Re: intel_idle causing 3.0.8 system reboot (was: if nolapic not used then system reboots after loading first module (possibly first irq using module))

From: Arkadiusz MiÅkiewicz
Date: Fri Oct 28 2011 - 13:15:20 EST


On Thursday 27 of October 2011, Arkadiusz MiÅkiewicz wrote:
> Hello,
>
> I have a system that uses supermicro X8SIL-F mainboard
> (with latest bios), 8GB RAM, Intel Xeon X3430 and
> SuperTrak EX16350 raid controller.
>
> So far I was using 2.6.28 kernel on this machine. It works
> fine. With 3.0.8 there is unfortunately a problem. System
> boots but as soon as first (irq using?) module is loaded in initrd
> machine restarts back to bios.

Turns out every of these problematic kernels had
CONFIG_INTEL_IDLE=y

Disabling it makes problem go away - system no longer reboots (tested for
example on 3.0.8).

# cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 30
model name : Intel(R) Xeon(R) CPU X3430 @ 2.40GHz
stepping : 5
cpu MHz : 2399.906
cache size : 8192 KB
physical id : 0
siblings : 1
core id : 0
cpu cores : 1
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 sep mtrr pge mca cmov pat
pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm
constant_tsc up arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc
aperfmperf pni dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm
sse4_1 sse4_2 popcnt lahf_lm ida dts tpr_shadow vnmi flexpriority ept vpid
bogomips : 4801.80
clflush size : 64
cache_alignment : 64
address sizes : 36 bits physical, 48 bits virtual
power management:


>
> I was trying various options and found out that acpi=off
> 'or nolapic fix the issue (but I see 1 core instead of 4 then).
> acpi=ht doesn't fix it.
>
> Going to bisect between 35 and 36 if no one has a clue
> what's going on.
>
> I've tested:
> 2.6.35 - works fine
> 2.6.36.2 - reboots
> 2.6.37.6 - reboots
> 2.6.38.8 - reboots
> 3.0.8 - reboots the same way .38 does
>
>
> example log:
>
> Loading pld37.6................
> ................................................... BIOS data check
> successful
> [ 0.000000] Initializing cgroup subsys cpuset
> [ 0.000000] Initializing cgroup subsys cpu
> [ 0.000000] Linux version 2.6.37.6-2 (builder@ymir-builder) (gcc version
> 4.5.2 20110212 (release) (PLD-Linux) ) #1 SMP Thu Apr 7 21:27:39 CEST 2011
> [ 0.000000] Command line: BOOT_IMAGE=pld37.6 ro root=812 console=tty0
> console=ttyS2,38400n81 panic=60 selinux=0 [ 0.000000] BIOS-provided
> physical RAM map:
> [ 0.000000] BIOS-e820: 0000000000000000 - 000000000009d400 (usable)
> [ 0.000000] BIOS-e820: 000000000009d400 - 00000000000a0000 (reserved)
> [ 0.000000] BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved)
> [ 0.000000] BIOS-e820: 0000000000100000 - 00000000bf790000 (usable)
> [ 0.000000] BIOS-e820: 00000000bf79e000 - 00000000bf7a0000 type 9
> [ 0.000000] BIOS-e820: 00000000bf7a0000 - 00000000bf7ae000 (ACPI data)
> [ 0.000000] BIOS-e820: 00000000bf7ae000 - 00000000bf7d0000 (ACPI NVS)
> [ 0.000000] BIOS-e820: 00000000bf7d0000 - 00000000bf7e0000 (reserved)
> [ 0.000000] BIOS-e820: 00000000bf7ed000 - 00000000c0000000 (reserved)
> [ 0.000000] BIOS-e820: 00000000e0000000 - 00000000f0000000 (reserved)
> [ 0.000000] BIOS-e820: 00000000fed20000 - 00000000fed40000 (reserved)
> [ 0.000000] BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved)
> [ 0.000000] BIOS-e820: 0000000100000000 - 0000000240000000 (usable)
> [ 0.000000] NX (Execute Disable) protection: active
> [ 0.000000] DMI present.
