Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754225Ab0FXHub (ORCPT ); Thu, 24 Jun 2010 03:50:31 -0400 Received: from fg-out-1718.google.com ([72.14.220.154]:46483 "EHLO fg-out-1718.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753789Ab0FXHu3 (ORCPT ); Thu, 24 Jun 2010 03:50:29 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:x-enigmail-version:content-type :content-transfer-encoding; b=ghvr3lygecT9DNSwyfjlM+p8w08+aU/Jxz948ByoMaa7qHUDGaYG0gXTJoGsKp1kvm LArNd/Z2HFHwHS/dih0YlKeZs1BNAECruuwERW+Sgmrr6JGZ6AZtsG2ZkL7mw+Wm2Flw VyRrW9aX72y2Pi8J2L6tx4Ic+3XwrKV8+Kg4E= Message-ID: <4C230E3F.4020107@gmail.com> Date: Thu, 24 Jun 2010 09:50:23 +0200 From: Tejun Heo User-Agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); en-US; rv:1.9.1.10) Gecko/20100512 Thunderbird/3.0.5 MIME-Version: 1.0 To: Xiaotian Feng , Greg Kroah-Hartman CC: Miles Lane , LKML , Alexander Viro , Andrew Morton , Cliff Wickman , stable@kernel.org Subject: Re: 2.6.35-rc3 -- kernel BUG at mm/vmalloc.c:216! - invalid opcode: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC References: <4C2305F9.5010306@gmail.com> In-Reply-To: X-Enigmail-Version: 1.0.1 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1115 Lines: 27 On 06/24/2010 09:45 AM, Xiaotian Feng wrote: >> It's probably the same bug Cliff Wickman reported. >> per_cpu_ptr_to_phys() was using wrong first chunk match logic which >> ends up passing wrong addresses to vmalloc_to_page(). I have the >> following fix patch queued in percpu#for-linus branch and was waiting >> for Linus to come back. >> >> http://git.kernel.org/?p=linux/kernel/git/tj/percpu.git;a=commitdiff_plain;h=9983b6f0cf8263e51bcf4c8a9dc0c1ef175b3c60;hp=a92d3ff9e5dbd958d8008a3e7a573e988e370ca3 >> >> Can you please verify the above patch fixes the problem? > > Yes, that patch fixes the problem on my box, thanks. Thanks for verifying. Greg, we'll have to wait till Linus comes back for mainline but maybe it's a good idea to put this into -stable queue early? It's a rather straight forward bug fix and unlikely to be contentious. Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/