TestSecurityEnhancedModeRestrictedTables failed

[youjiali1995]

Bug Report

https://ci.pingcap.net/blue/organizations/jenkins/tidb_ghpr_unit_test/detail/tidb_ghpr_unit_test/2965/pipeline

[2021-05-18T06:18:01.299Z] ==================
[2021-05-18T06:18:01.299Z] WARNING: DATA RACE
[2021-05-18T06:18:01.299Z] Write at 0x0000071f3e78 by goroutine 176:
[2021-05-18T06:18:01.299Z]   github.com/pingcap/tidb/sessionctx/variable.SetSysVar()
[2021-05-18T06:18:01.299Z]       /home/jenkins/agent/workspace/tidb_ghpr_unit_test/go/src/github.com/pingcap/tidb/sessionctx/variable/sysvar.go:509 +0x129
[2021-05-18T06:18:01.299Z]   github.com/pingcap/tidb/util/sem.Enable()
[2021-05-18T06:18:01.299Z]       /home/jenkins/agent/workspace/tidb_ghpr_unit_test/go/src/github.com/pingcap/tidb/util/sem/sem.go:74 +0xa2
[2021-05-18T06:18:01.299Z]   github.com/pingcap/tidb/privilege/privileges_test.(*testPrivilegeSuite).TestSecurityEnhancedModeRestrictedTables()
[2021-05-18T06:18:01.299Z]       /home/jenkins/agent/workspace/tidb_ghpr_unit_test/go/src/github.com/pingcap/tidb/privilege/privileges/privileges_test.go:1333 +0x5e6
[2021-05-18T06:18:01.299Z]   runtime.call32()
[2021-05-18T06:18:01.299Z]       /usr/local/go/src/runtime/asm_amd64.s:539 +0x3a
[2021-05-18T06:18:01.299Z]   reflect.Value.Call()
[2021-05-18T06:18:01.299Z]       /usr/local/go/src/reflect/value.go:321 +0xd3
[2021-05-18T06:18:01.299Z]   github.com/pingcap/check.(*suiteRunner).forkTest.func1()
[2021-05-18T06:18:01.299Z]       /go/pkg/mod/github.com/pingcap/check@v0.0.0-20200212061837-5e12011dc712/check.go:850 +0x9aa
[2021-05-18T06:18:01.299Z]   github.com/pingcap/check.(*suiteRunner).forkCall.func1()
[2021-05-18T06:18:01.299Z]       /go/pkg/mod/github.com/pingcap/check@v0.0.0-20200212061837-5e12011dc712/check.go:739 +0x113
[2021-05-18T06:18:01.299Z] 
[2021-05-18T06:18:01.299Z] Previous read at 0x0000071f3e78 by goroutine 146:
[2021-05-18T06:18:01.299Z]   github.com/pingcap/tidb/domain.(*SysVarCache).RebuildSysVarCache()
[2021-05-18T06:18:01.299Z]       /home/jenkins/agent/workspace/tidb_ghpr_unit_test/go/src/github.com/pingcap/tidb/domain/sysvar_cache.go:122 +0x1bb
[2021-05-18T06:18:01.299Z]   github.com/pingcap/tidb/domain.(*Domain).LoadSysVarCacheLoop.func1()
[2021-05-18T06:18:01.299Z]       /home/jenkins/agent/workspace/tidb_ghpr_unit_test/go/src/github.com/pingcap/tidb/domain/domain.go:942 +0x29b
[2021-05-18T06:18:01.299Z] 
[2021-05-18T06:18:01.299Z] Goroutine 176 (running) created at:
[2021-05-18T06:18:01.299Z]   github.com/pingcap/check.(*suiteRunner).forkCall()
[2021-05-18T06:18:01.299Z]       /go/pkg/mod/github.com/pingcap/check@v0.0.0-20200212061837-5e12011dc712/check.go:734 +0x4a3
[2021-05-18T06:18:01.299Z]   github.com/pingcap/check.(*suiteRunner).forkTest()
[2021-05-18T06:18:01.299Z]       /go/pkg/mod/github.com/pingcap/check@v0.0.0-20200212061837-5e12011dc712/check.go:832 +0x1b9
[2021-05-18T06:18:01.299Z]   github.com/pingcap/check.(*suiteRunner).doRun()
