From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754944AbZLTBOJ (ORCPT ); Sat, 19 Dec 2009 20:14:09 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754869AbZLTBOI (ORCPT ); Sat, 19 Dec 2009 20:14:08 -0500 Received: from slowhand.arndnet.de ([88.198.19.76]:57538 "EHLO mail.unitix.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754784AbZLTBOH (ORCPT ); Sat, 19 Dec 2009 20:14:07 -0500 X-Greylist: delayed 1746 seconds by postgrey-1.27 at vger.kernel.org; Sat, 19 Dec 2009 20:14:07 EST Message-ID: <4B2D7388.9030002@nets.rwth-aachen.de> Date: Sun, 20 Dec 2009 01:44:56 +0100 From: Arnd Hannemann User-Agent: Thunderbird 2.0.0.23 (X11/20090817) MIME-Version: 1.0 To: linux-kernel@vger.kernel.org CC: linux-geode@bombadil.infradead.org Subject: 2.6.33-rc1: WARNING: at kernel/mutex-debug.c:78 (geode hw rng?) Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, not so sure if it is geode related. While starting rngd on 2.6.33-rc1 on a geode machine, I got this warning: [ 19.545852] ------------[ cut here ]------------ [ 19.547554] WARNING: at kernel/mutex-debug.c:78 debug_mutex_unlock+0x78/0xb8() [ 19.547554] Modules linked in: ipt_LOG iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 arc4 ecb ath5k ehci_hcd ohci_hcd mac80211 ath [ 19.547554] Pid: 2509, comm: rngd Not tainted 2.6.33-rc1-ah0 #2 [ 19.547554] Call Trace: [ 19.547554] [] ? debug_mutex_unlock+0x78/0xb8 [ 19.547554] [] warn_slowpath_common+0x60/0x77 [ 19.547554] [] warn_slowpath_null+0xd/0x10 [ 19.547554] [] debug_mutex_unlock+0x78/0xb8 [ 19.547554] [] __mutex_unlock_slowpath+0x7b/0xa3 [ 19.547554] [] mutex_unlock+0x8/0xa [ 19.547554] [] rng_dev_read+0x13b/0x156 [ 19.547554] [] ? rng_dev_read+0x0/0x156 [ 19.547554] [] vfs_read+0x8a/0x11a [ 19.547554] [] sys_read+0x3b/0x60 [ 19.547554] [] syscall_call+0x7/0xb [ 19.547554] ---[ end trace cd1825d2e719f82e ]--- however, the system seems stable, and the hwrng seems to work fine... Best regards, Arnd