Re: [2.6.27] overlapping early reservations [was: early exception - lockdep related?]

From: Luca Tettamanti
Date: Tue Sep 09 2008 - 17:48:59 EST

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In reply to: Yinghai Lu: "Re: [2.6.27] overlapping early reservations [was: early exception - lockdep related?]"
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On Tue, Sep 9, 2008 at 12:32 AM, Yinghai Lu <yhlu.kernel@xxxxxxxxx> wrote:
> On Mon, Sep 8, 2008 at 2:25 PM, Luca Tettamanti <kronos.it@xxxxxxxxx> wrote:
>
>>>
>>> so some config works, others not?
>>
>> Yes, that's correct, but it doesn't seem related to a particular
>> configuration item (moon phase maybe).
>> For example the kernel I'm using right now (-rc4-something) has the
>> same config as a non-working kernel minus LOCKDEP, but git-current
>> minus LOCKDEP does not work. On another kernel I got a working config
>> just enabling DEBUG_INFO, in another case I disabled MTD.
>>
>
> do you mean tip/master?

I mean git pulled from Linus' tree.

Btw, I'm attaching dmesg with debug.

Luca
Linux version 2.6.27-rc4-64-dbg-00123-gd3ee1b4-dirty (kronos@xxxxxxxxxxxxxxxxxxxxxx) (gcc version 4.3.1 (Debian 4.3.1-8) ) #129 SMP PREEMPT Sat Aug 23 19:35:10 CEST 2008
Command line: BOOT_IMAGE=linux-2.6.27dbg ro video=radeonfb:1024x768-8@60 lapic apic=verbose root=/dev/mapper/mainVol-root debug
KERNEL supported cpus:
Intel GenuineIntel
AMD AuthenticAMD
Centaur CentaurHauls
BIOS-provided physical RAM map:
BIOS-e820: 0000000000000000 - 000000000009c800 (usable)
BIOS-e820: 000000000009c800 - 00000000000a0000 (reserved)
BIOS-e820: 00000000000e4000 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 00000000bbf90000 (usable)
BIOS-e820: 00000000bbf90000 - 00000000bbf9e000 (ACPI data)
BIOS-e820: 00000000bbf9e000 - 00000000bbfe0000 (ACPI NVS)
BIOS-e820: 00000000bbfe0000 - 00000000bc000000 (reserved)
BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved)
BIOS-e820: 00000000ffb00000 - 0000000100000000 (reserved)
last_pfn = 0xbbf90 max_arch_pfn = 0x3ffffffff
x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106
init_memory_mapping
0000000000 - 00bbe00000 page 2M
00bbe00000 - 00bbf90000 page 4k
kernel direct mapping tables up to bbf90000 @ 8000-d000
last_map_addr: bbf90000 end: bbf90000
RAMDISK: 037dc000 - 040fe2d9
DMI 2.4 present.
ACPI: RSDP 000FA980, 0024 (r2 ACPIAM)
ACPI: XSDT BBF90100, 0054 (r1 KOZIRO FRONTIER 12000611 MSFT 97)
ACPI: FACP BBF90290, 00F4 (r3 MSTEST OEMFACP 12000611 MSFT 97)
ACPI: DSDT BBF905C0, 8F8C (r1 A0637 A0637000 0 INTL 20060113)
ACPI: FACS BBF9E000, 0040
ACPI: APIC BBF90390, 006C (r1 MSTEST OEMAPIC 12000611 MSFT 97)
ACPI: MCFG BBF90400, 003C (r1 MSTEST OEMMCFG 12000611 MSFT 97)
ACPI: SLIC BBF90440, 0176 (r1 KOZIRO FRONTIER 12000611 MSFT 97)
ACPI: OEMB BBF9E040, 007B (r1 MSTEST AMI_OEM 12000611 MSFT 97)
ACPI: HPET BBF99550, 0038 (r1 MSTEST OEMHPET 12000611 MSFT 97)
(6 early reservations) ==> bootmem [0000000000 - 00bbf90000]
#0 [0000000000 - 0000001000] BIOS data page ==> [0000000000 - 0000001000]
#1 [0000006000 - 0000008000] TRAMPOLINE ==> [0000006000 - 0000008000]
#2 [0000200000 - 0000d012b8] TEXT DATA BSS ==> [0000200000 - 0000d012b8]
#3 [00037dc000 - 00040fe2d9] RAMDISK ==> [00037dc000 - 00040fe2d9]
#4 [000009c800 - 0000100000] BIOS reserved ==> [000009c800 - 0000100000]
#5 [0000008000 - 000000b000] PGTABLE ==> [0000008000 - 000000b000]
Zone PFN ranges:
DMA 0x00000000 -> 0x00001000
DMA32 0x00001000 -> 0x00100000
Normal 0x00100000 -> 0x00100000
Movable zone start PFN for each node
early_node_map[2] active PFN ranges
0: 0x00000000 -> 0x0000009c
0: 0x00000100 -> 0x000bbf90
On node 0 totalpages: 769836
DMA zone: 1018 pages, LIFO batch:0
DMA32 zone: 755369 pages, LIFO batch:31
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: LAPIC (acpi_id[0x03] lapic_id[0x82] disabled)
ACPI: LAPIC (acpi_id[0x04] lapic_id[0x83] disabled)
ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
IOAPIC[0]: apic_id 2, version 0, 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.
