1 files changed, 3 insertions, 0 deletions

diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c
index 401e8c133108..fc3c07fe7df5 100644
--- a/arch/x86/kernel/cpu/intel.c
+++ b/arch/x86/kernel/cpu/intel.c
@@ -150,6 +150,9 @@ static bool bad_spectre_microcode(struct cpuinfo_x86 *c)
         if (cpu_has(c, X86_FEATURE_HYPERVISOR))
                 return false;
 
+        if (c->x86 != 6)
+                return false;
+
         for (i = 0; i < ARRAY_SIZE(spectre_bad_microcodes); i++) {
                 if (c->x86_model == spectre_bad_microcodes[i].model &&
                     c->x86_stepping == spectre_bad_microcodes[i].stepping)