Bug Report
Please answer these questions before submitting your issue. Thanks!
1. Minimal reproduce step (Required)
https://ci.pingcap.net/blue/organizations/jenkins/tidb_ghpr_check_2/detail/tidb_ghpr_check_2/34569/pipeline
2. What did you expect to see? (Required)
Passing tests
3. What did you see instead (Required)
[2021-09-18T12:46:41.405Z] FAIL: db_partition_test.go:2940: testIntegrationSuite5.TestDropSchemaWithPartitionTable
[2021-09-18T12:46:41.405Z]
[2021-09-18T12:46:41.405Z] db_partition_test.go:2990:
[2021-09-18T12:46:41.405Z] c.Assert(recordsNum, Equals, 0)
[2021-09-18T12:46:41.405Z] ... obtained int = 4
[2021-09-18T12:46:41.405Z] ... expected int = 0
4. What is your TiDB version? (Required)
#28204 of commit 044e4b7