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    SubjectRe: [git pull] first round of PCI updates for 2.6.32
    On Thu, 17 Sep 2009 19:30:12 +0200
    Ingo Molnar <mingo@elte.hu> wrote:

    >
    > * Jesse Barnes <jbarnes@virtuousgeek.org> wrote:
    >
    > > The following changes since commit
    > > 332a3392188e0ad966543c87b8da2b9d246f301d: Linus Torvalds (1):
    > > Merge git://git.kernel.org/.../herbert/crypto-2.6
    >
    > Since this went upstream -tip tests have been triggering nasty bootup
    > crashes in the PCI code:
    >
    > [ 4.366174] initcall pci_proc_init+0x0/0x7a returned 0 after 976
    > usecs [ 4.373009] calling pcie_portdrv_init+0x0/0x60 @ 1
    > [ 4.378368] bus: 'pci_express': registered
    > [ 4.382009] bus: 'pci': add driver pcieport-driver
    > [ 4.387058] bus: 'pci': driver_probe_device: matched device
    > 0000:00:0b.0 with driver pcieport-driver [ 4.396005] bus: 'pci':
    > really_probe: probing driver pcieport-driver with device 0000:00:0b.0
    > [ 4.404056] cpumask_of_node(255): node > nr_node_ids(16)
    > [ 4.410007] Pid: 1, comm: swapper Not tainted 2.6.31 #14941
    > [ 4.415005] Call Trace: [ 4.418010] [<c182cdac>] ?
    > printk+0x22/0x35 [ 4.422009] [<c10503f6>]
    > cpumask_of_node+0x32/0x74 [ 4.427007] [<c1344e71>]
    > pci_device_probe+0x7a/0xee [ 4.432009] [<c1381faf>]
    > driver_probe_device+0xc1/0x17a [ 4.437008] [<c13820be>]
    > __driver_attach+0x56/0x84 [ 4.442008] [<c1381645>]
    > bus_for_each_dev+0x53/0x8e [ 4.447007] [<c1382068>] ?
    > __driver_attach+0x0/0x84 [ 4.452007] [<c1381d7a>]
    > driver_attach+0x27/0x3a [ 4.456007] [<c1382068>] ?
    > __driver_attach+0x0/0x84 [ 4.461007] [<c1380f2f>]
    > bus_add_driver+0x122/0x25a [ 4.466008] [<c1382424>]
    > driver_register+0x9b/0x10c [ 4.471008] [<c13320a3>] ?
    > __spin_lock_init+0x34/0x69 [ 4.476007] [<c13450df>]
    > __pci_register_driver+0x56/0xc3 [ 4.482007] [<c1c7fb0c>] ?
    > pcie_portdrv_init+0x0/0x60 [ 4.487007] [<c1c7fb49>]
    > pcie_portdrv_init+0x3d/0x60 [ 4.492007] [<c1001096>]
    > do_one_initcall+0x6d/0x183 [ 4.497008] [<c1c5a4d6>]
    > kernel_init+0x187/0x1ec [ 4.501007] [<c1c5a34f>] ?
