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.
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