[Xen-devel] Re: xen/stable 2.6.32.9 32bit dom0 kernel crashes early on boot

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Thu, Mar 04, 2010 at 12:18:05PM -0800, Jeremy Fitzhardinge wrote:
> On 03/04/2010 11:53 AM, Pasi Kärkkäinen wrote:
>> 32bit PAE 2.6.32.9 xen/stable dom0 kernel crashes early on my (old) testbox..
>>
>> http://pasik.reaktio.net/xen/pv_ops-dom0-debug/pv_ops-dom0-xen-stable-2.6.32.9-32b-crash-log01.txt
>>
>> ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1])
>> ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1])
>> ACPI: LAPIC_NMI (acpi_id[0x02] high edge lint[0x1])
>> ACPI: LAPIC_NMI (acpi_id[0x03] high edge lint[0x1])
>> ACPI: IOAPIC (id[0x04] address[0xfec00000] gsi_base[0])
>> (XEN) mm.c:1746:d0 Bad L1 flags 80000100
>> (XEN) mm.c:778:d0 Bad L1 flags 80000100
>>    
>
> Does the machine support NX?  I'm guessing no.
>

on baremetal:

# dmesg | grep NX
Using x86 segment limits to approximate NX protection

# grep flags /proc/cpuinfo
flags           : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat 
pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe constant_tsc up pebs bts 
pni dtes64 monitor ds_cpl cid xtpr

-- Pasi


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