linux-kernel - Re: [linux-next:master] [perf test] 658a8805cb: perf-sanity-tests.perf_annotate_basic

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Date: Thu, 20 Jun 2024 10:05:57 +0200
From: Thomas Richter <tmricht@...ux.ibm.com>
To: Namhyung Kim <namhyung@...nel.org>,
        kernel test robot <oliver.sang@...el.com>
Cc: lkp@...el.com, linux-perf-users@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [linux-next:master] [perf test] 658a8805cb:
 perf-sanity-tests.perf_annotate_basic_tests.fail

On 6/19/24 20:34, Namhyung Kim wrote:
> Hello,
> 
> On Tue, Jun 18, 2024 at 3:54 AM kernel test robot <oliver.sang@...el.com> wrote:
>>
>>
>>
>> Hello,
>>
>> kernel test robot noticed "perf-sanity-tests.perf_annotate_basic_tests.fail" on:
>>
>> commit: 658a8805cb604260ae9f35ae5e50012e3d1ed5e3 ("perf test: Speed up test case 70 annotate basic tests")
>> https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
>>
>> [test failed on linux-next/master 6906a84c482f098d31486df8dc98cead21cce2d0]
>>
>> in testcase: perf-sanity-tests
>> version:
>> with following parameters:
>>
>>         perf_compiler: gcc
>>
>>
>>
>> compiler: gcc-13
>> test machine: 4 threads Intel(R) Core(TM) i5-6500 CPU @ 3.20GHz (Skylake) with 32G memory
>>
>> (please refer to attached dmesg/kmsg for entire log/backtrace)
>>
>>
>> we didn't observed the issue on parent.
>>
>> f5803651b4a4b67d 658a8805cb604260ae9f35ae5e5
>> ---------------- ---------------------------
>>        fail:runs  %reproduction    fail:runs
>>            |             |             |
>>            :6          100%           6:6     perf-sanity-tests.perf_annotate_basic_tests.fail
> 
> Hmm.. strange.  The only change in the commit is to save
> the output of perf annotate into a file.  I'm not sure if it'd affect
> the test result.  Maybe because of sanitizers..?
> 
> Thanks,
> Namhyung
> 

Apologies that this patches causes trouble.
I retried the patch again on my Intel virtual machine and it did succeed.
I do not know how to help to get this fixed. Please advise.

Thanks a lot

>> 0-DAY CI Kernel Test Service
>> https://github.com/intel/lkp-tests/wiki
>>
> -- 
Thomas Richter, Dept 3303, IBM s390 Linux Development, Boeblingen, Germany
--
IBM Deutschland Research & Development GmbH

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