed, 29 Jan 2020 15:59:07 -0800 Message-ID: <20200129155907.75868e8a36c5fffc3ec354b9@linux-foundation.org> 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> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org 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 List-Id: linux-tegra@vger.kernel.org On Wed, 29 Jan 2020 20:18:56 +0300 Dmitry Osipenko wrote: > 27.01.2020 05:59, Andrew Morton пишет: > > 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 NVIDIA > >> 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. > > > > Thanks. I had these tagged for 5.7-rc1 anyway, so I'll drop all five > > patches. > > > > Hello Andrew, > > FYI, I'm still seeing the offending patches in the today's next-20200129. 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?