From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp.codeaurora.org by pdx-caf-mail.web.codeaurora.org (Dovecot) with LMTP id tAPjHP7KHFvZKQAAmS7hNA ; Sun, 10 Jun 2018 06:53:50 +0000 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 4D54D60850; Sun, 10 Jun 2018 06:53:50 +0000 (UTC) Authentication-Results: smtp.codeaurora.org; dkim=pass (1024-bit key) header.d=mlen.pl header.i=@mlen.pl header.b="g2Jm2YJW" X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on pdx-caf-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI autolearn=ham autolearn_force=no version=3.4.0 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by smtp.codeaurora.org (Postfix) with ESMTP id 7D060604D4; Sun, 10 Jun 2018 06:53:49 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 7D060604D4 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=mlen.pl Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932290AbeFJGxq (ORCPT + 25 others); Sun, 10 Jun 2018 02:53:46 -0400 Received: from mail-lf0-f65.google.com ([209.85.215.65]:36112 "EHLO mail-lf0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932183AbeFJGxp (ORCPT ); Sun, 10 Jun 2018 02:53:45 -0400 Received: by mail-lf0-f65.google.com with SMTP id u4-v6so25934463lff.3 for ; Sat, 09 Jun 2018 23:53:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mlen.pl; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=p6y2lNa4ewNUg5Ev8B0xYQbE0BtH+qOiChTxyXSrvJY=; b=g2Jm2YJW12a9TiRWD5iOtlXXMy+42IVdy4aMW1ZAbVmyrJYY1nUWzqs+FKFfmxEdFg VRcvQHwEjbDzfWOviCi8fq0CddwGAmUjNR3W1hZ0rKAblph8OT7j2Qri9mtc5MNpkLxp +nWhd2Apv44aDtFdcBdPT4dyKz7tRZ7VjNzOc= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=p6y2lNa4ewNUg5Ev8B0xYQbE0BtH+qOiChTxyXSrvJY=; b=oYJdn59PNQLrwwY5ah4AQq8sbux4W1nfJCkydVbrFsk9BpL6DN7+NAl7BOJL3s6lyW mSay5H0w0jeYcDh8SnSeEYpRiAfK3ToWOqtKeh8BffDXp8jEsGEJVpbL3Gh6vN5ERGc8 2TFZnE6N6+f15ssNRd8hELE37InGKDuNJTZMFKumHZrzzs19XaSwKNTzpg9uMns4+TIa RIBqD8IbNLhSpFiFuAv0Hgk26Thgz7/ruUOW/1vycdG0rUYouI7T2/8gvLVGHZ04EQLA SQBMFbJ5IcpFEXEYG1dZS0jFExaBYl1VvT9mG9qZ/dcfPqOkG2kH/V/7seGFnhnQdHUF rWqA== X-Gm-Message-State: APt69E1zR+8TyYsuWGHfApDhPjPQyJf056XkLeGunDte1Bggy1KTj/PU fDMM3HE52rIYeLOiMA97NkeM2+qUIXE= X-Google-Smtp-Source: ADUXVKK6TtGYQBCoSFddviEAMJH9kHkPuWlap7GG4PS/8t7w0QpShy6Hdw6I6CHJU2DMqSdkUp66sw== X-Received: by 2002:a19:5ad4:: with SMTP id y81-v6mr7985762lfk.82.1528613623759; Sat, 09 Jun 2018 23:53:43 -0700 (PDT) Received: from mlen.pl ([176.111.135.248]) by smtp.gmail.com with ESMTPSA id e16-v6sm3569223lfi.70.2018.06.09.23.53.41 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 09 Jun 2018 23:53:42 -0700 (PDT) Date: Sun, 10 Jun 2018 08:53:40 +0200 From: Mateusz Lenik To: Greg Kroah-Hartman Cc: Andrew Morton , bugzilla-daemon@bugzilla.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [Bug 199965] New: Memory management: BUG in kernel_restart Message-ID: <20180610065340.GA31504@mlen.pl> References: <20180608151508.d0c250db2a0900d4ebb2b115@linux-foundation.org> <20180609140726.GE28854@kroah.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="J2SCkAp4GZ/dPZZf" Content-Disposition: inline In-Reply-To: <20180609140726.GE28854@kroah.com> X-Clacks-Overhead: GNU Terry Pratchett User-Agent: Mutt/1.10.0 (2018-05-17) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --J2SCkAp4GZ/dPZZf Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Jun 09, 2018 at 04:07:26PM +0200, Greg Kroah-Hartman wrote: > Here's the full callstack, but yeah, it's not very obvious as to what > device is having the problem, which isn't good. I don't know what to > suggest here. I think it is related to amdgpu -- when the script that unbinds the=20 second GPU from host is not executed, there are no issues during reboot. I found out that amdgpu leaves i2c-dev and hwmon device nodes after=20 unbind, which seems to be a bug in that driver. In 4.16, it only left=20 stale hwmon node. Best, Mateusz --=20 mlen --J2SCkAp4GZ/dPZZf Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEE85gHe3FjDwziU4z9xZ+f5hCG0IkFAlscyvEACgkQxZ+f5hCG 0IkjQA/9FcMKDdCmSI4Zeo/Es/++WfjD0HGL5IVDXvZJjggYB193g2MVPddvwccf sk00vQpUBl0Pu8vDM99vy3Z+ThFkyJyWB6xtd3sXSM+EQnQdhUb0/BM3dB+Obs2Z xJcs+ckd4m07eNzPUJiHwMVy6uiyPBHf3WeqGrHuBnyu8NFr3EcSl6mLcK3FDpp8 qomJpfpVbUNLL1NqhtZ49H9RcsryknIsa7NZsmVjUEFx6L6YQjOH68scrYCeBLSm I5/wpPoI79UlIykXAzwhhVjYHAKm0A9G83ltMgP4JDvXKVl3ukQFHy3JfBl1wWvu cpbUe6XeA/xCfJ17QGANBNaOqmHn8S7sbHXMhU45nwr8CTD8q8ElWB4/VCjzPCmW /mSxhK9sk8OAPldhPWXdDWV5UKIxl5PncpHE2CeJmSn16qbQKkKws9E6thqEWaQx 0pG/CL8+lLH7fTYI22rVP8JXv/F85pbLgQRW5hjXtYVlj4ap9DGiUpBa8HCcLmM1 l2tPO3PcFVaFbCF247KxmiBjGR51skYcL8g2cqLiyJHP/fD86kxSvF79WL6cBC3D bsiYLJ13nCXPHa3INoV5mDXffriexrNu+neZ+z/qODqUjbPk6vUnZgrm9aPb2kUm pjdlZvfdbiw16ufhMP9fd0nxKxojngNNPGi44cBML5THDfzgz9c= =kgyJ -----END PGP SIGNATURE----- --J2SCkAp4GZ/dPZZf--