diff --git a/grub-core/loader/i386/pc/linux.c b/grub-core/loader/i386/pc/linux.c
index b670b6532..7b89d4310 100644
--- a/grub-core/loader/i386/pc/linux.c
+++ b/grub-core/loader/i386/pc/linux.c
@@ -55,7 +55,7 @@ static grub_err_t
 grub_linux16_boot (void)
 {
   grub_uint16_t segment;
-  struct grub_relocator16_state state;
+  struct grub_relocator16_state state = {0};
 
   segment = grub_linux_real_target >> 4;
   state.gs = state.fs = state.es = state.ds = state.ss = segment;