On Wed, Jun 14 2023 at 01:39, Thomas Gleixner wrote: > + /* > + * identify_boot_cpu() initialized SMT support information, let the > + * core code know. > + */ > + cpu_smt_check_topology(); > + > + if (!IS_ENABLED(CONFIG_SMP)) { > + pr_info("CPU: "); > + print_cpu_info(&boot_cpu_data); > + } > + > + arch_smt_update(); > + > + cpu_select_mitigations(); That's the wrong order. mitigations must come before the smt update. Thanks to Boris for spotting it.