fatal error: concurrent map writes (buildkit/cache/remotecache/v1.(*item).LinkFrom)

**Description**

Running multiple builds simultaneously on one docker daemon with extensive use of `--cache-from` and multistage builds (K8s environment, dedicated dind dockers for CI purpose) got this (latest from the logs):
```
fatal error: concurrent map writes

goroutine 2330884 [running]:
runtime.throw(0x2057f4f, 0x15)
	/usr/local/go/src/runtime/panic.go:774 +0x74 fp=0xc00403a018 sp=0xc004039fe8 pc=0x431ab4
runtime.mapassign_fast64ptr(0x2cbfa00, 0xc00774e990, 0xc01158aae0, 0xc00e8556b8)
	/usr/local/go/src/runtime/map_fast64.go:191 +0x36b fp=0xc00403a058 sp=0xc00403a018 pc=0x41423b
github.com/docker/docker/vendor/github.com/moby/buildkit/cache/remotecache/v1.(*item).LinkFrom(0xc01158aae0, 0x31920c0, 0xc009223080, 0x0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/cache/remotecache/v1/chains.go:142 +0x1b4 fp=0xc00403a0d0 sp=0xc00403a058 pc=0x1c9e724
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.addBacklinks.func1(0xc0250e73c0, 0x19, 0x0, 0x0, 0xc013094a00, 0x47, 0x0, 0x0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:42 +0x117 fp=0xc00403a168 sp=0xc00403a0d0 pc=0x189bd57
github.com/docker/docker/vendor/github.com/moby/buildkit/solver/bboltcachestorage.(*Store).WalkBacklinks(0xc000010338, 0xc0046ddc40, 0x19, 0xc00f7333b0, 0xc003c14558, 0x411199)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/bboltcachestorage/storage.go:440 +0x1dd fp=0xc00403a260 sp=0xc00403a168 pc=0x1d6a56d
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.addBacklinks(0x7f6f443409a0, 0xc008c0eb80, 0x31920c0, 0xc01158aae0, 0xc00045e0a0, 0xc0046ddc40, 0x19, 0xc0153196b0, 0xc0110b06e0, 0xc00c9d9820, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:29 +0x159 fp=0xc00403a2b0 sp=0xc00403a260 pc=0x1886769
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc0075223c0, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0xc000f18470, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:164 +0x446 fp=0xc00403a5b0 sp=0xc00403a2b0 pc=0x1886e26
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc007522af0, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0xc000df2000, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403a8b0 sp=0xc00403a5b0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc029715e00, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0xc0110b06e0, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403abb0 sp=0xc00403a8b0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc0121a0dc0, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0xc0110b06e0, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403aeb0 sp=0xc00403abb0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc029194230, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0xc0110b06e0, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403b1b0 sp=0xc00403aeb0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc0291943c0, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0x6, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403b4b0 sp=0xc00403b1b0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc029194550, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0x6, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403b7b0 sp=0xc00403b4b0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc029194730, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0x6, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403bab0 sp=0xc00403b7b0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc029194960, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0x6, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403bdb0 sp=0xc00403bab0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc029194be0, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0x6, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403c0b0 sp=0xc00403bdb0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc029195360, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0x6, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403c3b0 sp=0xc00403c0b0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc029195770, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0x6, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403c6b0 sp=0xc00403c3b0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc029195b30, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0x6, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403c9b0 sp=0xc00403c6b0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc029195db0, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0x6, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403ccb0 sp=0xc00403c9b0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc018c32190, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0xc000df2000, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403cfb0 sp=0xc00403ccb0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc018c325a0, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0xc0110b06e0, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403d2b0 sp=0xc00403cfb0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc007ebb770, 0x31bff80, 0xc0153196e0, 0x7f6f443409a0, 0xc008c0eb80, 0xc0110b0720, 0x2, 0x315bda0, 0xc0110b06e0, 0x0, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab fp=0xc00403d5b0 sp=0xc00403d2b0 pc=0x188768b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver/llbsolver.inlineCache(0x31bfec0, 0xc01ad69180, 0x31c0a00, 0xc008c0eb80, 0x31c7b00, 0xc010cb0aa0, 0x315bda0, 0xc0110b06e0, 0x0, 0x0, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/llbsolver/solver.go:287 +0x350 fp=0xc00403d758 sp=0xc00403d5b0 pc=0x1ce9190
github.com/docker/docker/vendor/github.com/moby/buildkit/solver/llbsolver.(*Solver).Solve(0xc000e42a20, 0x31bfec0, 0xc01ad69180, 0xc016a90b01, 0x19, 0xc004a5c4a4, 0x19, 0x0, 0x0, 0x2045d85, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/llbsolver/solver.go:176 +0x15f2 fp=0xc00403dc70 sp=0xc00403d758 pc=0x1ce8482
github.com/docker/docker/vendor/github.com/moby/buildkit/control.(*Controller).Solve(0xc000836360, 0x31bfec0, 0xc01ad69180, 0xc020903320, 0x0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/control/control.go:275 +0x4fc fp=0xc00403def0 sp=0xc00403dc70 pc=0x1cf256c
github.com/docker/docker/builder/builder-next.(*Builder).Build.func2(0xc02a723768, 0x0)
	/go/src/github.com/docker/docker/builder/builder-next/builder.go:376 +0x76 fp=0xc00403df58 sp=0xc00403def0 pc=0x1d92b76
github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go.func1(0xc004a98e70, 0xc01587e0f0)
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:57 +0x66 fp=0xc00403dfd0 sp=0xc00403df58 pc=0x6e21f6
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1357 +0x1 fp=0xc00403dfd8 sp=0xc00403dfd0 pc=0x462331
created by github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:54 +0x68

goroutine 1 [chan receive, 3549 minutes]:
main.(*DaemonCli).start(0xc000a93320, 0xc000120a20, 0x0, 0x0)
	/go/src/github.com/docker/docker/cmd/dockerd/daemon.go:249 +0xc04
main.runDaemon(...)
	/go/src/github.com/docker/docker/cmd/dockerd/docker_unix.go:13
main.newDaemonCommand.func1(0xc000473080, 0xc0009d86e0, 0x0, 0xa, 0x0, 0x0)
	/go/src/github.com/docker/docker/cmd/dockerd/docker.go:34 +0x7c
github.com/docker/docker/vendor/github.com/spf13/cobra.(*Command).execute(0xc000473080, 0xc000122010, 0xa, 0xa, 0xc000473080, 0xc000122010)
	/go/src/github.com/docker/docker/vendor/github.com/spf13/cobra/command.go:850 +0x462
github.com/docker/docker/vendor/github.com/spf13/cobra.(*Command).ExecuteC(0xc000473080, 0x0, 0x0, 0x7)
	/go/src/github.com/docker/docker/vendor/github.com/spf13/cobra/command.go:958 +0x34b
github.com/docker/docker/vendor/github.com/spf13/cobra.(*Command).Execute(...)
