Index: /trunk/src/VBox/Runtime/r3/posix/fileaio-posix.cpp
===================================================================
--- /trunk/src/VBox/Runtime/r3/posix/fileaio-posix.cpp	(revision 29476)
+++ /trunk/src/VBox/Runtime/r3/posix/fileaio-posix.cpp	(revision 29477)
@@ -749,10 +749,10 @@
                 }
                 ASMAtomicAddS32(&pCtxInt->cRequests, cReqsSubmitted);
-                AssertMsg(pCtxInt->cRequests > 0, ("Adding requests resulted in overflow\n"));
+                AssertMsg(pCtxInt->cRequests >= 0, ("Adding requests resulted in overflow\n"));
                 break;
             }
 
             ASMAtomicAddS32(&pCtxInt->cRequests, cReqsSubmit);
-            AssertMsg(pCtxInt->cRequests > 0, ("Adding requests resulted in overflow\n"));
+            AssertMsg(pCtxInt->cRequests >= 0, ("Adding requests resulted in overflow\n"));
             cReqs   -= cReqsSubmit;
             pahReqs += cReqsSubmit;
@@ -802,5 +802,5 @@
 
                 ASMAtomicIncS32(&pCtxInt->cRequests);
-                AssertMsg(pCtxInt->cRequests > 0, ("Adding requests resulted in overflow\n"));
+                AssertMsg(pCtxInt->cRequests >= 0, ("Adding requests resulted in overflow\n"));
                 cReqs--;
                 pahReqs++;