From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail190.messagelabs.com (mail190.messagelabs.com [216.82.249.51]) by kanga.kvack.org (Postfix) with SMTP id 8C6AD6B006A for ; Thu, 14 Jan 2010 17:01:43 -0500 (EST) Date: Thu, 14 Jan 2010 16:01:36 -0600 (CST) From: Christoph Lameter Subject: Re: SLUB ia64 linux-next crash bisected to 756dee75 In-Reply-To: <20100114212933.GK4545@ldl.fc.hp.com> Message-ID: References: <20100113002923.GF2985@ldl.fc.hp.com> <20100114182214.GB4545@ldl.fc.hp.com> <84144f021001141117o6271244cmbe9ba790f9616b2c@mail.gmail.com> <20100114203221.GI4545@ldl.fc.hp.com> <20100114212933.GK4545@ldl.fc.hp.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org To: Alex Chiang Cc: Pekka Enberg , linux-ia64@vger.kernel.org, linux-mm@kvack.org List-ID: On Thu, 14 Jan 2010, Alex Chiang wrote: > @@ -2100,6 +2100,7 @@ static void early_kmem_cache_node_alloc(gfp_t gfpflags, in > t node) > BUG_ON(kmalloc_caches->size < sizeof(struct kmem_cache_node)); > > page = new_slab(kmalloc_caches, gfpflags, node); > + printk("page from new_slab() %#llx\n", page); > > BUG_ON(!page); > if (page_to_nid(page) != node) { > > Memory: 66849344k/66910528k available (8033k code, 110720k reserved, 10805k data, 1984k init) > page from new_slab() 0xa07fffffff900000 > page from new_slab() 0xa07fffffe39000e0 > SLUB: Unable to allocate memory from node 2 > SLUB: Allocating a useless per node structure in order to be able to continue > SLUB: Genslabs=18, HWalign=128, Order=0-3, MinObjects=0, CPUs=16, Nodes=1024 > > [...] > > Unable to handle kernel paging request at virtual address a07ffffe5a7838a8 Garg. We did not hit the point before the crash. Must be an insipient page_to_nid somewhere. -- 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