Setting APIC routing to flat
ACPI: HPET id: 0x8086a202 base: 0xfed00000
SMP: Allowing 2 CPUs, 0 hotplug CPUs
mapped APIC to ffffffffff5fc000 ( fee00000)
mapped IOAPIC to ffffffffff5fb000 (00000000fec00000)
PM: Registered nosave memory: 000000000009c000 - 000000000009d000
PM: Registered nosave memory: 000000000009d000 - 00000000000a0000
PM: Registered nosave memory: 00000000000a0000 - 00000000000e4000
PM: Registered nosave memory: 00000000000e4000 - 0000000000100000
Allocating PCI resources starting at c0000000 (gap: bc000000:42e00000)
PERCPU: Allocating 42408 bytes of per cpu data
NR_CPUS: 2, nr_cpu_ids: 2, nr_node_ids 1
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 756387
Kernel command line: BOOT_IMAGE=linux-2.6.27dbg ro video=radeonfb:1024x768-8@60 lapic apic=verbose root=/dev/mapper/mainVol-root debug
Initializing CPU#0
PID hash table entries: 4096 (order: 12, 32768 bytes)
Extended CMOS year: 2000
TSC calibrated against PM_TIMER
Detected 2135.030 MHz processor.
Console: colour VGA+ 80x25
console [tty0] enabled
Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
... MAX_LOCKDEP_SUBCLASSES: 8
... MAX_LOCK_DEPTH: 48
... MAX_LOCKDEP_KEYS: 8191
... CLASSHASH_SIZE: 4096
... MAX_LOCKDEP_ENTRIES: 8192
... MAX_LOCKDEP_CHAINS: 16384
... CHAINHASH_SIZE: 8192
memory used by lock dependency info: 3839 kB
per task-struct memory footprint: 1920 bytes
------------------------
| Locking API testsuite:
----------------------------------------------------------------------------
| spin |wlock |rlock |mutex | wsem | rsem |
--------------------------------------------------------------------------
A-A deadlock: ok | ok | ok | ok | ok | ok |
A-B-B-A deadlock: ok | ok | ok | ok | ok | ok |
A-B-B-C-C-A deadlock: ok | ok | ok | ok | ok | ok |
A-B-C-A-B-C deadlock: ok | ok | ok | ok | ok | ok |
A-B-B-C-C-D-D-A deadlock: ok | ok | ok | ok | ok | ok |
A-B-C-D-B-D-D-A deadlock: ok | ok | ok | ok | ok | ok |
A-B-C-D-B-C-D-A deadlock: ok | ok | ok | ok | ok | ok |
double unlock: ok | ok | ok | ok | ok | ok |
initialize held: ok | ok | ok | ok | ok | ok |
bad unlock order: ok | ok | ok | ok | ok | ok |
--------------------------------------------------------------------------
recursive read-lock: | ok | | ok |
recursive read-lock #2: | ok | | ok |
mixed read-write-lock: | ok | | ok |
mixed write-read-lock: | ok | | ok |
--------------------------------------------------------------------------
hard-irqs-on + irq-safe-A/12: ok | ok | ok |
soft-irqs-on + irq-safe-A/12: ok | ok | ok |
hard-irqs-on + irq-safe-A/21: ok | ok | ok |
soft-irqs-on + irq-safe-A/21: ok | ok | ok |
sirq-safe-A => hirqs-on/12: ok | ok | ok |
sirq-safe-A => hirqs-on/21: ok | ok | ok |
hard-safe-A + irqs-on/12: ok | ok | ok |
soft-safe-A + irqs-on/12: ok | ok | ok |
hard-safe-A + irqs-on/21: ok | ok | ok |
soft-safe-A + irqs-on/21: ok | ok | ok |
hard-safe-A + unsafe-B #1/123: ok | ok | ok |
soft-safe-A + unsafe-B #1/123: ok | ok | ok |
hard-safe-A + unsafe-B #1/132: ok | ok | ok |
soft-safe-A + unsafe-B #1/132: ok | ok | ok |
hard-safe-A + unsafe-B #1/213: ok | ok | ok |
soft-safe-A + unsafe-B #1/213: ok | ok | ok |
hard-safe-A + unsafe-B #1/231: ok | ok | ok |
soft-safe-A + unsafe-B #1/231: ok | ok | ok |
hard-safe-A + unsafe-B #1/312: ok | ok | ok |
soft-safe-A + unsafe-B #1/312: ok | ok | ok |
hard-safe-A + unsafe-B #1/321: ok | ok | ok |
soft-safe-A + unsafe-B #1/321: ok | ok | ok |
hard-safe-A + unsafe-B #2/123: ok | ok | ok |
soft-safe-A + unsafe-B #2/123: ok | ok | ok |
hard-safe-A + unsafe-B #2/132: ok | ok | ok |
soft-safe-A + unsafe-B #2/132: ok | ok | ok |
hard-safe-A + unsafe-B #2/213: ok | ok | ok |
soft-safe-A + unsafe-B #2/213: ok | ok | ok |
hard-safe-A + unsafe-B #2/231: ok | ok | ok |
soft-safe-A + unsafe-B #2/231: ok | ok | ok |
hard-safe-A + unsafe-B #2/312: ok | ok | ok |
soft-safe-A + unsafe-B #2/312: ok | ok | ok |
hard-safe-A + unsafe-B #2/321: ok | ok | ok |
soft-safe-A + unsafe-B #2/321: ok | ok | ok |
hard-irq lock-inversion/123: ok | ok | ok |
soft-irq lock-inversion/123: ok | ok | ok |
hard-irq lock-inversion/132: ok | ok | ok |
soft-irq lock-inversion/132: ok | ok | ok |
hard-irq lock-inversion/213: ok | ok | ok |
soft-irq lock-inversion/213: ok | ok | ok |
hard-irq lock-inversion/231: ok | ok | ok |
soft-irq lock-inversion/231: ok | ok | ok |
hard-irq lock-inversion/312: ok | ok | ok |
soft-irq lock-inversion/312: ok | ok | ok |
hard-irq lock-inversion/321: ok | ok | ok |
