Bug Report
Please answer these questions before submitting your issue. Thanks!
1. Minimal reproduce step (Required)
In a.sql:
create table t1(a int, b int);
plan replayer dump explain 'sql.sql';
2. What did you expect to see? (Required)
Success.
3. What did you see instead (Required)
ERROR 1105 (HY000): context provider not set
4. What is your TiDB version? (Required)
master
Introduced by #39863, affects from v6.6 to v7.3.