diff --git a/mysql-test/r/innodb_mysql_sync.result b/mysql-test/r/innodb_mysql_sync.result
index 43a98829d4e..d0ba7b0f2e9 100644
--- a/mysql-test/r/innodb_mysql_sync.result
+++ b/mysql-test/r/innodb_mysql_sync.result
@@ -66,3 +66,27 @@ SELECT ((@id := id) - id) FROM t2;
 KILL @id;
 SET DEBUG_SYNC= "now SIGNAL killed";
 DROP TABLE t1, t2;
+SET DEBUG_SYNC= "RESET";
+#
+# Bug#58933 Assertion `thd- >is_error()' fails on shutdown with ongoing
+#           OPTIMIZE TABLE
+#
+DROP TABLE IF EXISTS t1;
+CREATE TABLE t1 (a INT) ENGINE=InnoDB;
+INSERT INTO t1 VALUES (1), (2);
+# Connection con1
+SET DEBUG_SYNC= 'ha_admin_open_ltable SIGNAL waiting WAIT_FOR killed';
+# Sending:
+OPTIMIZE TABLE t1;
+# Connection default
+SET DEBUG_SYNC= 'now WAIT_FOR waiting';
+KILL QUERY ID;
+SET DEBUG_SYNC= 'now SIGNAL killed';
+# Connection con1
+# Reaping: OPTIMIZE TABLE t1
+Table	Op	Msg_type	Msg_text
+test.t1	optimize	note	Table does not support optimize, doing recreate + analyze instead
+test.t1	optimize	status	Operation failed
+# Connection default
+DROP TABLE t1;
+SET DEBUG_SYNC= 'RESET';
diff --git a/mysql-test/t/innodb_mysql_sync.test b/mysql-test/t/innodb_mysql_sync.test
index 07f75afec40..22c6f3874bc 100644
--- a/mysql-test/t/innodb_mysql_sync.test
+++ b/mysql-test/t/innodb_mysql_sync.test
@@ -104,6 +104,47 @@ SELECT ((@id := id) - id) FROM t2;
 KILL @id;
 SET DEBUG_SYNC= "now SIGNAL killed";
 DROP TABLE t1, t2;
+disconnect con1;
+--source include/wait_until_count_sessions.inc
+SET DEBUG_SYNC= "RESET";
+
+
+--echo #
+--echo # Bug#58933 Assertion `thd- >is_error()' fails on shutdown with ongoing
+--echo #           OPTIMIZE TABLE
+--echo #
+
+--disable_warnings
+DROP TABLE IF EXISTS t1;
+--enable_warnings
+
+CREATE TABLE t1 (a INT) ENGINE=InnoDB;
+INSERT INTO t1 VALUES (1), (2);
+
+--echo # Connection con1
+connect (con1,localhost,root);
+let $ID= `SELECT connection_id()`;
+SET DEBUG_SYNC= 'ha_admin_open_ltable SIGNAL waiting WAIT_FOR killed';
+--echo # Sending:
+--send OPTIMIZE TABLE t1
+
+--echo # Connection default
+connection default;
+SET DEBUG_SYNC= 'now WAIT_FOR waiting';
+--replace_result $ID ID
+eval KILL QUERY $ID;
+SET DEBUG_SYNC= 'now SIGNAL killed';
+
+--echo # Connection con1
+connection con1;
+--echo # Reaping: OPTIMIZE TABLE t1
+--reap
+
+--echo # Connection default
+connection default;
+DROP TABLE t1;
+SET DEBUG_SYNC= 'RESET';
+disconnect con1;
 
 
 # Check that all connections opened by test cases in this file are really
diff --git a/sql/sql_admin.cc b/sql/sql_admin.cc
index f648d219fac..eb6853751ee 100644
--- a/sql/sql_admin.cc
+++ b/sql/sql_admin.cc
@@ -1,4 +1,4 @@
-/* Copyright (c) 2010 Oracle and/or its affiliates. All rights reserved.
+/* Copyright (c) 2010, 2011 Oracle and/or its affiliates. All rights reserved.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -728,7 +728,7 @@ send_result_message:
       protocol->store(operator_name, system_charset_info);
       if (result_code) // either mysql_recreate_table or analyze failed
       {
-        DBUG_ASSERT(thd->is_error());
+        DBUG_ASSERT(thd->is_error() || thd->killed);
         if (thd->is_error())
         {
           const char *err_msg= thd->stmt_da->message();