	/go/src/github.com/docker/docker/vendor/github.com/spf13/cobra/command.go:895
main.main()
	/go/src/github.com/docker/docker/cmd/dockerd/docker.go:97 +0x191

goroutine 19 [syscall, 855 minutes]:
os/signal.signal_recv(0x3197a00)
	/usr/local/go/src/runtime/sigqueue.go:147 +0x9e
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x24
created by os/signal.init.0
	/usr/local/go/src/os/signal/signal_unix.go:29 +0x43

goroutine 57 [select, 3550 minutes]:
github.com/docker/docker/vendor/google.golang.org/grpc.newClientStream.func5(0xc000aad500, 0xc000b88000, 0x31bff80, 0xc000b7e180)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/stream.go:319 +0xd9
created by github.com/docker/docker/vendor/google.golang.org/grpc.newClientStream
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/stream.go:318 +0x9a7

goroutine 72 [select]:
github.com/docker/docker/vendor/go.opencensus.io/stats/view.(*worker).start(0xc00024e460)
	/go/src/github.com/docker/docker/vendor/go.opencensus.io/stats/view/worker.go:154 +0x102
created by github.com/docker/docker/vendor/go.opencensus.io/stats/view.init.0
	/go/src/github.com/docker/docker/vendor/go.opencensus.io/stats/view/worker.go:32 +0x59

goroutine 80 [IO wait, 3550 minutes]:
internal/poll.runtime_pollWait(0x7f6f44326b90, 0x72, 0x0)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc000156298, 0x72, 0x0, 0x0, 0x20390e1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Accept(0xc000156280, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:384 +0x1fa
net.(*netFD).accept(0xc000156280, 0xc00069c000, 0x7f6f48737d98, 0x0)
	/usr/local/go/src/net/fd_unix.go:238 +0x44
net.(*UnixListener).accept(0xc000a79a10, 0xc0008d9d98, 0x40ed1a, 0x30)
	/usr/local/go/src/net/unixsock_posix.go:162 +0x34
net.(*UnixListener).Accept(0xc000a79a10, 0x2f22f80, 0xc00093c660, 0x2cf5dc0, 0x44fd140)
	/usr/local/go/src/net/unixsock.go:260 +0x49
net/http.(*Server).Serve(0xc0009d41c0, 0x31b0100, 0xc000a79a10, 0x0, 0x0)
	/usr/local/go/src/net/http/server.go:2925 +0x282
net/http.Serve(...)
	/usr/local/go/src/net/http/server.go:2497
github.com/docker/docker/daemon.(*Daemon).listenMetricsSock.func1(0x31b0100, 0xc000a79a10, 0xc000446180)
	/go/src/github.com/docker/docker/daemon/metrics_unix.go:33 +0x101
created by github.com/docker/docker/daemon.(*Daemon).listenMetricsSock
	/go/src/github.com/docker/docker/daemon/metrics_unix.go:31 +0x1af

goroutine 77 [chan receive, 3550 minutes]:
github.com/docker/docker/daemon.(*Daemon).setupDumpStackTrap.func1(0xc000395b60, 0x2048eea, 0xf)
	/go/src/github.com/docker/docker/daemon/debugtrap_unix.go:18 +0x43
created by github.com/docker/docker/daemon.(*Daemon).setupDumpStackTrap
	/go/src/github.com/docker/docker/daemon/debugtrap_unix.go:17 +0xc1

goroutine 88 [select, 3550 minutes]:
github.com/docker/docker/libcontainerd/supervisor.(*remote).monitorDaemon(0xc0003ee800, 0x31bfec0, 0xc0000e1ec0)
	/go/src/github.com/docker/docker/libcontainerd/supervisor/remote_daemon.go:318 +0xe1d
created by github.com/docker/docker/libcontainerd/supervisor.Start
	/go/src/github.com/docker/docker/libcontainerd/supervisor/remote_daemon.go:90 +0x426

goroutine 47 [syscall, 3550 minutes]:
syscall.Syscall6(0xf7, 0x1, 0x2a, 0xc000271c90, 0x1000004, 0x0, 0x0, 0xc000271d10, 0x5ed969, 0xc000269340)
	/usr/local/go/src/syscall/asm_linux_amd64.s:44 +0x5
os.(*Process).blockUntilWaitable(0xc000866390, 0xc00025e080, 0x7e, 0xc00014bd98)
	/usr/local/go/src/os/wait_waitid.go:31 +0x9a
os.(*Process).wait(0xc000866390, 0x11, 0x3, 0xc00025a960)
	/usr/local/go/src/os/exec_unix.go:22 +0x3b
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:125
os/exec.(*Cmd).Wait(0xc000128160, 0x6, 0xc000271e60)
	/usr/local/go/src/os/exec/exec.go:506 +0x62
github.com/docker/docker/libcontainerd/supervisor.(*remote).startContainerd.func1(0xc000128160, 0xc0003ee800)
	/go/src/github.com/docker/docker/libcontainerd/supervisor/remote_daemon.go:214 +0x45
created by github.com/docker/docker/libcontainerd/supervisor.(*remote).startContainerd
	/go/src/github.com/docker/docker/libcontainerd/supervisor/remote_daemon.go:212 +0x2b7

goroutine 48 [select, 3550 minutes]:
github.com/docker/docker/vendor/google.golang.org/grpc.(*ccBalancerWrapper).watcher(0xc000140e40)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/balancer_conn_wrappers.go:69 +0xc4
created by github.com/docker/docker/vendor/google.golang.org/grpc.newCCBalancerWrapper
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/balancer_conn_wrappers.go:60 +0x16f

goroutine 49 [chan receive, 3550 minutes]:
github.com/docker/docker/vendor/google.golang.org/grpc.(*addrConn).resetTransport(0xc0001f22c0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/clientconn.go:1179 +0x6ec
created by github.com/docker/docker/vendor/google.golang.org/grpc.(*addrConn).connect
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/clientconn.go:815 +0x12a

goroutine 103 [IO wait, 71 minutes]:
internal/poll.runtime_pollWait(0x7f6f44326c60, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc0008fe518, 0x72, 0x8000, 0x8000, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc0008fe500, 0xc000902000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1d1
net.(*netFD).Read(0xc0008fe500, 0xc000902000, 0x8000, 0x8000, 0x0, 0x800000601, 0x0)
	/usr/local/go/src/net/fd_unix.go:202 +0x51
net.(*conn).Read(0xc00011e020, 0xc000902000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:184 +0x6a
bufio.(*Reader).Read(0xc00056c480, 0xc00090e038, 0x9, 0x9, 0xc0008e1de0, 0x4070ee, 0xc0008fa420)
	/usr/local/go/src/bufio/bufio.go:226 +0x26c
io.ReadAtLeast(0x3159480, 0xc00056c480, 0xc00090e038, 0x9, 0x9, 0x9, 0x45bfe0, 0xc0008fa420, 0xc0008e1e18)
	/usr/local/go/src/io/io.go:310 +0x89
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
github.com/docker/docker/vendor/golang.org/x/net/http2.readFrameHeader(0xc00090e038, 0x9, 0x9, 0x3159480, 0xc00056c480, 0x0, 0xc000000000, 0x10000000040ed1a, 0xc0001445b0)
	/go/src/github.com/docker/docker/vendor/golang.org/x/net/http2/frame.go:237 +0x89
github.com/docker/docker/vendor/golang.org/x/net/http2.(*Framer).ReadFrame(0xc00090e000, 0xc00404e480, 0xc00404e480, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/golang.org/x/net/http2/frame.go:492 +0xa3
