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DATA RACE at pkg/util/memory/tracker.go by TestColumnName #49323

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#49348
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DATA RACE at pkg/util/memory/tracker.go by TestColumnName#49323
#49348
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component/testseverity/moderatesig/executionSIG executiontype/bugThe issue is confirmed as a bug.
@hawkingrei

Description

@hawkingrei
hawkingrei
opened on Dec 11, 2023

Bug Report

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1. Minimal reproduce step (Required)

2. What did you expect to see? (Required)

3. What did you see instead (Required)

==================
WARNING: DATA RACE
Write at 0x00c00766d118 by goroutine 46:
  github.com/pingcap/tidb/pkg/executor.ResetContextOfStmt()
      pkg/executor/executor.go:2013 +0xcf0
  github.com/pingcap/tidb/pkg/session.(*session).ExecuteStmt()
      pkg/session/session.go:2094 +0x285
  github.com/pingcap/tidb/pkg/testkit.(*TestKit).ExecWithContext()
      pkg/testkit/testkit.go:364 +0x889
  github.com/pingcap/tidb/pkg/testkit.(*TestKit).MustExecWithContext()
      pkg/testkit/testkit.go:136 +0xab
  github.com/pingcap/tidb/pkg/testkit.(*TestKit).MustExec()
      pkg/testkit/testkit.go:131 +0x128
  pkg/executor/test/executor/executor_test.TestColumnName()
      pkg/executor/test/executor/executor_test.go:2017 +0x1449
  github.com/pingcap/tidb/pkg/domain.(*Domain).LoadSysVarCacheLoop()
      pkg/domain/domain.go:1715 +0x93
  github.com/pingcap/tidb/pkg/session.bootstrapSessionImpl()
      pkg/session/session.go:3357 +0x724
  github.com/pingcap/tidb/pkg/domain.(*Domain).GetSessionCache()
      pkg/domain/sysvar_cache.go:62 +0x50
  github.com/pingcap/tidb/pkg/session.(*session).loadCommonGlobalVariablesIfNeeded()
      pkg/session/session.go:3729 +0xf4
  github.com/pingcap/tidb/pkg/session.(*session).ExecuteStmt()
      pkg/session/session.go:2086 +0x184
  github.com/pingcap/tidb/pkg/session.(*session).ExecuteInternal()
      pkg/session/session.go:1599 +0x3b9
  github.com/pingcap/tidb/pkg/domain.(*Domain).LoadPrivilegeLoop()
      pkg/domain/domain.go:1658 +0x108
  github.com/pingcap/tidb/pkg/session.bootstrapSessionImpl()
      pkg/session/session.go:3350 +0x6ca
  github.com/pingcap/tidb/pkg/session.BootstrapSession()
      pkg/session/session.go:3271 +0xad
  github.com/pingcap/tidb/pkg/testkit.bootstrap()
      pkg/testkit/mockstore.go:227 +0x94
  github.com/pingcap/tidb/pkg/testkit.CreateMockStoreAndDomain()
      pkg/testkit/mockstore.go:200 +0xd5
  github.com/pingcap/tidb/pkg/testkit.CreateMockStore()
      pkg/testkit/mockstore.go:68 +0x3d1
  pkg/executor/test/executor/executor_test.TestColumnName()
      pkg/executor/test/executor/executor_test.go:1940 +0x4c
  testing.tRunner()
      GOROOT/src/testing/testing.go:1595 +0x261
  testing.(*T).Run.func1()
      GOROOT/src/testing/testing.go:1648 +0x44
Previous read at 0x00c00766d118 by goroutine 32966:
  github.com/pingcap/tidb/pkg/util/memory.(*Tracker).Consume()
      pkg/util/memory/tracker.go:457 +0x4b4
  github.com/pingcap/tidb/pkg/store/copr.(*copIteratorWorker).sendToRespCh()
      pkg/store/copr/coprocessor.go:1001 +0x1ec
  github.com/pingcap/tidb/pkg/store/copr.(*copIteratorWorker).handleCopResponse()
      pkg/store/copr/coprocessor.go:1444 +0x2324
  github.com/pingcap/tidb/pkg/store/copr.(*copIteratorWorker).handleCopPagingResult()
      pkg/store/copr/coprocessor.go:1344 +0xe4
  github.com/pingcap/tidb/pkg/store/copr.(*copIteratorWorker).handleTaskOnce()
      pkg/store/copr/coprocessor.go:1277 +0x2084
  github.com/pingcap/tidb/pkg/store/copr.(*copIteratorWorker).handleTask()
      pkg/store/copr/coprocessor.go:1130 +0x225
  github.com/pingcap/tidb/pkg/store/copr.(*copIteratorWorker).run()
      pkg/store/copr/coprocessor.go:817 +0x176
  github.com/pingcap/tidb/pkg/store/copr.(*copIterator).open.func1()
      pkg/store/copr/coprocessor.go:861 +0x4f
Goroutine 46 (running) created at:
  testing.(*T).Run()
      GOROOT/src/testing/testing.go:1648 +0x845
  testing.runTests.func1()
      GOROOT/src/testing/testing.go:2054 +0x84
  testing.tRunner()
      GOROOT/src/testing/testing.go:1595 +0x261
  testing.runTests()
      GOROOT/src/testing/testing.go:2052 +0x8ad
  testing.(*M).Run()
      GOROOT/src/testing/testing.go:1925 +0xcd7
  go.uber.org/goleak.VerifyTestMain()
      external/org_uber_go_goleak/testmain.go:53 +0x64
  pkg/executor/test/executor/executor_test.TestMain()
