From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io0-f172.google.com (mail-io0-f172.google.com [209.85.223.172]) by kanga.kvack.org (Postfix) with ESMTP id 79AE06B0038 for ; Wed, 5 Aug 2015 12:57:33 -0400 (EDT) Received: by iodd187 with SMTP id d187so55394151iod.2 for ; Wed, 05 Aug 2015 09:57:33 -0700 (PDT) Received: from resqmta-po-10v.sys.comcast.net (resqmta-po-10v.sys.comcast.net. [2001:558:fe16:19:96:114:154:169]) by mx.google.com with ESMTPS id v12si4627184igd.23.2015.08.05.09.57.32 for (version=TLSv1.2 cipher=RC4-SHA bits=128/128); Wed, 05 Aug 2015 09:57:32 -0700 (PDT) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (1.0) Subject: Re: PROBLEM: 4.1.4 -- Kernel Panic on shutdown From: Ron Murray In-Reply-To: Date: Wed, 5 Aug 2015 12:57:19 -0400 Content-Transfer-Encoding: quoted-printable Message-Id: <461E8600-5A4C-44DD-A108-4A5C2FA5BAD3@rjmx.net> References: <55C18D2E.4030009@rjmx.net> Sender: owner-linux-mm@kvack.org List-ID: To: Christoph Lameter Cc: Pekka Enberg , David Rientjes , Joonsoo Kim , Andrew Morton , "linux-mm@kvack.org" , Ingo Molnar , Peter Zijlstra I'll try the command-line option and see what I get. I thought about memory c= orruption, so ran memtest86 for a few hours with no errors (whatever that's w= orth). .....Ron Sent from my iPhone On Aug 5, 2015, at 12:09, Christoph Lameter wrote: >> [1.] One line summary of the problem: >> 4.1.4 -- Kernel Panic on shutdown >=20 > This is a kfree of an object that was not allocated via the slab > allocators or was already freed. If you boot with the kernel command line > argument "slub_debug" then you could get some more information. Could also= > be that memory was somehow corrupted. >=20 > The backtrace shows that this is a call occurring in the > scheduler. >=20 > CCing scheduler developers. >=20 >=20 >=20 > Call Trace: > > [] free_sched_group+0x29/0x30 > [] free_sched_group+rcu+0x10/0x20 > [] rcu_process_callbacks+0x231/0x510 > [] __do_softirq+0xee/0x1e0 > [] irq_exit+0x55/0x60 > [] smp_apic_timer_interrupt+0x45/0x60 > [] apic_timer_interrupt+0x6b/0x70 > > [] ? finish_task_switch+0x61/0x100 > [] ? cpuidle_enter_state+0xad/0x170 > [] ? cpuidle_enter_state+0xa6/0x170 > [] cpuidle_enter+0x12/0x20 > [] cpu_startup_entry+0x268/0x2e0 > [] start_secondary+0x167/0x170 >=20 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org