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X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH7PR11MB6547 X-OriginatorOrg: intel.com Hello, we fould the test failed on a Cooper Lake, not sure if this is expected. below full report FYI. kernel test robot noticed "kernel-selftests.kvm.pmu_counters_test.fail" on: commit: 7803339fa929387bbc66479532afbaf8cbebb41b ("KVM: selftests: Use data load to trigger LLC references/misses in Intel PMU") https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master [test failed on linux-next/master 37136bf5c3a6f6b686d74f41837a6406bec6b7bc] in testcase: kernel-selftests version: kernel-selftests-x86_64-7503345ac5f5-1_20241208 with following parameters: group: kvm config: x86_64-rhel-9.4-kselftests compiler: gcc-12 test machine: 224 threads 4 sockets Intel(R) Xeon(R) Platinum 8380H CPU @ 2.90GHz (Cooper Lake) with 192G 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/202501141009.30c629b4-lkp@intel.com # timeout set to 120 # selftests: kvm: pmu_counters_test # Random seed: 0x6b8b4567 # Testing arch events, PMU version 0, perf_caps = 0 # Testing GP counters, PMU version 0, perf_caps = 0 # Testing fixed counters, PMU version 0, perf_caps = 0 # Testing arch events, PMU version 0, perf_caps = 2000 # Testing GP counters, PMU version 0, perf_caps = 2000 # Testing fixed counters, PMU version 0, perf_caps = 2000 # Testing arch events, PMU version 1, perf_caps = 0 # ==== Test Assertion Failure ==== # x86/pmu_counters_test.c:129: count >= (10 * 4 + 5) # pid=6278 tid=6278 errno=4 - Interrupted system call # 1 0x0000000000411281: assert_on_unhandled_exception at processor.c:625 # 2 0x00000000004075d4: _vcpu_run at kvm_util.c:1652 # 3 (inlined by) vcpu_run at kvm_util.c:1663 # 4 0x0000000000402c5e: run_vcpu at pmu_counters_test.c:62 # 5 0x0000000000402e4d: test_arch_events at pmu_counters_test.c:315 # 6 0x0000000000402663: test_arch_events at pmu_counters_test.c:304 # 7 (inlined by) test_intel_counters at pmu_counters_test.c:609 # 8 (inlined by) main at pmu_counters_test.c:642 # 9 0x00007f3b134f9249: ?? ??:0 # 10 0x00007f3b134f9304: ?? ??:0 # 11 0x0000000000402900: _start at ??:? # count >= NUM_INSNS_RETIRED not ok 21 selftests: kvm: pmu_counters_test # exit=254 The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20250114/202501141009.30c629b4-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki