linux-kernel - Re: [linus:master] [perf tools] af954f76ee: perf-sanity-tests.Test_data

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Message-ID: <Z1BhfpYWpUQ0p+qR@xsang-OptiPlex-9020>
Date: Wed, 4 Dec 2024 22:04:46 +0800
From: Oliver Sang <oliver.sang@...el.com>
To: Namhyung Kim <namhyung@...nel.org>
CC: <oe-lkp@...ts.linux.dev>, <lkp@...el.com>, <linux-kernel@...r.kernel.org>,
	James Clark <james.clark@...aro.org>, Ravi Bangoria <ravi.bangoria@....com>,
	Kan Liang <kan.liang@...ux.intel.com>, James Clark <james.clark@....com>,
	Atish Patra <atishp@...shpatra.org>, Mingwei Zhang <mizhang@...gle.com>,
	Kajol Jain <kjain@...ux.ibm.com>, Thomas Richter <tmricht@...ux.ibm.com>,
	Palmer Dabbelt <palmer@...osinc.com>, <linux-perf-users@...r.kernel.org>,
	<oliver.sang@...el.com>
Subject: Re: [linus:master] [perf tools]  af954f76ee:
 perf-sanity-tests.Test_data_symbol.fail

hi, Namhyung Kim,

On Mon, Dec 02, 2024 at 12:32:16PM -0800, Namhyung Kim wrote:
> Hello,
> 
> On Sat, Nov 30, 2024 at 03:03:10PM +0800, kernel test robot wrote:
> > 
> > 
> > Hello,
> > 
> > kernel test robot noticed "perf-sanity-tests.Test_data_symbol.fail" on:
> > 
> > commit: af954f76eea56453713ae657f6812d4063f9bc57 ("perf tools: Check fallback error and order")
> > https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master
> > 
> > [test failed on linus/master      7af08b57bcb9ebf78675c50069c54125c0a8b795]
> > [test failed on linux-next/master f486c8aa16b8172f63bddc70116a0c897a7f3f02]
> > 
> > in testcase: perf-sanity-tests
> > version: 
> > with following parameters:
> > 
> > 	perf_compiler: gcc
> > 
> > 
> > 
> > config: x86_64-rhel-8.3-bpf
> > compiler: gcc-12
> > test machine: 224 threads 2 sockets Intel(R) Xeon(R) Platinum 8480+ (Sapphire Rapids) with 256G memory
> > 
> > (please refer to attached dmesg/kmsg for entire log/backtrace)
> > 
> > 
> > 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/202411301431.799e5531-lkp@intel.com
> > 
> > 
> > 
> > 2024-11-28 08:31:19 sudo /usr/src/linux-perf-x86_64-rhel-8.3-bpf-af954f76eea56453713ae657f6812d4063f9bc57/tools/perf/perf test 121
> > 121: Test data symbol                                                : FAILED!
> 
> Thanks for the report.  But I have a request.
> 
> Can you please run the perf test with -v option so that we can see the
> detailed error messages when it failed?

below is the log with '-v'

2024-12-03 11:20:32 sudo /usr/src/linux-perf-x86_64-rhel-8.3-bpf-af954f76eea56453713ae657f6812d4063f9bc57/tools/perf/perf test 121 -v
121: Test data symbol:
--- start ---
test child forked, pid 143127
 294e400-294e439 l buf1
perf does have symbol 'buf1'
Recording workload...
Waiting for "perf record has started" message
/usr/src/perf_selftests-x86_64-rhel-8.3-bpf-af954f76eea56453713ae657f6812d4063f9bc57/tools/perf/tests/shell/test_data_symbol.sh: line 74: kill: (143139) - No such process
Cleaning up files...
---- end(-1) ----
121: Test data symbol                                                : FAILED!


> 
> Thanks,
> Namhyung
> 
> > 
> > 
> > 
> > The kernel config and materials to reproduce are available at:
> > https://download.01.org/0day-ci/archive/20241130/202411301431.799e5531-lkp@intel.com
> > 
> > 
> > 
> > -- 
> > 0-DAY CI Kernel Test Service
> > https://github.com/intel/lkp-tests/wiki
> >