Add CHANGES note for [GL #4115]

diff --git a/CHANGES b/CHANGES
index e822224060348f296f6a1966dd6192b1b86f0d63..4151a566664769fc57d1c66007866a855bc6089e 100644 (file)
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,7 @@
+6189.  [bug]           Fix an extra dns_validator deatch when encountering
+                       deadling which would lead to assertion failure.
+                       [GL #4115]
+
 6188.  [performance]   Reduce memory consumption by allocating properly
                        sized send buffers for stream-based transports.
                        [GL #4038]