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Message-ID: <45D17F9C.2010509@ribosome.natur.cuni.cz> Date: Tue, 13 Feb 2007 10:06:36 +0100 From: Martin MOKREJS( <mmokrejs@...osome.natur.cuni.cz> To: Christoph Lameter <clameter@....com> CC: LKML <linux-kernel@...r.kernel.org> Subject: Re: 2.6.19.1: kernel BUG at mm/slab.c:2911! Christoph Lameter wrote: > On Tue, 30 Jan 2007, Martin MOKREJS wrote: > >> Hi, >> is this a known issue? Should I bother to upgrade to 2.6.19.2 if it contains the fix? >> Thank you any help. It might be related to NFS. The machine in question is NFSv3 client, >> udp. And used for computations. The process which died is from torque cluster management >> package. > >> 000: 00 00 00 00 fe ff ff ff fe ff ff ff 3a 00 00 00 > > The beginning of the slab was overwritten. The first two words should have > been list pointers. color offset is also invalid as is the pointer to the > slab memory. > > Are you using cpu hotplug by chance? No, it is a classical P4 machine, ASUS P4C800E-Deluxe motherboard. However, it might have been related to the overclocked CPU. Although 12 other, exactly same machines are running fine at the same over-clock I have decreased the settings. It did not happen since then. So I believe it was a hardware issue. Thanks for the explanation. Martin - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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