kernel.printk = 3 4 1 7 kernel.kptr_restrict = 2 kernel.dmesg_restrict = 1 kernel.perf_event_paranoid = 3 kernel.kexec_load_disabled = 1 kernel.randomize_va_space = 2 kernel.yama.ptrace_scope = 3 user.max_user_namespaces = 0 dev.tty.ldisc_autoload = 0 dev.tty.legacy_tiocsti = 0 kernel.unprivileged_bpf_disabled = 1 net.core.bpf_jit_harden = 2 vm.unprivileged_userfaultfd = 0 fs.protected_symlinks = 1 fs.protected_hardlinks = 1 fs.protected_fifos = 2 fs.protected_regular = 2 fs.suid_dumpable = 0