soft-irq lock-inversion/321: ok | ok | ok |
hard-irq read-recursion/123: ok |
soft-irq read-recursion/123: ok |
hard-irq read-recursion/132: ok |
soft-irq read-recursion/132: ok |
hard-irq read-recursion/213: ok |
soft-irq read-recursion/213: ok |
hard-irq read-recursion/231: ok |
soft-irq read-recursion/231: ok |
hard-irq read-recursion/312: ok |
soft-irq read-recursion/312: ok |
hard-irq read-recursion/321: ok |
soft-irq read-recursion/321: ok |
-------------------------------------------------------
Good, all 218 testcases passed! |
---------------------------------
Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes)
Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes)
Checking aperture...
No AGP bridge found
Memory: 3008320k/3079744k available (2621k kernel code, 70476k reserved, 1524k data, 304k init)
CPA: page pool initialized 1 of 1 pages preallocated
hpet clockevent registered
Calibrating delay loop (skipped), value calculated using timer frequency.. 4270.06 BogoMIPS (lpj=8540120)
Mount-cache hash table entries: 256
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 2048K
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 0
CPU0: Thermal monitoring enabled (TM2)
using mwait in idle threads.
ACPI: Core revision 20080609
Parsing all Control Methods:
Table [DSDT](id 0001) - 1008 Objects with 75 Devices 286 Methods 36 Regions
tbxface-0596 [00] tb_load_namespace : ACPI Tables successfully acquired
evxfevnt-0091 [00] enable : Transition to ACPI mode successful
enabled ExtINT on CPU#0
ENABLING IO-APIC IRQs
init IO_APIC IRQs
IO-APIC (apicid-pin) 2-0 not connected.
IOAPIC[0]: Set routing entry (2-1 -> 0x31 -> IRQ 1 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-2 -> 0x30 -> IRQ 0 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-3 -> 0x33 -> IRQ 3 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-4 -> 0x34 -> IRQ 4 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-5 -> 0x35 -> IRQ 5 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-6 -> 0x36 -> IRQ 6 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-7 -> 0x37 -> IRQ 7 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-8 -> 0x38 -> IRQ 8 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-9 -> 0x39 -> IRQ 9 Mode:1 Active:0)
IOAPIC[0]: Set routing entry (2-10 -> 0x3a -> IRQ 10 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-11 -> 0x3b -> IRQ 11 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-12 -> 0x3c -> IRQ 12 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-13 -> 0x3d -> IRQ 13 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-14 -> 0x3e -> IRQ 14 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-15 -> 0x3f -> IRQ 15 Mode:0 Active:0)
IO-APIC (apicid-pin) 2-16, 2-17, 2-18, 2-19, 2-20, 2-21, 2-22, 2-23 not connected.
..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
CPU0: Intel(R) Core(TM)2 CPU 6400 @ 2.13GHz stepping 06
Using local APIC timer interrupts.
APIC timer calibration result 16679939
Detected 16.679 MHz APIC timer.
lockdep: fixing up alternatives.
Booting processor 1/1 ip 6000
Initializing CPU#1
masked ExtINT on CPU#1
Calibrating delay using timer specific routine.. 4270.08 BogoMIPS (lpj=8540166)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 2048K
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 1
CPU1: Thermal monitoring enabled (TM2)
x86 PAT enabled: cpu 1, old 0x7040600070406, new 0x7010600070106
CPU1: Intel(R) Core(TM)2 CPU 6400 @ 2.13GHz stepping 06
checking TSC synchronization [CPU#0 -> CPU#1]: passed.
Brought up 2 CPUs
Total of 2 processors activated (8540.14 BogoMIPS).
CPU0 attaching sched-domain:
domain 0: span 0-1 level MC
groups: 0 1
CPU1 attaching sched-domain:
domain 0: span 0-1 level MC
groups: 1 0
khelper used greatest stack depth: 5648 bytes left
net_namespace: 1600 bytes
NET: Registered protocol family 16
No dock devices found.
ACPI: bus type pci registered
PCI: MCFG configuration 0: base e0000000 segment 0 buses 0 - 255
PCI: Not using MMCONFIG.
PCI: Using configuration type 1 for base access
evgpeblk-0957 [00] ev_create_gpe_block : GPE 00 to 1F [_GPE] 4 regs on int 0x9
ACPI: EC: Look up EC in DSDT
Completing Region/Field/Buffer/Package initialization:................................................................................................................................................................................................................................
