From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Fri, 18 Apr 2008 20:32:39 +1000 (EST) From: James Morris Subject: Re: 2.6.25-mm1: not looking good In-Reply-To: <20080418072457.GB18044@elte.hu> Message-ID: References: <20080417160331.b4729f0c.akpm@linux-foundation.org> <84144f020804172340l79f9c815u42e4dad69dada299@mail.gmail.com> <20080418072457.GB18044@elte.hu> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Ingo Molnar , Andrew Morton Cc: Pekka Enberg , Thomas Gleixner , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Stephen Smalley , Paul Moore List-ID: On Fri, 18 Apr 2008, Ingo Molnar wrote: > > * Pekka Enberg wrote: > > > Andrew, you don't seem to have slab debugging enabled: > > > > # CONFIG_DEBUG_SLAB is not set > > > > And quite frankly, the oops looks unlikely to be a slab bug but rather > > a plain old slab corruption cause by the callers... > > hm, there's sel_netnode_free() in the stackframe - that's from > security/selinux/netnode.c. Andrew, any recent changes in that area? I've reverted the -mm only change to that file in git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/selinux-2.6.git#for-akpm commit f777964ad75cf4a119d911d12e81948d2402677f Author: James Morris Date: Fri Apr 18 20:27:24 2008 +1000 Revert "SELinux: Made netnode cache adds faster" This reverts commit 6bf8f41d4efdf9d4eeb4f7df9c591e281f7da93e. Possible cause of slab corruption in -mm. -- James Morris -- 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/ . Don't email: email@kvack.org