    > kernel_init+0x0/0x1ec [ 4.506007] [<c102cce7>]
    > kernel_thread_helper+0x7/0x10 [ 4.511207] ------------[ cut
    > here ]------------ [ 4.511999] WARNING: at kernel/lockdep.c:2813
    > __lock_acquire+0x7bc/0x147a() [ 4.511999] Hardware name: System
    > Product Name [ 4.511999] Modules linked in:
    > [ 4.511999] Pid: 1, comm: swapper Not tainted 2.6.31 #14941
    > [ 4.511999] Call Trace:
    > [ 4.511999] [<c10947d7>] ? __lock_acquire+0x7bc/0x147a
    > [ 4.511999] [<c1069325>] warn_slowpath_common+0x74/0xb5
    > [ 4.511999] [<c110d65c>] ? get_partial_node+0x2c/0xbd
    > [ 4.511999] [<c1069387>] warn_slowpath_null+0x21/0x35
    > [ 4.511999] [<c10947d7>] __lock_acquire+0x7bc/0x147a
    > [ 4.511999] [<c110b526>] ? add_partial+0x26/0x62
    > [ 4.511999] [<c110d65c>] ? get_partial_node+0x2c/0xbd
    > [ 4.511999] [<c110b526>] ? add_partial+0x26/0x62
    > [ 4.511999] [<c110b526>] ? add_partial+0x26/0x62
    > [ 4.511999] [<c1095479>] ? __lock_acquire+0x145e/0x147a
    > [ 4.511999] [<c110b526>] ? add_partial+0x26/0x62
    > [ 4.511999] [<c110d65c>] ? get_partial_node+0x2c/0xbd
    > [ 4.511999] [<c1095563>] lock_acquire+0xce/0xf6
    > [ 4.511999] [<c110d65c>] ? get_partial_node+0x2c/0xbd
    > [ 4.511999] [<c1830676>] _spin_lock+0x35/0x55
    > [ 4.511999] [<c110d65c>] ? get_partial_node+0x2c/0xbd
    > [ 4.511999] [<c110d65c>] get_partial_node+0x2c/0xbd
    > [ 4.511999] [<c110db0a>] __slab_alloc+0x154/0x4a7
    > [ 4.511999] [<c17e65c4>] ? irq_to_desc_alloc_node+0x99/0x2d2
    > [ 4.511999] [<c110de9a>] ?
    > kmem_cache_alloc_node_notrace+0x3d/0x104 [ 4.511999] [<c110ded7>]
    > kmem_cache_alloc_node_notrace+0x7a/0x104 [ 4.511999]
    > [<c17e65c4>] ? irq_to_desc_alloc_node+0x99/0x2d2 [ 4.511999]
    > [<c17e65c4>] ? irq_to_desc_alloc_node+0x99/0x2d2 [ 4.511999]
    > [<c17e65c4>] irq_to_desc_alloc_node+0x99/0x2d2 [ 4.511999]
    > [<c1042cde>] create_irq_nr+0x48/0xce [ 4.511999] [<c1042dd3>]
    > arch_setup_msi_irqs+0x6f/0x1b3 [ 4.511999] [<c134b685>] ?
    > alloc_msi_entry+0x2b/0xb1 [ 4.511999] [<c134c40d>]
    > pci_enable_msi_block+0x228/0x2bf [ 4.511999] [<c1349380>]
    > pcie_port_device_register+0x318/0x508 [ 4.511999] [<c10934bb>] ?
    > trace_hardirqs_on+0x19/0x2c [ 4.511999] [<c183049f>] ?
    > _spin_unlock_irqrestore+0x55/0x7d [ 4.511999] [<c133e63f>] ?
    > pci_bus_read_config_word+0x6f/0x8c [ 4.511999] [<c1349035>] ?
    > pcie_port_device_probe+0x3b/0x6e [ 4.511999] [<c17ea9e4>]
    > pcie_portdrv_probe+0x67/0x8f [ 4.511999] [<c1344b65>]
    > local_pci_probe+0x22/0x35 [ 4.511999] [<c1344e9b>]
    > pci_device_probe+0xa4/0xee [ 4.511999] [<c1381faf>]
    > driver_probe_device+0xc1/0x17a [ 4.511999] [<c13820be>]
    > __driver_attach+0x56/0x84 [ 4.511999] [<c1381645>]
    > bus_for_each_dev+0x53/0x8e [ 4.511999] [<c1382068>] ?
    > __driver_attach+0x0/0x84 [ 4.511999] [<c1381d7a>]
    > driver_attach+0x27/0x3a [ 4.511999] [<c1382068>] ?
