bug: data race when using metrics

[MaxShoshin]

Bug Report

YDB GO SDK version:

github.com/ydb-platform/ydb-go-sdk/v3 v3.77.0

Environment

macos, tests with datarace detector

Current behavior:

Got DataRace report:

WARNING: DATA RACE
Read at 0x00c0015a7ce0 by goroutine 8132:
runtime.mapiterinit()
/usr/local/go/src/runtime/map.go:816 +0x0
github.com/ydb-platform/ydb-go-sdk/v3/metrics.driver.func5.1()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/metrics/driver.go:108 +0x354
github.com/ydb-platform/ydb-go-sdk/v3/trace.(*Driver).Compose.func24.2()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/trace/driver_gtrace.go:855 +0x155
github.com/ydb-platform/ydb-go-sdk/v3/trace.DriverOnBalancerUpdate.func1()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/trace/driver_gtrace.go:1579 +0x174
github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.(*Balancer).applyDiscoveredEndpoints.func1()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:140 +0x515
runtime.deferreturn()
/usr/local/go/src/runtime/panic.go:602 +0x5d
github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.(*Balancer).clusterDiscoveryAttempt()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:121 +0x6e6
github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.(*Balancer).clusterDiscovery.func1()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:61 +0x71
github.com/ydb-platform/ydb-go-sdk/v3/retry.Retry.func1()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/retry/retry.go:262 +0x42
github.com/ydb-platform/ydb-go-sdk/v3/retry.opWithRecovergo.shape.*uint8
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/retry/retry.go:409 +0x14a
github.com/ydb-platform/ydb-go-sdk/v3/retry.RetryWithResultgo.shape.*uint8
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/retry/retry.go:341 +0x9b6
github.com/ydb-platform/ydb-go-sdk/v3/retry.Retry()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/retry/retry.go:261 +0xa7
github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.(*Balancer).clusterDiscovery()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:58 +0x28c
github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.New()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:236 +0xe45
github.com/ydb-platform/ydb-go-sdk/v3.(*Driver).connect()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/driver.go:417 +0x770
github.com/ydb-platform/ydb-go-sdk/v3.Open()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/driver.go:276 +0x984
...skipped....
Previous write at 0x00c0015a7ce0 by goroutine 113:
runtime.mapassign_faststr()
/usr/local/go/src/runtime/map_faststr.go:203 +0x0
github.com/ydb-platform/ydb-go-sdk/v3/metrics.driver.func5.1()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/metrics/driver.go:117 +0x687
github.com/ydb-platform/ydb-go-sdk/v3/trace.(*Driver).Compose.func24.2()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/trace/driver_gtrace.go:855 +0x155
github.com/ydb-platform/ydb-go-sdk/v3/trace.DriverOnBalancerUpdate.func1()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/trace/driver_gtrace.go:1579 +0x174
github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.(*Balancer).applyDiscoveredEndpoints.func1()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:140 +0x515
runtime.deferreturn()
/usr/local/go/src/runtime/panic.go:602 +0x5d
github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.(*Balancer).clusterDiscoveryAttempt()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:121 +0x6e6
github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.(*Balancer).clusterDiscoveryAttempt-fm()
:1 +0x47
github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater.(*repeater).wakeUp()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater/repeater.go:166 +0x398
github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater.(*repeater).worker.func2()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater/repeater.go:206 +0x653
github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater.(*repeater).worker()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater/repeater.go:219 +0x62a
github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater.New.gowrap1()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater/repeater.go:117 +0x6b

Goroutine 113 (running) created at:
github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater.New()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/repeater/repeater.go:117 +0x606
github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer.New()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/internal/balancer/balancer.go:241 +0x10da
github.com/ydb-platform/ydb-go-sdk/v3.(*Driver).connect()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/driver.go:417 +0x770
github.com/ydb-platform/ydb-go-sdk/v3.Open()
/gopath/src/ttt/vendor/github.com/ydb-platform/ydb-go-sdk/v3/driver.go:276 +0x984