diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 4a96aa004390..344d3c160f8d 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -1521,6 +1521,7 @@ static void remove_siblinginfo(int cpu)
 	cpumask_clear(topology_core_cpumask(cpu));
 	c->phys_proc_id = 0;
 	c->cpu_core_id = 0;
+	c->booted_cores = 0;
 	cpumask_clear_cpu(cpu, cpu_sibling_setup_mask);
 	recompute_smt_state();
 }