From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Sun, 11 May 2003 15:15:06 -0700 From: Andrew Morton Subject: Re: Slab corruption mm3 + davem fixes Message-Id: <20030511151506.172eee58.akpm@digeo.com> In-Reply-To: <1052690490.4471.2.camel@rth.ninka.net> References: <20030511031940.97C24251B@oscar.casa.dyndns.org> <200305111221.26048.tomlins@cam.org> <1052690490.4471.2.camel@rth.ninka.net> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: "David S. Miller" Cc: tomlins@cam.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, rusty@rustcorp.com.au, laforge@netfilter.org List-ID: "David S. Miller" wrote: > > On Sun, 2003-05-11 at 09:21, Ed Tomlinson wrote: > > I am also seeing this on 69-bk (as of Sunday morning) > ... > > On May 10, 2003 11:19 pm, Ed Tomlinson wrote: > > > I looked at my logs and found the following error in it. My kernel is > > > 69-mm3 with two davem fixes on it. > ... > > > May 10 22:41:06 oscar kernel: Call Trace: > > > May 10 22:41:06 oscar kernel: [__slab_error+30/32] __slab_error+0x1e/0x20 > > > May 10 22:41:06 oscar kernel: [check_poison_obj+376/384] > > > check_poison_obj+0x178/0x180 May 10 22:41:06 oscar kernel: > > > [kmalloc+221/392] kmalloc+0xdd/0x188 May 10 22:41:06 oscar kernel: > > > [alloc_skb+64/240] alloc_skb+0x40/0xf0 May 10 22:41:06 oscar kernel: > > Yeah, more bugs in the NAT netfilter changes. Debugging this one > patch is becomming a full time job :-( > > This should fix it. Rusty, you're computing checksums and mangling > src/dst using header pointers potentially pointing to free'd skbs. > Did you mean to send a one megabyte diff? -- 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: aart@kvack.org