From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx177.postini.com [74.125.245.177]) by kanga.kvack.org (Postfix) with SMTP id 0239B6B004D for ; Wed, 7 Dec 2011 09:32:32 -0500 (EST) Date: Wed, 7 Dec 2011 15:32:23 +0100 From: Robert Richter Subject: Re: WARNING: at mm/slub.c:3357, kernel BUG at mm/slub.c:3413 Message-ID: <20111207143223.GX15738@erda.amd.com> References: <20111121131531.GA1679@x4.trippels.de> <1321884966.10470.2.camel@edumazet-HP-Compaq-6005-Pro-SFF-PC> <20111121153621.GA1678@x4.trippels.de> <20111123160353.GA1673@x4.trippels.de> <20111124085040.GA1677@x4.trippels.de> <20111201084437.GA1529@x4.trippels.de> <20111202194309.GA12057@homer.localdomain> <20111202200649.GA1603@x4.trippels.de> <20111202204820.GB1603@x4.trippels.de> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20111202204820.GB1603@x4.trippels.de> Sender: owner-linux-mm@kvack.org List-ID: To: Markus Trippelsdorf Cc: Jerome Glisse , Christoph Lameter , "Alex, Shi" , Dave Airlie , Eric Dumazet , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" , dri-devel@lists.freedesktop.org, Pekka Enberg , "linux-mm@kvack.org" , Matt Mackall , tj@kernel.org, Alex Deucher On 02.12.11 21:48:20, Markus Trippelsdorf wrote: > BTW I always see (mostly only on screen, sometimes in the logs): > > [Firmware Bug]: cpu 2, try to use APIC500 (LVT offset 0) for vector 0x10400, but the register is already in use for vector 0xf9 on another cpu > [Firmware Bug]: cpu 2, IBS interrupt offset 0 not available (MSRC001103A=0x0000000000000100) > [Firmware Bug]: using offset 1 for IBS interrupts > [Firmware Bug]: workaround enabled for IBS LVT offset > perf: AMD IBS detected (0x0000001f) > > But I hope that it is only a harmless warning. > (perf Instruction-Based Sampling) Yes, the message always apears on AMD family 10h. Nothing to worry about. A patch is on the way to soften the message to not scare the people: http://git.kernel.org/?p=linux/kernel/git/tip/tip.git;a=commit;h=16e5294e5f8303756a179cf218e37dfb9ed34417 -Robert -- Advanced Micro Devices, Inc. Operating System Research Center -- 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/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org