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*http2Client).reader(0xc0001b4380)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:1265 +0x185
created by github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:300 +0xd25

goroutine 104 [select, 71 minutes]:
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*controlBuffer).get(0xc0001445a0, 0x1, 0x0, 0x0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:395 +0x124
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*loopyWriter).run(0xc00056c600, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:513 +0x1e5
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client.func3(0xc0001b4380)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:346 +0x7d
created by github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:344 +0xedd

goroutine 115 [chan receive, 855 minutes]:
github.com/docker/docker/pkg/signal.Trap.func1(0xc00056c960, 0x315c480, 0xc00013fe30, 0xc000aa05e0)
	/go/src/github.com/docker/docker/pkg/signal/trap.go:38 +0x5d
created by github.com/docker/docker/pkg/signal.Trap
	/go/src/github.com/docker/docker/pkg/signal/trap.go:36 +0x11d

goroutine 81 [select, 3550 minutes]:
github.com/docker/docker/vendor/google.golang.org/grpc.(*ccBalancerWrapper).watcher(0xc0004463c0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/balancer_conn_wrappers.go:69 +0xc4
created by github.com/docker/docker/vendor/google.golang.org/grpc.newCCBalancerWrapper
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/balancer_conn_wrappers.go:60 +0x16f

goroutine 130 [chan receive, 3550 minutes]:
github.com/docker/docker/vendor/google.golang.org/grpc.(*addrConn).resetTransport(0xc00012b080)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/clientconn.go:1179 +0x6ec
created by github.com/docker/docker/vendor/google.golang.org/grpc.(*addrConn).connect
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/clientconn.go:815 +0x12a

goroutine 132 [IO wait, 1 minutes]:
internal/poll.runtime_pollWait(0x7f6f44326ac0, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc000156498, 0x72, 0x8000, 0x8000, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc000156480, 0xc00096e000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1d1
net.(*netFD).Read(0xc000156480, 0xc00096e000, 0x8000, 0x8000, 0x0, 0x800010601, 0x0)
	/usr/local/go/src/net/fd_unix.go:202 +0x51
net.(*conn).Read(0xc0006806b0, 0xc00096e000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:184 +0x6a
bufio.(*Reader).Read(0xc0001d92c0, 0xc00096a118, 0x9, 0x9, 0xc0000bb180, 0x7f6f48737d98, 0x0)
	/usr/local/go/src/bufio/bufio.go:226 +0x26c
io.ReadAtLeast(0x3159480, 0xc0001d92c0, 0xc00096a118, 0x9, 0x9, 0x9, 0xb36af7, 0xc00ac66bec, 0xc0008d6de8)
	/usr/local/go/src/io/io.go:310 +0x89
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
github.com/docker/docker/vendor/golang.org/x/net/http2.readFrameHeader(0xc00096a118, 0x9, 0x9, 0x3159480, 0xc0001d92c0, 0x0, 0xc0239ba900000000, 0xc1b8a24be94a, 0x45a58c0)
	/go/src/github.com/docker/docker/vendor/golang.org/x/net/http2/frame.go:237 +0x89
github.com/docker/docker/vendor/golang.org/x/net/http2.(*Framer).ReadFrame(0xc00096a0e0, 0xc00ac66be0, 0xc00ac66be0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/golang.org/x/net/http2/frame.go:492 +0xa3
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*http2Client).reader(0xc00097a000)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:1265 +0x185
created by github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:300 +0xd25

goroutine 133 [select, 1 minutes]:
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*controlBuffer).get(0xc00024ec30, 0x1, 0x0, 0x0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:395 +0x124
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*loopyWriter).run(0xc0001d93e0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:513 +0x1e5
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client.func3(0xc00097a000)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:346 +0x7d
created by github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:344 +0xedd

goroutine 116 [select, 3550 minutes]:
github.com/docker/docker/vendor/google.golang.org/grpc.(*ccBalancerWrapper).watcher(0xc000141380)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/balancer_conn_wrappers.go:69 +0xc4
created by github.com/docker/docker/vendor/google.golang.org/grpc.newCCBalancerWrapper
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/balancer_conn_wrappers.go:60 +0x16f

goroutine 117 [chan receive, 3550 minutes]:
github.com/docker/docker/vendor/google.golang.org/grpc.(*addrConn).resetTransport(0xc0001f2580)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/clientconn.go:1179 +0x6ec
created by github.com/docker/docker/vendor/google.golang.org/grpc.(*addrConn).connect
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/clientconn.go:815 +0x12a

goroutine 119 [IO wait, 71 minutes]:
internal/poll.runtime_pollWait(0x7f6f443269f0, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc000848b98, 0x72, 0x8000, 0x8000, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc000848b80, 0xc00099c000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1d1
net.(*netFD).Read(0xc000848b80, 0xc00099c000, 0x8000, 0x8000, 0x0, 0x800000601, 0x0)
	/usr/local/go/src/net/fd_unix.go:202 +0x51
net.(*conn).Read(0xc000010200, 0xc00099c000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:184 +0x6a
bufio.(*Reader).Read(0xc0002021e0, 0xc0009d43b8, 0x9, 0x9, 0xc0008d7de0, 0x4070ee, 0xc00024d740)
	/usr/local/go/src/bufio/bufio.go:226 +0x26c
io.ReadAtLeast(0x3159480, 0xc0002021e0, 0xc0009d43b8, 0x9, 0x9, 0x9, 0x45bfe0, 0xc00024d740, 0xc0008d7e18)
	/usr/local/go/src/io/io.go:310 +0x89
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
github.com/docker/docker/vendor/golang.org/x/net/http2.readFrameHeader(0xc0009d43b8, 0x9, 0x9, 0x3159480, 0xc0002021e0, 0x0, 0xc000000000, 0x10000000040ed1a, 0xc0001f5640)
	/go/src/github.com/docker/docker/vendor/golang.org/x/net/http2/frame.go:237 +0x89
