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From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Thomas Meyer <thomas@m3y3r.de>
Subject: Re: 2.6.30-rc4: microcode: failed to init CPU1
Date: Sat, 16 May 2009 23:04:00 +0200
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       Ingo Molnar <mingo@elte.hu>,
       Jaswinder Singh Rajput <jaswinderrajput@gmail.com>,
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On Wednesday 06 May 2009, Thomas Meyer wrote:
> Hi,
> 
> With 2.6.30-rc4 I see this after resume from ram or disk. Here log from resume from disk:
> 
> [ 6643.757890] Breaking affinity for irq 23
> [ 6643.759029] kvm: disabling virtualization on CPU1
> [ 6643.859360] CPU 1 is now offline
> [ 6643.859366] SMP alternatives: switching to UP code
> [ 6643.869609] CPU1 is down
> [ 6643.869682] Extended CMOS year: 2000
> [ 6643.869786] PM: Creating hibernation image: 
> [ 6643.872676] PM: Need to copy 124075 pages
> [ 6643.872676] Intel machine check architecture supported.
> [ 6643.872676] Intel machine check reporting enabled on CPU#0.
> [ 6643.872676] PM: Restoring platform NVS memory
> [ 6643.872676] Extended CMOS year: 2000
> [ 6643.872676] Enabling non-boot CPUs ...
> [ 6643.872676] SMP alternatives: switching to SMP code
> [ 6643.879652] CPU 1 irqstacks, hard=c20d6000 soft=c20d7000
> [ 6643.879661] Booting processor 1 APIC 0x1 ip 0x6000
> [ 6643.869076] Initializing CPU#1
> [ 6643.869076] Calibrating delay using timer specific routine.. 3663.43 BogoMIPS (lpj=6103090)
> [ 6643.869076] CPU: L1 I cache: 32K, L1 D cache: 32K
> [ 6643.869076] CPU: L2 cache: 2048K
> [ 6643.869076] CPU: Physical Processor ID: 0
> [ 6643.869076] CPU: Processor Core ID: 1
> [ 6643.869076] Intel machine check architecture supported.
> [ 6643.869076] Intel machine check reporting enabled on CPU#1.
> [ 6643.973311] CPU1: Genuine Intel(R) CPU           T2400  @ 1.83GHz stepping 08
> [ 6643.973364] kvm: enabling virtualization on CPU1
> [ 6643.973521] Switched to high resolution mode on CPU 1
> [ 6643.982900] microcode: failed to init CPU1
> [ 6643.983528] CPU1 is up
> [ 6643.984529] ACPI: Waking up from system sleep state S4
> [ 6644.290917] pci 0000:00:1e.0: power state changed by ACPI to D0
> [ 6644.291103] ata_piix 0000:00:1f.1: power state changed by ACPI to D0
> [ 6644.291139] ata_piix 0000:00:1f.1: restoring config space at offset 0x1 (was 0x2800001, writing 0x2800005)
> [ 6644.291187] ata_piix 0000:00:1f.2: restoring config space at offset 0x1 (was 0x2b00003, writing 0x2b00007)
> [ 6644.297593] pci 0000:00:07.0: PME# disabled
> 
> Is this an error/problem?

Not sure.

CCing the people who have worked with the Intel microcode code recently.

Thanks,
Rafael