Initialized 30/36 Regions 44/44 Fields 51/51 Buffers 99/100 Packages (1017 nodes)
Initializing Device/Processor/Thermal objects by executing _INI methods:.
Executed 1 _INI methods requiring 1 _STA executions (examined 81 objects)
evgpeblk-1054 [00] ev_initialize_gpe_bloc: Found 11 Wake, Enabled 2 Runtime GPEs in this block
ACPI: Interpreter enabled
ACPI: (supports S0 S1 S3 S4 S5)
ACPI: Using IOAPIC for interrupt routing
PCI: MCFG configuration 0: base e0000000 segment 0 buses 0 - 255
PCI: MCFG area at e0000000 reserved in ACPI motherboard resources
PCI: Using MMCONFIG at e0000000 - efffffff
ACPI: PCI Root Bridge [PCI0] (0000:00)
pci 0000:00:01.0: PME# supported from D0 D3hot D3cold
pci 0000:00:01.0: PME# disabled
pci 0000:00:1a.7: PME# supported from D0 D3hot D3cold
pci 0000:00:1a.7: PME# disabled
pci 0000:00:1b.0: PME# supported from D0 D3hot D3cold
pci 0000:00:1b.0: PME# disabled
pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
pci 0000:00:1c.0: PME# disabled
pci 0000:00:1c.3: PME# supported from D0 D3hot D3cold
pci 0000:00:1c.3: PME# disabled
pci 0000:00:1c.4: PME# supported from D0 D3hot D3cold
pci 0000:00:1c.4: PME# disabled
pci 0000:00:1d.7: PME# supported from D0 D3hot D3cold
pci 0000:00:1d.7: PME# disabled
pci 0000:00:1f.0: quirk: region 0800-087f claimed by ICH6 ACPI/GPIO/TCO
pci 0000:00:1f.0: quirk: region 0480-04bf claimed by ICH6 GPIO
pci 0000:00:1f.2: PME# supported from D3hot
pci 0000:00:1f.2: PME# disabled
pci 0000:01:00.0: supports D1
pci 0000:01:00.0: supports D2
pci 0000:01:00.1: supports D1
pci 0000:01:00.1: supports D2
Pre-1.1 PCIe device detected, disable ASPM for 0000:00:01.0. It can be enabled forcedly with 'pcie_aspm=force'
PCI: bridge 0000:00:01.0 io port: [7000, 9fff]
PCI: bridge 0000:00:01.0 32bit mmio: [ff200000, ff2fffff]
PCI: bridge 0000:00:01.0 64bit mmio pref: [bfd00000, dfcfffff]
PCI: bridge 0000:00:1c.0 64bit mmio pref: [dfd00000, dfdfffff]
pci 0000:03:00.0: PME# supported from D3hot D3cold
pci 0000:03:00.0: PME# disabled
Pre-1.1 PCIe device detected, disable ASPM for 0000:00:1c.3. It can be enabled forcedly with 'pcie_aspm=force'
PCI: bridge 0000:00:1c.3 32bit mmio: [ff400000, ff4fffff]
pci 0000:02:00.0: PME# supported from D3hot
pci 0000:02:00.0: PME# disabled
Pre-1.1 PCIe device detected, disable ASPM for 0000:00:1c.4. It can be enabled forcedly with 'pcie_aspm=force'
PCI: bridge 0000:00:1c.4 io port: [a000, afff]
PCI: bridge 0000:00:1c.4 32bit mmio: [ff300000, ff3fffff]
pci 0000:05:01.0: supports D1
pci 0000:05:01.0: supports D2
pci 0000:05:01.0: PME# supported from D0 D1 D2 D3hot
pci 0000:05:01.0: PME# disabled
pci 0000:05:03.0: supports D2
pci 0000:05:03.0: PME# supported from D2 D3hot D3cold
pci 0000:05:03.0: PME# disabled
pci 0000:00:1e.0: transparent bridge
PCI: bridge 0000:00:1e.0 io port: [b000, cfff]
PCI: bridge 0000:00:1e.0 32bit mmio: [ff500000, ff9fffff]
PCI: bridge 0000:00:1e.0 64bit mmio pref: [dfe00000, dfefffff]
bus 00 -> node 0
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT]
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P0P2._PRT]
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P0P1._PRT]
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P0P4._PRT]
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P0P7._PRT]
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P0P8._PRT]
ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 7 10 *11 12 14 15)
ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 *5 6 7 10 11 12 14 15)
ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 7 10 11 12 14 *15)
ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 7 *10 11 12 14 15)
ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 7 10 11 12 14 15) *0, disabled.
ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 7 10 *11 12 14 15)
ACPI: PCI Interrupt Link [LNKG] (IRQs *3 4 5 6 7 10 11 12 14 15)
ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 7 10 11 12 *14 15)
ACPI Warning (tbutils-0217): Incorrect checksum in table [OEMB] - A3, should be 96 [20080609]
Linux Plug and Play Support v0.97 (c) Adam Belay
pnp: PnP ACPI init
ACPI: bus type pnp registered
IOAPIC[0]: Set routing entry (2-8 -> 0x38 -> IRQ 8 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-13 -> 0x3d -> IRQ 13 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-4 -> 0x34 -> IRQ 4 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-6 -> 0x36 -> IRQ 6 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-7 -> 0x37 -> IRQ 7 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-1 -> 0x31 -> IRQ 1 Mode:0 Active:0)
IOAPIC[0]: Set routing entry (2-12 -> 0x3c -> IRQ 12 Mode:0 Active:0)
pnp: PnP ACPI: found 17 devices
ACPI: ACPI bus type pnp unregistered
SCSI subsystem initialized
libata version 3.00 loaded.
