** Also affects: linux (Ubuntu Bionic) Importance: Undecided Status: New
** Also affects: ubuntu-kernel-tests Importance: Undecided Status: New -- 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/1836694 Title: memcg_test_3 from controllers in LTP failed on Moonshot ARM64 with Bionic Status in ubuntu-kernel-tests: New Status in linux package in Ubuntu: Confirmed Status in linux source package in Bionic: New Bug description: This failure could be found in the LTP test suite on a Moonshot ARM64 node with B-4.15, but sometimes it will pass if you try to run it manually. (Sometimes not.) <<<test_start>>> tag=memcg_test_3 stime=1563249678 cmdline="memcg_test_3" contacts="" analysis=exit <<<test_output>>> incrementing stop tst_test.c:1100: INFO: Timeout per run is 0h 05m 00s Test timeouted, sending SIGKILL! tst_test.c:1140: INFO: If you are running on slow machine, try exporting LTP_TIMEOUT_MUL > 1 tst_test.c:1141: BROK: Test killed! (timeout?) Summary: passed 0 failed 0 skipped 0 warnings 0 tst_tmpdir.c:330: WARN: tst_rmdir: rmobj(/tmp/ltp-nJ05WiJDR1/06EzUc) failed: unlink(/tmp/ltp-nJ05WiJDR1/06EzUc/memcg/cgroup.clone_children) failed; errno=1: EPERM <<<execution_status>>> When it fails, the attempt to remove files will fail, and most of the cgroup_fj_* test will fail: * cgroup_fj_function_memory * cgroup_fj_stress_memory_10_3_each * cgroup_fj_stress_memory_10_3_none * cgroup_fj_stress_memory_10_3_one * cgroup_fj_stress_memory_1_200_each * cgroup_fj_stress_memory_1_200_none * cgroup_fj_stress_memory_1_200_one * cgroup_fj_stress_memory_200_1_each * cgroup_fj_stress_memory_200_1_none * cgroup_fj_stress_memory_200_1_one * cgroup_fj_stress_memory_2_2_each * cgroup_fj_stress_memory_2_2_none * cgroup_fj_stress_memory_2_2_one * cgroup_fj_stress_memory_2_9_each * cgroup_fj_stress_memory_2_9_none * cgroup_fj_stress_memory_2_9_one * cgroup_fj_stress_memory_3_3_each * cgroup_fj_stress_memory_3_3_none * cgroup_fj_stress_memory_3_3_one * cgroup_fj_stress_memory_4_4_each * cgroup_fj_stress_memory_4_4_none * cgroup_fj_stress_memory_4_4_one Steps to run this: git clone --depth=1 https://github.com/linux-test-project/ltp.git cd ltp; make autotools; ./configure; make; sudo make install echo "memcg_test_3 memcg_test_3" > /tmp/jobs sudo /opt/ltp/runltp -f /tmp/jobs ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: linux-image-4.15.0-54-generic 4.15.0-54.58 ProcVersionSignature: User Name 4.15.0-54.58-generic 4.15.18 Uname: Linux 4.15.0-54-generic aarch64 AlsaDevices: total 0 crw-rw---- 1 root audio 116, 1 Jul 16 03:46 seq crw-rw---- 1 root audio 116, 33 Jul 16 03:46 timer AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay' ApportVersion: 2.20.9-0ubuntu7.6 Architecture: arm64 ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 'arecord' AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: Date: Tue Jul 16 04:16:14 2019 IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig' Lsusb: Error: command ['lsusb'] failed with exit code 1: PciMultimedia: ProcFB: ProcKernelCmdLine: console=ttyS0,9600n8r ro RelatedPackageVersions: linux-restricted-modules-4.15.0-54-generic N/A linux-backports-modules-4.15.0-54-generic N/A linux-firmware 1.173.8 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/1836694/+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