--- x/kernel/workqueue.c
+++ y/kernel/workqueue.c
@@ -2384,6 +2384,10 @@ retry:
 		work_flags |= WORK_STRUCT_INACTIVE;
 		insert_work(pwq, work, &pwq->inactive_works, work_flags);
 	}
+	do {
+		unsigned long data = *work_data_bits(work);
+		BUG_ON(data & WORK_OFFQ_DISABLE_MASK);
+	} while (0);
 
 out:
 	raw_spin_unlock(&pool->lock);