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McKenney" , Steven Rostedt , Masami Hiramatsu , Dennis Zhou , Tejun Heo , Christoph Lameter , Martin Liu , David Rientjes , christian.koenig@amd.com, Shakeel Butt , SeongJae Park , Michal Hocko , Johannes Weiner , Sweet Tea Dorminy , Lorenzo Stoakes , "Liam R . Howlett" , Mike Rapoport , Suren Baghdasaryan , Vlastimil Babka , Christian Brauner , Wei Yang , David Hildenbrand , Miaohe Lin , Al Viro , linux-mm@kvack.org, linux-trace-kernel@vger.kernel.org, Yu Zhao , Roman Gushchin , Mateusz Guzik , Matthew Wilcox , Baolin Wang , Aboorva Devarajan , Vasily Gorbik , linux-s390@vger.kernel.org Subject: Re: [PATCH v17 0/3] Improve proc RSS accuracy Message-Id: <20260226085151.d1a7e7048d8f60a173d613ae@linux-foundation.org> In-Reply-To: <20260226120422.8101Cc2-hca@linux.ibm.com> References: <20260217161006.1105611-1-mathieu.desnoyers@efficios.com> <20260226120422.8101Cc2-hca@linux.ibm.com> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: A72784000A X-Stat-Signature: m4y7x8zki4g33y6q1drco9ug71t43get X-HE-Tag: 1772124714-708440 X-HE-Meta: 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 8Sl5QwMJ StROxo61zsocP8KwXKVJGf3W1QTpq12mdcZKEhVbLMj6sUsPw5bkTwzi4mKMe8hO1UUIwDuocHPIdj2p4eWftA6MvlvUxgoMbvMp5GRUGtkJeLbQEluFmVuqehP4Ay4mHi24BOWfOHhippWu9s0BWWdBOSm6Mc/Ln/VZTVqzqH13P7EhF+BPBuHpqEX4UmfPZX5kKf9gp1Q9ETKXJD4TfzEqOfp0CDNMM5haWOHEG/eCNAJC5ghbmwADD8fgKShqJlmigrzUSn2fYsfQMc30ZE1zzf1diaiCt+JUSsY6v7Ep2cnbTA/oS1VIjZpJ2Uzd9EimCt1Y1g/ekhkHqgb59Ax/LWPJaeHaRiPLlK/L9xrfxyGSIS6JdPmD73+Y2UFv127IVtObtVfP07ldJKlgAV+u25CsaxsMVmS9/B389AIVWz2WZRiV9HtXYgsAYgJjC2iuSxJ+HEOOLM1gVB3+5lN89qw== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, 26 Feb 2026 13:04:22 +0100 Heiko Carstens wrote: > This seems to cause crashes with linux-next on s390, at least I could bisect > it to the last patch of this series. Reverting the last one, makes the crashes > go away: > > 0acac6604c1cfd7a1762901f0a4abe87cf3a8619 is the first bad commit > commit 0acac6604c1cfd7a1762901f0a4abe87cf3a8619 (HEAD) > Author: Mathieu Desnoyers > AuthorDate: Tue Feb 17 11:10:06 2026 -0500 > Commit: Andrew Morton > CommitDate: Tue Feb 24 11:15:15 2026 -0800 > > mm: improve RSS counter approximation accuracy for proc interfaces Thanks, I'll remove this series from linux-next for now.