diff --git a/src/test/regress/expected/isolation_insert_select_repartition.out b/src/test/regress/expected/isolation_insert_select_repartition.out
new file mode 100644
index 000000000..ab2579021
--- /dev/null
+++ b/src/test/regress/expected/isolation_insert_select_repartition.out
@@ -0,0 +1,249 @@
+Parsed test spec with 2 sessions
+
+starting permutation: s1-begin s2-begin s1-repartitioned-insert-select s2-delete-from-source s1-end s2-end s1-select-target
+step s1-begin: BEGIN;
+step s2-begin: BEGIN;
+step s1-repartitioned-insert-select: INSERT INTO target_table SELECT * FROM source_table;
+step s2-delete-from-source: DELETE FROM source_table;
+step s1-end: END;
+step s2-end: END;
+step s1-select-target: SELECT * FROM target_table ORDER BY a;
+a              b
+
+1              1
+2              4
+3              9
+4              16
+5              25
+6              36
+7              49
+8              64
+9              81
+10             100
+
+starting permutation: s1-begin s2-begin s1-repartitioned-insert-select s2-update-source s1-end s2-end s1-select-target
+step s1-begin: BEGIN;
+step s2-begin: BEGIN;
+step s1-repartitioned-insert-select: INSERT INTO target_table SELECT * FROM source_table;
+step s2-update-source: UPDATE source_table SET b = 50 - b;
+step s1-end: END;
+step s2-end: END;
+step s1-select-target: SELECT * FROM target_table ORDER BY a;
+a              b
+
+1              1
+2              4
+3              9
+4              16
+5              25
+6              36
+7              49
+8              64
+9              81
+10             100
+
+starting permutation: s1-begin s2-begin s1-repartitioned-insert-select s2-insert-into-source s1-end s2-end s1-select-target
+step s1-begin: BEGIN;
+step s2-begin: BEGIN;
+step s1-repartitioned-insert-select: INSERT INTO target_table SELECT * FROM source_table;
+step s2-insert-into-source: INSERT INTO source_table VALUES (0, 0);
+step s1-end: END;
+step s2-end: END;
+step s1-select-target: SELECT * FROM target_table ORDER BY a;
+a              b
+
+1              1
+2              4
+3              9
+4              16
+5              25
+6              36
+7              49
+8              64
+9              81
+10             100
+
+starting permutation: s1-begin s2-begin s2-delete-from-source s1-repartitioned-insert-select s1-end s2-end s1-select-target
+step s1-begin: BEGIN;
+step s2-begin: BEGIN;
+step s2-delete-from-source: DELETE FROM source_table;
+step s1-repartitioned-insert-select: INSERT INTO target_table SELECT * FROM source_table;
+step s1-end: END;
+step s2-end: END;
+step s1-select-target: SELECT * FROM target_table ORDER BY a;
+a              b
+
+1              1
+2              4
+3              9
+4              16
+5              25
+6              36
+7              49
+8              64
+9              81
+10             100
+
+starting permutation: s1-begin s2-begin s2-update-source s1-repartitioned-insert-select s1-end s2-end s1-select-target
+step s1-begin: BEGIN;
+step s2-begin: BEGIN;
+step s2-update-source: UPDATE source_table SET b = 50 - b;
+step s1-repartitioned-insert-select: INSERT INTO target_table SELECT * FROM source_table;
+step s1-end: END;
+step s2-end: END;
+step s1-select-target: SELECT * FROM target_table ORDER BY a;
+a              b
+
+1              1
+2              4
+3              9
+4              16
+5              25
+6              36
+7              49
+8              64
+9              81
+10             100
+
+starting permutation: s1-begin s2-begin s2-insert-into-source s1-repartitioned-insert-select s1-end s2-end s1-select-target
+step s1-begin: BEGIN;
+step s2-begin: BEGIN;
+step s2-insert-into-source: INSERT INTO source_table VALUES (0, 0);
+step s1-repartitioned-insert-select: INSERT INTO target_table SELECT * FROM source_table;
+step s1-end: END;
+step s2-end: END;
+step s1-select-target: SELECT * FROM target_table ORDER BY a;
+a              b
+
