I can confirm that commit 8032a1ae in LTP test suite has corrected this issue.
It will now return TCONF instead of TBORK: perf_event_open02 1 TCONF : perf_event_open02.c:274: PERF_COUNT_HW_INSTRUCTIONS not supported: errno=ENOENT(2): No such file or directory perf_event_open02 2 TCONF : perf_event_open02.c:274: Remaining cases not appropriate for configuration: errno=ENOENT(2): No such file or directory ** Changed in: linux (Ubuntu) Status: Incomplete => Invalid ** Changed in: linux (Ubuntu Cosmic) Status: Incomplete => Invalid ** Changed in: linux (Ubuntu Bionic) Status: New => Invalid ** Changed in: ubuntu-kernel-tests Status: New => Fix Released -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1822032 Title: perf_event_open02 in ubuntu_ltp_syscalls failed on Cosmic s390x Status in ubuntu-kernel-tests: Fix Released Status in linux package in Ubuntu: Invalid Status in linux source package in Bionic: Invalid Status in linux source package in Cosmic: Invalid Bug description: Failed on Cosmic s390x KVM, zVM, LPAR: startup='Wed Mar 20 10:06:36 2019' perf_event_open02 1 TBROK : perf_event_open02.c:275: perf_event_open failed: errno=ENOENT(2): No such file or directory perf_event_open02 2 TBROK : perf_event_open02.c:275: Remaining cases broken tag=perf_event_open02 stime=1553076396 dur=0 exit=exited stat=2 core=no cu=0 cs=0 ProblemType: Bug DistroRelease: Ubuntu 18.10 Package: linux-image-4.18.0-17-generic 4.18.0-17.18 ProcVersionSignature: Ubuntu 4.18.0-17.18-generic 4.18.20 Uname: Linux 4.18.0-17-generic s390x NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair AlsaDevices: Error: command ['ls', '-l', '/dev/snd/'] failed with exit code 2: ls: cannot access '/dev/snd/': No such file or directory AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay' ApportVersion: 2.20.10-0ubuntu13.2 Architecture: s390x ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 'arecord' CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found. CurrentDmesg: Date: Thu Mar 28 04:34:19 2019 IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig' Lspci: Lsusb: Error: command ['lsusb'] failed with exit code 1: PciMultimedia: ProcFB: Error: [Errno 2] No such file or directory: '/proc/fb' ProcKernelCmdLine: root=UUID=86fb6fff-dc2f-4ffd-9ea8-a15d77ae3eaa crashkernel=196M RelatedPackageVersions: linux-restricted-modules-4.18.0-17-generic N/A linux-backports-modules-4.18.0-17-generic N/A linux-firmware 1.175.1 RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill' SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-kernel-tests/+bug/1822032/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp