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 085653624D3; Thu, 26 Feb 2026 16:51:53 +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=1772124714; cv=none; b=eOULYYjQD6aEkF/JbUeoZP35JzoQ/jkqu0HEsO5sEk+BopVK0o7UcXaH++le17FI3whKTknpcCEzQckQF2ZShL+uOUgcC2YnZIZWE5Fi8sOjfqUr98fs2YRiBEJH5WblLzFxUXo7WxlCYCI78VgZ+IcUW0+qGwChQi+bepkgyJc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772124714; c=relaxed/simple; bh=IPewdWEuDJPN1wrrJn7zkJ6m649oxY82U1YH4vSWFDY=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=FV2GFaLxmnaJ8aXTg3ZzezmFzzW4RMQ5JnlO/z+5SWNYYQ43qJQH07exThyUn1fW8L8H6mVU25+6qA3d12ctzadGe5sEdB6ditfVyC7DrlQxkMb9urLU2d2KQbaULqWK2Paa+ryLcGUzv01VeFNKcZpoeTjTgSGoSqHOYi9SwqU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=CLOrJ99V; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="CLOrJ99V" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 68B6CC19423; Thu, 26 Feb 2026 16:51:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1772124713; bh=IPewdWEuDJPN1wrrJn7zkJ6m649oxY82U1YH4vSWFDY=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=CLOrJ99VdWcDT0IbDuGEAeDxxsMm4VIEQzVddev32PfavjRnLGG21VaqAg7wNDcfh C4KA+DPKtjPjxYTVPZS/jGHoI4PT5N8sClpu7c0rKw1pLceTzXePotMi+uedf/wNKS cOAmyKQn/HKWcBJZNNIpqHwqTXGu6+wj9UQlGvgo= Date: Thu, 26 Feb 2026 08:51:51 -0800 From: Andrew Morton To: Heiko Carstens Cc: Mathieu Desnoyers , linux-kernel@vger.kernel.org, "Paul E. 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) Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit 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.