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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 291EBC433F5 for ; Wed, 27 Apr 2022 13:27:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235847AbiD0Na4 (ORCPT ); Wed, 27 Apr 2022 09:30:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51764 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235846AbiD0Nay (ORCPT ); Wed, 27 Apr 2022 09:30:54 -0400 Received: from alexa-out-sd-02.qualcomm.com (alexa-out-sd-02.qualcomm.com [199.106.114.39]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4DA8246B16 for ; Wed, 27 Apr 2022 06:27:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1651066047; x=1682602047; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=GDlo0zx18oPDT6Mee9XIwUn/E/qqvC07AxXS5H31/FU=; b=gXV2ptpBk/pC37bSC2l//EP22DoMWnT9S0qpRdC7LYJp+NZJprzOmjZk 6viTZQrzRiajDVmJx3qWKUWFLM3WJVV03yLLEVq7zU1boOOpKq/JjgGuq G1CLnRW41CXULhQvXZTegDrjEuw//VP3kr4FwcS+lPX2If9cfxrkXmRFe U=; Received: from unknown (HELO ironmsg01-sd.qualcomm.com) ([10.53.140.141]) by alexa-out-sd-02.qualcomm.com with ESMTP; 27 Apr 2022 06:27:24 -0700 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg01-sd.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Apr 2022 06:27:24 -0700 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Wed, 27 Apr 2022 06:27:23 -0700 Received: from qian (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Wed, 27 Apr 2022 06:27:22 -0700 Date: Wed, 27 Apr 2022 09:27:20 -0400 From: Qian Cai To: Zi Yan CC: David Hildenbrand , , , , Vlastimil Babka , Mel Gorman , Eric Ren , Mike Rapoport , "Oscar Salvador" , Christophe Leroy , Andrew Morton Subject: Re: [PATCH v11 0/6] Use pageblock_order for cma and alloc_contig_range alignment. Message-ID: <20220427132720.GC71@qian> References: <20220425143118.2850746-1-zi.yan@sent.com> <20220426201855.GA1014@qian> <20220426210801.GA1038@qian> <2B9844C8-6D35-41E2-ACB2-9854E7A9C29F@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <2B9844C8-6D35-41E2-ACB2-9854E7A9C29F@nvidia.com> X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 26, 2022 at 05:38:58PM -0400, Zi Yan wrote: > Thanks. Do you mind attaching your config file? I cannot reproduce > the deadlock locally using my own config. I also see kmemleak_scan > in the dumped stack, so it must be something else in addition to > memory online/offline causing the issue. Actually, it is one of those *offline* operations, i.e., echo 0 > /sys/devices/system/memory/memoryNNN/online looping forever which never finish after more than 2-hour.