SOLR-11182: A split shard failure on IOException should be logged

solr/CHANGES.txt

@@ -420,6 +420,8 @@ Bug Fixes
 * SOLR-11163: Fix contrib/ltr Normalizer persistence after solr core reload or restart.
   (Yuki Yano via Christine Poerschke)
 
+* SOLR-11182: A split shard failure on IOException should be logged (Varun Thacker)
+
 Optimizations
 ----------------------
 

solr/core/src/java/org/apache/solr/update/DirectUpdateHandler2.java

@@ -911,6 +911,7 @@ public class DirectUpdateHandler2 extends UpdateHandler implements SolrCoreState
     } catch (IOException e) {
       numErrors.increment();
       numErrorsCumulative.mark();
+      throw e;
     }
   }