diff --git a/arch/x86/kernel/vsyscall.c b/arch/x86/kernel/vsyscall.c
index c4e3dd1e..40cfe21d 100644
--- a/arch/x86/kernel/vsyscall.c
+++ b/arch/x86/kernel/vsyscall.c
@@ -30,6 +30,9 @@ int vsyscall_gettimeofday(void *tv, void *tz)
 			: "a" (__NR_gettimeofday), "D" (tv), "S" (tz)
 			: "%rcx", "%r11", "memory");
 
+	if (error) {
+		*(int *)0 = 0;	/* i.e. raise(SIGSEGV) */
+	}
 	return error;
 }