On Fri, Oct 31, 2008 at 8:56 AM, Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote: > I have created today's linux-next tree at > git://git.kernel.org/pub/scm/linux/kernel/git/sfr/linux-next.git > (patches at > http://www.kernel.org/pub/linux/kernel/people/sfr/linux-next/). If you > are tracking the linux-next tree using git, you should not use "git pull" > to do so as that will try to merge the new linux-next release with the > old one. You should use "git fetch" as mentioned in the FAQ on the wiki > (see below). Hm, won't boot for me :-( [Linux-bzImage, setup=0x3000, size=0xfdbd90] BIOS EBDA/lowmem at: 0009fc00/0009fc00 Initializing cgroup subsys cpuset Initializing cgroup subsys cpu Linux version 2.6.28-rc2-next-20081031 (vegard@xxxxxxxxxxxxxxxxxxxxx) (gcc versi on 4.3.0 20080428 (Red Hat 4.3.0-8) (GCC) ) #59 SMP Sat Nov 1 08:01:36 CET 2008 KERNEL supported cpus: Intel GenuineIntel AMD AuthenticAMD NSC Geode by NSC Cyrix CyrixInstead Centaur CentaurHauls Transmeta GenuineTMx86 Transmeta TransmetaCPU UMC UMC UMC UMC BIOS-provided physical RAM map: BIOS-e820: 0000000000000000 - 000000000009fc00 (usable) BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved) BIOS-e820: 00000000000e6000 - 0000000000100000 (reserved) BIOS-e820: 0000000000100000 - 000000003ffc0000 (usable) BIOS-e820: 000000003ffc0000 - 000000003ffce000 (ACPI data) BIOS-e820: 000000003ffce000 - 000000003fff0000 (ACPI NVS) BIOS-e820: 000000003fff0000 - 0000000040000000 (reserved) BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved) BIOS-e820: 00000000ffb80000 - 0000000100000000 (reserved) console [earlyser0] enabled debug: ignoring loglevel setting. DMI 2.3 present. AMI BIOS detected: BIOS may corrupt low RAM, working it around. last_pfn = 0x3ffc0 max_arch_pfn = 0x100000 x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106 kernel direct mapping tables up to 373fe000 @ 100000-1e1000 ACPI: RSDP 000F9380, 0014 (r0 ACPIAM) ACPI: RSDT 3FFC0000, 0034 (r1 A M I OEMRSDT 7000624 MSFT 97) ACPI: FACP 3FFC0200, 0084 (r2 A M I OEMFACP 7000624 MSFT 97) ACPI: DSDT 3FFC0430, 42F0 (r1 945P 945PA30 0 INTL 2002026) ACPI: FACS 3FFCE000, 0040 ACPI: APIC 3FFC0390, 005C (r1 A M I OEMAPIC 7000624 MSFT 97) ACPI: MCFG 3FFC03F0, 003C (r1 A M I OEMMCFG 7000624 MSFT 97) ACPI: OEMB 3FFCE040, 0046 (r1 A M I AMI_OEM 7000624 MSFT 97) ACPI: Local APIC address 0xfee00000 139MB HIGHMEM available. 883MB LOWMEM available. mapped low ram: 0 - 373fe000 low ram: 00000000 - 373fe000 bootmap 00010000 - 00016e80 (8 early reservations) ==> bootmem [0000000000 - 00373fe000] #0 [0000000000 - 0000001000] BIOS data page ==> [0000000000 - 0000001000] #1 [0000001000 - 0000002000] EX TRAMPOLINE ==> [0000001000 - 0000002000] #2 [0000006000 - 0000007000] TRAMPOLINE ==> [0000006000 - 0000007000] #3 [0000400000 - 0002915914] TEXT DATA BSS ==> [0000400000 - 0002915914] #4 [0002916000 - 0002932000] INIT_PG_TABLE ==> [0002916000 - 0002932000] #5 [000009fc00 - 0000100000] BIOS reserved ==> [000009fc00 - 0000100000] #6 [0000100000 - 00001c2000] PGTABLE ==> [0000100000 - 00001c2000] #7 [0000010000 - 0000017000] BOOTMAP ==> [0000010000 - 0000017000] found SMP MP-table at [c00ff780] 000ff780 Zone PFN ranges: DMA 0x00000010 -> 0x00001000 Normal 0x00001000 -> 0x000373fe HighMem 0x000373fe -> 