    > __driver_attach+0x0/0x84 [ 4.511999] [<c1380f2f>]
    > bus_add_driver+0x122/0x25a [ 4.511999] [<c1382424>]
    > driver_register+0x9b/0x10c [ 4.511999] [<c13320a3>] ?
    > __spin_lock_init+0x34/0x69 [ 4.511999] [<c13450df>]
    > __pci_register_driver+0x56/0xc3 [ 4.511999] [<c1c7fb0c>] ?
    > pcie_portdrv_init+0x0/0x60 [ 4.511999] [<c1c7fb49>]
    > pcie_portdrv_init+0x3d/0x60 [ 4.511999] [<c1001096>]
    > do_one_initcall+0x6d/0x183 [ 4.511999] [<c1c5a4d6>]
    > kernel_init+0x187/0x1ec [ 4.511999] [<c1c5a34f>] ?
    > kernel_init+0x0/0x1ec [ 4.511999] [<c102cce7>]
    > kernel_thread_helper+0x7/0x10 [ 4.511999] ---[ end trace
    > 5a5d197966b56a2e ]--- [ 5.704001] BUG: spinlock lockup on CPU#1,
    > swapper/1, c1bdbaac [ 5.704001] Pid: 1, comm: swapper Tainted:
    > G W 2.6.31 #14941 [ 5.704001] Call Trace:
    > [ 5.704001] [<c182cdac>] ? printk+0x22/0x35
    > [ 5.704001] [<c1331fca>] _raw_spin_lock+0x106/0x142
    > [ 5.704001] [<c183067d>] _spin_lock+0x3c/0x55
    > [ 5.704001] [<c110d65c>] ? get_partial_node+0x2c/0xbd
    > [ 5.704001] [<c110d65c>] get_partial_node+0x2c/0xbd
    > [ 5.704001] [<c110db0a>] __slab_alloc+0x154/0x4a7
    > [ 5.704001] [<c17e65c4>] ? irq_to_desc_alloc_node+0x99/0x2d2
    > [ 5.704001] [<c110de9a>] ?
    > kmem_cache_alloc_node_notrace+0x3d/0x104 [ 5.704001] [<c110ded7>]
    > kmem_cache_alloc_node_notrace+0x7a/0x104 [ 5.704001]
    > [<c17e65c4>] ? irq_to_desc_alloc_node+0x99/0x2d2 [ 5.704001]
    > [<c17e65c4>] ? irq_to_desc_alloc_node+0x99/0x2d2 [ 5.704001]
    > [<c17e65c4>] irq_to_desc_alloc_node+0x99/0x2d2 [ 5.704001]
    > [<c1042cde>] create_irq_nr+0x48/0xce [ 5.704001] [<c1042dd3>]
    > arch_setup_msi_irqs+0x6f/0x1b3 [ 5.704001] [<c134b685>] ?
    > alloc_msi_entry+0x2b/0xb1 [ 5.704001] [<c134c40d>]
    > pci_enable_msi_block+0x228/0x2bf [ 5.704001] [<c1349380>]
    > pcie_port_device_register+0x318/0x508 [ 5.704001] [<c10934bb>] ?
    > trace_hardirqs_on+0x19/0x2c [ 5.704001] [<c183049f>] ?
    > _spin_unlock_irqrestore+0x55/0x7d [ 5.704001] [<c133e63f>] ?
    > pci_bus_read_config_word+0x6f/0x8c [ 5.704001] [<c1349035>] ?
    > pcie_port_device_probe+0x3b/0x6e [ 5.704001] [<c17ea9e4>]
    > pcie_portdrv_probe+0x67/0x8f [ 5.704001] [<c1344b65>]
    > local_pci_probe+0x22/0x35 [ 5.704001] [<c1344e9b>]
    > pci_device_probe+0xa4/0xee [ 5.704001] [<c1381faf>]
    > driver_probe_device+0xc1/0x17a [ 5.704001] [<c13820be>]
    > __driver_attach+0x56/0x84 [ 5.704001] [<c1381645>]
    > bus_for_each_dev+0x53/0x8e [ 5.704001] [<c1382068>] ?
