Re: [Firmware Bug]: cpu 1, try to use APIC500 (LVT offset 0) forvector 0x400

From: Robert Richter
Date: Wed Jan 15 2014 - 10:35:06 EST


On 10.01.14 04:21:11, poma wrote:
>
> Robert, is there a patch for this case?
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1152484/comments/12

I just sent a patch to lkml that fixes this:

https://lkml.kernel.org/r/1389797849-5565-1-git-send-email-rric.net@xxxxxxxxx

-Robert

>
> 3.10.2 - 3.13.0-0.rc7:
> ACPI: Low-level resume complete
> PM: Restoring platform NVS memory
> microcode: CPU0: new patch_level=0x010000c8
> Enabling non-boot CPUs ...
> x86: Booting SMP configuration:
> smpboot: Booting Node 0 Processor 1 APIC 0x1
> [Firmware Bug]: cpu 1, try to use APIC500 (LVT offset 0) for vector
> 0x400, but the register is already in use for vector 0xf9 on another cpu
> perf: IBS APIC setup failed on cpu #1
> kvm: enabling virtualization on CPU1
> process: Switch to broadcast mode on CPU1
> microcode: CPU1: new patch_level=0x010000c8
> CPU1 is up
> smpboot: Booting Node 0 Processor 2 APIC 0x2
> CPU: 1 PID: 0 Comm: swapper/1 Not tainted 3.13.0-0.rc7.git2.2.fc21.x86_64 #1
> [Firmware Bug]: cpu 2, try to use APIC500 (LVT offset 0) for vector
> 0x400, but the register is already in use for vector 0xf9 on another cpu
> perf: IBS APIC setup failed on cpu #2
> kvm: enabling virtualization on CPU2
> process: Switch to broadcast mode on CPU2
> microcode: CPU2: new patch_level=0x010000c8
> CPU2 is up
> smpboot: Booting Node 0 Processor 3 APIC 0x3
> [Firmware Bug]: cpu 3, try to use APIC500 (LVT offset 0) for vector
> 0x400, but the register is already in use for vector 0xf9 on another cpu
> perf: IBS APIC setup failed on cpu #3
> kvm: enabling virtualization on CPU3
> process: Switch to broadcast mode on CPU3
> microcode: CPU3: new patch_level=0x010000c8
> CPU3 is up
> ACPI: Waking up from system sleep state S3
>
>
> poma
>
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