> [ 0.000000] No AGP bridge found
> [ 0.000000] last_pfn = 0x240000 max_arch_pfn = 0x400000000
> [ 0.000000] x86 PAT enabled: cpu 0, old 0x7040600070406, new
> 0x7010600070106 [ 0.000000] last_pfn = 0xbf790 max_arch_pfn =
> 0x400000000
> [ 0.000000] init_memory_mapping: 0000000000000000-00000000bf790000
> [ 0.000000] init_memory_mapping: 0000000100000000-0000000240000000
> [ 0.000000] RAMDISK: 00e2e000 - 00f00000
> [ 0.000000] ACPI: RSDP 00000000000fa280 00024 (v02 ACPIAM)
> [ 0.000000] ACPI: XSDT 00000000bf7a0100 00084 (v01 SMCI
> 20100527 MSFT 00000097) [ 0.000000] ACPI: FACP 00000000bf7a0290 000F4
> (v04 052710 FACP1450 20100527 MSFT 00000097) [ 0.000000] ACPI: DSDT
> 00000000bf7a05f0 06C7B (v02 10605 10605000 00000000 INTL 20051117) [
> 0.000000] ACPI: FACS 00000000bf7ae000 00040
> [ 0.000000] ACPI: APIC 00000000bf7a0390 00092 (v02 052710 APIC1450
> 20100527 MSFT 00000097) [ 0.000000] ACPI: MCFG 00000000bf7a0430 0003C
> (v01 052710 OEMMCFG 20100527 MSFT 00000097) [ 0.000000] ACPI: OEMB
> 00000000bf7ae040 00073 (v01 052710 OEMB1450 20100527 MSFT 00000097) [
> 0.000000] ACPI: HPET 00000000bf7aa5f0 00038 (v01 052710 OEMHPET 20100527
> MSFT 00000097) [ 0.000000] ACPI: GSCI 00000000bf7ae0c0 02024 (v01
> 052710 GMCHSCI 20100527 MSFT 00000097) [ 0.000000] ACPI: DMAR
> 00000000bf7b00f0 00090 (v01 AMI OEMDMAR 00000001 MSFT 00000097) [
> 0.000000] ACPI: SSDT 00000000bf7b1580 00363 (v01 DpgPmm CpuPm 00000012
> INTL 20051117) [ 0.000000] ACPI: EINJ 00000000bf7aa630 00130 (v01
> AMIER AMI_EINJ 20100527 MSFT 00000097) [ 0.000000] ACPI: BERT
> 00000000bf7aa7c0 00030 (v01 AMIER AMI_BERT 20100527 MSFT 00000097) [
> 0.000000] ACPI: ERST 00000000bf7aa7f0 001B0 (v01 AMIER AMI_ERST 20100527
> MSFT 00000097) [ 0.000000] ACPI: HEST 00000000bf7aa9a0 000A8 (v01
> AMIER ABC_HEST 20100527 MSFT 00000097) [ 0.000000] No NUMA
> configuration found
> [ 0.000000] Faking a node at 0000000000000000-0000000240000000
> [ 0.000000] Initmem setup node 0 0000000000000000-0000000240000000
> [ 0.000000] NODE_DATA [000000023fffb000 - 000000023fffffff]
> [ 0.000000] Zone PFN ranges:
> [ 0.000000] DMA 0x00000010 -> 0x00001000
> [ 0.000000] DMA32 0x00001000 -> 0x00100000
> [ 0.000000] Normal 0x00100000 -> 0x00240000
> [ 0.000000] Movable zone start PFN for each node
> [ 0.000000] early_node_map[3] active PFN ranges
> [ 0.000000] 0: 0x00000010 -> 0x0000009d
> [ 0.000000] 0: 0x00000100 -> 0x000bf790
> [ 0.000000] 0: 0x00100000 -> 0x00240000
> [ 0.000000] ACPI: PM-Timer IO Port: 0x808
> [ 0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
> [ 0.000000] ACPI: LAPIC (acpi_id[0x02] lapic_id[0x02] enabled)
> [ 0.000000] ACPI: LAPIC (acpi_id[0x03] lapic_id[0x04] enabled)
> [ 0.000000] ACPI: LAPIC (acpi_id[0x04] lapic_id[0x06] enabled)
> [ 0.000000] ACPI: LAPIC (acpi_id[0x05] lapic_id[0x84] disabled)
> [ 0.000000] ACPI: LAPIC (acpi_id[0x06] lapic_id[0x85] disabled)
> [ 0.000000] ACPI: LAPIC (acpi_id[0x07] lapic_id[0x86] disabled)
> [ 0.000000] ACPI: LAPIC (acpi_id[0x08] lapic_id[0x87] disabled)
> [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
> [ 0.000000] ACPI: IOAPIC (id[0x07] address[0xfec00000] gsi_base[0])
> [ 0.000000] IOAPIC[0]: apic_id 7, version 32, address 0xfec00000, GSI
