diff --git a/mysql-test/r/explain_json.result b/mysql-test/r/explain_json.result
index 1e95e983253..b83334c8b08 100644
--- a/mysql-test/r/explain_json.result
+++ b/mysql-test/r/explain_json.result
@@ -1523,12 +1523,12 @@ ANALYZE
         "key_length": "5",
         "used_key_parts": ["a"],
         "ref": ["test.t3.a"],
-        "r_loops": 0,
+        "r_loops": 1,
         "rows": 1,
-        "r_rows": null,
+        "r_rows": 10,
         "r_total_time_ms": "REPLACED",
         "filtered": 100,
-        "r_filtered": null,
+        "r_filtered": 100,
         "index_condition_bka": "t4.b + 1 <= t3.b + 1"
       },
       "buffer_type": "flat",
diff --git a/mysql-test/suite/sys_vars/r/sysvars_innodb,xtradb.rdiff-disabled b/mysql-test/suite/sys_vars/r/sysvars_innodb,xtradb.rdiff-disabled
index dc9a5fd05e6..6aa4e32e95e 100644
--- a/mysql-test/suite/sys_vars/r/sysvars_innodb,xtradb.rdiff-disabled
+++ b/mysql-test/suite/sys_vars/r/sysvars_innodb,xtradb.rdiff-disabled
@@ -662,7 +662,7 @@
  VARIABLE_NAME	INNODB_VERSION
  SESSION_VALUE	NULL
 -GLOBAL_VALUE	5.6.37
-+GLOBAL_VALUE	5.6.36-82.1
++GLOBAL_VALUE	5.6.36-82.2
  GLOBAL_VALUE_ORIGIN	COMPILE-TIME
  DEFAULT_VALUE	NULL
  VARIABLE_SCOPE	GLOBAL
diff --git a/sql/CMakeLists.txt b/sql/CMakeLists.txt
index 359ecdb4bcb..f856c313ce8 100644
--- a/sql/CMakeLists.txt
+++ b/sql/CMakeLists.txt
@@ -374,18 +374,9 @@ ADD_CUSTOM_TARGET(
 SET_TARGET_PROPERTIES(GenServerSource PROPERTIES EXCLUDE_FROM_ALL TRUE)
 
 IF(WIN32 OR HAVE_DLOPEN AND NOT DISABLE_SHARED)
-  ADD_LIBRARY(udf_example MODULE udf_example.c)
+  ADD_LIBRARY(udf_example MODULE udf_example.c udf_example.def)
   SET_TARGET_PROPERTIES(udf_example PROPERTIES PREFIX "")
-  # udf_example depends on strings 
-  IF(WIN32)
-    IF(MSVC)
-     SET_TARGET_PROPERTIES(udf_example PROPERTIES LINK_FLAGS "/DEF:${CMAKE_CURRENT_SOURCE_DIR}/udf_example.def")
-    ENDIF()
-    TARGET_LINK_LIBRARIES(udf_example strings)
-  ELSE()
-    # udf_example is using safemutex exported by mysqld
-    TARGET_LINK_LIBRARIES(udf_example mysqld)
-  ENDIF()
+  TARGET_LINK_LIBRARIES(udf_example strings)
 ENDIF()
 
 CONFIGURE_FILE(
diff --git a/sql/sql_join_cache.cc b/sql/sql_join_cache.cc
index 12c64caa225..5a11bb82cbe 100644
--- a/sql/sql_join_cache.cc
+++ b/sql/sql_join_cache.cc
@@ -3862,6 +3862,7 @@ int JOIN_TAB_SCAN_MRR::open()
   /* Dynamic range access is never used with BKA */
   DBUG_ASSERT(join_tab->use_quick != 2);
 
+  join_tab->tracker->r_scans++;
   save_or_restore_used_tabs(join_tab, FALSE);
 
   init_mrr_buff();
@@ -3905,6 +3906,8 @@ int JOIN_TAB_SCAN_MRR::next()
   int rc= join_tab->table->file->multi_range_read_next((range_id_t*)ptr) ? -1 : 0;
   if (!rc)
   {
+    join_tab->tracker->r_rows++;
+    join_tab->tracker->r_rows_after_where++;
     /*
       If a record in in an incremental cache contains no fields then the
       association for the last record in cache will be equal to cache->end_pos
diff --git a/storage/innobase/row/row0import.cc b/storage/innobase/row/row0import.cc
index 59500b4919a..e220c0275bb 100644
--- a/storage/innobase/row/row0import.cc
+++ b/storage/innobase/row/row0import.cc
@@ -1716,16 +1716,12 @@ PageConverter::update_records(
 
 	m_rec_iter.open(block);
 
+	if (!page_is_leaf(block->frame)) {
+		return DB_SUCCESS;
+	}
+
 	while (!m_rec_iter.end()) {
-
 		rec_t*	rec = m_rec_iter.current();
-
-		/* FIXME: Move out of the loop */
-
-		if (rec_get_status(rec) == REC_STATUS_NODE_PTR) {
-			break;
-		}
-
 		ibool	deleted = rec_get_deleted_flag(rec, comp);
 
