From mboxrd@z Thu Jan 1 00:00:00 1970 From: Johnny Bieren Subject: Re: amd756 driver error introduced with kernel-4.9.0-0.rc1.git0.2.fc26 Date: Tue, 8 Nov 2016 13:07:37 -0500 Message-ID: <58221469.50005@redhat.com> References: <5821CA1A.5020608@redhat.com> <20161108145822.7194beac@endymion> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mx1.redhat.com ([209.132.183.28]:54604 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750869AbcKHSHi (ORCPT ); Tue, 8 Nov 2016 13:07:38 -0500 In-Reply-To: <20161108145822.7194beac@endymion> Sender: linux-i2c-owner@vger.kernel.org List-Id: linux-i2c@vger.kernel.org To: Jean Delvare Cc: linux-i2c@vger.kernel.org Hey Jean, No, that option is not enabled. cat /boot/config-4.9.0-0.rc1.git0.2.fc26.x86_64 | grep DEBUG_TEST # CONFIG_DEBUG_TEST_DRIVER_REMOVE is not set Thanks, Johnny On 11/08/2016 08:58 AM, Jean Delvare wrote: > Hi Johnny, > > On Tue, 8 Nov 2016 07:50:34 -0500, Johnny Bieren wrote: >> Hello, >> It appears that a driver_probe_device failure was introduced with >> kernel-4.9.0-0.rc1.git0.2.fc26. When booting this kernel, or any newer >> kernel, I see the following: >> >> [ 15.675485] ------------[ cut here ]------------ >> [ 15.680129] WARNING: CPU: 4 PID: 528 at drivers/base/dd.c:343 >> driver_probe_device+0x353/0x430 >> [ 15.688678] Modules linked in: i2c_amd756(+) pcc_cpufreq(-) k8temp >> (...) >> >> The problem does not appear in kernel-4.9.0-0.rc0.git9.1.fc26, but it >> does appear in kernel-4.9.0-0.rc1.git0.2.fc26. It reproduces 100% of >> the time for me. Can you please look into this issue? > Are the failing kernels built with option DEBUG_TEST_DRIVER_REMOVE > enabled? >