> 0-23 [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl
> dfl) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 20 low
> level) [ 0.000000] Using ACPI (MADT) for SMP configuration information
> [ 0.000000] ACPI: HPET id: 0x8086a701 base: 0xfed00000
> [ 0.000000] SMP: Allowing 8 CPUs, 4 hotplug CPUs
> [ 0.000000] PM: Registered nosave memory: 000000000009d000 -
> 000000000009e000 [ 0.000000] PM: Registered nosave memory:
> 000000000009e000 - 00000000000a0000 [ 0.000000] PM: Registered nosave
> memory: 00000000000a0000 - 00000000000e0000 [ 0.000000] PM: Registered
> nosave memory: 00000000000e0000 - 0000000000100000 [ 0.000000] PM:
> Registered nosave memory: 00000000bf790000 - 00000000bf79e000 [
> 0.000000] PM: Registered nosave memory: 00000000bf79e000 -
> 00000000bf7a0000 [ 0.000000] PM: Registered nosave memory:
> 00000000bf7a0000 - 00000000bf7ae000 [ 0.000000] PM: Registered nosave
> memory: 00000000bf7ae000 - 00000000bf7d0000 [ 0.000000] PM: Registered
> nosave memory: 00000000bf7d0000 - 00000000bf7e0000 [ 0.000000] PM:
> Registered nosave memory: 00000000bf7e0000 - 00000000bf7ed000 [
> 0.000000] PM: Registered nosave memory: 00000000bf7ed000 -
> 00000000c0000000 [ 0.000000] PM: Registered nosave memory:
> 00000000c0000000 - 00000000e0000000 [ 0.000000] PM: Registered nosave
> memory: 00000000e0000000 - 00000000f0000000 [ 0.000000] PM: Registered
> nosave memory: 00000000f0000000 - 00000000fed20000 [ 0.000000] PM:
> Registered nosave memory: 00000000fed20000 - 00000000fed40000 [
> 0.000000] PM: Registered nosave memory: 00000000fed40000 -
> 00000000fee00000 [ 0.000000] PM: Registered nosave memory:
> 00000000fee00000 - 00000000fee01000 [ 0.000000] PM: Registered nosave
> memory: 00000000fee01000 - 0000000100000000 [ 0.000000] Allocating PCI
> resources starting at c0000000 (gap: c0000000:20000000) [ 0.000000]
> setup_percpu: NR_CPUS:32 nr_cpumask_bits:32 nr_cpu_ids:8 nr_node_ids:1 [
> 0.000000] PERCPU: Embedded 23 pages/cpu @ffff8800bf400000 s62080 r8192
> d23936 u262144 [ 0.000000] Built 1 zonelists in Zone order, mobility
> grouping on. Total pages: 2062405 [ 0.000000] Policy zone: Normal
> [ 0.000000] Kernel command line: BOOT_IMAGE=pld37.6 ro root=812
> console=tty0 console=ttyS2,38400n81 panic=60 selinux=0 [ 0.000000] PID
> hash table entries: 4096 (order: 3, 32768 bytes) [ 0.000000] Checking
> aperture...
> [ 0.000000] No AGP bridge found
> [ 0.000000] Memory: 8188016k/9437184k available (4480k kernel code,
> 1057676k absent, 191492k reserved, 2668k data, 496k init) [ 0.000000]
> SLUB: Genslabs=15, HWalign=64, Order=0-3, MinObjects=0, CPUs=8, Nodes=1 [
> 0.000000] Hierarchical RCU implementation.
> [ 0.000000] RCU dyntick-idle grace-period acceleration is enabled.
> [ 0.000000] RCU-based detection of stalled CPUs is disabled.
> [ 0.000000] NR_IRQS:4352 nr_irqs:744 16
> [ 0.000000] Extended CMOS year: 2000
> [ 0.000000] Console: colour VGA+ 80x25
> [ 0.000000] console [tty0] enabled
> [ 0.000000] console [ttyS2] enabled
> [ 0.000000] allocated 83886080 bytes of page_cgroup
> [ 0.000000] please try 'cgroup_disable=memory' option if you don't want
> memory cgroups [ 0.000000] Fast TSC calibration using PIT
> [ 0.003333] Detected 2399.840 MHz processor.
