goleak ttl/ttlworker in the planner/cascades

[hawkingrei]

Bug Report

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3. What did you see instead (Required)

-- PASS: TestMemTableScan (2.21s)

PASS

coverage: 13.5% of statements

goleak: Errors on successful test run: found unexpected goroutines:

[Goroutine 26931 in state chan receive, with github.com/pingcap/tidb/ttl/client.(*mockClient).WatchCommand.func1 on top of the stack:

goroutine 26931 [chan receive]:

github.com/pingcap/tidb/ttl/client.(*mockClient).WatchCommand.func1()

	ttl/client/command.go:435 +0x4f

created by github.com/pingcap/tidb/ttl/client.(*mockClient).WatchCommand in goroutine 26840

	ttl/client/command.go:434 +0x2e5


 Goroutine 26937 in state select, with github.com/pingcap/tidb/ttl/ttlworker.(*ttlDeleteWorker).loop on top of the stack:

goroutine 26937 [select]:

github.com/pingcap/tidb/ttl/ttlworker.(*ttlDeleteWorker).loop(0xc00795f400)

	ttl/ttlworker/del.go:281 +0x2e5

github.com/pingcap/tidb/ttl/ttlworker.(*baseWorker).loop(0xc00555cf68?)

	ttl/ttlworker/worker.go:134 +0x7a

github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run.func1()

	util/wait_group_wrapper.go:154 +0x59

created by github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run in goroutine 26840

	util/wait_group_wrapper.go:152 +0x7c


 Goroutine 26840 in state select, with github.com/pingcap/tidb/ttl/ttlworker.(*JobManager).jobLoop on top of the stack:

goroutine 26840 [select]:

github.com/pingcap/tidb/ttl/ttlworker.(*JobManager).jobLoop(0xc007723700)

	ttl/ttlworker/job_manager.go:186 +0x927

github.com/pingcap/tidb/ttl/ttlworker.(*baseWorker).loop(0xc00613ffd0?)

	ttl/ttlworker/worker.go:134 +0x7a

github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run.func1()

	util/wait_group_wrapper.go:154 +0x59

created by github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run in goroutine 26838

	util/wait_group_wrapper.go:152 +0x7c


 Goroutine 26932 in state select, with github.com/pingcap/tidb/ttl/ttlworker.(*ttlScanWorker).loop on top of the stack:

goroutine 26932 [select]:

github.com/pingcap/tidb/ttl/ttlworker.(*ttlScanWorker).loop(0xc0072a9dd0)

	ttl/ttlworker/scan.go:315 +0x185

github.com/pingcap/tidb/ttl/ttlworker.(*baseWorker).loop(0xc004f94fd0?)

	ttl/ttlworker/worker.go:134 +0x7a

github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run.func1()

	util/wait_group_wrapper.go:154 +0x59

created by github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run in goroutine 26840

	util/wait_group_wrapper.go:152 +0x7c


 Goroutine 26933 in state select, with github.com/pingcap/tidb/ttl/ttlworker.(*ttlScanWorker).loop on top of the stack:

goroutine 26933 [select]:

github.com/pingcap/tidb/ttl/ttlworker.(*ttlScanWorker).loop(0xc0072a9e60)

	ttl/ttlworker/scan.go:315 +0x185

github.com/pingcap/tidb/ttl/ttlworker.(*baseWorker).loop(0xc000f39fd0?)

	ttl/ttlworker/worker.go:134 +0x7a

github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run.func1()

	util/wait_group_wrapper.go:154 +0x59

created by github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run in goroutine 26840

	util/wait_group_wrapper.go:152 +0x7c


 Goroutine 26936 in state select, with github.com/pingcap/tidb/ttl/ttlworker.(*ttlDeleteWorker).loop on top of the stack:

goroutine 26936 [select]:

github.com/pingcap/tidb/ttl/ttlworker.(*ttlDeleteWorker).loop(0xc00795f380)

	ttl/ttlworker/del.go:281 +0x2e5

github.com/pingcap/tidb/ttl/ttlworker.(*baseWorker).loop(0xc00555df68?)

	ttl/ttlworker/worker.go:134 +0x7a

github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run.func1()

	util/wait_group_wrapper.go:154 +0x59

created by github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run in goroutine 26840

	util/wait_group_wrapper.go:152 +0x7c


 Goroutine 26939 in state select, with github.com/pingcap/tidb/ttl/ttlworker.(*ttlDeleteWorker).loop on top of the stack:

goroutine 26939 [select]:

github.com/pingcap/tidb/ttl/ttlworker.(*ttlDeleteWorker).loop(0xc00795f500)

	ttl/ttlworker/del.go:281 +0x2e5

github.com/pingcap/tidb/ttl/ttlworker.(*baseWorker).loop(0xc005aa97d0?)

	ttl/ttlworker/worker.go:134 +0x7a

github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run.func1()

	util/wait_group_wrapper.go:154 +0x59

created by github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run in goroutine 26840

	util/wait_group_wrapper.go:152 +0x7c


 Goroutine 26938 in state select, with github.com/pingcap/tidb/ttl/ttlworker.(*ttlDeleteWorker).loop on top of the stack:

goroutine 26938 [select]:

github.com/pingcap/tidb/ttl/ttlworker.(*ttlDeleteWorker).loop(0xc00795f480)

	ttl/ttlworker/del.go:281 +0x2e5

github.com/pingcap/tidb/ttl/ttlworker.(*baseWorker).loop(0xc0071baee8?)

	ttl/ttlworker/worker.go:134 +0x7a

github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run.func1()

	util/wait_group_wrapper.go:154 +0x59

created by github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run in goroutine 26840

	util/wait_group_wrapper.go:152 +0x7c


 Goroutine 26935 in state select, with github.com/pingcap/tidb/ttl/ttlworker.(*ttlScanWorker).loop on top of the stack:

goroutine 26935 [select]:

github.com/pingcap/tidb/ttl/ttlworker.(*ttlScanWorker).loop(0xc00764c000)

	ttl/ttlworker/scan.go:315 +0x185

github.com/pingcap/tidb/ttl/ttlworker.(*baseWorker).loop(0xc005559f68?)

	ttl/ttlworker/worker.go:134 +0x7a

github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run.func1()

	util/wait_group_wrapper.go:154 +0x59

created by github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run in goroutine 26840

	util/wait_group_wrapper.go:152 +0x7c


 Goroutine 26934 in state select, with github.com/pingcap/tidb/ttl/ttlworker.(*ttlScanWorker).loop on top of the stack:

goroutine 26934 [select]:

github.com/pingcap/tidb/ttl/ttlworker.(*ttlScanWorker).loop(0xc0072a9ef0)

	ttl/ttlworker/scan.go:315 +0x185

github.com/pingcap/tidb/ttl/ttlworker.(*baseWorker).loop(0xc0074f9768?)

	ttl/ttlworker/worker.go:134 +0x7a

github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run.func1()

	util/wait_group_wrapper.go:154 +0x59

created by github.com/pingcap/tidb/util.(*WaitGroupWrapper).Run in goroutine 26840

	util/wait_group_wrapper.go:152 +0x7c

]

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https://do.pingcap.net/jenkins/blue/organizations/jenkins/pingcap%2Ftidb%2Fghpr_unit_test/detail/ghpr_unit_test/33076/pipeline

4. What is your TiDB version? (Required)