diff --git a/mysql-test/suite/pbxt/r/select.result b/mysql-test/suite/pbxt/r/select.result
index 2409f2fa3b3..c06dd06ea3e 100644
--- a/mysql-test/suite/pbxt/r/select.result
+++ b/mysql-test/suite/pbxt/r/select.result
@@ -3447,9 +3447,7 @@ insert into t2 select A.a, B.a, C.a, C.a from t1 A, t1 B, t1 C;
 analyze table t2;
 Table	Op	Msg_type	Msg_text
 test.t2	analyze	status	OK
-select 'In next EXPLAIN, B.rows must be exactly 10:' Z;
-Z
-In next EXPLAIN, B.rows must be exactly 10:
+In next EXPLAIN, B.rows must be exactly 10 (when using MyISAM):
 explain select * from t2 A, t2 B where A.a=5 and A.b=5 and A.C<5
 and B.a=5 and B.b=A.e and (B.b =1 or B.b = 3 or B.b=5);
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
diff --git a/mysql-test/suite/pbxt/t/select.test b/mysql-test/suite/pbxt/t/select.test
index 014f88b0e1b..7074f4ac364 100644
--- a/mysql-test/suite/pbxt/t/select.test
+++ b/mysql-test/suite/pbxt/t/select.test
@@ -2910,8 +2910,9 @@ insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
 create table t2 (a int, b int, c int, e int, primary key(a,b,c));
 insert into t2 select A.a, B.a, C.a, C.a from t1 A, t1 B, t1 C;
 analyze table t2;
-select 'In next EXPLAIN, B.rows must be exactly 10:' Z;
+-- echo In next EXPLAIN, B.rows must be exactly 10 (when using MyISAM):
 
+# We mask out the 'rows' column because it may differ from run to run
 --replace_column 9 #
 explain select * from t2 A, t2 B where A.a=5 and A.b=5 and A.C<5
           and B.a=5 and B.b=A.e and (B.b =1 or B.b = 3 or B.b=5);
diff --git a/storage/maria/ma_loghandler.c b/storage/maria/ma_loghandler.c
index a8fcc639b58..948cd2bf712 100644
--- a/storage/maria/ma_loghandler.c
+++ b/storage/maria/ma_loghandler.c
@@ -2537,14 +2537,6 @@ my_bool translog_prev_buffer_flush_wait(struct st_translog_buffer *buffer)
                        LSN_IN_PARTS(buffer->prev_sent_to_disk),
                        LSN_IN_PARTS(buffer->prev_buffer_offset)));
   translog_buffer_lock_assert_owner(buffer);
-  /*
-    if prev_sent_to_disk == LSN_IMPOSSIBLE then
-    prev_buffer_offset should be LSN_IMPOSSIBLE
-    because it means that this buffer was never used
-  */
-  DBUG_ASSERT((buffer->prev_sent_to_disk == LSN_IMPOSSIBLE &&
-               buffer->prev_buffer_offset == LSN_IMPOSSIBLE) ||
-              buffer->prev_sent_to_disk != LSN_IMPOSSIBLE);
   if (buffer->prev_buffer_offset != buffer->prev_sent_to_disk)
   {
     do {
diff --git a/storage/maria/maria_chk.c b/storage/maria/maria_chk.c
index 714b9511279..2b280a1eff3 100644
--- a/storage/maria/maria_chk.c
+++ b/storage/maria/maria_chk.c
@@ -1339,12 +1339,12 @@ static int maria_chk(HA_CHECK *param, char *filename)
   maria_lock_database(info, F_UNLCK);
 
 end2:
-  end_pagecache(maria_pagecache, 1);
   if (maria_close(info))
   {
     _ma_check_print_error(param, default_close_errmsg, my_errno, filename);
     DBUG_RETURN(1);
   }
+  end_pagecache(maria_pagecache, 1);
   if (error == 0)
   {
     if (param->out_flag & O_NEW_DATA)
diff --git a/storage/maria/maria_pack.c b/storage/maria/maria_pack.c
index 5b1ec916248..983a38e69e7 100644
--- a/storage/maria/maria_pack.c
+++ b/storage/maria/maria_pack.c
@@ -690,6 +690,8 @@ static int compress(PACK_MRG_INFO *mrg,char *result_table)
     error|=my_close(new_file,MYF(MY_WME));
     if (!result_table)
     {
+      (void) flush_pagecache_blocks(isam_file->s->pagecache, &isam_file->dfile,
+                                    FLUSH_RELEASE);
       error|=my_close(isam_file->dfile.file, MYF(MY_WME));
       isam_file->dfile.file= -1;	/* Tell maria_close file is closed */
       isam_file->s->bitmap.file.file= -1;
@@ -763,13 +765,13 @@ static int compress(PACK_MRG_INFO *mrg,char *result_table)
   DBUG_RETURN(0);
 
  err:
-  end_pagecache(maria_pagecache, 1);
   free_counts_and_tree_and_queue(huff_trees,trees,huff_counts,fields);
   if (new_file >= 0)
     VOID(my_close(new_file,MYF(0)));
   if (join_maria_file >= 0)
     VOID(my_close(join_maria_file,MYF(0)));
   mrg_close(mrg);
+  end_pagecache(maria_pagecache, 1);
   VOID(fprintf(stderr, "Aborted: %s is not compressed\n", org_name));
   DBUG_RETURN(-1);
 }