RE: [Xen-devel] RE: [PATCH] Handle MSI irq storm

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

This changeset causes my test box to stop with:
        (XEN) *** LOADING DOMAIN 0 ***
        (XEN) elf_init: not an ELF binary
        (XEN) 
        (XEN) ****************************************
        (XEN) Panic on CPU 0:
        (XEN) Could not set up DOM0 guest OS
        (XEN) ****************************************
        (XEN) 
        (XEN) Manual reset required ('noreboot' specified)

I haven't yet looked into why.

Ian.

(XEN) Xen version 3.3-unstable (ianc@localdomain) (gcc version 3.4.4 20050314 
(prerelease) (Debian 3.4.3-13sarge1)) Thu Jul 10 17:56:58 BST 2008
(XEN) Latest ChangeSet: Thu Jul 10 14:20:15 2008 +0100 18019:26714991f242
(XEN) Command line: loglvl=all guest_loglvl=all dom0_max_vcpus=1 
com1=115200,8n1 console=com1 noreboot dom0_mem=512M crashkernel=64M@32M 
(XEN) Video information:
(XEN)  VGA is text mode 80x25, font 8x16
(XEN)  VBE/DDC methods: none; EDID transfer time: 2 seconds
(XEN)  EDID info not retrieved because no DDC retrieval method detected
(XEN) Disc information:
(XEN)  Found 1 MBR signatures
(XEN)  Found 1 EDD information structures
(XEN) Xen-e820 RAM map:
(XEN)  0000000000000000 - 000000000009fc00 (usable)
(XEN)  000000000009fc00 - 00000000000a0000 (reserved)
(XEN)  00000000000e0000 - 0000000000100000 (reserved)
(XEN)  0000000000100000 - 00000000def7f000 (usable)
(XEN)  00000000def7f000 - 00000000df023000 (ACPI NVS)
(XEN)  00000000df023000 - 00000000dfdc5000 (usable)
(XEN)  00000000dfdc5000 - 00000000dfde6000 (ACPI NVS)
(XEN)  00000000dfde6000 - 00000000dfec9000 (usable)
(XEN)  00000000dfec9000 - 00000000dfee9000 (ACPI NVS)
(XEN)  00000000dfee9000 - 00000000dfeed000 (usable)
(XEN)  00000000dfeed000 - 00000000dfeff000 (ACPI data)
(XEN)  00000000dfeff000 - 00000000dff00000 (usable)
(XEN)  0000000100000000 - 0000000120000000 (usable)
(XEN) Kdump: 64MB (65536kB) at 0x2000000
(XEN) System RAM: 4093MB (4191904kB)
(XEN) ACPI: RSDP 000FE020, 0014 (r0 INTEL )
(XEN) ACPI: RSDT DFEFDE48, 004C (r1 INTEL  D955XBK       7DA MSFT  1000013)
(XEN) ACPI: FACP DFEFCF10, 0074 (r1 INTEL  D955XBK       7DA MSFT  1000013)
(XEN) ACPI: DSDT DFEF8010, 3D07 (r1 INTEL  D955XBK       7DA MSFT  1000013)
(XEN) ACPI: FACS DFEE5C40, 0040
(XEN) ACPI: APIC DFEFCE10, 0078 (r1 INTEL  D955XBK       7DA MSFT  1000013)
(XEN) ACPI: WDDT DFEF7F90, 0040 (r1 INTEL  D955XBK       7DA MSFT  1000013)
(XEN) ACPI: MCFG DFEF7F10, 003C (r1 INTEL  D955XBK       7DA MSFT  1000013)
(XEN) ACPI: ASF! DFEFCD10, 00A6 (r32 INTEL  D955XBK       7DA MSFT  1000013)
(XEN) ACPI: SSDT DFEFDC10, 01BC (r1 INTEL     CpuPm      7DA MSFT  1000013)
(XEN) ACPI: SSDT DFEFDA10, 0175 (r1 INTEL   Cpu0Ist      7DA MSFT  1000013)
(XEN) ACPI: SSDT DFEFD810, 0175 (r1 INTEL   Cpu1Ist      7DA MSFT  1000013)
(XEN) ACPI: SSDT DFEFD610, 0175 (r1 INTEL   Cpu2Ist      7DA MSFT  1000013)
(XEN) ACPI: SSDT DFEFD410, 0175 (r1 INTEL   Cpu3Ist      7DA MSFT  1000013)
(XEN) NUMA turned off
