Index: libcfa/src/concurrency/io/types.hfa
===================================================================
--- libcfa/src/concurrency/io/types.hfa	(revision 7425720f5598dc04de75c544eb585d8a3195aeed)
+++ libcfa/src/concurrency/io/types.hfa	(revision 6b06abe1b96b58a5aefdfe75542b2eb8b0bac921)
@@ -25,4 +25,5 @@
 #include "iofwd.hfa"
 #include "kernel/fwd.hfa"
+#include "limits.hfa"
 
 #if defined(CFA_HAVE_LINUX_IO_URING_H)
@@ -136,4 +137,9 @@
 
 	static inline unsigned long long ts($io_context *& this) {
+		const __u32 head = *this->cq.head;
+		const __u32 tail = *this->cq.tail;
+
+		if(head == tail) return MAX;
+
 		return this->cq.ts;
 	}