From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1165857AbdDXG6L (ORCPT ); Mon, 24 Apr 2017 02:58:11 -0400 Received: from metis.ext.4.pengutronix.de ([92.198.50.35]:34171 "EHLO metis.ext.4.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1165776AbdDXG6B (ORCPT ); Mon, 24 Apr 2017 02:58:01 -0400 Date: Mon, 24 Apr 2017 08:57:54 +0200 From: Uwe =?iso-8859-1?Q?Kleine-K=F6nig?= To: kernel test robot Cc: Sascha Hauer , Brian Norris , LKML , Linus Torvalds , lkp@01.org Subject: Re: [lkp-robot] [mtd] 42e9401bd1: WARNING:at_kernel/locking/lockdep.c:#__bfs Message-ID: <20170424065754.pv7rjvf2fckpo2fc@pengutronix.de> References: <20170411014729.GV17682@yexl-desktop> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20170411014729.GV17682@yexl-desktop> User-Agent: Mutt/1.6.2-neo (2016-06-11) X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::c5 X-SA-Exim-Mail-From: ukl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, On Tue, Apr 11, 2017 at 09:47:29AM +0800, kernel test robot wrote: > > FYI, we noticed the following commit: > > commit: 42e9401bd1467d22c4dc4d2c637347b874e6a80b ("mtd: Add partition device node to mtd partition devices") > https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master > > in testcase: trinity > with following parameters: > > runtime: 300s > > test-description: Trinity is a linux system call fuzz tester. > test-url: http://codemonkey.org.uk/projects/trinity/ > > > on test machine: qemu-system-x86_64 -enable-kvm -m 512M > > caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): > > > +--------------------------------------------------------------------------+------------+------------+ > | | 89a0d9a9f1 | 42e9401bd1 | > +--------------------------------------------------------------------------+------------+------------+ > | boot_successes | 0 | 0 | > | boot_failures | 56 | 52 | > | WARNING:at_drivers/gpu/drm/drm_mode_config.c:#drm_mode_config_cleanup | 56 | 52 | > | BUG:unable_to_handle_kernel | 1 | 39 | > | Oops:#[##] | 1 | 39 | > | Kernel_panic-not_syncing:Fatal_exception | 1 | 39 | > | WARNING:at_kernel/locking/lockdep.c:#__bfs | 0 | 39 | > | BUG:sleeping_function_called_from_invalid_context_at_arch/x86/mm/fault.c | 0 | 39 | > | WARNING:at_kernel/locking/lockdep.c:#__lock_acquire | 0 | 11 | > | BUG:spinlock_lockup_suspected_on_CPU | 0 | 11 | > +--------------------------------------------------------------------------+------------+------------+ Did someone look into this? For me this looks like a wrong report, the attached config doesn't even have MTD_OF_PARTS enabled. Best regards Uwe -- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | http://www.pengutronix.de/ | From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============4109233142250019690==" MIME-Version: 1.0 From: Uwe Kleine-König To: lkp@lists.01.org Subject: Re: [lkp-robot] [mtd] 42e9401bd1: WARNING:at_kernel/locking/lockdep.c:#__bfs Date: Mon, 24 Apr 2017 08:57:54 +0200 Message-ID: <20170424065754.pv7rjvf2fckpo2fc@pengutronix.de> In-Reply-To: <20170411014729.GV17682@yexl-desktop> List-Id: --===============4109233142250019690== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Hello, On Tue, Apr 11, 2017 at 09:47:29AM +0800, kernel test robot wrote: > = > FYI, we noticed the following commit: > = > commit: 42e9401bd1467d22c4dc4d2c637347b874e6a80b ("mtd: Add partition dev= ice node to mtd partition devices") > https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master > = > in testcase: trinity > with following parameters: > = > runtime: 300s > = > test-description: Trinity is a linux system call fuzz tester. > test-url: http://codemonkey.org.uk/projects/trinity/ > = > = > on test machine: qemu-system-x86_64 -enable-kvm -m 512M > = > caused below changes (please refer to attached dmesg/kmsg for entire log/= backtrace): > = > = > +------------------------------------------------------------------------= --+------------+------------+ > | = | 89a0d9a9f1 | 42e9401bd1 | > +------------------------------------------------------------------------= --+------------+------------+ > | boot_successes = | 0 | 0 | > | boot_failures = | 56 | 52 | > | WARNING:at_drivers/gpu/drm/drm_mode_config.c:#drm_mode_config_cleanup = | 56 | 52 | > | BUG:unable_to_handle_kernel = | 1 | 39 | > | Oops:#[##] = | 1 | 39 | > | Kernel_panic-not_syncing:Fatal_exception = | 1 | 39 | > | WARNING:at_kernel/locking/lockdep.c:#__bfs = | 0 | 39 | > | BUG:sleeping_function_called_from_invalid_context_at_arch/x86/mm/fault.= c | 0 | 39 | > | WARNING:at_kernel/locking/lockdep.c:#__lock_acquire = | 0 | 11 | > | BUG:spinlock_lockup_suspected_on_CPU = | 0 | 11 | > +------------------------------------------------------------------------= --+------------+------------+ Did someone look into this? For me this looks like a wrong report, the attached config doesn't even have MTD_OF_PARTS enabled. = Best regards Uwe -- = Pengutronix e.K. | Uwe Kleine-K=C3=B6nig = | Industrial Linux Solutions | http://www.pengutronix.de/ | --===============4109233142250019690==--