Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755030Ab3EFR4z (ORCPT ); Mon, 6 May 2013 13:56:55 -0400 Received: from mx1.redhat.com ([209.132.183.28]:20574 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753336Ab3EFR4y (ORCPT ); Mon, 6 May 2013 13:56:54 -0400 Date: Mon, 6 May 2013 13:56:47 -0400 From: Dave Jones To: paulmck@linux.vnet.ibm.com Cc: Linux Kernel Subject: rcu_init allocation failure trace on bootup Message-ID: <20130506175647.GA1309@redhat.com> Mail-Followup-To: Dave Jones , paulmck@linux.vnet.ibm.com, Linux Kernel MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1958 Lines: 33 [ 0.000000] RCU debugfs-based tracing is enabled. [ 0.000000] RCU lockdep checking is enabled. [ 0.000000] ------------[ cut here ]------------ [ 0.000000] WARNING: at mm/nobootmem.c:215 ___alloc_bootmem_nopanic+0x3a/0x7d() [ 0.000000] Modules linked in: [ 0.000000] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.9.0+ #128 [ 0.000000] Hardware name: /D975XBX, BIOS BX97510J.86A.1209.2006.0601.1340 06/01/2006 [ 0.000000] ffffffff819f4246 ffffffff81c01e68 ffffffff816a0db2 ffffffff81c01ea8 [ 0.000000] ffffffff8104b1a0 ffffffff819e1078 0000000000000000 0000000000000008 [ 0.000000] ffffffffffffffff 0000000000000040 0000000000000000 ffffffff81c01eb8 [ 0.000000] Call Trace: [ 0.000000] [] dump_stack+0x19/0x1b [ 0.000000] [] warn_slowpath_common+0x70/0xa0 [ 0.000000] [] warn_slowpath_null+0x1a/0x20 [ 0.000000] [] ___alloc_bootmem_nopanic+0x3a/0x7d [ 0.000000] [] __alloc_bootmem+0x13/0x39 [ 0.000000] [] alloc_bootmem_cpumask_var+0x1a/0x21 [ 0.000000] [] rcu_init+0x7f/0x261 [ 0.000000] [] ? perf_event_init+0x178/0x181 [ 0.000000] [] start_kernel+0x232/0x3d3 [ 0.000000] [] ? repair_env_string+0x5e/0x5e [ 0.000000] [] x86_64_start_reservations+0x2a/0x2c [ 0.000000] [] x86_64_start_kernel+0xcd/0xd1 [ 0.000000] ---[ end trace 0acfc82c197165dd ]--- [ 0.000000] Experimental no-CBs for all CPUs [ 0.000000] Experimental no-CBs CPUs: 0-1. [ 0.000000] NO_HZ: Full dynticks CPUs: 1. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/