** Summary changed: - spectre_v2 from ubuntu_kernel_selftests failure with Impish/Hirsute ppc64el + spectre_v2 from ubuntu_kernel_selftests ADT test failure with 5.13/5.11 ppc64el
** Description changed: This is a scripted bug report about ADT failures while running linux tests for linux/5.13.0-23.23 on impish. Whether this is caused by the dep8 tests of the tested source or the kernel has yet to be determined. + ubuntu_kernel_selftests.powerpc/security:spectre_v2 consistently failing + on 5.13 and 5.11 + + Found failing on: + Impish/linux 5.13.0-23.23 + Hirsute/linux 5.11.0-42.46 (passed on first run, though failing after retrigger) + Foal/hwe-5.13 5.13.0-23.23~20.04.1 + Focal/hwe-5.11 5.11.0-42.46~20.04.1 + + + 23:45:31 DEBUG| [stdout] # selftests: powerpc/security: spectre_v2 + 23:45:31 DEBUG| [stdout] # test: spectre_v2 + 23:45:31 DEBUG| [stdout] # tags: git_version:d9c024c2-dirty + 23:45:50 DEBUG| [stdout] # sysfs reports: 'Mitigation: Software count cache flush, Software link stack flush' + 23:45:50 DEBUG| [stdout] # PM_BR_PRED_CCACHE: result 2147483649 running/enabled 19680067308 + 23:45:50 DEBUG| [stdout] # PM_BR_MPRED_CCACHE: result 2147475077 running/enabled 19680064034 + 23:45:50 DEBUG| [stdout] # PM_BR_PRED_PCACHE: result 0 running/enabled 19680062840 + 23:45:50 DEBUG| [stdout] # PM_BR_MPRED_PCACHE: result 0 running/enabled 19680061722 + 23:45:50 DEBUG| [stdout] # Miss percent 99 % + 23:45:50 DEBUG| [stdout] # Branch misses > 15% unexpected in this configuration! + 23:45:50 DEBUG| [stdout] # Possible mis-match between reported & actual mitigation + 23:45:50 DEBUG| [stdout] # failure: spectre_v2 + 23:45:50 DEBUG| [stdout] not ok 1 selftests: powerpc/security: spectre_v2 # exit=1 + 23:45:50 DEBUG| [stdout] make: Leaving directory '/tmp/autopkgtest.XkeXuO/build.i7C/src/autotest/client/tmp/ubuntu_kernel_selftests/src/linux/tools/testing/selftests/powerpc/security' + + Testing failed on: - amd64: https://autopkgtest.ubuntu.com/results/autopkgtest-impish/impish/amd64/l/linux/20211129_233258_23074@/log.gz - arm64: https://autopkgtest.ubuntu.com/results/autopkgtest-impish/impish/arm64/l/linux/20211204_001958_634a0@/log.gz - ppc64el: https://autopkgtest.ubuntu.com/results/autopkgtest-impish/impish/ppc64el/l/linux/20211204_000820_141a2@/log.gz - s390x: https://autopkgtest.ubuntu.com/results/autopkgtest-impish/impish/s390x/l/linux/20211129_205509_9a143@/log.gz + ppc64el: https://autopkgtest.ubuntu.com/results/autopkgtest-impish/impish/ppc64el/l/linux/20211204_000820_141a2@/log.gz -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1953366 Title: spectre_v2 from ubuntu_kernel_selftests ADT test failure with 5.13/5.11 ppc64el To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1953366/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