PCI: Using ACPI for IRQ routing
number of MP IRQ sources: 15.
number of IO-APIC #2 registers: 24.
testing the IO APIC.......................

IO APIC #2......
.... register #00: 02000000
....... : physical APIC id: 02
.... register #01: 00170020
....... : max redirection entries: 0017
....... : PRQ implemented: 0
....... : IO APIC version: 0020
.... register #02: 00170020
....... : arbitration: 00
.... IRQ redirection table:
NR Dst Mask Trig IRR Pol Stat Dmod Deli Vect:
00 000 1 0 0 0 0 0 0 00
01 003 0 0 0 0 0 1 1 31
02 003 0 0 0 0 0 1 1 30
03 003 0 0 0 0 0 1 1 33
04 003 0 0 0 0 0 1 1 34
05 003 0 0 0 0 0 1 1 35
06 003 0 0 0 0 0 1 1 36
07 003 0 0 0 0 0 1 1 37
08 003 0 0 0 0 0 1 1 38
09 003 0 1 0 0 0 1 1 39
0a 003 0 0 0 0 0 1 1 3A
0b 003 0 0 0 0 0 1 1 3B
0c 003 0 0 0 0 0 1 1 3C
0d 003 0 0 0 0 0 1 1 3D
0e 003 0 0 0 0 0 1 1 3E
0f 003 0 0 0 0 0 1 1 3F
10 000 1 0 0 0 0 0 0 00
11 000 1 0 0 0 0 0 0 00
12 000 1 0 0 0 0 0 0 00
13 000 1 0 0 0 0 0 0 00
14 000 1 0 0 0 0 0 0 00
15 000 1 0 0 0 0 0 0 00
16 000 1 0 0 0 0 0 0 00
17 000 1 0 0 0 0 0 0 00
IRQ to pin mappings:
IRQ0 -> 0:2
IRQ1 -> 0:1
IRQ3 -> 0:3
IRQ4 -> 0:4
IRQ5 -> 0:5
IRQ6 -> 0:6
IRQ7 -> 0:7
IRQ8 -> 0:8
IRQ9 -> 0:9
IRQ10 -> 0:10
IRQ11 -> 0:11
IRQ12 -> 0:12
IRQ13 -> 0:13
IRQ14 -> 0:14
IRQ15 -> 0:15
.................................... done.
PCI-GART: No AMD northbridge found.
hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0
hpet0: 3 64-bit timers, 14318180 Hz
ACPI: RTC can wake from S4
system 00:01: iomem range 0xfed14000-0xfed19fff has been reserved
system 00:08: ioport range 0x290-0x297 has been reserved
system 00:09: ioport range 0x4d0-0x4d1 has been reserved
system 00:09: ioport range 0x800-0x87f has been reserved
system 00:09: ioport range 0x480-0x4bf has been reserved
system 00:09: iomem range 0xffafe000-0xffb0cbff could not be reserved
system 00:09: iomem range 0xffb00000-0xffbfffff could not be reserved
system 00:09: iomem range 0xfed1c000-0xfed1ffff has been reserved
system 00:09: iomem range 0xfed20000-0xfed8ffff has been reserved
system 00:09: iomem range 0xfff00000-0xfffffffe could not be reserved
system 00:09: iomem range 0xfebfe000-0xfebfec00 has been reserved
system 00:0c: iomem range 0xfec00000-0xfec00fff has been reserved
system 00:0c: iomem range 0xfee00000-0xfee00fff could not be reserved
system 00:0f: iomem range 0xe0000000-0xefffffff has been reserved
system 00:10: iomem range 0x0-0x9ffff could not be reserved
system 00:10: iomem range 0xc0000-0xcffff has been reserved
system 00:10: iomem range 0xe0000-0xfffff could not be reserved
system 00:10: iomem range 0x100000-0xbbffffff could not be reserved
pci 0000:00:01.0: PCI bridge, secondary bus 0000:01
pci 0000:00:01.0: IO window: 0x7000-0x9fff
pci 0000:00:01.0: MEM window: 0xff200000-0xff2fffff
pci 0000:00:01.0: PREFETCH window: 0x000000bfd00000-0x000000dfcfffff
pci 0000:00:1c.0: PCI bridge, secondary bus 0000:04
pci 0000:00:1c.0: IO window: disabled
pci 0000:00:1c.0: MEM window: disabled
pci 0000:00:1c.0: PREFETCH window: 0x000000dfd00000-0x000000dfdfffff
pci 0000:00:1c.3: PCI bridge, secondary bus 0000:03
pci 0000:00:1c.3: IO window: disabled
pci 0000:00:1c.3: MEM window: 0xff400000-0xff4fffff
pci 0000:00:1c.3: PREFETCH window: disabled
pci 0000:00:1c.4: PCI bridge, secondary bus 0000:02
pci 0000:00:1c.4: IO window: 0xa000-0xafff
pci 0000:00:1c.4: MEM window: 0xff300000-0xff3fffff
pci 0000:00:1c.4: PREFETCH window: disabled
pci 0000:00:1e.0: PCI bridge, secondary bus 0000:05
pci 0000:00:1e.0: IO window: 0xb000-0xcfff
pci 0000:00:1e.0: MEM window: 0xff500000-0xff9fffff
