From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: v2.6.36-rc2-373-g29cfcdd complaints after the 2nd suspend2ram Date: Tue, 31 Aug 2010 09:58:41 +0200 Message-ID: <4C7CB631.2080005@kernel.org> References: <201008300946.38558.toralf.foerster@gmx.de> <201008301921.54312.rjw@sisk.pl> <201008302028.13853.toralf.foerster@gmx.de> <4C7CB570.9010607@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-2" Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <4C7CB570.9010607@kernel.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-pm-bounces@lists.linux-foundation.org Errors-To: linux-pm-bounces@lists.linux-foundation.org To: =?ISO-8859-2?Q?Toralf_F=F6rster?= Cc: linux-pm@lists.linux-foundation.org List-Id: linux-pm@vger.kernel.org On 08/31/2010 09:55 AM, Tejun Heo wrote: > On 08/30/2010 08:28 PM, Toralf F=F6rster wrote: >> >> Rafael J. Wysocki wrote at 19:21:54 >>> On Monday, August 30, 2010, Toralf F=F6rster wrote: >>>> Hell,o >>>> >>>> after I made 2 times in a row a >>>> "$> sync; echo mem > /sys/power/state" >>>> at my ThinkPad T400 the kernel shows the message shown in the attached >>>> photo (no syslog message to post, sry) . The .config file is attached >>>> too. >>> >>> This looks like a problem with freezing a workqueue. >>> >>> Does the box hang after showing this trace? >>> >> >> Yes - indeed. >> > = > Can you please pull from the following branch and see whether the > problem is resolved? > = > git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq.git for-linus Ooh, also, can you please build the kernel with CONFIG_DEBUG_INFO and use gdb to map the EIP? ie. run gdb on the vmlinux and "l *0xEIP_VALUE". Thanks. -- = tejun