github.com/docker/docker/vendor/golang.org/x/net/http2.(*Framer).ReadFrame(0xc0009d4380, 0xc00404e4a0, 0xc00404e4a0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/golang.org/x/net/http2/frame.go:492 +0xa3
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*http2Client).reader(0xc00023c8c0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:1265 +0x185
created by github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:300 +0xd25

goroutine 120 [select, 71 minutes]:
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*controlBuffer).get(0xc0001f5630, 0x1, 0x0, 0x0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:395 +0x124
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*loopyWriter).run(0xc000202300, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:513 +0x1e5
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client.func3(0xc00023c8c0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:346 +0x7d
created by github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:344 +0xedd

goroutine 106 [select, 3550 minutes]:
github.com/docker/docker/libcontainerd/remote.(*client).processEventStream(0xc00092e2a0, 0x31bfec0, 0xc0000e1ec0, 0x204419d, 0xc)
	/go/src/github.com/docker/docker/libcontainerd/remote/client.go:782 +0x314
created by github.com/docker/docker/libcontainerd/remote.NewClient
	/go/src/github.com/docker/docker/libcontainerd/remote/client.go:70 +0x27f

goroutine 134 [select, 3550 minutes]:
github.com/docker/docker/vendor/google.golang.org/grpc.newClientStream.func5(0xc00074ae00, 0xc00048ea20, 0x31bff80, 0xc000978840)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/stream.go:319 +0xd9
created by github.com/docker/docker/vendor/google.golang.org/grpc.newClientStream
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/stream.go:318 +0x9a7

goroutine 135 [select, 3550 minutes]:
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*Stream).waitOnHeader(0xc00005c700)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/transport.go:318 +0xce
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*Stream).RecvCompress(...)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/transport.go:333
github.com/docker/docker/vendor/google.golang.org/grpc.(*csAttempt).recvMsg(0xc000156800, 0x3019dc0, 0xc0001d9800, 0x0, 0x20385ce, 0x7)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/stream.go:871 +0x755
github.com/docker/docker/vendor/google.golang.org/grpc.(*clientStream).RecvMsg.func1(0xc000156800, 0x203000, 0x203000)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/stream.go:736 +0x48
github.com/docker/docker/vendor/google.golang.org/grpc.(*clientStream).withRetry(0xc00048ea20, 0xc0000c5e48, 0xc0000c5e18, 0xc0002438c0, 0x48)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/stream.go:594 +0x9e
github.com/docker/docker/vendor/google.golang.org/grpc.(*clientStream).RecvMsg(0xc00048ea20, 0x3019dc0, 0xc0001d9800, 0x43084c, 0xc000202300)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/stream.go:735 +0x105
github.com/docker/docker/vendor/github.com/containerd/containerd/api/services/events/v1.(*eventsSubscribeClient).Recv(0xc00096c4f0, 0x0, 0xc00024d560, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/containerd/containerd/api/services/events/v1/events.pb.go:354 +0x64
github.com/docker/docker/vendor/github.com/containerd/containerd.(*eventRemote).Subscribe.func1(0xc0001d96e0, 0x31e09c0, 0xc00096c4f0, 0xc0000f9320, 0x31bfec0, 0xc000446700)
	/go/src/github.com/docker/docker/vendor/github.com/containerd/containerd/events.go:99 +0x8f
created by github.com/docker/docker/vendor/github.com/containerd/containerd.(*eventRemote).Subscribe
	/go/src/github.com/docker/docker/vendor/github.com/containerd/containerd/events.go:95 +0x1c6

goroutine 107 [sync.Cond.Wait, 3550 minutes]:
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:310
sync.runtime_notifyListWait(0xc00092a890, 0x0)
	/usr/local/go/src/runtime/sema.go:510 +0xfc
sync.(*Cond).Wait(0xc00092a880)
	/usr/local/go/src/sync/cond.go:56 +0x9f
github.com/docker/docker/daemon/stats.(*Collector).Run(0xc00092a840)
	/go/src/github.com/docker/docker/daemon/stats/collector.go:95 +0x4a
created by github.com/docker/docker/daemon.(*Daemon).newStatsCollector
	/go/src/github.com/docker/docker/daemon/stats_collector.go:24 +0x7f

goroutine 108 [chan receive, 5 minutes]:
github.com/docker/docker/daemon.(*Daemon).execCommandGC(0xc00000c1e0)
	/go/src/github.com/docker/docker/daemon/exec.go:309 +0x14b
created by github.com/docker/docker/daemon.NewDaemon
	/go/src/github.com/docker/docker/daemon/daemon.go:1140 +0x2aa9

goroutine 109 [select, 17 minutes]:
github.com/docker/docker/libcontainerd/remote.(*client).processEventStream(0xc00092e690, 0x31bfec0, 0xc0000e1ec0, 0x203480d, 0x4)
	/go/src/github.com/docker/docker/libcontainerd/remote/client.go:782 +0x314
created by github.com/docker/docker/libcontainerd/remote.NewClient
	/go/src/github.com/docker/docker/libcontainerd/remote/client.go:70 +0x27f

goroutine 110 [select]:
github.com/docker/docker/vendor/github.com/docker/libnetwork.(*controller).watchLoop(0xc000936100)
	/go/src/github.com/docker/docker/vendor/github.com/docker/libnetwork/store.go:430 +0xc8
created by github.com/docker/docker/vendor/github.com/docker/libnetwork.(*controller).startWatch
	/go/src/github.com/docker/docker/vendor/github.com/docker/libnetwork/store.go:447 +0xcf

goroutine 58 [select, 17 minutes]:
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*recvBufferReader).readClient(0xc000b9a000, 0xc00033e1b0, 0x5, 0x5, 0x60, 0x0, 0x3115bc8)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/transport.go:186 +0xd5
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*recvBufferReader).Read(0xc000b9a000, 0xc00033e1b0, 0x5, 0x5, 0xc000b71ef0, 0xc000b9c000, 0xc000b71990)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/transport.go:166 +0x197
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*transportReader).Read(0xc000b7e210, 0xc00033e1b0, 0x5, 0x5, 0xc02383e0e5, 0xc000b719b8, 0xb7a78e)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/transport.go:479 +0x57
io.ReadAtLeast(0x315d520, 0xc000b7e210, 0xc00033e1b0, 0x5, 0x5, 0x5, 0x0, 0x0, 0xc000b7a1e0)
	/usr/local/go/src/io/io.go:310 +0x89
