On Mon, Aug 24, 2015 at 2:25 PM, Yinghai Lu <yinghai@xxxxxxxxxx> wrote: > Can you boot with "debug ignore_loglevel" so we can see following print out > for vmemmap? See attached. There are a few extra messages from my own debug printk() calls. It seems that we successfully deal with node 0 from topology_init() but die walking node 1. I see that the NODE_DATA limits for memory on node 1 were from 1d70000 to 3a00000. But when we get into register_mem_sect_under_node() we have rounded the start pfn down to 1d00000 ... and we panic processing that range (which is in a hole in e820). We seem to die here: for (pfn = sect_start_pfn; pfn <= sect_end_pfn; pfn++) { int page_nid; page_nid = get_nid_for_pfn(pfn); -Tony
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