    > __driver_attach+0x0/0x84 [ 5.704001] [<c1381d7a>]
    > driver_attach+0x27/0x3a [ 5.704001] [<c1382068>] ?
    > __driver_attach+0x0/0x84 [ 5.704001] [<c1380f2f>]
    > bus_add_driver+0x122/0x25a [ 5.704001] [<c1382424>]
    > driver_register+0x9b/0x10c [ 5.704001] [<c13320a3>] ?
    > __spin_lock_init+0x34/0x69 [ 5.704001] [<c13450df>]
    > __pci_register_driver+0x56/0xc3 [ 5.704001] [<c1c7fb0c>] ?
    > pcie_portdrv_init+0x0/0x60 [ 5.704001] [<c1c7fb49>]
    > pcie_portdrv_init+0x3d/0x60 [ 5.704001] [<c1001096>]
    > do_one_initcall+0x6d/0x183 [ 5.704001] [<c1c5a4d6>]
    > kernel_init+0x187/0x1ec [ 5.704001] [<c1c5a34f>] ?
    > kernel_init+0x0/0x1ec [ 5.704001] [<c102cce7>]
    > kernel_thread_helper+0x7/0x10 [ 5.704001] sending NMI to all CPUs:
    > [ 5.704001] NMI backtrace for cpu 1
    > [ 5.704001]
    > [ 5.704001] Pid: 1, comm: swapper Tainted: G W (2.6.31
    > #14941) System Product Name [ 5.704001] EIP: 0060:[<c1092481>]
    > EFLAGS: 00000046 CPU: 1 [ 5.704001] EIP is at
    > trace_hardirqs_off_caller+0xb8/0xbd [ 5.704001] EAX: 00000000 EBX:
    > f60b8000 ECX: c1be08e4 EDX: c103ff84 [ 5.704001] ESI: c103ff84
    > EDI: 00000006 EBP: f60a2c30 ESP: f60a2c24 [ 5.704001] DS: 007b
    > ES: 007b FS: 00d8 GS: 00e0 SS: 0068 [ 5.704001] CR0: 8005003b CR2:
    > 00000000 CR3: 01bd7000 CR4: 000006f0 [ 5.704001] DR0: 00000000
    > DR1: 00000000 DR2: 00000000 DR3: 00000000 [ 5.704001] DR6:
    > ffff0ff0 DR7: 00000400 [ 5.704001] Call Trace:
    > [ 5.704001] [<c109249f>] trace_hardirqs_off+0x19/0x2c
    > [ 5.704001] [<c103ff84>] default_send_IPI_mask_logical+0xde/0x100
    > [ 5.704001] [<c103fc91>] default_send_IPI_all+0x35/0x87
    > [ 5.704001] [<c10404ec>] arch_trigger_all_cpu_backtrace+0x5c/0x9e
    > [ 5.704001] [<c1331fcf>] _raw_spin_lock+0x10b/0x142
    > [ 5.704001] [<c183067d>] _spin_lock+0x3c/0x55
    > [ 5.704001] [<c110d65c>] ? get_partial_node+0x2c/0xbd
    > [ 5.704001] [<c110d65c>] get_partial_node+0x2c/0xbd
    > [ 5.704001] [<c110db0a>] __slab_alloc+0x154/0x4a7
    > [ 5.704001] [<c17e65c4>] ? irq_to_desc_alloc_node+0x99/0x2d2
    > [ 5.704001] [<c110de9a>] ?