      pkg/executor/test/executor/main_test.go:48 +0x5f6
  main.main()
      bazel-out/k8-fastbuild/bin/pkg/executor/test/executor/executor_test_/testmain.go:211 +0x5cb
Goroutine 32966 (running) created at:
  github.com/pingcap/tidb/pkg/store/copr.(*copIterator).open()
      pkg/store/copr/coprocessor.go:861 +0x106
  github.com/pingcap/tidb/pkg/store/copr.(*CopClient).Send()
      pkg/store/copr/coprocessor.go:105 +0x416
  github.com/pingcap/tidb/pkg/distsql.Select()
      pkg/distsql/distsql.go:91 +0x9f5
  github.com/pingcap/tidb/pkg/distsql.SelectWithRuntimeStats()
      pkg/distsql/distsql.go:146 +0xa6
  github.com/pingcap/tidb/pkg/executor.selectResultHook.SelectResult()
      pkg/executor/table_reader.go:62 +0x19d
  github.com/pingcap/tidb/pkg/executor.(*TableReaderExecutor).buildResp()
      pkg/executor/table_reader.go:337 +0x96d
  github.com/pingcap/tidb/pkg/executor.(*TableReaderExecutor).Open()
      pkg/executor/table_reader.go:218 +0xcf4
  github.com/pingcap/tidb/pkg/executor/internal/exec.Open()
      pkg/executor/internal/exec/executor.go:268 +0xb8
  github.com/pingcap/tidb/pkg/executor/internal/exec.(*BaseExecutor).Open()
      pkg/executor/internal/exec/executor.go:167 +0x1e4
  github.com/pingcap/tidb/pkg/executor.(*UnionScanExec).Open()
      pkg/executor/union_scan.go:76 +0x119
  github.com/pingcap/tidb/pkg/executor/internal/exec.Open()
      pkg/executor/internal/exec/executor.go:268 +0xb8
  github.com/pingcap/tidb/pkg/executor/internal/exec.(*BaseExecutor).Open()
      pkg/executor/internal/exec/executor.go:167 +0xe8
  github.com/pingcap/tidb/pkg/executor.(*ProjectionExec).Open()
      pkg/executor/projection.go:88 +0x3f
  github.com/pingcap/tidb/pkg/executor/internal/exec.Open()
      pkg/executor/internal/exec/executor.go:268 +0xb8
  github.com/pingcap/tidb/pkg/executor/internal/exec.(*BaseExecutor).Open()
      pkg/executor/internal/exec/executor.go:167 +0x405
  github.com/pingcap/tidb/pkg/executor.(*PipelinedWindowExec).Open()
      pkg/executor/pipelined_window.go:100 +0x411
  github.com/pingcap/tidb/pkg/executor/internal/exec.Open()
      pkg/executor/internal/exec/executor.go:268 +0xb8
  github.com/pingcap/tidb/pkg/executor.(*ExecStmt).openExecutor()
      pkg/executor/adapter.go:1240 +0xf4
  github.com/pingcap/tidb/pkg/executor.(*ExecStmt).Exec()
      pkg/executor/adapter.go:567 +0xeb6
  github.com/pingcap/tidb/pkg/session.runStmt()
      pkg/session/session.go:2393 +0x71a
  github.com/pingcap/tidb/pkg/session.(*session).ExecuteStmt()
      pkg/session/session.go:2235 +0x1af8
  github.com/pingcap/tidb/pkg/testkit.(*TestKit).ExecWithContext()
      pkg/testkit/testkit.go:364 +0x889
  github.com/pingcap/tidb/pkg/testkit.(*TestKit).Exec()
      pkg/testkit/testkit.go:337 +0xb5
  pkg/executor/test/executor/executor_test.TestColumnName()
      pkg/executor/test/executor/executor_test.go:2010 +0x11b7
  github.com/pingcap/tidb/pkg/domain.(*Domain).LoadSysVarCacheLoop()
      pkg/domain/domain.go:1715 +0x93
  github.com/pingcap/tidb/pkg/session.bootstrapSessionImpl()
      pkg/session/session.go:3357 +0x724
  github.com/pingcap/tidb/pkg/domain.(*Domain).GetSessionCache()
      pkg/domain/sysvar_cache.go:62 +0x50
  github.com/pingcap/tidb/pkg/session.(*session).loadCommonGlobalVariablesIfNeeded()
      pkg/session/session.go:3729 +0xf4
  github.com/pingcap/tidb/pkg/session.(*session).ExecuteStmt()
      pkg/session/session.go:2086 +0x184
  github.com/pingcap/tidb/pkg/session.(*session).ExecuteInternal()
      pkg/session/session.go:1599 +0x3b9
  github.com/pingcap/tidb/pkg/domain.(*Domain).LoadPrivilegeLoop()
      pkg/domain/domain.go:1658 +0x108
  github.com/pingcap/tidb/pkg/session.bootstrapSessionImpl()
      pkg/session/session.go:3350 +0x6ca
  github.com/pingcap/tidb/pkg/session.BootstrapSession()
      pkg/session/session.go:3271 +0xad
  github.com/pingcap/tidb/pkg/testkit.bootstrap()
      pkg/testkit/mockstore.go:227 +0x94
  github.com/pingcap/tidb/pkg/testkit.CreateMockStoreAndDomain()
      pkg/testkit/mockstore.go:200 +0xd5
  github.com/pingcap/tidb/pkg/testkit.CreateMockStore()
      pkg/testkit/mockstore.go:68 +0x3d1
  pkg/executor/test/executor/executor_test.TestColumnName()
      pkg/executor/test/executor/executor_test.go:1940 +0x4c
  testing.tRunner()
      GOROOT/src/testing/testing.go:1595 +0x261
  testing.(*T).Run.func1()
      GOROOT/src/testing/testing.go:1648 +0x44
==================

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