pci 0000:00:1e.0: PREFETCH window: 0x000000dfe00000-0x000000dfefffff
IOAPIC[0]: Set routing entry (2-16 -> 0x49 -> IRQ 16 Mode:1 Active:1)
pci 0000:00:01.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
pci 0000:00:01.0: setting latency timer to 64
pci 0000:00:1c.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
pci 0000:00:1c.0: setting latency timer to 64
IOAPIC[0]: Set routing entry (2-19 -> 0x51 -> IRQ 19 Mode:1 Active:1)
pci 0000:00:1c.3: PCI INT D -> GSI 19 (level, low) -> IRQ 19
pci 0000:00:1c.3: setting latency timer to 64
pci 0000:00:1c.4: PCI INT A -> GSI 16 (level, low) -> IRQ 16
pci 0000:00:1c.4: setting latency timer to 64
pci 0000:00:1e.0: setting latency timer to 64
bus: 00 index 0 io port: [0, ffff]
bus: 00 index 1 mmio: [0, ffffffffffffffff]
bus: 01 index 0 io port: [7000, 9fff]
bus: 01 index 1 mmio: [ff200000, ff2fffff]
bus: 01 index 2 mmio: [bfd00000, dfcfffff]
bus: 01 index 3 mmio: [0, 0]
bus: 04 index 0 mmio: [0, 0]
bus: 04 index 1 mmio: [0, 0]
bus: 04 index 2 mmio: [dfd00000, dfdfffff]
bus: 04 index 3 mmio: [0, 0]
bus: 03 index 0 mmio: [0, 0]
bus: 03 index 1 mmio: [ff400000, ff4fffff]
bus: 03 index 2 mmio: [0, 0]
bus: 03 index 3 mmio: [0, 0]
bus: 02 index 0 io port: [a000, afff]
bus: 02 index 1 mmio: [ff300000, ff3fffff]
bus: 02 index 2 mmio: [0, 0]
bus: 02 index 3 mmio: [0, 0]
bus: 05 index 0 io port: [b000, cfff]
bus: 05 index 1 mmio: [ff500000, ff9fffff]
bus: 05 index 2 mmio: [dfe00000, dfefffff]
bus: 05 index 3 io port: [0, ffff]
bus: 05 index 4 mmio: [0, ffffffffffffffff]
NET: Registered protocol family 2
IP route cache hash table entries: 131072 (order: 8, 1048576 bytes)
TCP established hash table entries: 262144 (order: 10, 4194304 bytes)
TCP bind hash table entries: 65536 (order: 9, 3670016 bytes)
TCP: Hash tables configured (established 262144 bind 65536)
TCP reno registered
NET: Registered protocol family 1
checking if image is initramfs...<7>Switched to high resolution mode on CPU 1
Switched to high resolution mode on CPU 0
it is
Freeing initrd memory: 9352k freed
HugeTLB registered 2 MB page size, pre-allocated 0 pages
msgmni has been set to 5894
Block layer SCSI generic (bsg) driver version 0.4 loaded (major 254)
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered
io scheduler cfq registered (default)
pci 0000:01:00.0: Boot video device
pci 0000:05:01.0: Firmware left e100 interrupts enabled; disabling
pcieport-driver 0000:00:01.0: setting latency timer to 64
pcieport-driver 0000:00:01.0: found MSI capability
pci_express 0000:00:01.0:pcie00: allocate port service
pci_express 0000:00:01.0:pcie03: allocate port service
pcieport-driver 0000:00:1c.0: setting latency timer to 64
pcieport-driver 0000:00:1c.0: found MSI capability
pci_express 0000:00:1c.0:pcie00: allocate port service
pci_express 0000:00:1c.0:pcie02: allocate port service
pci_express 0000:00:1c.0:pcie03: allocate port service
pcieport-driver 0000:00:1c.3: setting latency timer to 64
pcieport-driver 0000:00:1c.3: found MSI capability
pci_express 0000:00:1c.3:pcie00: allocate port service
pci_express 0000:00:1c.3:pcie02: allocate port service
pci_express 0000:00:1c.3:pcie03: allocate port service
pcieport-driver 0000:00:1c.4: setting latency timer to 64
pcieport-driver 0000:00:1c.4: found MSI capability
pci_express 0000:00:1c.4:pcie00: allocate port service
pci_express 0000:00:1c.4:pcie02: allocate port service
pci_express 0000:00:1c.4:pcie03: allocate port service
hpet_resources: 0xfed00000 is busy
Linux agpgart interface v0.103
Hangcheck: starting hangcheck timer 0.9.0 (tick is 180 seconds, margin is 60 seconds).
Hangcheck: Using get_cycles().
