Datarace from gin

[lhy1024]

Bug Report

What did you do?

test

What did you expect to see?

no datarace

What did you see instead?

2023-11-29T22:43:41.4844371Z WARNING: DATA RACE
2023-11-29T22:43:41.4844760Z Write at 0x00000764dff8 by goroutine 21428:
2023-11-29T22:43:41.4845341Z   github.com/gin-gonic/gin.SetMode()
2023-11-29T22:43:41.4846345Z       /home/runner/go/pkg/mod/github.com/gin-gonic/gin@v1.9.1/mode.go:70 +0x53
2023-11-29T22:43:41.4847217Z   github.com/tikv/pd/pkg/mcs/scheduling/server/apis/v1.NewService.func1()
2023-11-29T22:43:41.4848352Z       /home/runner/work/pd/pd/pkg/mcs/scheduling/server/apis/v1/api.go:98 +0x39
2023-11-29T22:43:41.4849103Z   sync.(*Once).doSlow()
2023-11-29T22:43:41.4849709Z       /opt/hostedtoolcache/go/1.21.4/x64/src/sync/once.go:74 +0xf0
2023-11-29T22:43:41.4850224Z   sync.(*Once).Do()
2023-11-29T22:43:41.4850841Z       /opt/hostedtoolcache/go/1.21.4/x64/src/sync/once.go:65 +0x44
2023-11-29T22:43:41.4851566Z   github.com/tikv/pd/pkg/mcs/scheduling/server/apis/v1.NewService()
2023-11-29T22:43:41.4852602Z       /home/runner/work/pd/pd/pkg/mcs/scheduling/server/apis/v1/api.go:95 +0x8b
2023-11-29T22:43:41.4853882Z   github.com/tikv/pd/pkg/mcs/scheduling/server/apis/v1.init.0.func1()
2023-11-29T22:43:41.4855211Z       /home/runner/work/pd/pd/pkg/mcs/scheduling/server/apis/v1/api.go:65 +0x57
2023-11-29T22:43:41.4856243Z   github.com/tikv/pd/pkg/mcs/scheduling/server.(*Server).SetUpRestHandler()
2023-11-29T22:43:41.4857423Z       /home/runner/work/pd/pd/pkg/mcs/scheduling/server/server.go:388 +0xd5
2023-11-29T22:43:41.4858180Z   github.com/tikv/pd/pkg/mcs/utils.StartGRPCAndHTTPServers()
2023-11-29T22:43:41.4858997Z       /home/runner/work/pd/pd/pkg/mcs/utils/util.go:222 +0x68a
2023-11-29T22:43:41.4859777Z   github.com/tikv/pd/pkg/mcs/scheduling/server.(*Server).startServer.func2()
2023-11-29T22:43:41.4860785Z       /home/runner/work/pd/pd/pkg/mcs/scheduling/server/server.go:433 +0x6b
2023-11-29T22:43:41.4861408Z 
2023-11-29T22:43:41.4861753Z Previous read at 0x00000764dff8 by goroutine 391:
2023-11-29T22:43:41.4862490Z   github.com/gin-gonic/gin.IsDebugging()
2023-11-29T22:43:41.4863615Z       /home/runner/go/pkg/mod/github.com/gin-gonic/gin@v1.9.1/debug.go:20 +0x64
2023-11-29T22:43:41.4864547Z   github.com/gin-gonic/gin.debugPrintRoute()
2023-11-29T22:43:41.4865702Z       /home/runner/go/pkg/mod/github.com/gin-gonic/gin@v1.9.1/debug.go:27 +0x6d
2023-11-29T22:43:41.4866694Z   github.com/gin-gonic/gin.(*Engine).addRoute()
2023-11-29T22:43:41.4868097Z       /home/runner/go/pkg/mod/github.com/gin-gonic/gin@v1.9.1/gin.go:327 +0xc7
2023-11-29T22:43:41.4869321Z   github.com/gin-gonic/gin.(*RouterGroup).handle()