(XEN) Faking a node at 0000000000000000-0000000120000000
(XEN) Xen heap: 14MB (14412kB)
(XEN) Domain heap initialised: DMA width 32 bits
(XEN) found SMP MP-table at 000fe200
(XEN) DMI 2.3 present.
(XEN) Using APIC driver default
(XEN) ACPI: PM-Timer IO Port: 0x408
(XEN) ACPI: ACPI SLEEP INFO: pm1x_cnt[404,0], pm1x_evt[400,0]
(XEN) ACPI:                  wakeup_vec[dfee5c4c], vec_size[20]
(XEN) ACPI: Local APIC address 0xfee00000
(XEN) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
(XEN) Processor #0 15:4 APIC version 20
(XEN) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled)
(XEN) Processor #1 15:4 APIC version 20
(XEN) ACPI: LAPIC (acpi_id[0x03] lapic_id[0x82] disabled)
(XEN) ACPI: LAPIC (acpi_id[0x04] lapic_id[0x83] disabled)
(XEN) ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1])
(XEN) ACPI: LAPIC_NMI (acpi_id[0x02] dfl dfl lint[0x1])
(XEN) ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
(XEN) IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-23
(XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
(XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
(XEN) ACPI: IRQ0 used by override.
(XEN) ACPI: IRQ2 used by override.
(XEN) ACPI: IRQ9 used by override.
(XEN) Enabling APIC mode:  Flat.  Using 1 I/O APICs
(XEN) Using ACPI (MADT) for SMP configuration information
(XEN) Using scheduler: SMP Credit Scheduler (credit)
(XEN) Initializing CPU#0
(XEN) Detected 3000.279 MHz processor.
(XEN) CPU: Trace cache: 12K uops, L1 D cache: 16K
(XEN) CPU: L2 cache: 1024K
(XEN) CPU: Physical Processor ID: 0
(XEN) CPU: Processor Core ID: 0
(XEN) Intel machine check architecture supported.
(XEN) Intel machine check reporting enabled on CPU#0.
(XEN) CPU0: Intel P4/Xeon Extended MCE MSRs (24) available
(XEN) CPU0: Thermal monitoring enabled
(XEN) CPU0: Intel(R) Pentium(R) D CPU 3.00GHz stepping 04
(XEN) Booting processor 1/1 eip 8c000
(XEN) Initializing CPU#1
(XEN) CPU: Trace cache: 12K uops, L1 D cache: 16K
(XEN) CPU: L2 cache: 1024K
(XEN) CPU: Physical Processor ID: 0
(XEN) CPU: Processor Core ID: 1
(XEN) Intel machine check architecture supported.
(XEN) Intel machine check reporting enabled on CPU#1.
(XEN) CPU1: Intel P4/Xeon Extended MCE MSRs (24) available
(XEN) CPU1: Thermal monitoring enabled
(XEN) CPU1: Intel(R) Pentium(R) D CPU 3.00GHz stepping 04
(XEN) Total of 2 processors activated.
(XEN) ENABLING IO-APIC IRQs
(XEN)  -> Using new ACK method
(XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1
(XEN) checking TSC synchronization across 2 CPUs: passed.
(XEN) Platform timer is 3.579MHz ACPI PM Timer
(XEN) Brought up 2 CPUs
(XEN) I/O virtualisation disabled
(XEN) ACPI sleep modes: S3
(XEN) MCA: Machine check polling timer started.
(XEN) *** LOADING DOMAIN 0 ***
(XEN) elf_init: not an ELF binary
(XEN) 
(XEN) ****************************************
(XEN) Panic on CPU 0:
(XEN) Could not set up DOM0 guest OS
(XEN) ****************************************
XEN) 
(XEN) Manual reset required ('noreboot' specified)



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