1 files changed, 5 insertions, 0 deletions

diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index c05872aa3ce..f19d6679600 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -198,6 +198,11 @@ static void __cpuinit acpi_register_lapic(int id, u8 enabled)
 {
         unsigned int ver = 0;
 
+        if (id >= (MAX_LOCAL_APIC-1)) {
+                printk(KERN_INFO PREFIX "skipped apicid that is too big\n");
+                return;
+        }
+
         if (!enabled) {
                 ++disabled_cpus;
                 return;