From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: PROBLEM: [regression] Corrupted low memory after resume from suspend, starting with 3.11-rc3 Date: Thu, 21 Nov 2013 23:05:15 +0100 Message-ID: <1413632.CebWE94SKW@vostro.rjw.lan> References: <20131121160916.69985889@rechenknecht2k7> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7Bit Return-path: Received: from v094114.home.net.pl ([79.96.170.134]:62886 "HELO v094114.home.net.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1754068Ab3KUVwf (ORCPT ); Thu, 21 Nov 2013 16:52:35 -0500 In-Reply-To: <20131121160916.69985889@rechenknecht2k7> Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: Benjamin Valentin Cc: linux-pm@vger.kernel.org On Thursday, November 21, 2013 04:09:16 PM Benjamin Valentin wrote: > Hello, > starting with Linux 3.11, resuming from suspend leads to corrupted low > memory on my Gigabyte 965P-DS3 board. As a result of this, the ethernet > interface won't come up again/the display doesn't turn back on after > resume. Do I understand correctly that this is about suspend to RAM? > I've used Ubuntu's mainline builds for convenience and 3.11-rc3 is the > first revision to exhibit the issue. However, 3.11-rc1 and 3.11-rc2 > will fail to suspend entirely. With 3.10, no memory corruption happens > and the system suspends just fine. Could you find (using bisection) the last kernel between 3.10 and 3.11-rc1 that both suspended and resumed correctly and did not corrupt things for you? Rafael