+1              1
+2              4
+3              9
+4              16
+5              25
+6              36
+7              49
+8              64
+9              81
+10             100
+
+starting permutation: s1-begin s2-begin s1-repartitioned-insert-select s2-delete-from-target s1-end s2-end s1-select-target
+step s1-begin: BEGIN;
+step s2-begin: BEGIN;
+step s1-repartitioned-insert-select: INSERT INTO target_table SELECT * FROM source_table;
+step s2-delete-from-target: DELETE FROM target_table; <waiting ...>
+step s1-end: END;
+step s2-delete-from-target: <... completed>
+step s2-end: END;
+step s1-select-target: SELECT * FROM target_table ORDER BY a;
+a              b
+
+
+starting permutation: s1-begin s2-begin s1-repartitioned-insert-select s2-update-target s1-end s2-end s1-select-target
+step s1-begin: BEGIN;
+step s2-begin: BEGIN;
+step s1-repartitioned-insert-select: INSERT INTO target_table SELECT * FROM source_table;
+step s2-update-target: UPDATE target_table SET b = 50 - b; <waiting ...>
+step s1-end: END;
+step s2-update-target: <... completed>
+step s2-end: END;
+step s1-select-target: SELECT * FROM target_table ORDER BY a;
+a              b
+
+1              49
+2              46
+3              41
+4              34
+5              25
+6              14
+7              1
+8              -14
+9              -31
+10             -50
+
+starting permutation: s1-begin s2-begin s1-repartitioned-insert-select s2-insert-into-target s1-end s2-end s1-select-target
+step s1-begin: BEGIN;
+step s2-begin: BEGIN;
+step s1-repartitioned-insert-select: INSERT INTO target_table SELECT * FROM source_table;
+step s2-insert-into-target: INSERT INTO target_table VALUES (0, 0);
+step s1-end: END;
+step s2-end: END;
+step s1-select-target: SELECT * FROM target_table ORDER BY a;
+a              b
+
+0              0
+1              1
+2              4
+3              9
+4              16
+5              25
+6              36
+7              49
+8              64
+9              81
+10             100
+
+starting permutation: s1-begin s2-begin s2-delete-from-target s1-repartitioned-insert-select s2-end s1-end s1-select-target
+step s1-begin: BEGIN;
+step s2-begin: BEGIN;
+step s2-delete-from-target: DELETE FROM target_table;
+step s1-repartitioned-insert-select: INSERT INTO target_table SELECT * FROM source_table; <waiting ...>
+step s2-end: END;
+step s1-repartitioned-insert-select: <... completed>
+step s1-end: END;
+step s1-select-target: SELECT * FROM target_table ORDER BY a;
+a              b
+
+1              1
+2              4
+3              9
+4              16
+5              25
+6              36
+7              49
+8              64
+9              81
+10             100
+
+starting permutation: s1-begin s2-begin s2-update-target s1-repartitioned-insert-select s2-end s1-end s1-select-target
+step s1-begin: BEGIN;
+step s2-begin: BEGIN;
+step s2-update-target: UPDATE target_table SET b = 50 - b;
+step s1-repartitioned-insert-select: INSERT INTO target_table SELECT * FROM source_table; <waiting ...>
+step s2-end: END;
+step s1-repartitioned-insert-select: <... completed>
+step s1-end: END;
+step s1-select-target: SELECT * FROM target_table ORDER BY a;
+a              b
+
+1              1
+2              4
+3              9
+4              16
+5              25
+6              36
+7              49
+8              64
+9              81
+10             100
+
+starting permutation: s1-begin s2-begin s2-insert-into-target s1-repartitioned-insert-select s2-end s1-end s1-select-target
+step s1-begin: BEGIN;
+step s2-begin: BEGIN;
+step s2-insert-into-target: INSERT INTO target_table VALUES (0, 0);
+step s1-repartitioned-insert-select: INSERT INTO target_table SELECT * FROM source_table;
+step s2-end: END;
+step s1-end: END;
+step s1-select-target: SELECT * FROM target_table ORDER BY a;
+a              b
+
+0              0
+1              1
+2              4
+3              9
