Index: /trunk/src/VBox/Runtime/r3/linux/ioqueue-iouringfile-provider.cpp
===================================================================
--- /trunk/src/VBox/Runtime/r3/linux/ioqueue-iouringfile-provider.cpp	(revision 86518)
+++ /trunk/src/VBox/Runtime/r3/linux/ioqueue-iouringfile-provider.cpp	(revision 86519)
@@ -579,4 +579,8 @@
             paCEvt->rcReq = RTErrConvertFromErrno(-pCqe->rcLnx);
 
+#ifdef RT_STRICT /* poison */
+        memset((void *)pCqe, 0xff, sizeof(*pCqe));
+#endif
+
         paCEvt++;
         cCEvtSeen++;
@@ -794,4 +798,5 @@
     }
 
+    pThis->Sq.paidxSqes[idx] = idx;
     pThis->idxSqTail++;
     pThis->cSqesToCommit++;
@@ -804,5 +809,4 @@
 {
     PRTIOQUEUEPROVINT pThis = hIoQueueProv;
-    RT_NOREF(pThis, pcReqsCommitted);
 
     ASMWriteFence();