From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751940AbcDWJO4 (ORCPT ); Sat, 23 Apr 2016 05:14:56 -0400 Received: from bombadil.infradead.org ([198.137.202.9]:36736 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751465AbcDWJOy (ORCPT ); Sat, 23 Apr 2016 05:14:54 -0400 Date: Sat, 23 Apr 2016 11:14:47 +0200 From: Peter Zijlstra To: Yang Shi Cc: tj@kernel.org, mingo@redhat.com, lizefan@huawei.com, linux-kernel@vger.kernel.org, linux-next@vger.kernel.org, linaro-kernel@lists.linaro.org Subject: Re: [linux-next PATCH] sched: cgroup: enable interrupt before calling threadgroup_change_begin Message-ID: <20160423091447.GA3430@twins.programming.kicks-ass.net> References: <1461383788-15102-1-git-send-email-yang.shi@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1461383788-15102-1-git-send-email-yang.shi@linaro.org> User-Agent: Mutt/1.5.21 (2012-12-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Apr 22, 2016 at 08:56:28PM -0700, Yang Shi wrote: > When kernel oops happens in some kernel thread, i.e. kcompactd in the test, > the below bug might be triggered by the oops handler: What are you trying to fix? You already oopsed the thing is wrecked.