> [ 0.000005] Calibrating delay loop (skipped), value calculated using
> timer frequency.. 4801.66 BogoMIPS (lpj=7999466) [ 0.031875] pid_max:
> default: 32768 minimum: 501
> [ 0.045762] Security Framework initialized
> [ 0.058073] AppArmor: AppArmor disabled by boot time parameter
> [ 0.076234] Dentry cache hash table entries: 1048576 (order: 11, 8388608
> bytes) [ 0.099884] Inode-cache hash table entries: 524288 (order: 10,
> 4194304 bytes) [ 0.122052] Mount-cache hash table entries: 256
> [ 0.135765] Initializing cgroup subsys cpuacct
> [ 0.149114] Initializing cgroup subsys memory
> [ 0.162197] Initializing cgroup subsys devices
> [ 0.175536] Initializing cgroup subsys freezer
> [ 0.188879] Initializing cgroup subsys net_cls
> [ 0.202221] Initializing cgroup subsys blkio
> [ 0.215066] CPU: Physical Processor ID: 0
> [ 0.227116] CPU: Processor Core ID: 0
> [ 0.238124] mce: CPU supports 9 MCE banks
> [ 0.250175] CPU0: Thermal monitoring enabled (TM1)
> 276334] Performance Events: PEBS fmt1+, Nehalem events, Intel PMU driver.
> [ 0.297954] ... version: 3
> [ 0.310027] ... bit width: 48
> [ 0.322332] ... generic registers: 4
> [ 0.334378] ... value mask: 0000ffffffffffff
> [ 0.350318] ... max period: 000000007fffffff
> [ 0.366259] ... fixed-purpose events: 3
> [ 0.378300] ... event mask: 000000070000000f
> [ 0.394420] ACPI: Core revision 20101013
> [ 0.436231] Setting APIC routing to flat
> [ 0.448353] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
> [ 0.499300] CPU0: Intel(R) Xeon(R) CPU X3430 @ 2.40GHz
> stepping 05 [ 0.626287] NMI watchdog enabled, takes one hw-pmu counter.
> [ 0.643089] Booting Node 0, Processors #1
> [ 0.769037] NMI watchdog enabled, takes one hw-pmu counter.
> [ 0.786417] #2
> [ 0.905450] NMI watchdog enabled, takes one hw-pmu counter.
> [ 0.922833] #3
> [ 1.041864] NMI watchdog enabled, takes one hw-pmu counter.
> [ 1.059206] Brought up 4 CPUs
> [ 1.068132] Total of 4 processors activated (19206.81 BogoMIPS).
> [ 1.087335] devtmpfs: initialized
> [ 1.099353] regulator: core version 0.5
> [ 1.110933] regulator: dummy:
> [ 1.120135] NET: Registered protocol family 16
> [ 1.133716] ACPI: bus type pci registered
> [ 1.145862] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem
> 0xe0000000-0xefffffff] (base 0xe0000000) [ 1.173758] PCI: MMCONFIG at
> [mem 0xe0000000-0xefffffff] reserved in E820 [ 1.225563] PCI: Using
> configuration type 1 for base access
> [ 1.243686] bio: create slab <bio-0> at 0
> [ 1.257791] ACPI: Executed 1 blocks of module-level executable AML code
> [ 1.281799] ACPI: SSDT 00000000bf7b0180 00F20 (v01 DpgPmm P001Ist
> 00000011 INTL 20051117) [ 1.306987] ACPI: Dynamic OEM Table Load:
> [ 1.319174] ACPI: SSDT (nil) 00F20 (v01 DpgPmm P001Ist
> 00000011 INTL 20051117) [ 1.344269] ACPI: SSDT 00000000bf7b10a0 004D5
> (v01 PmRef P001Cst 00003001 INTL 20051117) [ 1.369401] ACPI: Dynamic
> OEM Table Load:
> [ 1.381582] ACPI: SSDT (nil) 004D5 (v01 PmRef P001Cst
> 00003001 INTL 20051117) [ 1.406782] ACPI: Interpreter enabled
> [ 1.417777] ACPI: (supports S0 S1 S4 S5)
> [ 1.429866] ACPI: Using IOAPIC for interrupt routing
> [ 1.446312] ACPI Exception: AE_NOT_FOUND, Evaluating _PRW
> (20101013/scan-723) [ 1.468748] ACPI Exception: AE_NOT_FOUND,
> Evaluating _PRW (20101013/scan-723) [ 1.491128] ACPI Exception:
> AE_NOT_FOUND, Evaluating _PRW (20101013/scan-723) [ 1.516878] ACPI
> Exception: AE_NOT_FOUND, Evaluating _PRW (20101013/scan-723) [
> 1.539441] ACPI: No dock devices found.