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*Stream).Read(0xc000b98000, 0xc00033e1b0, 0x5, 0x5, 0x25, 0x2d63100, 0x3019dc0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/transport.go:463 +0xcf
github.com/docker/docker/vendor/google.golang.org/grpc.(*parser).recvMsg(0xc00033e1a0, 0x1000000, 0xc0089940c0, 0xc02383e0a0, 0x99, 0x99, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/rpc_util.go:508 +0x65
github.com/docker/docker/vendor/google.golang.org/grpc.recvAndDecompress(0xc00033e1a0, 0xc000b98000, 0x0, 0x0, 0x1000000, 0x0, 0x0, 0x0, 0xc02383e0a0, 0x99, ...)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/rpc_util.go:639 +0x4f
github.com/docker/docker/vendor/google.golang.org/grpc.recv(0xc00033e1a0, 0x7f6f444d4280, 0x45cb9e0, 0xc000b98000, 0x0, 0x0, 0x3019dc0, 0xc002d5b2c0, 0x1000000, 0x0, ...)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/rpc_util.go:707 +0x9d
github.com/docker/docker/vendor/google.golang.org/grpc.(*csAttempt).recvMsg(0xc000b8a000, 0x3019dc0, 0xc002d5b2c0, 0x0, 0xc000b71d38, 0x45ee00)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/stream.go:885 +0xef
github.com/docker/docker/vendor/google.golang.org/grpc.(*clientStream).RecvMsg.func1(0xc000b8a000, 0x203000, 0x203000)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/stream.go:736 +0x48
github.com/docker/docker/vendor/google.golang.org/grpc.(*clientStream).withRetry(0xc000b88000, 0xc000b71e48, 0xc000b71e18, 0x0, 0x48)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/stream.go:590 +0x362
github.com/docker/docker/vendor/google.golang.org/grpc.(*clientStream).RecvMsg(0xc000b88000, 0x3019dc0, 0xc002d5b2c0, 0xc000b71eec, 0x2)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/stream.go:735 +0x105
github.com/docker/docker/vendor/github.com/containerd/containerd/api/services/events/v1.(*eventsSubscribeClient).Recv(0xc000b740c0, 0xc000b71ee8, 0x2, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/containerd/containerd/api/services/events/v1/events.pb.go:354 +0x64
github.com/docker/docker/vendor/github.com/containerd/containerd.(*eventRemote).Subscribe.func1(0xc000b7c000, 0x31e09c0, 0xc000b740c0, 0xc000b7a000, 0x31bfec0, 0xc000b72000)
	/go/src/github.com/docker/docker/vendor/github.com/containerd/containerd/events.go:99 +0x8f
created by github.com/docker/docker/vendor/github.com/containerd/containerd.(*eventRemote).Subscribe
	/go/src/github.com/docker/docker/vendor/github.com/containerd/containerd/events.go:95 +0x1c6

goroutine 173 [select, 3550 minutes]:
github.com/docker/docker/vendor/github.com/docker/libnetwork/drivers/overlay.(*driver).peerOpRoutine(0xc000936200, 0x31bfec0, 0xc00092ba80, 0xc0008fb3e0)
	/go/src/github.com/docker/docker/vendor/github.com/docker/libnetwork/drivers/overlay/peerdb.go:279 +0x10c
created by github.com/docker/docker/vendor/github.com/docker/libnetwork/drivers/overlay.Init
	/go/src/github.com/docker/docker/vendor/github.com/docker/libnetwork/drivers/overlay/overlay.go:77 +0x17f

goroutine 174 [IO wait]:
internal/poll.runtime_pollWait(0x7f6f44326920, 0x72, 0x0)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc0008ff818, 0x72, 0x0, 0x0, 0x20390e1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Accept(0xc0008ff800, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:384 +0x1fa
net.(*netFD).accept(0xc0008ff800, 0xc0243dcce8, 0x0, 0x0)
	/usr/local/go/src/net/fd_unix.go:238 +0x44
net.(*UnixListener).accept(0xc000bfaab0, 0xc00107ff48, 0xc00107ff50, 0x18)
	/usr/local/go/src/net/unixsock_posix.go:162 +0x34
net.(*UnixListener).Accept(0xc000bfaab0, 0x3110468, 0x31ea740, 0xc0243dcce8, 0xc000936100)
	/usr/local/go/src/net/unixsock.go:260 +0x49
github.com/docker/docker/vendor/github.com/docker/libnetwork.(*controller).acceptClientConnections(0xc000936100, 0xc000bfe150, 0x2c, 0x31b0100, 0xc000bfaab0)
	/go/src/github.com/docker/docker/vendor/github.com/docker/libnetwork/sandbox_externalkey_unix.go:144 +0x3d
created by github.com/docker/docker/vendor/github.com/docker/libnetwork.(*controller).startExternalKeyListener
	/go/src/github.com/docker/docker/vendor/github.com/docker/libnetwork/sandbox_externalkey_unix.go:138 +0x339

goroutine 195 [chan receive, 3549 minutes]:
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*scheduler).loop.func2(0xc0002f8000)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/scheduler.go:76 +0x3e
created by github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*scheduler).loop
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/scheduler.go:75 +0x79

goroutine 123 [chan receive, 3549 minutes]:
main.(*DaemonCli).setupConfigReloadTrap.func1(0xc000e42de0, 0xc000a93320)
	/go/src/github.com/docker/docker/cmd/dockerd/daemon_unix.go:83 +0x57
created by main.(*DaemonCli).setupConfigReloadTrap
	/go/src/github.com/docker/docker/cmd/dockerd/daemon_unix.go:82 +0xb7

goroutine 124 [chan receive, 3549 minutes]:
github.com/docker/docker/api/server.(*Server).serveAPI(0xc00045e5f0, 0x406bc5, 0xc000c79aa0)
	/go/src/github.com/docker/docker/api/server/server.go:94 +0x14c
github.com/docker/docker/api/server.(*Server).Wait(0xc00045e5f0, 0xc0009bc3c0)
	/go/src/github.com/docker/docker/api/server/server.go:199 +0x31
created by main.(*DaemonCli).start
	/go/src/github.com/docker/docker/cmd/dockerd/daemon.go:242 +0xbd6

goroutine 126 [IO wait, 3549 minutes]:
internal/poll.runtime_pollWait(0x7f6f44326e00, 0x72, 0x0)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc000846618, 0x72, 0x0, 0x0, 0x20390e1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Accept(0xc000846600, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:384 +0x1fa
net.(*netFD).accept(0xc000846600, 0xc000e0c000, 0x7f6f487398b8, 0x0)
	/usr/local/go/src/net/fd_unix.go:238 +0x44
net.(*UnixListener).accept(0xc000a93740, 0xc000985da0, 0x40ed1a, 0x30)
	/usr/local/go/src/net/unixsock_posix.go:162 +0x34
net.(*UnixListener).Accept(0xc000a93740, 0x2f22f80, 0xc000cc60f0, 0x2cf5dc0, 0x44fd140)
	/usr/local/go/src/net/unixsock.go:260 +0x49
net/http.(*Server).Serve(0xc00023a000, 0x31b0100, 0xc000a93740, 0x0, 0x0)
	/usr/local/go/src/net/http/server.go:2925 +0x282
github.com/docker/docker/api/server.(*HTTPServer).Serve(...)
