Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751573AbcJJTfW (ORCPT ); Mon, 10 Oct 2016 15:35:22 -0400 Received: from mail.kernel.org ([198.145.29.136]:46288 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751028AbcJJTfV (ORCPT ); Mon, 10 Oct 2016 15:35:21 -0400 MIME-Version: 1.0 In-Reply-To: <413753922.104089.1476123745966.JavaMail.zimbra@redhat.com> References: <907882571.66590.1476113724660.JavaMail.zimbra@redhat.com> <1219480016.67057.1476113847440.JavaMail.zimbra@redhat.com> <20161010172023.GA7148@kroah.com> <413753922.104089.1476123745966.JavaMail.zimbra@redhat.com> From: Rob Herring Date: Mon, 10 Oct 2016 14:34:56 -0500 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: kasan inline + CONFIG_DEBUG_TEST_DRIVER_REMOVE kernel panic To: CAI Qian Cc: Greg Kroah-Hartman , linux-kernel Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1087 Lines: 29 On Mon, Oct 10, 2016 at 1:22 PM, CAI Qian wrote: > > > ----- Original Message ----- >> From: "Rob Herring" >> To: "Greg Kroah-Hartman" >> Cc: "CAI Qian" , "linux-kernel" >> Sent: Monday, October 10, 2016 2:15:29 PM >> Subject: Re: kasan inline + CONFIG_DEBUG_TEST_DRIVER_REMOVE kernel panic >> >> On Mon, Oct 10, 2016 at 12:20 PM, Greg Kroah-Hartman >> wrote: >> > On Mon, Oct 10, 2016 at 11:37:27AM -0400, CAI Qian wrote: >> >> Not sure if anyone reported this before. With this kernel config, it is >> >> 100% kernel panic so far with today's >> >> mainline master HEAD. >> >> >> >> http://people.redhat.com/qcai/tmp/config-kasan-remove >> > >> > Oh it breaks things with kasan disabled as well :) >> > >> > See Laszlo's bug report already a few hours ago, Rob is on it... >> >> I think this one is different though. It has a remove() hook. > FYI, this can also be reproduced without kasan. Is the backtrace the same in that case? Rob