> [ 1.551233] PCI: Using host bridge windows from ACPI; if necessary, use
> "pci=nocrs" and report a bug [ 1.578850] ACPI: PCI Root Bridge [PCI0]
> (domain 0000 [bus 00-ff]) [ 1.597622] pci_root PNP0A08:00: host bridge
> window [io 0x0000-0x0cf7] [ 1.617460] pci_root PNP0A08:00: host bridge
> window [io 0x0d00-0xffff] [ 1.637290] pci_root PNP0A08:00: host bridge
> window [mem 0x000a0000-0x000bffff] [ 1.659214] pci_root PNP0A08:00:
> host bridge window [mem 0x000d0000-0x000dffff] [ 1.681123] pci_root
> PNP0A08:00: host bridge window [mem 0xc0000000-0xdfffffff] [ 1.703032]
> pci_root PNP0A08:00: host bridge window [mem 0xf0000000-0xfed8ffff] [
> 1.726175] pci 0000:00:03.0: PCI bridge to [bus 01-01]
> [ 1.742023] pci 0000:02:00.0: disabling ASPM on pre-1.1 PCIe device.
> You can enable it with 'pcie_aspm=force' [ 1.771991] pci 0000:00:05.0:
> PCI bridge to [bus 02-04]
> [ 1.787842] pci 0000:02:00.0: PCI bridge to [bus 03-03]
> [ 1.803594] pci 0000:02:00.2: PCI bridge to [bus 04-04]
> [ 1.819313] pci 0000:00:1c.0: PCI bridge to [bus 05-05]
> [ 1.840630] pci 0000:00:1c.4: PCI bridge to [bus 06-06]
> [ 1.856742] pci 0000:00:1c.5: PCI bridge to [bus 07-07]
> [ 1.872582] pci 0000:00:1e.0: PCI bridge to [bus 08-08] (subtractive
> decode) [ 1.903365] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 6 7 *10
> 11 12 14 15) [ 1.924871] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 6 7
> 10 *11 12 14 15) [ 1.946363] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4
> 6 7 *10 11 12 14 15) [ 1.967853] ACPI: PCI Interrupt Link [LNKD] (IRQs
> 3 4 6 7 10 11 12 *14 15) [ 1.989349] ACPI: PCI Interrupt Link [LNKE]
> (IRQs 3 4 6 7 10 11 12 14 15) *0, disabled. [ 2.014400] ACPI: PCI
> Interrupt Link [LNKF] (IRQs 3 4 6 *7 10 11 12 14 15) [ 2.035893] ACPI:
> PCI Interrupt Link [LNKG] (IRQs 3 4 6 7 10 11 12 14 15) *0, disabled. [
> 2.060918] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 6 7 10 11 12 14 *15) [
> 2.082471] HEST: HEST table parsing is initialized.
> [ 2.097453] vgaarb: device added:
> PCI:0000:08:03.0,decodes=io+mem,owns=io+mem,locks=none [ 2.121704]
> vgaarb: loaded
> [ 2.130160] PCI: Using ACPI for IRQ routing
> [ 2.142972] NetLabel: Initializing
> [ 2.153194] NetLabel: domain hash size = 128
> [ 2.166277] NetLabel: protocols = UNLABELED CIPSOv4
> [ 2.181189] NetLabel: unlabeled traffic allowed by default
> [ 2.197915] HPET: 8 timers in total, 5 timers will be used for per-cpu
> timer [ 2.219039] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 40, 41, 42, 43,
> 44, 0 [ 2.239553] hpet0: 8 comparators, 64-bit 14.318180 MHz counter
> [ 2.266639] Switching to clocksource tsc
> [ 2.279408] pnp: PnP ACPI init
> [ 2.288617] ACPI: bus type pnp registered
> [ 2.303530] pnp: PnP ACPI: found 16 devices
> [ 2.316094] ACPI: ACPI bus type pnp unregistered
> [ 2.329963] system 00:01: [mem 0xfc000000-0xfcffffff] has been reserved
> [ 2.349791] system 00:01: [mem 0xfd000000-0xfdffffff] has been reserved
