On Fri, Jan 24, 2014 at 7:01 AM, Dave Hansen <dave.hansen@xxxxxxxxx> wrote: > There are two failure modes I'm seeing: one when (failing to) allocate > the first node's mem_map[], and a second where it oopses accessing the > numa_distance[] table. This is the numa_distance[] one, and it happens > even with the patch you suggested applied. > >> [ 0.000000] memblock_find_in_range_node():239 >> [ 0.000000] __memblock_find_range_top_down():150 >> [ 0.000000] __memblock_find_range_top_down():152 i: 600000001 >> [ 0.000000] memblock_find_in_range_node():241 ret: 2147479552 >> [ 0.000000] memblock_reserve: [0x0000007ffff000-0x0000007ffff03f] flags 0x0 numa_set_distance+0xd2/0x252 that address is wrong. Can you post whole log with current linus' tree + two patches that I sent out yesterday? >> [ 0.000000] numa_distance phys: 7ffff000 >> [ 0.000000] numa_distance virt: ffff88007ffff000 >> [ 0.000000] numa_distance size: 64 >> [ 0.000000] numa_alloc_distance() accessing numa_distance[] at byte: 0 >> [ 0.000000] BUG: unable to handle kernel paging request at ffff88007ffff000 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>