2022-12-20 02:15:38

by kernel test robot

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Subject: [oracle-dtrace:kallmodsyms/6.1-rc4] [perf] e75694fed7: perf-sanity-tests.vmlinux_symtab_matches_kallsyms.fail


Greeting,

FYI, we noticed perf-sanity-tests.vmlinux_symtab_matches_kallsyms.fail due to commit (built with gcc-11):

commit: e75694fed7659c89b5321eca29484ebf1f3bd086 ("perf: proof-of-concept kallmodsyms support")
https://github.com/oracle/dtrace-linux-kernel kallmodsyms/6.1-rc4

in testcase: perf-sanity-tests
version:
with following parameters:

perf_compiler: clang



on test machine: 8 threads 1 sockets Intel(R) Core(TM) i7-7700 CPU @ 3.60GHz (Kaby Lake) with 32G 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 <[email protected]>
| Link: https://lore.kernel.org/oe-lkp/[email protected]


please be noted besides vmlinux_symtab_matches_kallsyms.fail we reported in
title, we also noticed perf-sanity-tests.Object_code_reading.fail on this
commit which is clean on parent.

46794e83a4bf977a e75694fed7659c89b5321eca294
---------------- ---------------------------
fail:runs %reproduction fail:runs
| | |
:6 83% 5:5 perf-sanity-tests.Object_code_reading.fail
:6 83% 5:5 perf-sanity-tests.vmlinux_symtab_matches_kallsyms.fail


2022-12-19 07:09:39 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-func-e75694fed7659c89b5321eca29484ebf1f3bd086/tools/perf/perf test 1
1: vmlinux symtab matches kallsyms : FAILED!

...

2022-12-19 07:10:43 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-func-e75694fed7659c89b5321eca29484ebf1f3bd086/tools/perf/perf test 26
26: Object code reading : FAILED!


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://01.org/lkp



Attachments:
(No filename) (2.25 kB)
config-6.1.0-rc4-00008-ge75694fed765 (172.90 kB)
job-script (5.69 kB)
kmsg.xz (47.74 kB)
perf-sanity-tests (45.64 kB)
job.yaml (4.68 kB)
reproduce (12.76 kB)
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