> [ 2.369622] system 00:01: [mem 0xfe000000-0xfebfffff] has been reserved
> [ 2.389454] system 00:01: [mem 0xfed14000-0xfed19fff] has been reserved
> [ 2.409291] system 00:09: [io 0x164e-0x164f] has been reserved
> [ 2.427045] system 00:0a: [io 0x0a00-0x0a0f] has been reserved
> [ 2.444799] system 00:0a: [io 0x0a10-0x0a1f] has been reserved
> [ 2.462557] system 00:0b: [io 0x0ca2-0x0ca3] has been reserved
> [ 2.480310] system 00:0b: [io 0x0cf8-0x0cff] could not be reserved
> [ 2.499105] system 00:0b: [io 0x04d0-0x04d1] has been reserved
> [ 2.516860] system 00:0b: [io 0x0800-0x087f] has been reserved
> [ 2.534618] system 00:0b: [io 0x0500-0x057f] has been reserved
> [ 2.552373] system 00:0b: [mem 0xfed1c000-0xfed1ffff] has been reserved
> [ 2.572206] system 00:0b: [mem 0xfed20000-0xfed3ffff] has been reserved
> [ 2.592039] system 00:0b: [mem 0xfed40000-0xfed8ffff] has been reserved
> [ 2.611875] system 00:0d: [mem 0xfec00000-0xfec00fff] could not be
> reserved [ 2.632744] system 00:0d: [mem 0xfee00000-0xfee00fff] has been
> reserved [ 2.652584] system 00:0e: [mem 0xe0000000-0xefffffff] has been
> reserved [ 2.672411] system 00:0f: [mem 0x000c0000-0x000cffff] has been
> reserved [ 2.692243] system 00:0f: [mem 0x000e0000-0x000fffff] could
> not be reserved [ 2.713114] system 00:0f: [mem 0xfed90000-0xffffffff]
> could not be reserved [ 2.741788] pci 0000:00:1c.0: BAR 14: assigned
> [mem 0xc0000000-0xc01fffff] [ 2.762412] pci 0000:00:1c.0: BAR 15:
> assigned [mem 0xc0200000-0xc03fffff 64bit pref] [ 2.785892] pci
> 0000:00:1c.4: BAR 15: assigned [mem 0xc0400000-0xc05fffff 64bit pref] [
> 2.809386] pci 0000:00:1c.5: BAR 15: assigned [mem 0xc0600000-0xc07fffff
> 64bit pref] [ 2.832878] pci 0000:00:1c.0: BAR 13: assigned [io
> 0x2000-0x2fff] [ 2.851422] pci 0000:00:03.0: PCI bridge to [bus 01-01]
> [ 2.867099] pci 0000:00:03.0: bridge window [io disabled]
> [ 2.884077] pci 0000:00:03.0: bridge window [mem disabled]
> [ 2.901056] pci 0000:00:03.0: bridge window [mem pref disabled]
> [ 2.919333] pci 0000:02:00.0: PCI bridge to [bus 03-03]
> [ 2.935007] pci 0000:02:00.0: bridge window [io disabled]
> [ 2.951988] pci 0000:02:00.0: bridge window [mem
> 0xfb400000-0xfb4fffff] [ 2.972342] pci 0000:02:00.0: bridge window
> [mem 0xf9f00000-0xf9ffffff 64bit pref] [ 2.995564] pci 0000:02:00.2:
> PCI bridge to [bus 04-04]
> [ 3.011248] pci 0000:02:00.2: bridge window [io disabled]
> [ 3.028236] pci 0000:02:00.2: bridge window [mem disabled]
> [ 3.045206] pci 0000:02:00.2: bridge window [mem pref disabled]
> [ 3.063484] pci 0000:00:05.0: PCI bridge to [bus 02-04]
> [ 3.079158] pci 0000:00:05.0: bridge window [io disabled]
> [ 3.096140] pci 0000:00:05.0: bridge window [mem
> 0xfb400000-0xfb4fffff] [ 3.116492] pci 0000:00:05.0: bridge window
> [mem 0xf9f00000-0xf9ffffff 64bit pref] [ 3.139714] pci 0000:00:1c.0:
> PCI bridge to [bus 05-05]
> [ 3.155402] pci 0000:00:1c.0: bridge window [io 0x2000-0x2fff]
> [ 3.173680] pci 0000:00:1c.0: bridge window [mem
