From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751947AbcF0UGf (ORCPT ); Mon, 27 Jun 2016 16:06:35 -0400 Received: from mail.skyhub.de ([78.46.96.112]:52653 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751638AbcF0UGe (ORCPT ); Mon, 27 Jun 2016 16:06:34 -0400 Date: Mon, 27 Jun 2016 22:06:31 +0200 From: Borislav Petkov To: Thomas Gleixner Cc: Peter Zijlstra , x86-ml , lkml Subject: rc5+tip/master: Marking clocksource 'tsc' as unstable because the skew is too large: Message-ID: <20160627200631.GA3678@pd.tnic> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hey Thomas, Just started seeing this now during testing of Rafael's s/r fix: [ 24.973955] clocksource: timekeeping watchdog on CPU3: Marking clocksource 'tsc' as unstable because the skew is too large: [ 24.987744] clocksource: 'acpi_pm' wd_now: 2df835 wd_last: a6bb64 mask: ffffff [ 24.999587] clocksource: 'tsc' cs_now: 2bbe793d1e cs_last: 296e28763c mask: ffffffffffffffff [ 25.013400] clocksource: Switched to clocksource acpi_pm In the previous boot it was CPU1. And kernel is rc5+tip/master. Any suggestions are always welcome. -- Regards/Gruss, Boris. ECO tip #101: Trim your mails when you reply.