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Date: Thu, 24 Sep 2020 12:04:51 +0900
From: Namhyung Kim <namhyung@...nel.org>
To: kernel test robot <rong.a.chen@...el.com>
Cc: Arnaldo Carvalho de Melo <acme@...nel.org>,
Jiri Olsa <jolsa@...hat.com>, Ingo Molnar <mingo@...nel.org>,
Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Mark Rutland <mark.rutland@....com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Stephane Eranian <eranian@...gle.com>,
LKML <linux-kernel@...r.kernel.org>,
Andi Kleen <andi@...stfloor.org>,
Ian Rogers <irogers@...gle.com>,
John Garry <john.garry@...wei.com>,
Kajol Jain <kjain@...ux.ibm.com>, 0day robot <lkp@...el.com>,
lkp@...ts.01.org
Subject: Re: [perf tools] 77b66fd551: perf-sanity-tests.'import_perf'_in_python.fail
Hello,
On Wed, Sep 23, 2020 at 6:15 PM kernel test robot <rong.a.chen@...el.com> wrote:
>
> Greeting,
>
> FYI, we noticed the following commit (built with gcc-9):
>
> commit: 77b66fd55195289f5361af4f8a0978a3a90b9363 ("[PATCH 3/4] perf tools: Copy metric events properly when multiply cgroups")
> url: https://github.com/0day-ci/linux/commits/Namhyung-Kim/perf-stat-Add-multiply-cgroup-option/20200908-124454
> base: https://git.kernel.org/cgit/linux/kernel/git/tip/tip.git 2cb5383b30d47c446ec7d884cd80f93ffcc31817
>
> in testcase: perf-sanity-tests
> version: perf-x86_64-34d4ddd359db-1_20200909
> with following parameters:
>
> perf_compiler: gcc
> ucode: 0xdc
>
>
>
> on test machine: 8 threads Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz with 16G 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 <rong.a.chen@...el.com>
Thanks for the report. I'll fix it and send it in the next version.
Thanks
Namhyung
>
>
> 2020-09-23 04:43:45 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 1
> 1: vmlinux symtab matches kallsyms : Ok
> 2020-09-23 04:43:45 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 2
> 2: Detect openat syscall event : Ok
> 2020-09-23 04:43:45 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 3
> 3: Detect openat syscall event on all cpus : Ok
> 2020-09-23 04:43:45 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 4
> 4: Read samples using the mmap interface : Ok
> 2020-09-23 04:43:45 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 5
> 5: Test data source output : Ok
> 2020-09-23 04:43:45 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 6
> 6: Parse event definition strings : Ok
> 2020-09-23 04:43:46 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 7
> 7: Simple expression parser : Ok
> 2020-09-23 04:43:46 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 8
> 8: PERF_RECORD_* events & perf_sample fields : Ok
> 2020-09-23 04:43:48 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 9
> 9: Parse perf pmu format : Ok
> 2020-09-23 04:43:48 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 10
> 10: PMU events :
> 10.1: PMU event table sanity : Ok
> 10.2: PMU event map aliases : Ok
> 10.3: Parsing of PMU event table metrics : Skip (some metrics failed)
> 10.4: Parsing of PMU event table metrics with fake PMUs : Ok
> 2020-09-23 04:43:48 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 11
> 11: DSO data read : Ok
> 2020-09-23 04:43:48 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 12
> 12: DSO data cache : Ok
> 2020-09-23 04:43:48 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 13
> 13: DSO data reopen : Ok
> 2020-09-23 04:43:48 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 14
> 14: Roundtrip evsel->name : Ok
> 2020-09-23 04:43:48 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 15
> 15: Parse sched tracepoints fields : Ok
> 2020-09-23 04:43:48 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 16
> 16: syscalls:sys_enter_openat event fields : Ok
> 2020-09-23 04:43:48 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 17
> 17: Setup struct perf_event_attr : Ok
> 2020-09-23 04:43:54 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 18
> 18: Match and link multiple hists : Ok
> 2020-09-23 04:43:54 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-77b66fd55195289f5361af4f8a0978a3a90b9363/tools/perf/perf test 19
> 19: 'import perf' in python : FAILED!
>
>
>
> To reproduce:
>
> git clone https://github.com/intel/lkp-tests.git
> cd lkp-tests
> bin/lkp install job.yaml # job file is attached in this email
> bin/lkp run job.yaml
>
>
>
> Thanks,
> Rong Chen
>
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