	/go/src/github.com/docker/docker/api/server/server.go:112
github.com/docker/docker/api/server.(*Server).serveAPI.func1(0xc00056c1e0, 0xc0001119a0)
	/go/src/github.com/docker/docker/api/server/server.go:86 +0xd1
created by github.com/docker/docker/api/server.(*Server).serveAPI
	/go/src/github.com/docker/docker/api/server/server.go:83 +0x8d

goroutine 127 [IO wait]:
internal/poll.runtime_pollWait(0x7f6f44326d30, 0x72, 0x0)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc000846818, 0x72, 0x0, 0x0, 0x20390e1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Accept(0xc000846800, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:384 +0x1fa
net.(*netFD).accept(0xc000846800, 0xc0008d8da0, 0x859996, 0xc00023a180)
	/usr/local/go/src/net/fd_unix.go:238 +0x44
net.(*TCPListener).accept(0xc000111a40, 0x60adf733, 0xc0008d8da0, 0x4cbee8)
	/usr/local/go/src/net/tcpsock_posix.go:139 +0x34
net.(*TCPListener).Accept(0xc000111a40, 0xc0008d8df0, 0x18, 0xc0006c1800, 0x858eb6)
	/usr/local/go/src/net/tcpsock.go:261 +0x49
net/http.(*Server).Serve(0xc00023a0e0, 0x31b00c0, 0xc000111a40, 0x0, 0x0)
	/usr/local/go/src/net/http/server.go:2925 +0x282
github.com/docker/docker/api/server.(*HTTPServer).Serve(...)
	/go/src/github.com/docker/docker/api/server/server.go:112
github.com/docker/docker/api/server.(*Server).serveAPI.func1(0xc00056c1e0, 0xc000111b20)
	/go/src/github.com/docker/docker/api/server/server.go:86 +0xd1
created by github.com/docker/docker/api/server.(*Server).serveAPI
	/go/src/github.com/docker/docker/api/server/server.go:83 +0x8d

goroutine 2342219 [sleep]:
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:310
time.Sleep(0x2540be400)
	/usr/local/go/src/runtime/time.go:105 +0x15d
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*Job).Discard.func1(0xc0094b8f80)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/jobs.go:532 +0x36
created by github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*Job).Discard
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/jobs.go:530 +0x3b3

goroutine 226 [sync.Cond.Wait]:
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:310
sync.runtime_notifyListWait(0xc00092a390, 0xc000001daa)
	/usr/local/go/src/runtime/sema.go:510 +0xfc
sync.(*Cond).Wait(0xc00092a380)
	/usr/local/go/src/sync/cond.go:56 +0x9f
github.com/docker/docker/vendor/github.com/moby/buildkit/util/cond.(*StatefulCond).Wait(0xc000e3a810)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/cond/cond.go:28 +0xb1
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*scheduler).loop(0xc0002f8000)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/scheduler.go:101 +0x18c
created by github.com/docker/docker/vendor/github.com/moby/buildkit/solver.newScheduler
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/scheduler.go:35 +0x1ad

goroutine 228 [select, 3549 minutes]:
github.com/docker/docker/daemon.(*Daemon).ProcessClusterNotifications(0xc00000c1e0, 0x31bfec0, 0xc0000e1ec0, 0xc000203200)
	/go/src/github.com/docker/docker/daemon/events.go:126 +0xe7
created by main.(*DaemonCli).start
	/go/src/github.com/docker/docker/cmd/dockerd/daemon.go:234 +0xb71

goroutine 2331335 [IO wait]:
internal/poll.runtime_pollWait(0x7f6f44342340, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc003289818, 0x72, 0xf00, 0xf1a, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc003289800, 0xc009b38000, 0xf1a, 0xf1a, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1d1
net.(*netFD).Read(0xc003289800, 0xc009b38000, 0xf1a, 0xf1a, 0x203000, 0x7f6f10227100, 0x20300200000000)
	/usr/local/go/src/net/fd_unix.go:202 +0x51
net.(*conn).Read(0xc024bd6e20, 0xc009b38000, 0xf1a, 0xf1a, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:184 +0x6a
crypto/tls.(*atLeastReader).Read(0xc003906ac0, 0xc009b38000, 0xf1a, 0xf1a, 0x54429a, 0x203001, 0xc000b6c8a0)
	/usr/local/go/src/crypto/tls/conn.go:780 +0x62
bytes.(*Buffer).ReadFrom(0xc006286958, 0x31596e0, 0xc003906ac0, 0x40c417, 0x2d69500, 0x3073620)
	/usr/local/go/src/bytes/buffer.go:204 +0xb6
crypto/tls.(*Conn).readFromUntil(0xc006286700, 0x315d820, 0xc024bd6e20, 0x5, 0xc024bd6e20, 0x40e492)
	/usr/local/go/src/crypto/tls/conn.go:802 +0xee
crypto/tls.(*Conn).readRecordOrCCS(0xc006286700, 0x0, 0x0, 0xc000b6cdd0)
	/usr/local/go/src/crypto/tls/conn.go:609 +0x126
crypto/tls.(*Conn).readRecord(...)
