On Mon, Aug 1, 2022 at 8:02 PM Frederick Lawler <fred@xxxxxxxxxxxxxx> wrote: > > The LSM hook userns_create was introduced to provide LSM's an > opportunity to block or allow unprivileged user namespace creation. This > test serves two purposes: it provides a test eBPF implementation, and > tests the hook successfully blocks or allows user namespace creation. > > This tests 3 cases: > > 1. Unattached bpf program does not block unpriv user namespace > creation. > 2. Attached bpf program allows user namespace creation given > CAP_SYS_ADMIN privileges. > 3. Attached bpf program denies user namespace creation for a > user without CAP_SYS_ADMIN. > > Signed-off-by: Frederick Lawler <fred@xxxxxxxxxxxxxx> Looks good to me (Also checked it on vmtest.sh) Acked-by: KP Singh <kpsingh@xxxxxxxxxx>