diff --git a/CHANGES.txt b/CHANGES.txt
index ba24ef078e..f9fdb07388 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,6 +1,8 @@
 5.1
  * Clean up obsolete functions and simplify cql_version handling in cqlsh (CASSANDRA-18787)
 Merged from 5.0:
+ * Do not log stacktrace on mismatched cache and schema version and checksum error in AutoSavingCache (CASSANDRA-18862)
+ * Remove wrong assertion in SSTableLoader (CASSANDRA-18840)
  * Fix accessing java.nio.Bits.TOTAL_CAPACITY in Java17 (CASSANDRA-18848)
  * Remove metrics-reporter-config dependency (CASSANDRA-18743)
  * Fix SAI's SegmentMetadata min and max primary keys (CASSANDRA-18734)
diff --git a/src/java/org/apache/cassandra/cache/AutoSavingCache.java b/src/java/org/apache/cassandra/cache/AutoSavingCache.java
index dde36f1eac..5b1442bb32 100644
--- a/src/java/org/apache/cassandra/cache/AutoSavingCache.java
+++ b/src/java/org/apache/cassandra/cache/AutoSavingCache.java
@@ -269,12 +269,12 @@ public class AutoSavingCache<K extends CacheKey, V> extends InstrumentingCache<K
             catch (CorruptFileException e)
             {
                 JVMStabilityInspector.inspectThrowable(e);
-                logger.warn(String.format("Non-fatal checksum error reading saved cache %s", dataPath.absolutePath()), e);
+                logger.warn("Non-fatal checksum error reading saved cache {}: {}", dataPath.absolutePath(), e.getMessage());
             }
             catch (Throwable t)
             {
                 JVMStabilityInspector.inspectThrowable(t);
-                logger.info(String.format("Harmless error reading saved cache %s", dataPath.absolutePath()), t);
+                logger.info("Harmless error reading saved cache {}: {}", dataPath.absolutePath(), t.getMessage());
             }
             finally
             {