Received: by 2002:a25:ab43:0:0:0:0:0 with SMTP id u61csp3682405ybi; Mon, 27 May 2019 04:18:13 -0700 (PDT) X-Google-Smtp-Source: APXvYqwAmrdNHnanipU9FAw6fCL3NvrL1Z07jAhidyNA/BopgbpJEFC+kJfiiMOmsby6eJO4wqA/ X-Received: by 2002:a17:90a:808a:: with SMTP id c10mr30026746pjn.67.1558955893506; Mon, 27 May 2019 04:18:13 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1558955893; cv=none; d=google.com; s=arc-20160816; b=r6czYdJJHS/1t3ZGQwIIGp7WfwtV1WGP7e4m3eHlO4nWvkQlAuGu4wPzHN26StA/DT beqm8Gp6uKYQVMHInawNoQK4Gz10LMKjfnQpKF8kmiZSrIUNDLU3rBhEXTGweNiUZI1p X1IN56CcJAPBwe87egE0ypkumLFywxRhYHaaYq4CDSK2ZVrTRwF1enQSpZZWnA2PnHVI sdntTDrRtmYqLhpbJSYlAj4Czh9/ilsuvA8xdoSkY/lQ+7xU4IR2nbh7bQZPNVsso8+T 6dVAqJJbxSsWWmpWYSbRtLUgux0KqB67CY/DCgWBze19lbB3RxpYeHfKkLaiwMjU2AXm j1IA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:user-agent:references :message-id:in-reply-to:subject:cc:to:from:date:dkim-signature; bh=jVs3Zh8Rh5s7YrihqUfKFFzQLvguWWasBrzwmKxYYVc=; b=Hkd2M0KSNyXEWwwyHgP57oagimDCmr8ltmGwpsQ8SbY08jDGcgGMNhbvIGsJM97y+f 6hoZAYYJ78o1VDsLvt5dKQQ6ULZJMfEYV/XF4myOdSGpQeEJOgNMkN4CYH8tw7li59GB 6vrLfU3YfYvo0UUHGcqk7tLg9exmcwlLRatScjqyqrrWfgPh8WqM/VjUAyQFKvGLoyPX xCTB1RbLNrSNX5+Oyqu6Ho4e8KmKX3CV13/YMp3Zo48MWc9BXa0D16FHp6RfVJqsNbqT zn0WZlDf60x3PMH3Iuymfak1eKxBL4w5XzkCsfV9JG7lKpqjGTWZoPTp9M8Uj1Cp/awc yNkg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=J3NvQTba; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id r88si17834225pjb.15.2019.05.27.04.17.57; Mon, 27 May 2019 04:18:13 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=J3NvQTba; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726808AbfE0LPa (ORCPT + 99 others); Mon, 27 May 2019 07:15:30 -0400 Received: from mail.kernel.org ([198.145.29.99]:59428 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725814AbfE0LP3 (ORCPT ); Mon, 27 May 2019 07:15:29 -0400 Received: from pobox.suse.cz (prg-ext-pat.suse.com [213.151.95.130]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9A7CE20883; Mon, 27 May 2019 11:15:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1558955729; bh=abFhqbcVcrasy/wr5aCm8Glq6HOxIRsVdv0H1i3SDnc=; h=Date:From:To:cc:Subject:In-Reply-To:References:From; b=J3NvQTbaYjRiw/RE9MlC9Ug4WIfDfl+Cijv8OZTajxW2gXsYhqFzgHZqUn9KyPpvj BQ68zJD2eSfJBxk9VxPE0JWfrqL54pNHnpdVXmCn0dbpkJIVH5L/qlnEjItNyJxu2I jM7++WXGlW8Y4YhcFwsCQoB5Vs29zBafdmVaszn0= Date: Mon, 27 May 2019 13:15:25 +0200 (CEST) From: Jiri Kosina To: Dongli Zhang cc: Keith Busch , Jens Axboe , Sagi Grimberg , linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org, Keith Busch , Hannes Reinecke , Christoph Hellwig Subject: Re: [5.2-rc1 regression]: nvme vs. hibernation In-Reply-To: Message-ID: References: <20190524154429.GE15192@localhost.localdomain> <92a15981-dfdc-0ac9-72ee-920555a3c1a4@oracle.com> User-Agent: Alpine 2.21 (LSU 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 27 May 2019, Jiri Kosina wrote: > > Looks this has been discussed in the past. > > > > http://lists.infradead.org/pipermail/linux-nvme/2019-April/023234.html > > > > I created a fix for a case but not good enough. > > > > http://lists.infradead.org/pipermail/linux-nvme/2019-April/023277.html > > That removes the warning, but I still seem to have ~1:1 chance of reboot > (triple fault?) immediately after hibernation image is read from disk. > Seems like that has been going all the way down to 4.19, which seems to be > rock stable. It's a bit hard to bisect, as I am not really 100% sure > whether this is one issue or two intermixed ones, and it doesn't reproduce > completely reliably. So far this seems to be independent issue, related to kASLR, I'll look into that separately. Still, we should either remove the warning or fix the underlying issue. Thanks, -- Jiri Kosina SUSE Labs