diff --git a/sql/handler.cc b/sql/handler.cc
index 64041ab330a..fbadf12f0ef 100644
--- a/sql/handler.cc
+++ b/sql/handler.cc
@@ -6758,6 +6758,9 @@ int DsMrr_impl::dsmrr_fill_buffer() {
     Do not use ha_multi_range_read_next() as it would call the engine's
     overridden multi_range_read_next() but the default implementation is wanted.
   */
+  PSI_stage_info *backup;
+  h2->table->in_use->enter_stage(&stage_mrr_fetch_primary_key, backup, __func__, __FILE__, __LINE__);
+
   while ((rowids_buf_cur < rowids_buf_end) &&
          !(res = h2->handler::multi_range_read_next(&range_info))) {
     /* Put rowid, or {rowid, range_id} pair into the buffer */
@@ -6781,11 +6784,13 @@ int DsMrr_impl::dsmrr_fill_buffer() {
   uint elem_size = h->ref_length + (int)is_mrr_assoc * sizeof(void *);
   assert((rowids_buf_cur - rowids_buf) % elem_size == 0);
 
+  h2->table->in_use->enter_stage(&stage_mrr_sort_primary_key, NULL, __func__, __FILE__, __LINE__);
   varlen_sort(
       rowids_buf, rowids_buf_cur, elem_size,
       [this](const uchar *a, const uchar *b) { return h->cmp_ref(a, b) < 0; });
   rowids_buf_last = rowids_buf_cur;
   rowids_buf_cur = rowids_buf;
+  h2->table->in_use->enter_stage(backup, NULL, __func__, __FILE__, __LINE__);
   return 0;
 }
 
diff --git a/sql/mysqld.cc b/sql/mysqld.cc
index 780515cca7f..6c8ad512c78 100644
--- a/sql/mysqld.cc
+++ b/sql/mysqld.cc
@@ -12237,6 +12237,8 @@ PSI_stage_info stage_rpl_failover_updating_source_member_details= { 0, "Updating
 PSI_stage_info stage_rpl_failover_wait_before_next_fetch= { 0, "Wait before trying to fetch next membership changes from source", 0, PSI_DOCUMENT_ME};
 PSI_stage_info stage_communication_delegation= { 0, "Connection delegated to Group Replication", 0, PSI_DOCUMENT_ME};
 PSI_stage_info stage_wait_on_commit_ticket= { 0, "Waiting for Binlog Group Commit ticket", 0, PSI_DOCUMENT_ME};
+PSI_stage_info stage_mrr_fetch_primary_key= { 0, "Fetching Primary Key", 0, PSI_DOCUMENT_ME};
+PSI_stage_info stage_mrr_sort_primary_key= { 0, "Sortting Primary Key", 0, PSI_DOCUMENT_ME};
 /* clang-format on */
 
 extern PSI_stage_info stage_waiting_for_disk_space;
diff --git a/sql/mysqld.h b/sql/mysqld.h
index ada25f4dc9d..2b770d26ebe 100644
--- a/sql/mysqld.h
+++ b/sql/mysqld.h
@@ -652,6 +652,9 @@ extern PSI_stage_info stage_rpl_failover_updating_source_member_details;
 extern PSI_stage_info stage_rpl_failover_wait_before_next_fetch;
 extern PSI_stage_info stage_communication_delegation;
 extern PSI_stage_info stage_wait_on_commit_ticket;
+extern PSI_stage_info stage_mrr_fetch_primary_key;
+extern PSI_stage_info stage_mrr_sort_primary_key;
+
 #ifdef HAVE_PSI_STATEMENT_INTERFACE
 /**
   Statement instrumentation keys (sql).