+4              16
+5              25
+6              36
+7              49
+8              64
+9              81
+10             100
diff --git a/src/test/regress/isolation_schedule b/src/test/regress/isolation_schedule
index a4bb53818..91f0a8065 100644
--- a/src/test/regress/isolation_schedule
+++ b/src/test/regress/isolation_schedule
@@ -21,6 +21,7 @@ test: isolation_distributed_transaction_id
 test: isolation_dump_global_wait_edges
 test: isolation_citus_dist_activity
 
+test: isolation_insert_select_repartition
 test: isolation_dml_vs_repair isolation_copy_placement_vs_copy_placement
 
 test: isolation_concurrent_dml isolation_data_migration
diff --git a/src/test/regress/spec/isolation_insert_select_repartition.spec b/src/test/regress/spec/isolation_insert_select_repartition.spec
new file mode 100644
index 000000000..3e2eeeb30
--- /dev/null
+++ b/src/test/regress/spec/isolation_insert_select_repartition.spec
@@ -0,0 +1,54 @@
+setup
+{
+	SET citus.shard_replication_factor TO 1;
+    SET citus.shard_count TO 4;
+	CREATE TABLE source_table(a int, b int);
+	SELECT create_distributed_table('source_table', 'a');
+    SET citus.shard_count TO 3;
+	CREATE TABLE target_table(a int, b int);
+	SELECT create_distributed_table('target_table', 'a');
+
+    INSERT INTO source_table SELECT i, i * i FROM generate_series(1, 10) i;
+}
+
+teardown
+{
+	DROP TABLE IF EXISTS source_table;
+	DROP TABLE IF EXISTS target_table;
+}
+
+session "s1"
+step "s1-begin" { BEGIN; }
+step "s1-end" { END; }
+step "s1-repartitioned-insert-select" { INSERT INTO target_table SELECT * FROM source_table; }
+step "s1-select-target" { SELECT * FROM target_table ORDER BY a; }
+
+session "s2"
+step "s2-begin" { BEGIN; }
+step "s2-end" { END; }
+step "s2-delete-from-source" { DELETE FROM source_table; }
+step "s2-update-source" { UPDATE source_table SET b = 50 - b; }
+step "s2-insert-into-source" { INSERT INTO source_table VALUES (0, 0); }
+step "s2-delete-from-target" { DELETE FROM target_table; }
+step "s2-update-target" { UPDATE target_table SET b = 50 - b; }
+step "s2-insert-into-target" { INSERT INTO target_table VALUES (0, 0); }
+
+// INSERT/INTO shouldn't block DML on source_table
+permutation "s1-begin" "s2-begin" "s1-repartitioned-insert-select" "s2-delete-from-source" "s1-end" "s2-end" "s1-select-target"
+permutation "s1-begin" "s2-begin" "s1-repartitioned-insert-select" "s2-update-source" "s1-end" "s2-end" "s1-select-target"
+permutation "s1-begin" "s2-begin" "s1-repartitioned-insert-select" "s2-insert-into-source" "s1-end" "s2-end" "s1-select-target"
+
+// INSERT/INTO shouldn't be blocked by DML on source_table
+permutation "s1-begin" "s2-begin" "s2-delete-from-source" "s1-repartitioned-insert-select" "s1-end" "s2-end" "s1-select-target"
+permutation "s1-begin" "s2-begin" "s2-update-source" "s1-repartitioned-insert-select" "s1-end" "s2-end" "s1-select-target"
+permutation "s1-begin" "s2-begin" "s2-insert-into-source" "s1-repartitioned-insert-select" "s1-end" "s2-end" "s1-select-target"
+
+// INSERT/INTO should block UPDATE/DELETE on target_table, but not INSERT
+permutation "s1-begin" "s2-begin" "s1-repartitioned-insert-select" "s2-delete-from-target" "s1-end" "s2-end" "s1-select-target"
+permutation "s1-begin" "s2-begin" "s1-repartitioned-insert-select" "s2-update-target" "s1-end" "s2-end" "s1-select-target"
+permutation "s1-begin" "s2-begin" "s1-repartitioned-insert-select" "s2-insert-into-target" "s1-end" "s2-end" "s1-select-target"
+
+// INSERT/INTO should be blocked by UPDATE/DELETe on target_table, but not INSERT
+permutation "s1-begin" "s2-begin" "s2-delete-from-target" "s1-repartitioned-insert-select" "s2-end" "s1-end" "s1-select-target"
+permutation "s1-begin" "s2-begin" "s2-update-target" "s1-repartitioned-insert-select" "s2-end" "s1-end" "s1-select-target"
+permutation "s1-begin" "s2-begin" "s2-insert-into-target" "s1-repartitioned-insert-select" "s2-end" "s1-end" "s1-select-target"