    > kmem_cache_alloc_node_notrace+0x3d/0x104 [ 5.704001] [<c110ded7>]
    > kmem_cache_alloc_node_notrace+0x7a/0x104 [ 5.704001]
    > [<c17e65c4>] ? irq_to_desc_alloc_node+0x99/0x2d2 [ 5.704001]
    > [<c17e65c4>] ? irq_to_desc_alloc_node+0x99/0x2d2 [ 5.704001]
    > [<c17e65c4>] irq_to_desc_alloc_node+0x99/0x2d2 [ 5.704001]
    > [<c1042cde>] create_irq_nr+0x48/0xce [ 5.704001] [<c1042dd3>]
    > arch_setup_msi_irqs+0x6f/0x1b3 [ 5.704001] [<c134b685>] ?
    > alloc_msi_entry+0x2b/0xb1 [ 5.704001] [<c134c40d>]
    > pci_enable_msi_block+0x228/0x2bf [ 5.704001] [<c1349380>]
    > pcie_port_device_register+0x318/0x508 [ 5.704001] [<c10934bb>] ?
    > trace_hardirqs_on+0x19/0x2c [ 5.704001] [<c183049f>] ?
    > _spin_unlock_irqrestore+0x55/0x7d [ 5.704001] [<c133e63f>] ?
    > pci_bus_read_config_word+0x6f/0x8c [ 5.704001] [<c1349035>] ?
    > pcie_port_device_probe+0x3b/0x6e [ 5.704001] [<c17ea9e4>]
    > pcie_portdrv_probe+0x67/0x8f [ 5.704001] [<c1344b65>]
    > local_pci_probe+0x22/0x35 [ 5.704001] [<c1344e9b>]
    > pci_device_probe+0xa4/0xee [ 5.704001] [<c1381faf>]
    > driver_probe_device+0xc1/0x17a [ 5.704001] [<c13820be>]
    > __driver_attach+0x56/0x84 [ 5.704001] [<c1381645>]
    > bus_for_each_dev+0x53/0x8e [ 5.704001] [<c1382068>] ?
    > __driver_attach+0x0/0x84 [ 5.704001] [<c1381d7a>]
    > driver_attach+0x27/0x3a [ 5.704001] [<c1382068>] ?
    > __driver_attach+0x0/0x84 [ 5.704001] [<c1380f2f>]
    > bus_add_driver+0x122/0x25a [ 5.704001] [<c1382424>]
    > driver_register+0x9b/0x10c [ 5.704001] [<c13320a3>] ?
    > __spin_lock_init+0x34/0x69 [ 5.704001] [<c13450df>]
    > __pci_register_driver+0x56/0xc3 [ 5.704001] [<c1c7fb0c>] ?
    > pcie_portdrv_init+0x0/0x60 [ 5.704001] [<c1c7fb49>]
    > pcie_portdrv_init+0x3d/0x60 [ 5.704001] [<c1001096>]
    > do_one_initcall+0x6d/0x183 [ 5.704001] [<c1c5a4d6>]
    > kernel_init+0x187/0x1ec [ 5.704001] [<c1c5a34f>] ?
    > kernel_init+0x0/0x1ec [ 5.704001] [<c102cce7>]
    > kernel_thread_helper+0x7/0x10 [ 5.704001] Pid: 1, comm: swapper
    > Tainted: G W 2.6.31 #14941 [ 5.704001] Call Trace:
    > [ 5.704001] [<c102ae6f>] ? show_regs+0x34/0x4b
    > [ 5.704001] [<c1831f4d>] nmi_watchdog_tick+0xea/0x222
    > [ 5.704001] [<c1831365>] do_nmi+0xa9/0x2a9
    > [ 5.704001] [<c103ff84>] ?
    > default_send_IPI_mask_logical+0xde/0x100 [ 5.704001] [<c1830ea0>]
    > nmi_stack_correct+0x2f/0x34 [ 5.704001] [<c103ff84>] ?