	/usr/local/go/src/crypto/tls/conn.go:577
crypto/tls.(*Conn).Read(0xc006286700, 0xc00a348000, 0x1000, 0x1000, 0x0, 0x0, 0x0)
	/usr/local/go/src/crypto/tls/conn.go:1255 +0x163
net/http.(*persistConn).Read(0xc00113bc20, 0xc00a348000, 0x1000, 0x1000, 0xc000b6ced8, 0x45f740, 0xc000b6ced8)
	/usr/local/go/src/net/http/transport.go:1758 +0x77
bufio.(*Reader).fill(0xc023f2f740)
	/usr/local/go/src/bufio/bufio.go:100 +0x105
bufio.(*Reader).Peek(0xc023f2f740, 0x1, 0x2, 0x0, 0x0, 0xc01d632300, 0x0)
	/usr/local/go/src/bufio/bufio.go:138 +0x51
net/http.(*persistConn).readLoop(0xc00113bc20)
	/usr/local/go/src/net/http/transport.go:1911 +0x1d8
created by net/http.(*Transport).dialConn
	/usr/local/go/src/net/http/transport.go:1580 +0xb0f

goroutine 382 [select, 1 minutes]:
github.com/docker/docker/vendor/github.com/docker/libnetwork/osl.removeUnusedPaths()
	/go/src/github.com/docker/docker/vendor/github.com/docker/libnetwork/osl/namespace_linux.go:105 +0x2dd
created by github.com/docker/docker/vendor/github.com/docker/libnetwork/osl.createBasePath
	/go/src/github.com/docker/docker/vendor/github.com/docker/libnetwork/osl/namespace_linux.go:90 +0xbd

goroutine 2330503 [IO wait]:
internal/poll.runtime_pollWait(0x7f6e34e372a8, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc0094b8918, 0x72, 0x8000, 0x8000, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc0094b8900, 0xc004bb2000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1d1
net.(*netFD).Read(0xc0094b8900, 0xc004bb2000, 0x8000, 0x8000, 0x0, 0x800010601, 0x0)
	/usr/local/go/src/net/fd_unix.go:202 +0x51
net.(*conn).Read(0xc020ad8118, 0xc004bb2000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:184 +0x6a
bufio.(*Reader).Read(0xc01aeb6900, 0xc029f9dc38, 0x9, 0x9, 0xc000dc2000, 0x7f6f48739f80, 0x0)
	/usr/local/go/src/bufio/bufio.go:226 +0x26c
io.ReadAtLeast(0x3159480, 0xc01aeb6900, 0xc029f9dc38, 0x9, 0x9, 0x9, 0xb36af7, 0xc027a6d26c, 0xc003d41de8)
	/usr/local/go/src/io/io.go:310 +0x89
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
github.com/docker/docker/vendor/golang.org/x/net/http2.readFrameHeader(0xc029f9dc38, 0x9, 0x9, 0x3159480, 0xc01aeb6900, 0x0, 0xc0239bac00000000, 0xc1bbaf6dfe21, 0x45a58c0)
	/go/src/github.com/docker/docker/vendor/golang.org/x/net/http2/frame.go:237 +0x89
github.com/docker/docker/vendor/golang.org/x/net/http2.(*Framer).ReadFrame(0xc029f9dc00, 0xc027a6d260, 0xc027a6d260, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/golang.org/x/net/http2/frame.go:492 +0xa3
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*http2Client).reader(0xc0047c8700)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:1265 +0x185
created by github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:300 +0xd25

goroutine 2329596 [IO wait]:
internal/poll.runtime_pollWait(0x7f6f44326850, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc0094b8598, 0x72, 0x0, 0x1, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc0094b8580, 0xc004133631, 0x1, 0x1, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1d1
net.(*netFD).Read(0xc0094b8580, 0xc004133631, 0x1, 0x1, 0xc01b1be6c0, 0x58da40, 0x0)
	/usr/local/go/src/net/fd_unix.go:202 +0x51
net.(*conn).Read(0xc020ad8110, 0xc004133631, 0x1, 0x1, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:184 +0x6a
net/http.(*connReader).backgroundRead(0xc004133620)
	/usr/local/go/src/net/http/server.go:688 +0x5a
created by net/http.(*connReader).startBackgroundRead
	/usr/local/go/src/net/http/server.go:684 +0xd6

goroutine 2330807 [sync.Cond.Wait]:
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:310
sync.runtime_notifyListWait(0xc01b0ec590, 0xc000000037)
	/usr/local/go/src/runtime/sema.go:510 +0xfc
sync.(*Cond).Wait(0xc01b0ec580)
	/usr/local/go/src/sync/cond.go:56 +0x9f
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*progressReader).Read(0xc003d9db90, 0x31bff00, 0xc00011a018, 0x0, 0x0, 0x0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:132 +0x130
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*MultiReader).handle(0xc003d9dc80, 0xc004133a40, 0xc003d9dc80)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/multireader.go:56 +0x11f
created by github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*MultiReader).Reader
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/multireader.go:47 +0x222

goroutine 2330871 [IO wait]:
internal/poll.runtime_pollWait(0x7f6e34e37038, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc003288a18, 0x72, 0x8000, 0x8000, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc003288a00, 0xc005c34000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1d1
net.(*netFD).Read(0xc003288a00, 0xc005c34000, 0x8000, 0x8000, 0xc000000000, 0x800010601, 0x0)
	/usr/local/go/src/net/fd_unix.go:202 +0x51
net.(*conn).Read(0xc024bd62a0, 0xc005c34000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:184 +0x6a
bufio.(*Reader).Read(0xc01b48a000, 0xc006897998, 0x9, 0x9, 0xc0006e0000, 0x7f6f48739f80, 0x0)
	/usr/local/go/src/bufio/bufio.go:226 +0x26c
io.ReadAtLeast(0x3159480, 0xc01b48a000, 0xc006897998, 0x9, 0x9, 0x9, 0xb36af7, 0xc027a6d28c, 0xc00483ade8)
	/usr/local/go/src/io/io.go:310 +0x89
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
github.com/docker/docker/vendor/golang.org/x/net/http2.readFrameHeader(0xc006897998, 0x9, 0x9, 0x3159480, 0xc01b48a000, 0x0, 0xc0239bac00000000, 0xc1bbb0e83117, 0x45a58c0)
	/go/src/github.com/docker/docker/vendor/golang.org/x/net/http2/frame.go:237 +0x89
github.com/docker/docker/vendor/golang.org/x/net/http2.(*Framer).ReadFrame(0xc006897960, 0xc027a6d280, 0xc027a6d280, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/golang.org/x/net/http2/frame.go:492 +0xa3
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*http2Client).reader(0xc003f29180)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:1265 +0x185
created by github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:300 +0xd25

goroutine 2330704 [semacquire]:
sync.runtime_Semacquire(0xc003d9da50)
	/usr/local/go/src/runtime/sema.go:56 +0x44
sync.(*WaitGroup).Wait(0xc003d9da48)
	/usr/local/go/src/sync/waitgroup.go:130 +0x66
github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Wait(0xc003d9da40, 0xc01107c600, 0xc01ed1c540)
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:40 +0x33
github.com/docker/docker/builder/builder-next.(*Builder).Build(0xc000bc4300, 0x31bfec0, 0xc01b0ec080, 0x31978c0, 0x45cb9e0, 0x31599a0, 0xc01107c4c0, 0x315a240, 0xc01107c4e0, 0x315a240, ...)
	/go/src/github.com/docker/docker/builder/builder-next/builder.go:414 +0xe6d
github.com/docker/docker/api/server/backend/build.(*Backend).Build(0xc000e3a870, 0x31bff80, 0xc003d9d740, 0x31978c0, 0x45cb9e0, 0x31599a0, 0xc01107c4c0, 0x315a240, 0xc01107c4e0, 0x315a240, ...)