2023-11-29T22:43:41.4870486Z       /home/runner/go/pkg/mod/github.com/gin-gonic/gin@v1.9.1/routergroup.go:89 +0x1d2
2023-11-29T22:43:41.4871365Z   github.com/gin-gonic/gin.(*RouterGroup).GET()
2023-11-29T22:43:41.4872745Z       /home/runner/go/pkg/mod/github.com/gin-gonic/gin@v1.9.1/routergroup.go:117 +0x184
2023-11-29T22:43:41.4874135Z   github.com/pingcap/tidb-dashboard/pkg/apiserver/slowquery.registerRouter()
2023-11-29T22:43:41.4876333Z       /home/runner/go/pkg/mod/github.com/pingcap/tidb-dashboard@v0.0.0-20231127105651-ce4097837c5e/pkg/apiserver/slowquery/service.go:44 +0x6a
2023-11-29T22:43:41.4878131Z   runtime.call32()
2023-11-29T22:43:41.4879294Z       /opt/hostedtoolcache/go/1.21.4/x64/src/runtime/asm_amd64.s:748 +0x42
2023-11-29T22:43:41.4880362Z   reflect.Value.Call()
2023-11-29T22:43:41.4881410Z       /opt/hostedtoolcache/go/1.21.4/x64/src/reflect/value.go:380 +0xb5
2023-11-29T22:43:41.4882264Z   go.uber.org/dig.(*Container).Invoke()
2023-11-29T22:43:41.4882952Z       /home/runner/go/pkg/mod/go.uber.org/dig@v1.9.0/dig.go:397 +0x46e
2023-11-29T22:43:41.4883686Z   go.uber.org/fx.(*App).executeInvokes()
2023-11-29T22:43:41.4884632Z       /home/runner/go/pkg/mod/go.uber.org/fx@v1.12.0/app.go:659 +0x2a9
2023-11-29T22:43:41.4885565Z   go.uber.org/fx.New()
2023-11-29T22:43:41.4886415Z       /home/runner/go/pkg/mod/go.uber.org/fx@v1.12.0/app.go:438 +0x894
2023-11-29T22:43:41.4887385Z   github.com/pingcap/tidb-dashboard/pkg/apiserver.(*Service).Start()
2023-11-29T22:43:41.4888702Z       /home/runner/go/pkg/mod/github.com/pingcap/tidb-dashboard@v0.0.0-20231127105651-ce4097837c5e/pkg/apiserver/apiserver.go:153 +0xa52
2023-11-29T22:43:41.4889806Z   github.com/tikv/pd/pkg/dashboard/adapter.(*Manager).startService()
2023-11-29T22:43:41.4890733Z       /home/runner/work/pd/pd/pkg/dashboard/adapter/manager.go:198 +0x11d
2023-11-29T22:43:41.4891475Z   github.com/tikv/pd/pkg/dashboard/adapter.(*Manager).checkAddress()
2023-11-29T22:43:41.4892605Z       /home/runner/work/pd/pd/pkg/dashboard/adapter/manager.go:152 +0x686
2023-11-29T22:43:41.4894004Z   github.com/tikv/pd/pkg/dashboard/adapter.(*Manager).serviceLoop()
2023-11-29T22:43:41.4895491Z       /home/runner/work/pd/pd/pkg/dashboard/adapter/manager.go:94 +0x298
2023-11-29T22:43:41.4897114Z   github.com/tikv/pd/pkg/dashboard/adapter.(*Manager).Start.func1()
2023-11-29T22:43:41.4898582Z       /home/runner/work/pd/pd/pkg/dashboard/adapter/manager.go:66 +0x33

https://github.com/lhy1024/pd/actions/runs/7045347176/job/19174873682

What version of PD are you using (pd-server -V)?

[lhy1024]

it is from gin-gonic/gin#1180

[HuSharp]

tikv/pd/actions/runs/7220294218/job/19672927043?pr=7493
tikv/pd/actions/runs/7220511446/job/19673579801?pr=7554