system without RAM on node0 boot fail

Yinghai Lu
2008-01-31T04:09:19Z

one system not install RAM on node0 got

SRAT: PXM 0 -> APIC 0 -> Node 0
SRAT: PXM 0 -> APIC 1 -> Node 0
SRAT: PXM 1 -> APIC 2 -> Node 1
SRAT: PXM 1 -> APIC 3 -> Node 1
SRAT: Node 1 PXM 1 0-a0000
SRAT: Node 1 PXM 1 0-dd000000
SRAT: Node 1 PXM 1 0-123000000
Bootmem setup node 1 0000000000000000-0000000123000000
NODE_DATA [000000000000e000 - 0000000000014fff]
bootmap [0000000000015000 - 00000000000395ff] pages 25
early res: 0 [0-fff] BIOS data page
early res: 1 [6000-7fff] SMP_TRAMPOLINE
early res: 2 [200000-d9c273] TEXT DATA BSS
early res: 3 [7e700000-7ffffa25] RAMDISK
early res: 4 [9bc00-9dbff] EBDA
early res: 5 [8000-dfff] PGTABLE
Could not find start_pfn for node 0
Pid: 0, comm: swapper Not tainted 2.6.24-smp-04921-gbce08dc-dirty #42

Call Trace:
[<ffffffff80c200d6>] free_area_init_node+0x22/0x381
[<ffffffff804539e5>] generic_swap+0x0/0x17
[<ffffffff80c06a1b>] find_zone_movable_pfns_for_nodes+0x54/0x271
[<ffffffff80c06f4a>] free_area_init_nodes+0x239/0x287
[<ffffffff80c0203a>] paging_init+0x46/0x4c
[<ffffffff80bf9dba>] setup_arch+0x3c3/0x44e
[<ffffffff80bf38d3>] start_kernel+0x6f/0x2c7
[<ffffffff80bf31e1>] _sinittext+0x1e1/0x1e8

RIP 0x10