Hello: This patch was applied to bpf/bpf-next.git (master) by Andrii Nakryiko <andrii@xxxxxxxxxx>: On Mon, 29 Apr 2024 13:23:11 +0200 you wrote: > The cgroup1_hierarchy test uses setup_classid_environment to setup > cgroupv1 environment. The problem is that the environment is set in > /sys/fs/cgroup and therefore, if not run under an own mount namespace, > effectively deletes all system cgroups: > > $ ls /sys/fs/cgroup | wc -l > 27 > $ sudo ./test_progs -t cgroup1_hierarchy > #41/1 cgroup1_hierarchy/test_cgroup1_hierarchy:OK > #41/2 cgroup1_hierarchy/test_root_cgid:OK > #41/3 cgroup1_hierarchy/test_invalid_level:OK > #41/4 cgroup1_hierarchy/test_invalid_cgid:OK > #41/5 cgroup1_hierarchy/test_invalid_hid:OK > #41/6 cgroup1_hierarchy/test_invalid_cgrp_name:OK > #41/7 cgroup1_hierarchy/test_invalid_cgrp_name2:OK > #41/8 cgroup1_hierarchy/test_sleepable_prog:OK > #41 cgroup1_hierarchy:OK > Summary: 1/8 PASSED, 0 SKIPPED, 0 FAILED > $ ls /sys/fs/cgroup | wc -l > 1 > > [...] Here is the summary with links: - [bpf-next] selftests/bpf: run cgroup1_hierarchy test in own mount namespace https://git.kernel.org/bpf/bpf-next/c/19468ed51488 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html