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Message-ID: <20080527210924.0537cb44@infradead.org> Date: Tue, 27 May 2008 21:09:24 -0700 From: Arjan van de Ven <arjan@...radead.org> To: Fede <fedux@...men.org.ar> Cc: linux-kernel@...r.kernel.org Subject: Re: bad pmd ffff810000207238(9090909090909090). On Tue, 27 May 2008 23:01:01 -0300 Fede <fedux@...men.org.ar> wrote: > Hi, > > Today I tried to start a firewalling script and failed due to an > unrelated issue, but when I checked the log I saw this: > > May 27 20:38:15 kaoz ip_tables: (C) 2000-2006 Netfilter Core Team > May 27 20:38:28 kaoz Netfilter messages via NETLINK v0.30. > May 27 20:38:28 kaoz nf_conntrack version 0.5.0 (16384 buckets, 65536 > max) May 27 20:38:28 kaoz ctnetlink v0.93: registering with nfnetlink. > May 27 20:38:28 kaoz ClusterIP Version 0.8 loaded successfully > May 27 20:38:28 kaoz mm/memory.c:127: bad pmd > ffff810000207238(9090909090909090). 909090 is asm for "nop nop nop", a pattern often used in rootkits to deal with slightly unknown memory locations I would REALLY REALLY strongly suggest that you check for rootkits and the like on your system... -- If you want to reach me at my work email, use arjan@...ux.intel.com For development, discussion and tips for power savings, visit http://www.lesswatts.org -- 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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