Updates kvmx: e57991a IDEAS: disposable/lifecycle enhancements

diff --git a/kvmx b/kvmx
index 5835bea6a63bf96dd13329381223e822255aad64..e57991a5c41d65f740ccc386feff2291ab7a8e98 160000 (submodule)
--- a/kvmx
+++ b/kvmx
@@ -1 +1 @@
-Subproject commit 5835bea6a63bf96dd13329381223e822255aad64
+Subproject commit e57991a5c41d65f740ccc386feff2291ab7a8e98