** Tags added: sru-20200406 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1848473
Title: cgroup_fj_stress_* in controllers from ubuntu_ltp failed with dir creation / fork on B-KVM Status in ubuntu-kernel-tests: New Status in linux-kvm package in Ubuntu: New Status in linux-kvm source package in Bionic: New Bug description: It looks like the test failed with cannot fork, and the following test will failed with mkdir. Take this one for example: tag=cgroup_fj_stress_perf_event_2_9_each stime=1571098406 dur=7 exit=exited stat=2 core=no cu=451 cs=280 ... ... cgroup_fj_stress_perf_event_2_9_each 1 TINFO: Attaching task 1326 to /sys/fs/cgroup/perf_event/ltp/2/1/1/2/1/2/1 cgroup_fj_stress_perf_event_2_9_each 1 TINFO: Attaching task 1329 to /sys/fs/cgroup/perf_event/ltp/2/1/1/2/1/2/1/1 /opt/ltp/testcases/bin/cgroup_fj_stress.sh: 53: /opt/ltp/testcases/bin/cgroup_fj_stress.sh: Cannot fork tag=cgroup_fj_stress_perf_event_10_3_each stime=1571098419 dur=2 exit=exited stat=2 core=no cu=134 cs=84 startup='Tue Oct 15 00:13:39 2019' cgroup_fj_stress_perf_event_10_3_each 1 TINFO: Subsystem perf_event is mounted at /sys/fs/cgroup/perf_event cgroup_fj_stress_perf_event_10_3_each 1 TINFO: Creating subgroups ... mkdir: cannot create directory ‘/sys/fs/cgroup/perf_event/ltp’: File exists cgroup_fj_stress_perf_event_10_3_each 1 TBROK: mkdir /sys/fs/cgroup/perf_event/ltp failed cgroup_fj_stress_perf_event_10_3_each 1 TINFO: Removing all ltp subgroups... Failed test cases sorted alphabetically: cgroup_fj_stress_blkio_10_3_each -mkdir cgroup_fj_stress_blkio_2_9_each -cannot fork cgroup_fj_stress_cpu_10_3_each -mkdir cgroup_fj_stress_cpu_2_9_each -cannot fork cgroup_fj_stress_cpuacct_10_3_each -mkdir cgroup_fj_stress_cpuacct_2_9_each -cannot fork cgroup_fj_stress_cpuset_10_3_each -mkdir cgroup_fj_stress_cpuset_2_9_each -cannot fork cgroup_fj_stress_devices_10_3_each -mkdir cgroup_fj_stress_devices_2_9_each -cannot fork cgroup_fj_stress_freezer_10_3_each -mkdir cgroup_fj_stress_freezer_2_9_each -cannot fork cgroup_fj_stress_hugetlb_10_3_each -mkdir cgroup_fj_stress_hugetlb_2_9_each -cannot fork cgroup_fj_stress_memory_10_3_each -mkdir cgroup_fj_stress_memory_2_9_each -cannot fork cgroup_fj_stress_net_cls_10_3_each -mkdir cgroup_fj_stress_net_cls_2_9_each -cannot fork cgroup_fj_stress_net_prio_10_3_each -mkdir cgroup_fj_stress_net_prio_2_9_each -cannot fork cgroup_fj_stress_perf_event_10_3_each -mkdir cgroup_fj_stress_perf_event_2_9_each -cannot fork To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-kernel-tests/+bug/1848473/+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
