diff --git a/[refs] b/[refs]
index f7688d4ab095..20bf9b787cb6 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ecd29476ae0143b1c3641edfa76c0fc3e9ad3021
+refs/heads/master: e67465f1298671266a8e824c1751afdb7c08c860
diff --git a/trunk/arch/x86/kernel/io_apic_32.c b/trunk/arch/x86/kernel/io_apic_32.c
index 61cf366d040f..e7b7655c4e94 100644
--- a/trunk/arch/x86/kernel/io_apic_32.c
+++ b/trunk/arch/x86/kernel/io_apic_32.c
@@ -2228,6 +2228,7 @@ static inline void __init check_timer(void)
 		printk(" works.\n");
 		goto out;
 	}
+	disable_8259A_irq(0);
 	apic_write_around(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_FIXED | vector);
 	printk(" failed.\n");
 
diff --git a/trunk/arch/x86/kernel/io_apic_64.c b/trunk/arch/x86/kernel/io_apic_64.c
index 9f16ca4b5a24..6433fc99f1f9 100644
--- a/trunk/arch/x86/kernel/io_apic_64.c
+++ b/trunk/arch/x86/kernel/io_apic_64.c
@@ -1729,6 +1729,7 @@ static inline void __init check_timer(void)
 		apic_printk(APIC_VERBOSE," works.\n");
 		goto out;
 	}
+	disable_8259A_irq(0);
 	apic_write(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_FIXED | cfg->vector);
 	apic_printk(APIC_VERBOSE," failed.\n");