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Date: Mon, 21 Nov 2011 15:21:02 +0100 From: Markus Trippelsdorf <markus@...ppelsdorf.de> To: Eric Dumazet <eric.dumazet@...il.com> Cc: "Alex,Shi" <alex.shi@...el.com>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "linux-mm@...ck.org" <linux-mm@...ck.org>, Christoph Lameter <cl@...ux-foundation.org>, Pekka Enberg <penberg@...nel.org>, Matt Mackall <mpm@...enic.com>, "netdev@...r.kernel.org" <netdev@...r.kernel.org> Subject: Re: WARNING: at mm/slub.c:3357, kernel BUG at mm/slub.c:3413 On 2011.11.21 at 15:16 +0100, Eric Dumazet wrote: > Le lundi 21 novembre 2011 à 14:15 +0100, Markus Trippelsdorf a écrit : > > > I've enabled CONFIG_SLUB_DEBUG_ON and this is what happend: > > > > Thanks > > Please continue to provide more samples. > > There is something wrong somewhere, but where exactly, its hard to say. > > Something is keeping a pointer to freed memory and reuse it while memory > had been reused. > > Are you using hugepages ? Only CONFIG_TRANSPARENT_HUGEPAGE and CONFIG_TRANSPARENT_HUGEPAGE_ALWAYS. I've increased LOG_BUF_SHIFT to 18, because it looks like the beginning of the SLUB_DEBUG output was cut off last time. -- Markus -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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