> 0xc0000000-0xc01fffff] [ 3.194032] pci 0000:00:1c.0: bridge window
> [mem 0xc0200000-0xc03fffff 64bit pref] [ 3.217255] pci 0000:00:1c.4:
> PCI bridge to [bus 06-06]
> [ 3.232941] pci 0000:00:1c.4: bridge window [io 0xd000-0xdfff]
> [ 3.251219] pci 0000:00:1c.4: bridge window [mem
> 0xfb500000-0xfb5fffff] [ 3.271571] pci 0000:00:1c.4: bridge window
> [mem 0xc0400000-0xc05fffff 64bit pref] [ 3.294796] pci 0000:00:1c.5:
> PCI bridge to [bus 07-07]
> [ 3.310480] pci 0000:00:1c.5: bridge window [io 0xe000-0xefff]
> [ 3.328760] pci 0000:00:1c.5: bridge window [mem
> 0xfb600000-0xfb6fffff] [ 3.349112] pci 0000:00:1c.5: bridge window
> [mem 0xc0600000-0xc07fffff 64bit pref] [ 3.372335] pci 0000:00:1e.0:
> PCI bridge to [bus 08-08]
> [ 3.388018] pci 0000:00:1e.0: bridge window [io disabled]
> [ 3.405000] pci 0000:00:1e.0: bridge window [mem
> 0xfb700000-0xfbffffff] [ 3.425357] pci 0000:00:1e.0: bridge window
> [mem 0xfa000000-0xfaffffff 64bit pref] [ 3.448584] pci 0000:00:03.0:
> PCI INT A -> GSI 16 (level, low) -> IRQ 16 [ 3.468684] pci
> 0000:00:05.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16 [ 3.488784]
> pci 0000:00:1c.0: enabling device (0104 -> 0107)
> [ 3.505774] pci 0000:00:1c.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
> [ 3.525872] pci 0000:00:1c.4: PCI INT A -> GSI 17 (level, low) -> IRQ 17
> [ 3.545963] pci 0000:00:1c.5: PCI INT B -> GSI 16 (level, low) -> IRQ 16
> [ 3.566127] NET: Registered protocol family 2
> [ 3.579387] IP route cache hash table entries: 262144 (order: 9, 2097152
> bytes) [ 3.602165] TCP established hash table entries: 524288 (order:
> 11, 8388608 bytes) [ 3.627180] TCP bind hash table entries: 65536
> (order: 8, 1048576 bytes) [ 3.647587] TCP: Hash tables configured
> (established 524288 bind 65536) [ 3.667420] TCP reno registered
> [ 3.676874] UDP hash table entries: 4096 (order: 5, 131072 bytes)
> [ 3.695209] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes)
> [ 3.714897] NET: Registered protocol family 1
> [ 3.728052] pci 0000:02:00.0: rerouting interrupts for [8086:0370]
> [ 3.746596] pci 0000:02:00.2: rerouting interrupts for [8086:0372]
> [ 3.765251] Trying to unpack rootfs image as initramfs...
> [ 3.782052] rootfs image is not initramfs (no cpio magic); looks like an
> initrd [ 3.804379] Freeing initrd memory: 840k freed
> [ 3.817554] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
> [ 3.836853] Placing 64MB software IO TLB between ffff8800bb400000 -
> ffff8800bf400000 [ 3.860077] software IO TLB at phys 0xbb400000 -
> 0xbf400000
> [ 3.877820] audit: initializing netlink socket (disabled)
> [ 3.894023] type=2000 audit(1319757700.289:1): initialized
> [ 3.929433] HugeTLB registered 2 MB page size, pre-allocated 0 pages
> [ 3.949038] CE: hpet3 increased min_delta_ns to 7500 nsec
> [ 3.962817] VFS: Disk quotas dquot_6.5.2
> [ 3.962871] Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
> [ 3.962950] ROMFS MTD (C) 2007 Red Hat, Inc.
