Received: by 2002:a05:6a10:f3d0:0:0:0:0 with SMTP id a16csp3969936pxv; Tue, 13 Jul 2021 08:00:34 -0700 (PDT) X-Google-Smtp-Source: ABdhPJz/BbtxW9JbEqrgN72oADf9B01m3xVdHPhZBTTWjY+EThF01hpZ8cQZIkO0ZQRBzhRhCSvS X-Received: by 2002:a05:6638:2390:: with SMTP id q16mr4414724jat.59.1626188434512; Tue, 13 Jul 2021 08:00:34 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1626188434; cv=none; d=google.com; s=arc-20160816; b=oajkfmxr7tvvPQFE2TNI8PoIvisHtgkh0EYyRJ3WdummlxPVpFKBO6XmM55lhGsWk1 cW1ELnileyzSpH5gFs8hD8CZVm89jf/k91STtQxOlZ34Zc0Sq5a+lpNlSopSwQK/SCWS hNzqt9NUAQDduB+qmMfO9SkRvdgXcFVX4N8OkoPrNxLjBmIeqUx/MH0cKN2NB/UxRobD 7s2kurGx6SKCnvdpwkg8jLixEnQ3AfivglkWI7MOiWgpXyK9oWgwV20hbAwy0JbFFNkt 8UdA3miMBsr+NeRvVbuRaWXxmaP+nSeHvT6TR/wmD9CnKjZ4NqN6bQKfBmSRxlgFlEMi 8m0g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:user-agent:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date; bh=L9GjCKS3ZjC16sdPIH8AMw4AfPJ812Q5GDWwkSI7R+8=; b=mPLRUWJIVcAwmwXL2KuL/iR7znQV9eSGxytX4tsEq1SWwD/825PZQuPECmQRWD919l YWWpK/CgzSIa8/W2QOesbTt81O2IgDafNKoavMIDIdAUqVOWUYYMHrwFiQemHXD3d8Hl aPcAKVbT9P4ZKlcGtYbZs11IKJED9QuBPnsi85ueAArf96tU3epHK7VPpPukVcAmzby4 tRDpku1YfGM12DrkR77cnSz4p8cV/QFe71f3BtjxwXoQWr1XC/NRFALkQJe/SLSLaml0 4vNLGwUmm109CJQcrlZ8BqOaIq2QsADoe0CLsE0zQNRlHSO4EnMOutiFTaLbQWe0+cQS mGIg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id l23si19124548jaf.47.2021.07.13.08.00.21; Tue, 13 Jul 2021 08:00:34 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236891AbhGMPCe (ORCPT + 99 others); Tue, 13 Jul 2021 11:02:34 -0400 Received: from outbound-smtp37.blacknight.com ([46.22.139.220]:33485 "EHLO outbound-smtp37.blacknight.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236842AbhGMPCd (ORCPT ); Tue, 13 Jul 2021 11:02:33 -0400 Received: from mail.blacknight.com (pemlinmail02.blacknight.ie [81.17.254.11]) by outbound-smtp37.blacknight.com (Postfix) with ESMTPS id D671F1D00 for ; Tue, 13 Jul 2021 15:59:42 +0100 (IST) Received: (qmail 3732 invoked from network); 13 Jul 2021 14:59:42 -0000 Received: from unknown (HELO techsingularity.net) (mgorman@techsingularity.net@[84.203.17.255]) by 81.17.254.9 with ESMTPSA (AES256-SHA encrypted, authenticated); 13 Jul 2021 14:59:42 -0000 Date: Tue, 13 Jul 2021 15:59:41 +0100 From: Mel Gorman To: kernel test robot Cc: Linus Torvalds , Vlastimil Babka , Peter Zijlstra , Chuck Lever , Ingo Molnar , Jesper Dangaard Brouer , Michal Hocko , Sebastian Andrzej Siewior , Thomas Gleixner , Andrew Morton , LKML , lkp@lists.01.org, lkp@intel.com Subject: Re: [mm/page_alloc] dbbee9d5cd: WARNING:possible_circular_locking_dependency_detected Message-ID: <20210713145941.GG3809@techsingularity.net> References: <20210713144057.GB28943@xsang-OptiPlex-9020> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline In-Reply-To: <20210713144057.GB28943@xsang-OptiPlex-9020> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 13, 2021 at 10:40:57PM +0800, kernel test robot wrote: > > > Greeting, > > FYI, we noticed the following commit (built with gcc-9): > > commit: dbbee9d5cd83f9d0a29639e260516907ceb2ac3d ("mm/page_alloc: convert per-cpu list protection to local_lock") > https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master > Thanks, this will ultimately be fixed by https://lore.kernel.org/r/20210713135625.7615-1-mgorman@techsingularity.net -- Mel Gorman SUSE Labs