linux-kernel - Re: Kernel 4.1.6 Panic due to slab corruption

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Message-ID: <alpine.DEB.2.11.1509080857300.24606@east.gentwo.org>
Date:	Tue, 8 Sep 2015 08:58:41 -0500 (CDT)
From:	Christoph Lameter <cl@...ux.com>
To:	Nikolay Borisov <kernel@...p.com>
cc:	"Linux-Kernel@...r. Kernel. Org" <linux-kernel@...r.kernel.org>,
	Marian Marinov <mm@...com>,
	SiteGround Operations <operations@...eground.com>
Subject: Re: Kernel 4.1.6 Panic due to slab corruption

On Mon, 7 Sep 2015, Nikolay Borisov wrote:

> Did a bit more investigation and it turns out the
> corruption is happening in slab_alloc_node, in the
> 'else' branch when get_freepointer is being called:

Please reboot the system and specify

	slub_debug

on the kernel command line. This will enable additional diagnostics which
will allow tracking down the issue to the subsystem causing it.


Or rebuild with

CONFIG_SLUB_DEBUG_ON

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