Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932951AbaJOCfX (ORCPT ); Tue, 14 Oct 2014 22:35:23 -0400 Received: from userp1040.oracle.com ([156.151.31.81]:30206 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932682AbaJOCfT (ORCPT ); Tue, 14 Oct 2014 22:35:19 -0400 Message-ID: <543DDD5E.9080602@oracle.com> Date: Tue, 14 Oct 2014 22:35:10 -0400 From: Sasha Levin User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.0 MIME-Version: 1.0 To: Dave Jones , Linux Kernel , paulmck@linux.vnet.ibm.com, htejun@gmail.com Subject: Re: rcu_preempt detected stalls. References: <20141013173504.GA27955@redhat.com> In-Reply-To: <20141013173504.GA27955@redhat.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-Source-IP: ucsinet22.oracle.com [156.151.31.94] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/13/2014 01:35 PM, Dave Jones wrote: > oday in "rcu stall while fuzzing" news: > > INFO: rcu_preempt detected stalls on CPUs/tasks: > Tasks blocked on level-0 rcu_node (CPUs 0-3): P766 P646 > Tasks blocked on level-0 rcu_node (CPUs 0-3): P766 P646 > (detected by 0, t=6502 jiffies, g=75434, c=75433, q=0) I've complained about RCU stalls couple days ago (in a different context) on -next. I guess whatever causing them made it into Linus's tree? https://lkml.org/lkml/2014/10/11/64 Thanks, Sasha -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/