linux-kernel - Re: [linux-next:master] [perf vendor events] e2641db83f: perf-sanity-tests.perf_all_PMU

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Message-ID: <a0ac56fc-eedc-492b-884c-d68e0460f178@linux.intel.com>
Date: Wed, 10 Jul 2024 09:15:05 -0400
From: "Liang, Kan" <kan.liang@...ux.intel.com>
To: kernel test robot <oliver.sang@...el.com>, Ian Rogers <irogers@...gle.com>
Cc: oe-lkp@...ts.linux.dev, lkp@...el.com,
 Linux Memory Management List <linux-mm@...ck.org>,
 Namhyung Kim <namhyung@...nel.org>, Weilin Wang <weilin.wang@...el.com>,
 Caleb Biggers <caleb.biggers@...el.com>,
 Alexandre Torgue <alexandre.torgue@...s.st.com>,
 Maxime Coquelin <mcoquelin.stm32@...il.com>,
 linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [linux-next:master] [perf vendor events] e2641db83f:
 perf-sanity-tests.perf_all_PMU_test.fail



On 2024-07-10 12:59 a.m., kernel test robot wrote:
> 
> 
> Hello,
> 
> kernel test robot noticed "perf-sanity-tests.perf_all_PMU_test.fail" on:
> 
> commit: e2641db83f18782f57a0e107c50d2d1731960fb8 ("perf vendor events: Add/update skylake events/metrics")
> https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
> 
> [test failed on linux-next/master 82d01fe6ee52086035b201cfa1410a3b04384257]
> 
> in testcase: perf-sanity-tests
> version: 
> with following parameters:
> 
> 	perf_compiler: gcc
> 
> 
> 
> compiler: gcc-13
> test machine: 16 threads 1 sockets Intel(R) Xeon(R) E-2278G CPU @ 3.40GHz (Coffee Lake) with 32G memory
> 
> (please refer to attached dmesg/kmsg for entire log/backtrace)
> 
> 
> we also observed two cases which also failed on parent can pass on this commit.
> FYI.
> 
> 
> caccae3ce7b988b6 e2641db83f18782f57a0e107c50
> ---------------- ---------------------------
>        fail:runs  %reproduction    fail:runs
>            |             |             |
>            :6          100%           6:6     perf-sanity-tests.perf_all_PMU_test.fail
>            :6          100%           6:6     perf-sanity-tests.perf_all_metricgroups_test.pass
>            :6          100%           6:6     perf-sanity-tests.perf_all_metrics_test.pass
> 
> 
> 
> 
> 
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <oliver.sang@...el.com>
> | Closes: https://lore.kernel.org/oe-lkp/202407101021.2c8baddb-oliver.sang@intel.com
> 
> 
> 
> 2024-07-09 07:09:53 sudo /usr/src/linux-perf-x86_64-rhel-8.3-bpf-e2641db83f18782f57a0e107c50d2d1731960fb8/tools/perf/perf test 105
> 105: perf all metricgroups test                                      : Ok
> 2024-07-09 07:10:11 sudo /usr/src/linux-perf-x86_64-rhel-8.3-bpf-e2641db83f18782f57a0e107c50d2d1731960fb8/tools/perf/perf test 106
> 106: perf all metrics test                                           : Ok
> 2024-07-09 07:10:23 sudo /usr/src/linux-perf-x86_64-rhel-8.3-bpf-e2641db83f18782f57a0e107c50d2d1731960fb8/tools/perf/perf test 107
> 107: perf all libpfm4 events test                                    : Ok
> 2024-07-09 07:10:47 sudo /usr/src/linux-perf-x86_64-rhel-8.3-bpf-e2641db83f18782f57a0e107c50d2d1731960fb8/tools/perf/perf test 108
> 108: perf all PMU test                                               : FAILED!

Can you please try the -vvv option, which should tell the failed event?
perf test -vvv "perf all PMU test"

Thanks,
Kan
> 
> 
> 
> The kernel config and materials to reproduce are available at:
> https://download.01.org/0day-ci/archive/20240710/202407101021.2c8baddb-oliver.sang@intel.com
> 
> 
>