Flaky 测试: TestOutlierDetectionConfigPropagationToChildPolicy 中的数据竞争

Previous read at 0x00c0000b11a0 by goroutine 2964: runtime.mapaccess2_faststr() /opt/hostedtoolcache/go/1.20.5/x64/src/runtime/map_faststr.go:108 +0x0 google.golang.org/grpc/balancer.Get() /home/runner/work/grpc-go/grpc-go/balancer/balancer.go:73 +0xa7 google.golang.org/grpc/xds/internal/balancer/wrrlocality.bb.Build() /home/runner/work/grpc-go/grpc-go/xds/internal/balancer/wrrlocality/balancer.go:63 +0x46 google.golang.org/grpc/xds/internal/balancer/wrrlocality.(*bb).Build() :1 +0xa7 google.golang.org/grpc/xds/internal/balancer/clusterimpl.(*clusterImplBalancer).UpdateClientConnState() /home/runner/work/grpc-go/grpc-go/xds/internal/balancer/clusterimpl/clusterimpl.go:259 +0x6b8 google.golang.org/grpc/internal/balancer/gracefulswitch.(*Balancer).UpdateClientConnState() /home/runner/work/grpc-go/grpc-go/internal/balancer/gracefulswitch/gracefulswitch.go:164 +0x10d google.golang.org/grpc/xds/internal/balancer/outlierdetection.(*outlierDetectionBalancer).UpdateClientConnState() /home/runner/work/grpc-go/grpc-go/xds/internal/balancer/outlierdetection/balancer.go:326 +0xe89 google.golang.org/grpc/internal/balancer/gracefulswitch.(*Balancer).UpdateClientConnState() /home/runner/work/grpc-go/grpc-go/internal/balancer/gracefulswitch/gracefulswitch.go:164 +0x10d google.golang.org/grpc/internal/balancergroup.(*subBalancerWrapper).updateClientConnState() /home/runner/work/grpc-go/grpc-go/internal/balancergroup/balancergroup.go:144 +0x2da google.golang.org/grpc/internal/balancergroup.(*BalancerGroup).UpdateClientConnState() …