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[Xen-devel] Re: xen-unstable: xen hang on boot
On 08/09/2011 07:23 AM, Keir Fraser wrote:
> On 08/08/2011 23:50, "Jeremy Fitzhardinge" <jeremy@xxxxxxxx> wrote:
>> I just updated Xen from xen-unstable, and its hanging in the middle of
>> boot, during what appears to be APIC setup:
>> (XEN) ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
>> (XEN) ACPI: IOAPIC (id[0x07] address[0xfec00000] gsi_base)
>> (XEN) IOAPIC: apic_id 7, 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) ACPI: HPET id: 0x8086a701 base: 0xfed00000
>> Full dump below.
>> The machine is my standard test/dev server, which I've been using for
>> the last 18 months or so. The only environmental change is that I've
>> updated it to F15, which has a new compiler. But I've compiled Xen with
>> that on other machines without problems. I'm not sure what the previous
>> version of Xen I was using, but xen-unstable from at least a month or
>> two ago.
>> Any clues?
> Looks like a boot failure we saw on some automated tests, although those
> failures were limited to AMD systems. If it's the same problem, reverting
> two MCE patches (changesets 23736 and 23737) will fix it.
31683aa4bfb3 acpi: Add support for old and new bios erst, enable
3d18ff6589e3 x86, mce: Dump mce log by ERST when mc panic
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