> [ 3.962993] msgmni has been set to 15993
> [ 3.963217] Block layer SCSI generic (bsg) driver version 0.4 loaded
> (major 253) [ 3.963232] io scheduler noop registered
> [ 3.963233] io scheduler deadline registered
> [ 3.963303] io scheduler cfq registered (default)
> [ 3.963851] pcieport 0000:00:03.0: ACPI _OSC control granted for 0x1c
> [ 3.964344] pcieport 0000:00:05.0: ACPI _OSC control granted for 0x1c
> [ 3.964830] pcieport 0000:00:1c.0: ACPI _OSC control granted for 0x1c
> [ 3.965339] pcieport 0000:00:1c.4: ACPI _OSC control granted for 0x1c
> [ 3.965852] pcieport 0000:00:1c.5: ACPI _OSC control granted for 0x1c
> [ 3.966091] pcieport 0000:00:03.0: Signaling PME through PCIe PME
> interrupt [ 3.966100] pcieport 0000:00:05.0: Signaling PME through PCIe
> PME interrupt [ 3.966102] pci 0000:02:00.0: Signaling PME through PCIe
> PME interrupt [ 3.966103] pci 0000:03:0e.0: Signaling PME through PCIe
> PME interrupt [ 3.966105] pci 0000:02:00.2: Signaling PME through PCIe
> PME interrupt [ 3.966124] pcieport 0000:00:1c.0: Signaling PME through
> PCIe PME interrupt [ 3.966145] pcieport 0000:00:1c.4: Signaling PME
> through PCIe PME interrupt [ 3.966146] pci 0000:06:00.0: Signaling PME
> through PCIe PME interrupt [ 3.966166] pcieport 0000:00:1c.5: Signaling
> PME through PCIe PME interrupt [ 3.966168] pci 0000:07:00.0: Signaling
> PME through PCIe PME interrupt [ 4.380647] CE: hpet3 increased
> min_delta_ns to 11250 nsec
> [ 4.380650] hrtimer: interrupt took 2817 ns
> [ 4.409883] APEI: Can not request iomem region
> <00000000bf7c591a-00000000bf7c591c> for GARs. [ 4.460664] Linux agpgart
> interface v0.103
> [ 4.473050] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
> [ 4.764512] serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
> [ 5.123920] serial8250: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A
> ï[ 5.466699] serial8250: ttyS2 at I/O 0x3e8 (irq = 5) is a 16550A
> [ 5.623733] 00:06: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
> [ 5.706844] 00:07: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A
> [ 5.786713] 00:08: ttyS2 at I/O 0x3e8 (irq = 5) is a 16550A
> [ 5.847772] brd: module loaded
> [ 5.857026] Fixed MDIO Bus: probed
> [ 5.867387] PNP: No PS/2 controller found. Probing ports directly.
> [ 5.888483] serio: i8042 KBD port at 0x60,0x64 irq 1
> [ 5.903439] serio: i8042 AUX port at 0x60,0x64 irq 12
> [ 5.918750] mice: PS/2 mouse device common for all mice
> [ 5.934484] rtc_cmos 00:03: RTC can wake from S4
> [ 5.972520] rtc_cmos 00:03: rtc core: registered rtc_cmos as rtc0
> [ 5.990819] rtc0: alarms up to one month, y3k, 114 bytes nvram, hpet
> irqs [ 6.011633] cpuidle: using governor ladder
> [ 6.024796] cpuidle: using governor menu
> [ 6.036884] TCP cubic registered
> [ 6.047949] NET: Registered protocol family 10
> [ 6.062304] lo: Disabled Privacy Extensions
> [ 6.074915] Mobile IPv6
> [ 6.082369] NET: Registered protocol family 17
> [ 6.097184] Registering the dns_resolver key type
> [ 6.112025] TuxOnIce: Ignoring late initcall, as requested.
> [ 6.128789] registered taskstats version 1
> [ 6.141635] rtc_cmos 00:03: setting system clock to 2011-10-27 23:21:45
> UTC (1319757705) [ 6.165931] Initalizing network drop monitor service
> [ 6.181062] RAMDISK: gzip image found at block 0
> [ 6.213139] VFS: Mounted root (romfs filesystem) readonly on device 1:0.
> [ 6.251170] usbcore: registered new interface driver usbfs
> [ 6.268298] usbcore: registered new interface driver hub
> [ 6.284795] usbcore: registered new device driver usb
> [ 6.302695] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
> [ 6.322342] ehci_hcd 0000:00:1a.0: PCI INT A -> GSI 21 (level, low) ->
> IRQ 21 [ 6.343957] ehci_hcd 0000:00:1a.0: EHCI Host Controller
> [ 6.359711] ehci_hcd 0000:00:1a.0: new USB bus registered, assigned bus
> number 1
>
> and here machine reboots to bios (ehci-hcd is loaded from initrd; if for
> example stex driver was loaded in initrd and ehci* was not then it still
> rebooted)


--
Arkadiusz MiÅkiewicz PLD/Linux Team
arekm / maven.pl http://ftp.pld-linux.org/
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