 		/* For the clustered index we have to adjust the BLOB
diff --git a/storage/maria/ma_create.c b/storage/maria/ma_create.c
index 80e38fc2b00..2eb635b880e 100644
--- a/storage/maria/ma_create.c
+++ b/storage/maria/ma_create.c
@@ -660,11 +660,24 @@ int maria_create(const char *name, enum data_file_type datafile_type,
 
     if (length > max_key_length)
       max_key_length= length;
-    tot_length+= ((max_rows/(ulong) (((uint) maria_block_size -
+
+    if (tot_length == ULLONG_MAX)
+      continue;
+
+    ulonglong tot_length_part= (max_rows/(ulong) (((uint) maria_block_size -
                                       MAX_KEYPAGE_HEADER_SIZE -
                                       KEYPAGE_CHECKSUM_SIZE)/
-                                     (length*2))) *
-                  maria_block_size);
+                                     (length*2)));
+    if (tot_length_part >=  (ULLONG_MAX / maria_block_size +
+                            ULLONG_MAX % maria_block_size))
+      tot_length= ULLONG_MAX;
+    else
+    {
+      if (tot_length > ULLONG_MAX - tot_length_part * maria_block_size)
+        tot_length= ULLONG_MAX;
+      else
+        tot_length+= tot_length_part * maria_block_size;
+    }
   }
 
   unique_key_parts=0;
@@ -673,11 +686,24 @@ int maria_create(const char *name, enum data_file_type datafile_type,
     uniquedef->key=keys+i;
     unique_key_parts+=uniquedef->keysegs;
     share.state.key_root[keys+i]= HA_OFFSET_ERROR;
-    tot_length+= (max_rows/(ulong) (((uint) maria_block_size -
+
+    if (tot_length == ULLONG_MAX)
+      continue;
+    ulonglong tot_length_part= (max_rows/(ulong) (((uint) maria_block_size -
                                      MAX_KEYPAGE_HEADER_SIZE -
                                      KEYPAGE_CHECKSUM_SIZE) /
-                         ((MARIA_UNIQUE_HASH_LENGTH + pointer)*2)))*
-                         (ulong) maria_block_size;
+                         ((MARIA_UNIQUE_HASH_LENGTH + pointer)*2)));
+
+    if (tot_length_part >=  (ULLONG_MAX / maria_block_size +
+                            ULLONG_MAX % maria_block_size))
+      tot_length= ULLONG_MAX;
+    else
+    {
+      if (tot_length > ULLONG_MAX - tot_length_part * maria_block_size)
+        tot_length= ULLONG_MAX;
+      else
+        tot_length+= tot_length_part * maria_block_size;
+    }
   }
   keys+=uniques;				/* Each unique has 1 key */
   key_segs+=uniques;				/* Each unique has 1 key seg */
@@ -746,8 +772,7 @@ int maria_create(const char *name, enum data_file_type datafile_type,
     Get estimate for index file length (this may be wrong for FT keys)
     This is used for pointers to other key pages.
   */
-  tmp= (tot_length + maria_block_size * keys *
-	MARIA_INDEX_BLOCK_MARGIN) / maria_block_size;
+  tmp= (tot_length / maria_block_size + keys * MARIA_INDEX_BLOCK_MARGIN);
 
   /*
     use maximum of key_file_length we calculated and key_file_length value we
diff --git a/storage/mroonga/CMakeLists.txt b/storage/mroonga/CMakeLists.txt
index be14e73bd65..39dad9ce16b 100644
--- a/storage/mroonga/CMakeLists.txt
+++ b/storage/mroonga/CMakeLists.txt
@@ -293,6 +293,9 @@ link_directories(
 
 if(MRN_BUNDLED)
   target_link_libraries(mroonga ${MRN_LIBRARIES})
+  if(NOT TARGET mroonga)
+    return()
+  endif()
 else()
   add_library(mroonga MODULE ${MRN_ALL_SOURCES})
 
diff --git a/storage/xtradb/log/log0log.cc b/storage/xtradb/log/log0log.cc
index 31a2cad05eb..1542f4a646f 100644
--- a/storage/xtradb/log/log0log.cc
+++ b/storage/xtradb/log/log0log.cc
@@ -2599,7 +2599,7 @@ loop:
 	start_lsn += len;
 	buf += len;
 
-	if (recv_sys && recv_sys->report(ut_time())) {
+	if (recv_recovery_is_on() && recv_sys && recv_sys->report(ut_time())) {
 		ib_logf(IB_LOG_LEVEL_INFO, "Read redo log up to LSN=" LSN_PF,
 			start_lsn);
 		sd_notifyf(0, "STATUS=Read redo log up to LSN=" LSN_PF,
diff --git a/storage/xtradb/row/row0import.cc b/storage/xtradb/row/row0import.cc
index 86b2d782b7b..130f50ec9ed 100644
--- a/storage/xtradb/row/row0import.cc
+++ b/storage/xtradb/row/row0import.cc
@@ -1793,16 +1793,12 @@ PageConverter::update_records(
 
 	m_rec_iter.open(block);
 
+	if (!page_is_leaf(block->frame)) {
+		return DB_SUCCESS;
+	}
+
 	while (!m_rec_iter.end()) {
-
 		rec_t*	rec = m_rec_iter.current();
-
-		/* FIXME: Move out of the loop */
-
-		if (rec_get_status(rec) == REC_STATUS_NODE_PTR) {
-			break;
-		}
-
 		ibool	deleted = rec_get_deleted_flag(rec, comp);
 
 		/* For the clustered index we have to adjust the BLOB