Race in pstoreds

[Kubuxu]

WARNING: DATA RACE
Write at 0x00c000330c20 by goroutine 195:
  github.com/libp2p/go-libp2p-peerstore/pstoreds.(*addrsRecord).flush()
      /go/pkg/mod/github.com/libp2p/go-libp2p-peerstore@v0.2.4/pstoreds/addr_book.go:67 +0x3cb
  github.com/libp2p/go-libp2p-peerstore/pstoreds.(*dsAddrBook).storeSignedPeerRecord()
      /go/pkg/mod/github.com/libp2p/go-libp2p-peerstore@v0.2.4/pstoreds/addr_book.go:324 +0x24d
  github.com/libp2p/go-libp2p-peerstore/pstoreds.(*dsAddrBook).ConsumePeerRecord()
      /go/pkg/mod/github.com/libp2p/go-libp2p-peerstore@v0.2.4/pstoreds/addr_book.go:291 +0x2a5
  github.com/libp2p/go-libp2p-peerstore/pstoreds.(*pstoreds).ConsumePeerRecord()
      <autogenerated>:1 +0x63
  github.com/libp2p/go-libp2p/p2p/host/basic.(*BasicHost).background.func1()
      /go/pkg/mod/github.com/libp2p/go-libp2p@v0.9.2/p2p/host/basic/basic_host.go:418 +0x410
  github.com/libp2p/go-libp2p/p2p/host/basic.(*BasicHost).background()
      /go/pkg/mod/github.com/libp2p/go-libp2p@v0.9.2/p2p/host/basic/basic_host.go:437 +0x1b3

Previous read at 0x00c000330c20 by goroutine 184:
  github.com/libp2p/go-libp2p-peerstore/pstoreds.(*addrsRecord).clean()
      /go/pkg/mod/github.com/libp2p/go-libp2p-peerstore@v0.2.4/pstoreds/addr_book.go:90 +0x118
  github.com/libp2p/go-libp2p-peerstore/pstoreds.(*dsAddrBook).loadRecord()
      /go/pkg/mod/github.com/libp2p/go-libp2p-peerstore@v0.2.4/pstoreds/addr_book.go:218 +0x17a
  github.com/libp2p/go-libp2p-peerstore/pstoreds.(*dsAddrBook).GetPeerRecord()
      /go/pkg/mod/github.com/libp2p/go-libp2p-peerstore@v0.2.4/pstoreds/addr_book.go:332 +0x74
  github.com/libp2p/go-libp2p-peerstore/pstoreds.(*pstoreds).GetPeerRecord()
      <autogenerated>:1 +0x5b
  github.com/libp2p/go-libp2p/p2p/protocol/identify.(*IDService).getSnapshot()
      /go/pkg/mod/github.com/libp2p/go-libp2p@v0.9.2/p2p/protocol/identify/id.go:430 +0x296
  github.com/libp2p/go-libp2p/p2p/protocol/identify.newPeerHandler()
      /go/pkg/mod/github.com/libp2p/go-libp2p@v0.9.2/p2p/protocol/identify/peer_loop.go:51 +0x1072
  github.com/libp2p/go-libp2p/p2p/protocol/identify.(*IDService).loop()
      /go/pkg/mod/github.com/libp2p/go-libp2p@v0.9.2/p2p/protocol/identify/id.go:194 +0x1061

Goroutine 195 (running) created at:
  github.com/libp2p/go-libp2p/p2p/host/basic.(*BasicHost).Start()
      /go/pkg/mod/github.com/libp2p/go-libp2p@v0.9.2/p2p/host/basic/basic_host.go:289 +0x69
  github.com/libp2p/go-libp2p/config.(*Config).NewNode()
      /go/pkg/mod/github.com/libp2p/go-libp2p@v0.9.2/config/config.go:344 +0x760
  github.com/libp2p/go-libp2p.NewWithoutDefaults()
      /go/pkg/mod/github.com/libp2p/go-libp2p@v0.9.2/libp2p.go:71 +0x136
  github.com/libp2p/go-libp2p.New()
      /go/pkg/mod/github.com/libp2p/go-libp2p@v0.9.2/libp2p.go:57 +0xa09
  github.com/drand/drand/cmd/relay-gossip/lp2p.ConstructHost()
      /go/src/github.com/drand/drand/cmd/relay-gossip/lp2p/ctor.go:64 +0x894
  github.com/drand/drand/cmd/relay-gossip/client.newTestClient()
      /go/src/github.com/drand/drand/cmd/relay-gossip/client/relayclient_test.go:72 +0x341
  github.com/drand/drand/cmd/relay-gossip/client.TestClient()
      /go/src/github.com/drand/drand/cmd/relay-gossip/client/relayclient_test.go:44 +0x506
  testing.tRunner()
      /usr/local/go/src/testing/testing.go:991 +0x1eb

Goroutine 184 (running) created at:
  github.com/libp2p/go-libp2p/p2p/protocol/identify.NewIDService()
      /go/pkg/mod/github.com/libp2p/go-libp2p@v0.9.2/p2p/protocol/identify/id.go:144 +0x503
  github.com/libp2p/go-libp2p/p2p/host/basic.NewHost()
      /go/pkg/mod/github.com/libp2p/go-libp2p@v0.9.2/p2p/host/basic/basic_host.go:203 +0x1087
  github.com/libp2p/go-libp2p/config.(*Config).NewNode()
      /go/pkg/mod/github.com/libp2p/go-libp2p@v0.9.2/config/config.go:188 +0x209
  github.com/libp2p/go-libp2p.NewWithoutDefaults()
      /go/pkg/mod/github.com/libp2p/go-libp2p@v0.9.2/libp2p.go:71 +0x136
  github.com/libp2p/go-libp2p.New()
      /go/pkg/mod/github.com/libp2p/go-libp2p@v0.9.2/libp2p.go:57 +0xa09
  github.com/drand/drand/cmd/relay-gossip/lp2p.ConstructHost()
      /go/src/github.com/drand/drand/cmd/relay-gossip/lp2p/ctor.go:64 +0x894
  github.com/drand/drand/cmd/relay-gossip/client.newTestClient()
      /go/src/github.com/drand/drand/cmd/relay-gossip/client/relayclient_test.go:72 +0x341
  github.com/drand/drand/cmd/relay-gossip/client.TestClient()
      /go/src/github.com/drand/drand/cmd/relay-gossip/client/relayclient_test.go:44 +0x506
  testing.tRunner()
      /usr/local/go/src/testing/testing.go:991 +0x1eb

[Kubuxu]

Resolved by #154