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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 81A05C4828F for ; Thu, 8 Feb 2024 08:58:36 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id F39D56B0071; Thu, 8 Feb 2024 03:58:35 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id EE9626B0074; Thu, 8 Feb 2024 03:58:35 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id DD8BB6B0075; Thu, 8 Feb 2024 03:58:35 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id CF5F96B0071 for ; Thu, 8 Feb 2024 03:58:35 -0500 (EST) Received: from smtpin10.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay02.hostedemail.com (Postfix) with ESMTP id 71D99120E21 for ; Thu, 8 Feb 2024 08:58:35 +0000 (UTC) X-FDA: 81768035790.10.528571E Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by imf16.hostedemail.com (Postfix) with ESMTP id C4B1318000A for ; Thu, 8 Feb 2024 08:58:32 +0000 (UTC) Authentication-Results: imf16.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=sKZlkwps; spf=pass (imf16.hostedemail.com: domain of brauner@kernel.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=brauner@kernel.org; dmarc=pass (policy=none) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1707382712; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=w/KNBGJ17P019cJqIffk6ENklra/zh8+Wlg81TEzch4=; b=khHbmINkQ5HZSDaEzaGm8IE5yYsn0ntPtlNgpjEXKX0ZQ2UNFBEdC6ezguxRGwm/rTSkp4 zkXwLxT5oLx98k42gQEJO1AwuEc1R9ULQ7qYxRuMe56E3xQjUFPo8LSVaz3NYqrRuY9j6j n0KVimL1kNLyLj4Kyl4B868Qo19Einw= ARC-Authentication-Results: i=1; imf16.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=sKZlkwps; spf=pass (imf16.hostedemail.com: domain of brauner@kernel.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=brauner@kernel.org; dmarc=pass (policy=none) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1707382712; a=rsa-sha256; cv=none; b=RnCyMgihkid8UNQT8dZ0oNZZ3ARZ1wG1J+QLEkcW9M2a62A9FDNA/rT7YnO6tmXhR1qPrY oA2DfPiK3XMVUyugFGVAdgw+TJLpBN4NnJvr+z67gUR11O5p63IK2n3O/0X7l77Rz/zV2N ouiEx/BlaRHG8uNXC7l6Cwu7HGWhptw= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id CB74861AAF; Thu, 8 Feb 2024 08:58:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A20D5C433C7; Thu, 8 Feb 2024 08:58:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1707382711; bh=o7Dd1XzX/PbrlCBpSnEi0XUsR+ddU0GYVJ90l4RyqbY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=sKZlkwpsFO/KUXx5/6e/U/BohcQBijftivhtpzFLbV5RCQ4Ml2x0VsynunZ0gTCql PGzTwvUckISrmSTDzqEpcyVTuvWwsywsTZ1WI3S3uz26LhQuzyucEVy25yM568xnPX Z6Py6C54DILN+Ibb4QJIP4b6OSAqtP8yEBKvcO3XcXBC54upbmTLreWsY9rN6HW4bC VuNVVZtk2TE+QkaL5XVmaTlnXVh7ZYFZ8o12LhBXv/9TiwFMxEP0nyO/odwFgifjIY SXMl/FfaPFO/S/ULpbC+/SKSXOaCkxq65WJykj0QrVIxYi0y763jNwv9uhcEnH2vu/ 9nLbxxq5JYjEQ== Date: Thu, 8 Feb 2024 09:58:25 +0100 From: Christian Brauner To: kernel test robot Cc: Oleg Nesterov , oe-lkp@lists.linux.dev, lkp@intel.com, Tycho Andersen , linux-mm@kvack.org, linux-kernel@vger.kernel.org, "Eric W. Biederman" Subject: Re: [PATCH v3 1/1] pidfd: implement PIDFD_THREAD flag for pidfd_open() Message-ID: <20240208-empfinden-annalen-da6c77b0fefb@brauner> References: <20240131132602.GA23641@redhat.com> <202402081434.9e1ded3-oliver.sang@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <202402081434.9e1ded3-oliver.sang@intel.com> X-Rspamd-Queue-Id: C4B1318000A X-Rspam-User: X-Stat-Signature: jansrcwej3w36h7srprofu14jeq1aszo X-Rspamd-Server: rspam01 X-HE-Tag: 1707382712-696352 X-HE-Meta: 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 hK+ibDLl nli/7RKHkEoaGwf0kF9CtqaJrtB2iyj50MJW5CVlkudPodIvSv9RcrdJe7wW8QDqm3zlHIBhti3eVFw4wf6gUrEr2kE5J6Rd6j25ejFj1tW5VMSNeQPywPCYS48pecBU2sJbs4BiXNnEpv/2BNjA+KE09btdVCs1uzZlpHZh80gyLv4jqUYM1yUIFQHAbw+OFGB+zMYLAsMpXk+0Nds3cOY5lpMIFBEjxcXj4c12y7Q5jIP/nVrHcNllblP0fvWvepk/p4dgoFnT5kHfz2MNEL9/1tV4yvudm6LX4Zl0zAw186O/I8QEe7x+tZKboiVTnc3MCzxCpCywOgLnA8e3oZv8gR6yBpp+drvsH8c6T2NOdSHdZscxqVzXqTypn4gOJvkBG6p6gvUQGSKwPw6hAY4BPlddTD9zkB6GQx34YKni5HBk= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, Feb 08, 2024 at 03:54:44PM +0800, kernel test robot wrote: > > > Hello, > > kernel test robot noticed "last_state.load_disk_fail" on: > > commit: aa9c201b150f15cf12e8df8af531b2c74ae1a8fc ("[PATCH v3 1/1] pidfd: implement PIDFD_THREAD flag for pidfd_open()") > url: https://github.com/intel-lab-lkp/linux/commits/Oleg-Nesterov/pidfd-implement-PIDFD_THREAD-flag-for-pidfd_open/20240131-213408 > base: https://git.kernel.org/cgit/linux/kernel/git/vfs/vfs.git vfs.all > patch link: https://lore.kernel.org/all/20240131132602.GA23641@redhat.com/ > patch subject: [PATCH v3 1/1] pidfd: implement PIDFD_THREAD flag for pidfd_open() > > in testcase: boot > > compiler: gcc-12 > test machine: 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory > > (please refer to attached dmesg/kmsg for entire log/backtrace) > > > > If you fix the issue in a separate patch/commit (i.e. not just a new version of > the same patch/commit), kindly add following tags > | Reported-by: kernel test robot > | Closes: https://lore.kernel.org/oe-lkp/202402081434.9e1ded3-oliver.sang@intel.com > > > > The kernel config and materials to reproduce are available at: > https://download.01.org/0day-ci/archive/20240208/202402081434.9e1ded3-oliver.sang@intel.com > > > as in dmesg in above link: > > LKP: ttyS0: 1408: can't load the disk /dev/disk/by-id/ata-SanDisk_SDSSDH3250G_182971800454-part1, skip testing... > > we know this should be related with some early issues but we failed to figure > out. so here also attached parent dmesg as dmesg-e0ee7b583f.xz FYI. I have a hard time seeing how this would be caused by any of Oleg's changes. Plus, the merges from the vfs tree linked under "url:" above are all pretty out of date?