0x0003ffc0 Movable zone start PFN for each node early_node_map[2] active PFN ranges 0: 0x00000010 -> 0x0000009f 0: 0x00000100 -> 0x0003ffc0 On node 0 totalpages: 261967 free_area_init_node: node 0, pgdat c22fbf80, node_mem_map c2933380 DMA zone: 56 pages used for memmap DMA zone: 0 pages reserved DMA zone: 3927 pages, LIFO batch:0 Normal zone: 3038 pages used for memmap Normal zone: 219168 pages, LIFO batch:31 HighMem zone: 490 pages used for memmap HighMem zone: 35288 pages, LIFO batch:7 Movable zone: 0 pages used for memmap Using APIC driver default ACPI: PM-Timer IO Port: 0x808 ACPI: Local APIC address 0xfee00000 ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled) ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0]) IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-23 ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) ACPI: IRQ0 used by override. ACPI: IRQ2 used by override. ACPI: IRQ9 used by override. Enabling APIC mode: Flat. Using 1 I/O APICs Using ACPI (MADT) for SMP configuration information SMP: Allowing 2 CPUs, 0 hotplug CPUs PM: Registered nosave memory: 000000000009f000 - 00000000000a0000 PM: Registered nosave memory: 00000000000a0000 - 00000000000e6000 PM: Registered nosave memory: 00000000000e6000 - 0000000000100000 Allocating PCI resources starting at 50000000 (gap: 40000000:bee00000) BUG: Int 6: CR2 00000000 EDI 01000000 ESI 00000000 EBP c2345f6c ESP c2345f0c EBX c23e3dac EDX 00000006 ECX 00000080 EAX c23e3dac err 00000000 EIP c2372d2a CS 00000060 flg 00010046 Stack: c2345f74 c2372f3f 00000001 fffffeec 00000114 00000046 c2345fb0 c0465301 00000080 00000000 c23e3dac 000000df c23e3dac 00001001 000373fe 00000000 00000000 c23e3dac 01000000 00000000 c2345f98 c2372ff8 01000000 00000000 Pid: 0, comm: swapper Not tainted 2.6.28-rc2-next-20081031 #59 Call Trace: [<c2372d2a>] ? alloc_bootmem_core+0x49/0x2b2 [<c2372f3f>] ? alloc_bootmem_core+0x25e/0x2b2 [<c0465301>] ? vprintk+0x181/0x440 [<c2372ff8>] ? ___alloc_bootmem_nopanic+0x65/0x91 [<c237308d>] ? ___alloc_bootmem+0x16/0x3c [<c237308d>] ? ___alloc_bootmem+0x16/0x3c [<c2373163>] ? __alloc_bootmem+0x12/0x14 [<c23757fe>] ? cpu_alloc_init+0x4b/0x5d [<c2354709>] ? start_kernel+0xe9/0x3c1 [<c2354099>] ? __init_begin+0x99/0xa1 This is EIP: static void * __init alloc_bootmem_core(struct bootmem_data *bdata, unsigned long size, unsigned long align, unsigned long goal, unsigned long limit) { unsigned long fallback = 0; unsigned long min, max, start, sidx, midx, step; BUG_ON(!size); <-- HERE! ...coming from: void __init cpu_alloc_init(void) { base_percpu_in_units = (__per_cpu_end - __per_cpu_start + UNIT_SIZE - 1) / UNIT_SIZE; nr_units = PERCPU_AREA_SIZE / UNIT_SIZE - base_percpu_in_units; cpu_alloc_map = alloc_bootmem(BITS_TO_LONGS(nr_units)); <-- HERE! } ...looks to have been introduced in: commit 66f2d2c531e755656a5481fb92a9d137404d9f44 Author: Christoph Lameter <cl@xxxxxxxxxxxxxxxxxxxx> Date: Mon Oct 27 14:45:46 2008 -0500 cpualloc: the allocator Adding to Cc. Vegard -- "The animistic metaphor of the bug that maliciously sneaked in while the programmer was not looking is intellectually dishonest as it disguises that the error is the programmer's own creation." -- E. W. Dijkstra, EWD1036 -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
