From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934548AbcLMQzq (ORCPT ); Tue, 13 Dec 2016 11:55:46 -0500 Received: from mail.free-electrons.com ([62.4.15.54]:33668 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932900AbcLMQzZ (ORCPT ); Tue, 13 Dec 2016 11:55:25 -0500 Date: Tue, 13 Dec 2016 17:55:18 +0100 From: Thomas Petazzoni To: Raphael G Cc: , , , marcin wojtas , , =?UTF-8?B?R3LDqWdvcnk=?= Clement Subject: Re: double free issue, mvpp2 driver, armada375 modules Message-ID: <20161213175518.3b3b1ff8@free-electrons.com> In-Reply-To: <57272206.6070703@corp.ovh.com> References: <57272206.6070703@corp.ovh.com> Organization: Free Electrons X-Mailer: Claws Mail 3.13.2 (GTK+ 2.24.30; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, On Mon, 2 May 2016 11:46:46 +0200, Raphael G wrote: > enclosed the kernel panic we obtain after boot with a slightly patched > upstream kernel (4.5.2). > > (as well as the patchset applied to the upstream kernel, so that you can > know which code we are talking about. Too bad we cannot use the upstream > kernel but we had no choice about this + we're no experts so we rely on > provided patches, adapted to our bootloader and hardware for this) > > Reproduce: > boot on kernel on an armada375 module, connect to it, launch a top in > commandline > > As seen with Marcin Wojtas, reverting commit > e864b4c7b184bde36fa6a02bb3190983d2f796f9 fixes this issue. > > Reporting upstream so that you can decide what should be done next Thanks for your report. I have finally submitted a fix for this issue. You can find it at: http://lists.infradead.org/pipermail/linux-arm-kernel/2016-December/473989.html If you have the time to test it and report back, it would be very useful. Thanks a lot! Thomas -- Thomas Petazzoni, CTO, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com