diff --git a/CHANGES.txt b/CHANGES.txt
index 40016a133f..d63016bdbb 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,4 +1,5 @@
 3.0.18
+ * Netty epoll IOExceptions caused by unclean client disconnects being logged at INFO (CASSANDRA-14909)
  * Unfiltered.isEmpty conflicts with Row extends AbstractCollection.isEmpty (CASSANDRA-14588)
  * RangeTombstoneList doesn't properly clean up mergeable or superseded rts in some cases (CASSANDRA-14894)
  * Fix handling of collection tombstones for dropped columns from legacy sstables (CASSANDRA-14912)
diff --git a/src/java/org/apache/cassandra/transport/Message.java b/src/java/org/apache/cassandra/transport/Message.java
index 28c8920625..91ece5c526 100644
--- a/src/java/org/apache/cassandra/transport/Message.java
+++ b/src/java/org/apache/cassandra/transport/Message.java
@@ -608,7 +608,21 @@ public abstract class Message
 
             if (!alwaysLogAtError && exception instanceof IOException)
             {
-                if (ioExceptionsAtDebugLevel.contains(exception.getMessage()))
+                String errorMessage = exception.getMessage();
+                boolean logAtTrace = false;
+
+                for (String ioException : ioExceptionsAtDebugLevel)
+                {
+                    // exceptions thrown from the netty epoll transport add the name of the function that failed
+                    // to the exception string (which is simply wrapping a JDK exception), so we can't do a simple/naive comparison
+                    if (errorMessage.contains(ioException))
+                    {
+                        logAtTrace = true;
+                        break;
+                    }
+                }
+
+                if (logAtTrace)
                 {
                     // Likely unclean client disconnects
                     logger.trace(message, exception);