Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753375AbYCCMGb (ORCPT ); Mon, 3 Mar 2008 07:06:31 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751418AbYCCMGX (ORCPT ); Mon, 3 Mar 2008 07:06:23 -0500 Received: from styx.suse.cz ([82.119.242.94]:37592 "EHLO mail.suse.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751279AbYCCMGX (ORCPT ); Mon, 3 Mar 2008 07:06:23 -0500 Date: Mon, 3 Mar 2008 13:06:22 +0100 (CET) From: Jiri Kosina To: Jiri Olsa cc: Andrew Morton , linux-kernel@vger.kernel.org, Nadia Derbey , peifferp@gmail.com Subject: Re: [BUG] soft lockup detected with ipcs In-Reply-To: <47CBE871.4090309@gmail.com> Message-ID: References: <47C7E280.4010805@gmail.com> <47CAE7D5.5040907@gmail.com> <20080302120236.61e0ec74.akpm@linux-foundation.org> <47CBE871.4090309@gmail.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 694 Lines: 20 On Mon, 3 Mar 2008, Jiri Olsa wrote: > I'll try the patch, so far I attached the ipcs strace and adjacent kernel logs. Thanks for the strace. The kernel oopses showing the soft lockup happen at the time of the first segfaulting run of ipcs, or the second one that hangs? The oopses are different compared to the ones you posted previously -- those were clearly poiting to use-after-free, these show spinlock lockup. -- Jiri Kosina SUSE Labs -- 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/