Serial: 8250/16550 driver4 ports, IRQ sharing disabled
serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
00:06: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
parport_pc 00:0b: reported by Plug and Play ACPI
parport0: PC-style at 0x378 (0x778), irq 7, dma 3 [PCSPP,TRISTATE,COMPAT,EPP,ECP,DMA]
Floppy drive(s): fd0 is 1.44M
FDC 0 is a post-1991 82077
brd: module loaded
loop: module loaded
console [netcon0] enabled
netconsole: network logging started
Driver 'sd' needs updating - please use bus_type methods
Driver 'sr' needs updating - please use bus_type methods
PNP: PS/2 Controller [PNP0303:PS2K,PNP0f03:PS2M] at 0x60,0x64 irq 1,12
serio: i8042 KBD port at 0x60,0x64 irq 1
serio: i8042 AUX port at 0x60,0x64 irq 12
mice: PS/2 mouse device common for all mice
input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input0
cpuidle: using governor ladder
cpuidle: using governor menu
TCP cubic registered
NET: Registered protocol family 17
Freeing unused kernel memory: 304k freed
Write protecting the kernel read-only data: 3888k
SGI XFS with ACLs, security attributes, large block/inode numbers, no debug enabled
modprobe used greatest stack depth: 5392 bytes left
IOAPIC[0]: Set routing entry (2-17 -> 0x79 -> IRQ 17 Mode:1 Active:1)
pata_jmicron 0000:02:00.1: PCI INT B -> GSI 17 (level, low) -> IRQ 17
pata_jmicron 0000:02:00.1: setting latency timer to 64
scsi0 : pata_jmicron
scsi1 : pata_jmicron
ata1: PATA max UDMA/100 cmd 0xac00 ctl 0xa880 bmdma 0xa400 irq 17
ata2: PATA max UDMA/100 cmd 0xa800 ctl 0xa480 bmdma 0xa408 irq 17
ata1.00: ATAPI: HL-DT-ST DVDRAM GSA-4167B, DL13, max UDMA/33
ata1.01: ATAPI: WAITEC ALADAR/1, 0.010000, max UDMA/33
ata1.00: configured for UDMA/33
ata1.01: configured for UDMA/33
isa bounce pool size: 16 pages
scsi 0:0:0:0: CD-ROM HL-DT-ST DVDRAM GSA-4167B DL13 PQ: 0 ANSI: 5
sr0: scsi3-mmc drive: 48x/48x writer dvd-ram cd/rw xa/form2 cdda tray
Uniform CD-ROM driver Revision: 3.20
sr 0:0:0:0: Attached scsi CD-ROM sr0
sr 0:0:0:0: Attached scsi generic sg0 type 5
scsi 0:0:1:0: CD-ROM WAITEC ALADAR/1 B1.5 PQ: 0 ANSI: 5
sr1: scsi3-mmc drive: 40x/40x writer cd/rw xa/form2 cdda tray
sr 0:0:1:0: Attached scsi CD-ROM sr1
sr 0:0:1:0: Attached scsi generic sg1 type 5
modprobe used greatest stack depth: 3480 bytes left
sata_uli 0000:05:02.0: version 1.3
IOAPIC[0]: Set routing entry (2-23 -> 0x81 -> IRQ 23 Mode:1 Active:1)
sata_uli 0000:05:02.0: PCI INT A -> GSI 23 (level, low) -> IRQ 23
scsi2 : sata_uli
scsi3 : sata_uli
ata3: SATA max UDMA/133 cmd 0xc000 ctl 0xbc00 bmdma 0xb480 irq 23
ata4: SATA max UDMA/133 cmd 0xb880 ctl 0xb800 bmdma 0xb488 irq 23
input: ImPS/2 Generic Wheel Mouse as /devices/platform/i8042/serio1/input/input1
pata_ali 0000:05:02.1: PCI INT A -> GSI 23 (level, low) -> IRQ 23
scsi4 : pata_ali
scsi5 : pata_ali
ata5: PATA max UDMA/133 cmd 0xc880 ctl 0xc800 bmdma 0xc080 irq 23
ata6: PATA max UDMA/133 cmd 0xc480 ctl 0xc400 bmdma 0xc088 irq 23
ata6.00: ATA-7: Maxtor 6Y120L0, YAR41VW0, max UDMA/133
ata6.00: 240121728 sectors, multi 16: LBA
ata6.00: configured for UDMA/133
scsi 5:0:0:0: Direct-Access ATA Maxtor 6Y120L0 YAR4 PQ: 0 ANSI: 5
sd 5:0:0:0: [sda] 240121728 512-byte hardware sectors (122942 MB)
sd 5:0:0:0: [sda] Write Protect is off
sd 5:0:0:0: [sda] Mode Sense: 00 3a 00 00
sd 5:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sd 5:0:0:0: [sda] 240121728 512-byte hardware sectors (122942 MB)
sd 5:0:0:0: [sda] Write Protect is off
sd 5:0:0:0: [sda] Mode Sense: 00 3a 00 00
sd 5:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sda: sda1 sda2 sda3
sd 5:0:0:0: [sda] Attached SCSI disk
sd 5:0:0:0: Attached scsi generic sg2 type 0
modprobe used greatest stack depth: 2480 bytes left
ahci 0000:00:1f.2: version 3.0
ahci 0000:00:1f.2: PCI INT B -> GSI 19 (level, low) -> IRQ 19
ahci 0000:00:1f.2: AHCI 0001.0100 32 slots 6 ports 3 Gbps 0x3f impl SATA mode
