diff --git a/fs/proc/generic.c b/fs/proc/generic.c
index ce2d954..08f4d71 100644
--- a/fs/proc/generic.c
+++ b/fs/proc/generic.c
@@ -312,8 +312,10 @@
 			if (proc_match(len, cp, de))
 				break;
 		}
-		if (!de)
+		if (!de) {
+			WARN(1, "name '%s'\n", name);
 			return -ENOENT;
+		}
 		cp += len + 1;
 	}
 	*residual = cp;
@@ -818,8 +820,10 @@
 		}
 	}
 	spin_unlock(&proc_subdir_lock);
-	if (!de)
+	if (!de) {
+		WARN(1, "name '%s'\n", name);
 		return;
+	}
 
 	spin_lock(&de->pde_unload_lock);
 	/*