Hello, kernel test robot noticed "perf-test.perf_hw_event_sample_group.group_sampe_cpu-cycles_cache-misses_and_cpu-cycles_cache-misses_instructions_HAS_FIX_NO_NMI_R1.fail" on: commit: 70c90e4a6b2fbe775b662eafefae51f64d627790 ("perf parse-events: Avoid scanning PMUs before parsing") https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master [test failed on linux-next/master 925294c9aa184801cc0a451b69a18dd0fe7d847d] in testcase: perf-test version: perf-test-x86_64-git-1_20220520 with following parameters: type: lkp group: group-00 test-description: The internal Perf Test suite. 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 | Closes: https://lore.kernel.org/oe-lkp/202306161546.17ace7b9-oliver.sang@intel.com Test Case group_sampe_cpu-cycles_cache-misses_and_cpu-cycles_cache-misses_instructions_NO_FIX_HAS_NMI_R1 FAILED! besides, we also observed below difference between this commit and its parent 442eeb77044705f2 70c90e4a6b2fbe775b662eafefa ---------------- --------------------------- fail:runs %reproduction fail:runs | | | :6 100% 6:6 perf-test.perf_hw_event_sample_group.group_sampe_cpu-cycles_cache-misses_and_cpu-cycles_cache-misses_instructions_HAS_FIX_NO_NMI_R1.fail :6 100% 6:6 perf-test.perf_hw_event_sample_group.group_sampe_cpu-cycles_cache-misses_and_cpu-cycles_cache-misses_instructions_NO_FIX_HAS_NMI_R1.fail :6 100% 6:6 perf-test.perf_hw_event_sample_group.group_sampe_cpu-cycles_instructions_k_HAS_FIX_NO_NMI_R1.fail :6 100% 6:6 perf-test.perf_hw_event_sample_group.group_sampe_cpu-cycles_instructions_k_NO_FIX_HAS_NMI_R1.fail 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://github.com/intel/lkp-tests/wiki