1 files changed, 1 insertions, 0 deletions

diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 023c7bfa24df..4eece91ada37 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -1015,6 +1015,7 @@ static void identify_cpu(struct cpuinfo_x86 *c)
         c->x86_model_id[0] = '\0';  /* Unset */
         c->x86_max_cores = 1;
         c->x86_coreid_bits = 0;
+        c->cu_id = 0xff;
 #ifdef CONFIG_X86_64
         c->x86_clflush_size = 64;
         c->x86_phys_bits = 36;