ahci 0000:00:1f.2: flags: 64bit ncq sntf ilck stag pm led clo pmp pio slum part ems
ahci 0000:00:1f.2: setting latency timer to 64
scsi6 : ahci
scsi7 : ahci
scsi8 : ahci
scsi9 : ahci
scsi10 : ahci
scsi11 : ahci
ata7: SATA max UDMA/133 abar m2048@0xffaff800 port 0xffaff900 irq 315
ata8: SATA max UDMA/133 abar m2048@0xffaff800 port 0xffaff980 irq 315
ata9: SATA max UDMA/133 abar m2048@0xffaff800 port 0xffaffa00 irq 315
ata10: SATA max UDMA/133 abar m2048@0xffaff800 port 0xffaffa80 irq 315
ata11: SATA max UDMA/133 abar m2048@0xffaff800 port 0xffaffb00 irq 315
ata12: SATA max UDMA/133 abar m2048@0xffaff800 port 0xffaffb80 irq 315
ata7: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
ata7.00: ATA-7: ST3250820AS, 3.AAE, max UDMA/133
ata7.00: 488397168 sectors, multi 0: LBA48 NCQ (depth 31/32)
ata7.00: configured for UDMA/133
ata8: SATA link down (SStatus 0 SControl 300)
ata9: SATA link down (SStatus 0 SControl 300)
ata10: SATA link down (SStatus 0 SControl 300)
ata11: SATA link down (SStatus 0 SControl 300)
ata12: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
ata12.00: ATA-8: ST3750330AS, SD15, max UDMA/133
ata12.00: 1465149168 sectors, multi 0: LBA48 NCQ (depth 31/32)
ata12.00: configured for UDMA/133
scsi 6:0:0:0: Direct-Access ATA ST3250820AS 3.AA PQ: 0 ANSI: 5
sd 6:0:0:0: [sdb] 488397168 512-byte hardware sectors (250059 MB)
sd 6:0:0:0: [sdb] Write Protect is off
sd 6:0:0:0: [sdb] Mode Sense: 00 3a 00 00
sd 6:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sd 6:0:0:0: [sdb] 488397168 512-byte hardware sectors (250059 MB)
sd 6:0:0:0: [sdb] Write Protect is off
sd 6:0:0:0: [sdb] Mode Sense: 00 3a 00 00
sd 6:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sdb: [LDM] sdb1 sdb2
sd 6:0:0:0: [sdb] Attached SCSI disk
sd 6:0:0:0: Attached scsi generic sg3 type 0
scsi 11:0:0:0: Direct-Access ATA ST3750330AS SD15 PQ: 0 ANSI: 5
sd 11:0:0:0: [sdc] 1465149168 512-byte hardware sectors (750156 MB)
sd 11:0:0:0: [sdc] Write Protect is off
sd 11:0:0:0: [sdc] Mode Sense: 00 3a 00 00
sd 11:0:0:0: [sdc] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sd 11:0:0:0: [sdc] 1465149168 512-byte hardware sectors (750156 MB)
sd 11:0:0:0: [sdc] Write Protect is off
sd 11:0:0:0: [sdc] Mode Sense: 00 3a 00 00
sd 11:0:0:0: [sdc] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sdc: sdc1 sdc2
sd 11:0:0:0: [sdc] Attached SCSI disk
sd 11:0:0:0: Attached scsi generic sg4 type 0
ahci 0000:02:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
ahci 0000:02:00.0: AHCI 0001.0000 32 slots 2 ports 3 Gbps 0x3 impl SATA mode
ahci 0000:02:00.0: flags: 64bit ncq pm led clo pmp pio slum part
ahci 0000:02:00.0: setting latency timer to 64
scsi12 : ahci
scsi13 : ahci
ata13: SATA max UDMA/133 abar m8192@0xff3fe000 port 0xff3fe100 irq 16
ata14: SATA max UDMA/133 abar m8192@0xff3fe000 port 0xff3fe180 irq 16
ata13: SATA link down (SStatus 0 SControl 300)
ata14: SATA link down (SStatus 0 SControl 300)
modprobe used greatest stack depth: 2440 bytes left
NTFS driver 2.1.29 [Flags: R/O MODULE].
ACPI: SSDT BBF9E0C0, 01C6 (r1 AMI CPU1PM 1 INTL 20060113)
Parsing all Control Methods:
Table [SSDT](id 00CE) - 9 Objects with 0 Devices 3 Methods 0 Regions
processor ACPI0007:00: registered as cooling_device0
ACPI: SSDT BBF9E290, 013A (r1 AMI CPU2PM 1 INTL 20060113)
Parsing all Control Methods:
Table [SSDT](id 00D1) - 7 Objects with 0 Devices 4 Methods 0 Regions
processor ACPI0007:01: registered as cooling_device1
device-mapper: ioctl: 4.14.0-ioctl (2008-04-23) initialised: dm-devel@xxxxxxxxxx
kjournald starting. Commit interval 5 seconds
EXT3-fs: mounted filesystem with journal data mode.
udevd version 125 started
input: Power Button (FF) as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input2
ACPI: Power Button (FF) [PWRF]
input: Power Button (CM) as /devices/LNXSYSTM:00/device:00/PNP0C0C:00/input/input3
ACPI: Power Button (CM) [PWRB]
[cut]

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