Greeting,
FYI, we noticed the following commit (built with gcc-11):
commit: cf8e55fe50df0c0292b389a165daa81193cd39d1 ("KVM: x86/pmu: Expose CPUIDs feature bits PDCM, DS, DTES64")
https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
in testcase: kvm-unit-tests
version: kvm-unit-tests-x86_64-8719e83-1_20220518
with following parameters:
ucode: 0xd000331
on test machine: 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz with 128G 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]>
2022-07-05 14:55:00 ./run_tests.sh
...
[32mPASS[0m memory (7 tests)
[31mFAIL[0m msr <--- we noticed this always can pass on parent
[32mPASS[0m pmu (250 tests)
...
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
On Fri, Jul 08, 2022, kernel test robot wrote:
>
>
> Greeting,
>
> FYI, we noticed the following commit (built with gcc-11):
>
> commit: cf8e55fe50df0c0292b389a165daa81193cd39d1 ("KVM: x86/pmu: Expose CPUIDs feature bits PDCM, DS, DTES64")
> https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
>
> in testcase: kvm-unit-tests
> version: kvm-unit-tests-x86_64-8719e83-1_20220518
kvm-unit-tests needs to be updated, commit bab19ca ("x86: do not overwrite bits
7, 11 and 12 of MSR_IA32_MISC_ENABLE") fixes a test bug where it attempts to toggle
read-only bits.