diff --git a/kernel/futex.c b/kernel/futex.c
index f53a405d..baae867f 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -79,6 +79,8 @@
 #define dkprintf(...) do { if (0) kprintf(__VA_ARGS__); } while (0)
 #endif
 
+extern struct sigpending *hassigpending(struct thread *thread);
+
 int futex_cmpxchg_enabled;
 
 /**
@@ -775,6 +777,11 @@ retry:
 	if (timeout && !time_remain)
 		goto out_put_key;
 
+	if(hassigpending(cpu_local_var(current))){
+		ret = -EINTR;
+		goto out_put_key;
+        }
+
 	/* RIKEN: no signals */
 	put_futex_key(fshared, &q.key);
 	goto retry;