linux-kernel - [KVM] 29bdfb8b85: kvm-unit-tests.pmu

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Message-ID: <20220228082301.GF29932@xsang-OptiPlex-9020>
Date:   Mon, 28 Feb 2022 16:23:01 +0800
From:   kernel test robot <oliver.sang@...el.com>
To:     Like Xu <like.xu.linux@...il.com>
Cc:     0day robot <lkp@...el.com>, LKML <linux-kernel@...r.kernel.org>,
        lkp@...ts.01.org, Paolo Bonzini <pbonzini@...hat.com>,
        Jim Mattson <jmattson@...gle.com>,
        Sean Christopherson <seanjc@...gle.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Joerg Roedel <joro@...tes.org>, kvm@...r.kernel.org,
        Like Xu <likexu@...cent.com>
Subject: [KVM]  29bdfb8b85: kvm-unit-tests.pmu_emulation.fail



Greeting,

FYI, we noticed the following commit (built with gcc-9):

commit: 29bdfb8b85a85f36e3fca739146845d7050a372d ("[PATCH 09/11] KVM: x86/pmu: Replace pmc_perf_hw_id() with perf_get_hw_event_config()")
url: https://github.com/0day-ci/linux/commits/Like-Xu/KVM-x86-pmu-Get-rid-of-PERF_TYPE_HARDWAR-and-other-minor-fixes/20220221-195359
base: https://git.kernel.org/cgit/virt/kvm/kvm.git master
patch link: https://lore.kernel.org/kvm/20220221115201.22208-10-likexu@tencent.com

in testcase: kvm-unit-tests
version: kvm-unit-tests-x86_64-882825e-1_20220215
with following parameters:

	ucode: 0x28



on test machine: 8 threads 1 sockets Intel(R) Core(TM) i7-4790 v3 @ 3.60GHz with 6G memory

caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):




If you fix the issue, kindly add following tag
Reported-by: kernel test robot <oliver.sang@...el.com>



.[32mPASS.[0m pmu (142 tests)    <--- we noticed there are failures on parent commit
.[32mPASS.[0m pmu_lbr (3 tests)
.[31mFAIL.[0m pmu_emulation (4 tests, 2 unexpected failures)   <--- paerent can pass



To reproduce:

        git clone https://github.com/intel/lkp-tests.git
        cd lkp-tests
        sudo bin/lkp install job.yaml           # job file is attached in this email
        bin/lkp split-job --compatible job.yaml # generate the yaml file for lkp run
        sudo bin/lkp run generated-yaml-file

        # if come across any failure that blocks the test,
        # please remove ~/.lkp and /lkp dir to run from a clean state.



---
0DAY/LKP+ Test Infrastructure                   Open Source Technology Center
https://lists.01.org/hyperkitty/list/lkp@lists.01.org       Intel Corporation

Thanks,
Oliver Sang


View attachment "config-5.17.0-rc3-00034-g29bdfb8b85a8" of type "text/plain" (166400 bytes)

View attachment "job-script" of type "text/plain" (5558 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (19560 bytes)

View attachment "kvm-unit-tests" of type "text/plain" (2799 bytes)

View attachment "job.yaml" of type "text/plain" (4575 bytes)

View attachment "reproduce" of type "text/plain" (16 bytes)