Greeting, FYI, we noticed the following commit (built with gcc-11): commit: b65504b60e431df8bbc74c4d6d5eddc34457abef ("perf: proof-of-concept kallmodsyms support") https://github.com/oracle/dtrace-linux-kernel kallmodsyms/latest in testcase: perf-sanity-tests version: perf-x86_64-b357fd1c2afc-1_20221001 with following parameters: perf_compiler: gcc on test machine: 4 threads Intel(R) Core(TM) i5-6500 CPU @ 3.20GHz (Skylake) with 32G memory caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): 2022-10-03 16:25:51 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-func-b65504b60e431df8bbc74c4d6d5eddc34457abef/tools/perf/perf test 1 1: vmlinux symtab matches kallsyms : FAILED! ... 2022-10-03 16:26:33 sudo /usr/src/perf_selftests-x86_64-rhel-8.3-func-b65504b60e431df8bbc74c4d6d5eddc34457abef/tools/perf/perf test 26 26: Object code reading : FAILED! If you fix the issue, kindly add following tag | Reported-by: kernel test robot | Link: https://lore.kernel.org/r/202210052254.3ca29391-yujie.liu@intel.com 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