From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: NMI watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [kworker/1:1:29] Date: Wed, 6 Jan 2016 07:10:45 +0100 Message-ID: <20160106061045.GB16509@lst.de> References: <20151217222737.00000ab6@localhost> <20151231180415.00000bfc@localhost> <20160103114628.GA10582@lst.de> <20160103190341.0000387b@localhost> <20160105210600.000017c5@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from verein.lst.de ([213.95.11.211]:42164 "EHLO newverein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750845AbcAFGKr (ORCPT ); Wed, 6 Jan 2016 01:10:47 -0500 Content-Disposition: inline In-Reply-To: <20160105210600.000017c5@localhost> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: Sebastian Herbszt Cc: Christoph Hellwig , linux-scsi@vger.kernel.org, Bart Van Assche On Tue, Jan 05, 2016 at 09:06:00PM +0100, Sebastian Herbszt wrote: > > I can give it a try but it will likely take a few days. > > > > [1] http://marc.info/?l=linux-scsi&m=144771953020415&w=2 > > Bart's patch mentioned above seems to fix my issue. Bart, can you resend that patch with a a Reported-by and Tested-by for Sebastian? > The soft lockup is gone and now I am getting the following but that > already happened on 4.3 too: This looks power management related. Might be worth to send a separate bug report to both linux-scsi and the people responsible for drivers/base/power/sysfs.c