[2021-05-18T06:18:01.299Z]       /go/pkg/mod/github.com/pingcap/check@v0.0.0-20200212061837-5e12011dc712/check.go:666 +0x13a
[2021-05-18T06:18:01.299Z]   github.com/pingcap/check.(*suiteRunner).run()
[2021-05-18T06:18:01.299Z]       /go/pkg/mod/github.com/pingcap/check@v0.0.0-20200212061837-5e12011dc712/check.go:696 +0x13f
[2021-05-18T06:18:01.299Z]   github.com/pingcap/check.Run()
[2021-05-18T06:18:01.299Z]       /go/pkg/mod/github.com/pingcap/check@v0.0.0-20200212061837-5e12011dc712/run.go:150 +0x5a
[2021-05-18T06:18:01.299Z]   github.com/pingcap/check.RunAll()
[2021-05-18T06:18:01.299Z]       /go/pkg/mod/github.com/pingcap/check@v0.0.0-20200212061837-5e12011dc712/run.go:113 +0xf39
[2021-05-18T06:18:01.299Z]   github.com/pingcap/check.TestingT()
[2021-05-18T06:18:01.299Z]       /go/pkg/mod/github.com/pingcap/check@v0.0.0-20200212061837-5e12011dc712/run.go:99 +0x765
[2021-05-18T06:18:01.299Z]   github.com/pingcap/tidb/privilege/privileges_test.TestT()
[2021-05-18T06:18:01.299Z]       /home/jenkins/agent/workspace/tidb_ghpr_unit_test/go/src/github.com/pingcap/tidb/privilege/privileges/privileges_test.go:49 +0x4f
[2021-05-18T06:18:01.299Z]   testing.tRunner()
[2021-05-18T06:18:01.299Z]       /usr/local/go/src/testing/testing.go:909 +0x199
[2021-05-18T06:18:01.299Z] 
[2021-05-18T06:18:01.299Z] Goroutine 146 (running) created at:
[2021-05-18T06:18:01.299Z]   github.com/pingcap/tidb/domain.(*Domain).LoadSysVarCacheLoop()
[2021-05-18T06:18:01.299Z]       /home/jenkins/agent/workspace/tidb_ghpr_unit_test/go/src/github.com/pingcap/tidb/domain/domain.go:916 +0x160
[2021-05-18T06:18:01.299Z]   github.com/pingcap/tidb/session.BootstrapSession()
[2021-05-18T06:18:01.299Z]       /home/jenkins/agent/workspace/tidb_ghpr_unit_test/go/src/github.com/pingcap/tidb/session/session.go:2347 +0x437
[2021-05-18T06:18:01.299Z]   github.com/pingcap/tidb/privilege/privileges_test.(*testCacheSuite).SetUpSuite()
[2021-05-18T06:18:01.300Z]       /home/jenkins/agent/workspace/tidb_ghpr_unit_test/go/src/github.com/pingcap/tidb/privilege/privileges/cache_test.go:42 +0x12c
[2021-05-18T06:18:01.300Z]   runtime.call32()
[2021-05-18T06:18:01.300Z]       /usr/local/go/src/runtime/asm_amd64.s:539 +0x3a
[2021-05-18T06:18:01.300Z]   reflect.Value.Call()
[2021-05-18T06:18:01.300Z]       /usr/local/go/src/reflect/value.go:321 +0xd3
[2021-05-18T06:18:01.300Z]   github.com/pingcap/check.(*suiteRunner).runFixture.func1()
[2021-05-18T06:18:01.300Z]       /go/pkg/mod/github.com/pingcap/check@v0.0.0-20200212061837-5e12011dc712/check.go:799 +0x195
[2021-05-18T06:18:01.300Z]   github.com/pingcap/check.(*suiteRunner).forkCall.func1()
[2021-05-18T06:18:01.300Z]       /go/pkg/mod/github.com/pingcap/check@v0.0.0-20200212061837-5e12011dc712/check.go:739 +0x113
[2021-05-18T06:18:01.300Z] ==================

[morgo]

Thanks, I will take a look tomorrow. This would have been a new issue introduced in the last day, since LoadSysVarCacheLoop was just merged.

[ti-srebot]

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