    > default_send_IPI_mask_logical+0xde/0x100 [ 5.704001]
    > [<c103ff84>] ? default_send_IPI_mask_logical+0xde/0x100
    > [ 5.704001] [<c1092481>] ? trace_hardirqs_off_caller+0xb8/0xbd
    > [ 5.704001] [<c109249f>] trace_hardirqs_off+0x19/0x2c
    > [ 5.704001] [<c103ff84>] default_send_IPI_mask_logical+0xde/0x100
    > [ 5.704001] [<c103fc91>] default_send_IPI_all+0x35/0x87
    > [ 5.704001] [<c10404ec>] arch_trigger_all_cpu_backtrace+0x5c/0x9e
    > [ 5.704001] [<c1331fcf>] _raw_spin_lock+0x10b/0x142
    > [ 5.704001] [<c183067d>] _spin_lock+0x3c/0x55 [ 5.704001]
    > [<c110d65c>] ? get_partial_node+0x2c/0xbd [ 5.704001]
    > [<c110d65c>] get_partial_node+0x2c/0xbd [ 5.704001] [<c110db0a>]
    > __slab_alloc+0x154/0x4a7 [ 5.704001] [<c17e65c4>] ?
    > irq_to_desc_alloc_node+0x99/0x2d2 [ 5.704001] [<c110de9a>] ?
    > kmem_cache_alloc_node_notrace+0x3d/0x104 [ 5.704001] [<c110ded7>]
    > kmem_cache_alloc_node_notrace+0x7a/0x104 [ 5.704001]
    > [<c17e65c4>] ? irq_to_desc_alloc_node+0x99/0x2d2 [ 5.704001]
    > [<c17e65c4>] ? irq_to_desc_alloc_node+0x99/0x2d2 [ 5.704001]
    > [<c17e65c4>] irq_to_desc_alloc_node+0x99/0x2d2 [ 5.704001]
    > [<c1042cde>] create_irq_nr+0x48/0xce [ 5.704001] [<c1042dd3>]
    > arch_setup_msi_irqs+0x6f/0x1b3 [ 5.704001] [<c134b685>] ?
    > alloc_msi_entry+0x2b/0xb1 [ 5.704001] [<c134c40d>]
    > pci_enable_msi_block+0x228/0x2bf [ 5.704001] [<c1349380>]
    > pcie_port_device_register+0x318/0x508 [ 5.704001] [<c10934bb>] ?
    > trace_hardirqs_on+0x19/0x2c [ 5.704001] [<c183049f>] ?
    > _spin_unlock_irqrestore+0x55/0x7d [ 5.704001] [<c133e63f>] ?
    > pci_bus_read_config_word+0x6f/0x8c [ 5.704001] [<c1349035>] ?
    > pcie_port_device_probe+0x3b/0x6e [ 5.704001] [<c17ea9e4>]
    > pcie_portdrv_probe+0x67/0x8f [ 5.704001] [<c1344b65>]
    > local_pci_probe+0x22/0x35 [ 5.704001] [<c1344e9b>]
    > pci_device_probe+0xa4/0xee [ 5.704001] [<c1381faf>]
    > driver_probe_device+0xc1/0x17a [ 5.704001] [<c13820be>]
    > __driver_attach+0x56/0x84 [ 5.704001] [<c1381645>]
    > bus_for_each_dev+0x53/0x8e [ 5.704001] [<c1382068>] ?
    > __driver_attach+0x0/0x84 [ 5.704001] [<c1381d7a>]
    > driver_attach+0x27/0x3a [ 5.704001] [<c1382068>] ?
    > __driver_attach+0x0/0x84 [ 5.704001] [<c1380f2f>]
    > bus_add_driver+0x122/0x25a [ 5.704001] [<c1382424>]
    > driver_register+0x9b/0x10c [ 5.704001] [<c13320a3>] ?
    > __spin_lock_init+0x34/0x69 [ 5.704001] [<c13450df>]
    > __pci_register_driver+0x56/0xc3 [ 5.704001] [<c1c7fb0c>] ?
