From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751961AbXB0WY4 (ORCPT ); Tue, 27 Feb 2007 17:24:56 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751956AbXB0WYz (ORCPT ); Tue, 27 Feb 2007 17:24:55 -0500 Received: from mailin1.k-net.dk ([82.211.192.11]:2868 "EHLO mailin1.k-net.dk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751952AbXB0WYy convert rfc822-to-8bit (ORCPT ); Tue, 27 Feb 2007 17:24:54 -0500 Subject: Re: PROBLEM: "BUG:" when resuming from suspend-to-ram From: Kristian =?ISO-8859-1?Q?Gr=F8nfeldt_S=F8rensen?= To: "Rafael J. Wysocki" Cc: Linux kernel mailing list In-Reply-To: <200702272304.01756.rjw@sisk.pl> References: <1172601905.5428.28.camel@localhost.localdomain> <200702272304.01756.rjw@sisk.pl> Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 8BIT Date: Tue, 27 Feb 2007 23:23:49 +0100 Message-Id: <1172615029.4865.7.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.8.2.1 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2007-02-27 at 23:04 +0100, Rafael J. Wysocki wrote: > Hi, > > On Tuesday, 27 February 2007 19:45, Kristian Grønfeldt Sørensen wrote: > > Hi. > > > > PROBLEM: "BUG:" when resumimg from suspend-to-ram > > > > My laptop have a problem with resuming from suspend-to-ram. > > It does not occur every time - most of the time, resume works without > > any problem.at all. > > > > After it occurs, the laptop refuses to go into suspend-to-ram mode until > > next reboot. > > What do you mean by "refuses"? As in it does not suspend when i close the lid. It just stays on. > Are there any suspicious messages in > dmesg? No: This what i get just after the stacktrace: video bus notify video bus notify video bus notify video bus notify video bus notify video bus notify video bus notify video bus notify DEV: Unregistering device. ID = 'vcs7' PM: Removing info for No Bus:vcs7 device_create_release called for vcs7 DEV: Unregistering device. ID = 'vcsa7' PM: Removing info for No Bus:vcsa7 device_create_release called for vcsa7 DEV: registering device: ID = 'vcs7' PM: Adding info for No Bus:vcs7 DEV: registering device: ID = 'vcsa7' PM: Adding info for No Bus:vcsa7 DEV: Unregistering device. ID = 'vcs7' PM: Removing info for No Bus:vcs7 device_create_release called for vcs7 DEV: Unregistering device. ID = 'vcsa7' PM: Removing info for No Bus:vcsa7 device_create_release called for vcsa7 The "video bus notify" lines is from attempts to suspend the machine once again, but as I described above, nothing happens - the computer stays on. The rest is from switches between VT's and X. > > The system is a Debian unstable running with a self-compiled 2.6.20 > > kernel downloaded from kernel.org. > > > > I've only tried suspend-to-ram on 2.6.20 so I don't know whether or not > > other versions might have the same problem. > > > > I'm not subscribed to the list. Please CC me. > > I guess one of the drivers you use goes awry at some point. Please provide > us with more information (like dmesg output after a failing resume). See the above dmesg snippet. /Kristian