1 files changed, 1 insertions, 0 deletions

diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c
index 0db81ab511cc..1f354f4b602b 100644
--- a/arch/x86/kernel/kvmclock.c
+++ b/arch/x86/kernel/kvmclock.c
@@ -239,6 +239,7 @@ void __init kvmclock_init(void)
         if (!mem)
                 return;
         hv_clock = __va(mem);
+        memset(hv_clock, 0, size);
 
         if (kvm_register_clock("boot clock")) {
                 hv_clock = NULL;