    > pcie_portdrv_init+0x0/0x60 [ 5.704001] [<c1c7fb49>]
    > pcie_portdrv_init+0x3d/0x60 [ 5.704001] [<c1001096>]
    > do_one_initcall+0x6d/0x183 [ 5.704001] [<c1c5a4d6>]
    > kernel_init+0x187/0x1ec [ 5.704001] [<c1c5a34f>] ?
    > kernel_init+0x0/0x1ec [ 5.704001] [<c102cce7>]
    > kernel_thread_helper+0x7/0x10 [ 129.036999] NMI backtrace for cpu 0
    > [ 129.036999]
    > [ 129.036999] Pid: 0, comm: swapper Tainted: G W (2.6.31
    > #14941) System Product Name [ 129.036999] EIP: 0060:[<c10325b2>]
    > EFLAGS: 00000246 CPU: 0 [ 129.036999] EIP is at
    > default_idle+0x9a/0x110 [ 129.036999] EAX: 00000000 EBX: c1c560d0
    > ECX: c102af40 EDX: 00733000 [ 129.036999] ESI: 00000000 EDI:
    > c1bd8000 EBP: c1bd6fa0 ESP: c1bd6f7c [ 129.036999] DS: 007b ES:
    > 007b FS: 00d8 GS: 00e0 SS: 0068 [ 129.036999] CR0: 8005003b CR2:
    > 00000000 CR3: 01bd7000 CR4: 000006f0 [ 129.036999] DR0: 00000000
    > DR1: 00000000 DR2: 00000000 DR3: 00000000 [ 129.036999] DR6:
    > ffff0ff0 DR7: 00000400 [ 129.036999] Call Trace:
    > [ 129.036999] [<c17e54fb>] ? rest_init+0x7f/0x92
    > [ 129.036999] [<c102af46>] cpu_idle+0xc0/0xee
    > [ 129.036999] [<c17e54fb>] rest_init+0x7f/0x92
    > [ 129.036999] [<c1c5ab50>] start_kernel+0x3f8/0x410
    > [ 129.036999] [<c1c5a079>] __init_begin+0x79/0x8f
    > [ 129.036999] Pid: 0, comm: swapper Tainted: G W 2.6.31
    > #14941 [ 129.036999] Call Trace:
    > [ 129.036999] [<c102ae6f>] ? show_regs+0x34/0x4b
    > [ 129.036999] [<c1831f4d>] nmi_watchdog_tick+0xea/0x222
    > [ 129.036999] [<c1831365>] do_nmi+0xa9/0x2a9
    > [ 129.036999] [<c1830ea0>] nmi_stack_correct+0x2f/0x34
    > [ 129.036999] [<c102af40>] ? cpu_idle+0xba/0xee
    > [ 129.036999] [<c10325b2>] ? default_idle+0x9a/0x110
    > [ 129.036999] [<c17e54fb>] ? rest_init+0x7f/0x92
    > [ 129.036999] [<c102af46>] cpu_idle+0xc0/0xee
    > [ 129.036999] [<c17e54fb>] rest_init+0x7f/0x92
    > [ 129.036999] [<c1c5ab50>] start_kernel+0x3f8/0x410
    > [ 129.036999] [<c1c5a079>] __init_begin+0x79/0x8f
    >
    > Config and full bootlog attached.
    >
    > Note:
    >
    > CONFIG_DEBUG_PER_CPU_MAPS=y
    > CONFIG_CPUMASK_OFFSTACK=y

    Does this patch fix it? I sent it to you earlier but I never heard
    back...


    diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
    index eb6eb61..ffcb516 100644
    --- a/arch/x86/pci/common.c
    +++ b/arch/x86/pci/common.c
    @@ -640,7 +640,7 @@ int get_mp_bus_to_node(int busnum)

    #else /* CONFIG_X86_32 */

    -static unsigned char mp_bus_to_node[BUS_NR] = {
    +static int mp_bus_to_node[BUS_NR] = {
    [0 ... BUS_NR - 1] = -1
    };


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