Re: [linus:master] [perf/x86/intel] 25dfc9e357: kvm-unit-tests-qemu.pmu.fail

From: Mi, Dapeng
Date: Mon Sep 23 2024 - 22:17:32 EST



On 9/23/2024 12:31 PM, Oliver Sang wrote:
> hi, Kan,
>
> On Fri, Sep 20, 2024 at 09:27:06AM -0400, Liang, Kan wrote:
>
>>> ...
>>> PASS msr (1836 tests)
>>> FAIL pmu (143 tests, 24 unexpected failures, 14 skipped) <---
>> Is there a list to show which checks are failed?
> I attached a pmu.log.
>
> below failed which can pass on parent (v6.11-rc5)
>
> FAIL: Intel: overflow: cntr-0
> FAIL: Intel: overflow: status-0
> FAIL: Intel: overflow: cntr-1
> FAIL: Intel: overflow: status-1
> FAIL: Intel: overflow: irq-1
> FAIL: Intel: overflow: cntr-2
> FAIL: Intel: overflow: status-2
> FAIL: Intel: overflow: cntr-3
> FAIL: Intel: overflow: status-3
> FAIL: Intel: overflow: irq-3
> FAIL: Intel: overflow: cntr-4
> FAIL: Intel: overflow: status-4
> FAIL: Intel: full-width writes: overflow: cntr-0
> FAIL: Intel: full-width writes: overflow: status-0
> FAIL: Intel: full-width writes: overflow: cntr-1
> FAIL: Intel: full-width writes: overflow: status-1
> FAIL: Intel: full-width writes: overflow: irq-1
> FAIL: Intel: full-width writes: overflow: cntr-2
> FAIL: Intel: full-width writes: overflow: status-2
> FAIL: Intel: full-width writes: overflow: cntr-3
> FAIL: Intel: full-width writes: overflow: status-3
> FAIL: Intel: full-width writes: overflow: irq-3
> FAIL: Intel: full-width writes: overflow: cntr-4
> FAIL: Intel: full-width writes: overflow: status-4

Hi Oliver,

What HW platform do you see this error on? If possible, could you please
apply the previously mentioned KUT/pmu patchset and check if the issue can
be fixed? Thanks.

Dapeng Mi

>
>
>> Thanks,
>> Kan
>>
>>> PASS pmu_lbr (3 tests)
>>> SKIP pmu_pebs (1 tests, 1 skipped)
>>> ...
>>>
>>>
>>>
>>> The kernel config and materials to reproduce are available at:
>>> https://download.01.org/0day-ci/archive/20240920/202409201525.4877023e-oliver.sang@xxxxxxxxx
>>>
>>>
>>>