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References: <202304231436.60a4979b-oliver.sang@intel.com>
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From:   Ian Rogers <irogers@google.com>
Date:   Sun, 23 Apr 2023 06:50:19 -0700
Message-ID: <CAP-5=fV1u3LUP2S=LB8+w2Bwy1MEWme9Py_B6ZfDpYQ4aW3XdQ@mail.gmail.com>
Subject: Re: [linux-next:master] [perf vendor events intel] 9d9675bb41: perf-sanity-tests.perf_all_metricgroups_test.fail
To:     kernel test robot <oliver.sang@intel.com>
Cc:     oe-lkp@lists.linux.dev, lkp@intel.com,
        Linux Memory Management List <linux-mm@kvack.org>,
        Arnaldo Carvalho de Melo <acme@redhat.com>,
        Adrian Hunter <adrian.hunter@intel.com>,
        Alexander Shishkin <alexander.shishkin@linux.intel.com>,
        Alexandre Torgue <alexandre.torgue@foss.st.com>,
        Andrii Nakryiko <andrii@kernel.org>,
        Athira Rajeev <atrajeev@linux.vnet.ibm.com>,
        Caleb Biggers <caleb.biggers@intel.com>,
        Eduard Zingerman <eddyz87@gmail.com>,
        Florian Fischer <florian.fischer@muhq.space>,
        Ingo Molnar <mingo@redhat.com>,
        James Clark <james.clark@arm.com>,
        Jing Zhang <renyu.zj@linux.alibaba.com>,
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        John Garry <john.g.garry@oracle.com>,
        Kajol Jain <kjain@linux.ibm.com>,
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        Maxime Coquelin <mcoquelin.stm32@gmail.com>,
        Namhyung Kim <namhyung@kernel.org>,
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        Peter Zijlstra <peterz@infradead.org>,
        Ravi Bangoria <ravi.bangoria@amd.com>,
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        Stephane Eranian <eranian@google.com>,
        Suzuki Poulouse <suzuki.poulose@arm.com>,
        Xing Zhengjun <zhengjun.xing@linux.intel.com>,
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On Sat, Apr 22, 2023 at 11:54=E2=80=AFPM kernel test robot
<oliver.sang@intel.com> wrote:
>
>
>
> Hello,
>
> kernel test robot noticed "perf-sanity-tests.perf_all_metricgroups_test.f=
ail" on:
>
> commit: 9d9675bb411b08bc6c5bb2f399ee497f5880b551 ("perf vendor events int=
el: Refresh skylake events")
> https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
>
> [test failed on linux-next/master 44bf136283e567b2b62653be7630e7511da41da=
2]
>
> (we reported [ammarfaizi2-block:acme/linux/perf-tools-next] [perf vendor =
events intel]  9d9675bb41: perf-sanity-tests.perf_all_metricgroups_test.fai=
l
> on https://lore.kernel.org/all/202303080946.e5743bf5-oliver.sang@intel.co=
m/
> when this commit is on https://github.com/ammarfaizi2/linux-block acme/li=
nux/perf-tools-next
> since now it's on linux-next/master and we still observed same issue, rep=
ort
> again FYI)
>
> in testcase: perf-sanity-tests
> version: perf-x86_64-00c7b5f4ddc5-1_20230402
> with following parameters:
>
>         perf_compiler: gcc
>
>
>
> compiler: gcc-11
> test machine: 8 threads 1 sockets Intel(R) Core(TM) i7-7700 CPU @ 3.60GHz=
 (Kaby Lake) with 32G memory
>
> (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@intel.com>
> | Link: https://lore.kernel.org/oe-lkp/202304231436.60a4979b-oliver.sang@=
intel.com
>
>
>
> 2023-04-21 05:44:17 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-func-9d9=
675bb411b08bc6c5bb2f399ee497f5880b551/tools/perf/perf test 101
> 101: perf all metricgroups test                                      : FA=
ILED!
>

I wasn't able to reproduce this in perf-tools-next with -fsanitize=3Daddres=
s:

102: perf all metricgroups test                                      : Ok

The blame on this also looks questionable as Skylake events aren't
applicable on Kabylake.

Thanks,
Ian

>
> 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.
>
>
>
> --
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests
>
>