	/go/src/github.com/docker/docker/api/server/backend/build/backend.go:64 +0x141
github.com/docker/docker/api/server/router/build.(*buildRouter).postBuild(0xc00092a680, 0x31bff80, 0xc003d9d740, 0x31b0380, 0xc003254620, 0xc003e4c400, 0xc003d9d680, 0x0, 0x0)
	/go/src/github.com/docker/docker/api/server/router/build/build_routes.go:282 +0x731
github.com/docker/docker/api/server/middleware.ExperimentalMiddleware.WrapHandler.func1(0x31bff80, 0xc003d9d740, 0x31b0380, 0xc003254620, 0xc003e4c400, 0xc003d9d680, 0x31bff80, 0xc003d9d740)
	/go/src/github.com/docker/docker/api/server/middleware/experimental.go:26 +0x177
github.com/docker/docker/api/server/middleware.VersionMiddleware.WrapHandler.func1(0x31bff80, 0xc003d9d710, 0x31b0380, 0xc003254620, 0xc003e4c400, 0xc003d9d680, 0x203004, 0x203004)
	/go/src/github.com/docker/docker/api/server/middleware/version.go:62 +0x5fb
github.com/docker/docker/pkg/authorization.(*Middleware).WrapHandler.func1(0x31bff80, 0xc003d9d710, 0x31b0380, 0xc003254620, 0xc003e4c400, 0xc003d9d680, 0x31bff80, 0xc003d9d710)
	/go/src/github.com/docker/docker/pkg/authorization/middleware.go:59 +0x826
github.com/docker/docker/api/server.(*Server).makeHTTPHandler.func1(0x31b0380, 0xc003254620, 0xc003e4c300)
	/go/src/github.com/docker/docker/api/server/server.go:141 +0x241
net/http.HandlerFunc.ServeHTTP(0xc000eab580, 0x31b0380, 0xc003254620, 0xc003e4c300)
	/usr/local/go/src/net/http/server.go:2036 +0x46
github.com/docker/docker/vendor/github.com/gorilla/mux.(*Router).ServeHTTP(0xc00088c240, 0x31b0380, 0xc003254620, 0xc003e84600)
	/go/src/github.com/docker/docker/vendor/github.com/gorilla/mux/mux.go:210 +0xe4
net/http.serverHandler.ServeHTTP(0xc00023a0e0, 0x31b0380, 0xc003254620, 0xc003e84600)
	/usr/local/go/src/net/http/server.go:2831 +0xa6
net/http.(*conn).serve(0xc00820d180, 0x31bfec0, 0xc01b1b2e80)
	/usr/local/go/src/net/http/server.go:1919 +0x877
created by net/http.(*Server).Serve
	/usr/local/go/src/net/http/server.go:2957 +0x386

goroutine 2330857 [chan receive]:
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.pipe.func1(0x31bfec0, 0xc01ae99540, 0xc004ba0b40)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:172 +0x4e
created by github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.pipe
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:171 +0x131

goroutine 2329598 [semacquire]:
sync.runtime_Semacquire(0xc0041338a0)
	/usr/local/go/src/runtime/sema.go:56 +0x44
sync.(*WaitGroup).Wait(0xc004133898)
	/usr/local/go/src/sync/waitgroup.go:130 +0x66
github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Wait(0xc004133890, 0xc00b963780, 0x31bfec0)
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:40 +0x33
github.com/docker/docker/vendor/github.com/moby/buildkit/control.(*Controller).Status(0xc000836360, 0xc004133860, 0x31e0240, 0xc00b963760, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/control/control.go:362 +0x1a5
github.com/docker/docker/builder/builder-next.(*Builder).Build.func3(0x0, 0x0)
	/go/src/github.com/docker/docker/builder/builder-next/builder.go:398 +0x14b
github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go.func1(0xc003d9da40, 0xc003d9da70)
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:57 +0x66
created by github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:54 +0x68

goroutine 2347995 [select]:
net/http.(*persistConn).writeLoop(0xc02bcfd680)
	/usr/local/go/src/net/http/transport.go:2210 +0x125
created by net/http.(*Transport).dialConn
	/usr/local/go/src/net/http/transport.go:1581 +0xb34

goroutine 2323729 [select, 1 minutes]:
net/http.(*persistConn).writeLoop(0xc0068efe60)
	/usr/local/go/src/net/http/transport.go:2210 +0x125
created by net/http.(*Transport).dialConn
	/usr/local/go/src/net/http/transport.go:1581 +0xb34

goroutine 2330504 [select]:
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*controlBuffer).get(0xc00adceaf0, 0x1, 0x0, 0x0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:395 +0x124
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*loopyWriter).run(0xc01aeb6a20, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:513 +0x1e5
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client.func3(0xc0047c8700)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:346 +0x7d
created by github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:344 +0xedd

goroutine 2330803 [chan receive]:
github.com/docker/docker/vendor/github.com/moby/buildkit/control.(*Controller).Status.func2(0xc001ce9768, 0xc0040a2ae0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/control/control.go:304 +0x7ed
github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go.func1(0xc004133890, 0xc00b963780)
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:57 +0x66
created by github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:54 +0x68

goroutine 2330813 [chan receive]:
github.com/docker/docker/vendor/google.golang.org/grpc.(*addrConn).resetTransport(0xc0040682c0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/clientconn.go:1179 +0x6ec
created by github.com/docker/docker/vendor/google.golang.org/grpc.(*addrConn).connect
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/clientconn.go:815 +0x12a

goroutine 2330814 [select]:
github.com/docker/docker/vendor/github.com/moby/buildkit/session.monitorHealth(0x31bfec0, 0xc01afa4d00, 0xc004198a80, 0xc00a47f8c0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/session/grpc.go:87 +0x1cd
created by github.com/docker/docker/vendor/github.com/moby/buildkit/session.grpcClientConn
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/session/grpc.go:73 +0x335

goroutine 2323628 [select]:
net/http.(*persistConn).writeLoop(0xc006490fc0)
	/usr/local/go/src/net/http/transport.go:2210 +0x125
created by net/http.(*Transport).dialConn
	/usr/local/go/src/net/http/transport.go:1581 +0xb34

goroutine 2330886 [chan receive]:
github.com/docker/docker/builder/builder-next.(*Builder).Build.func4(0xc000bb3f68, 0x0)
	/go/src/github.com/docker/docker/builder/builder-next/builder.go:402 +0x58
github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go.func1(0xc004a98e70, 0xc01107d760)
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:57 +0x66
created by github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:54 +0x68

goroutine 2323711 [select, 1 minutes]:
net/http.(*persistConn).writeLoop(0xc004a0cc60)
	/usr/local/go/src/net/http/transport.go:2210 +0x125
created by net/http.(*Transport).dialConn
	/usr/local/go/src/net/http/transport.go:1581 +0xb34

goroutine 2331336 [select]:
net/http.(*persistConn).writeLoop(0xc00113bc20)
	/usr/local/go/src/net/http/transport.go:2210 +0x125
created by net/http.(*Transport).dialConn
	/usr/local/go/src/net/http/transport.go:1581 +0xb34

goroutine 2330885 [semacquire]:
sync.runtime_Semacquire(0xc004a98f10)
	/usr/local/go/src/runtime/sema.go:56 +0x44
sync.(*WaitGroup).Wait(0xc004a98f08)
	/usr/local/go/src/sync/waitgroup.go:130 +0x66
github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Wait(0xc004a98f00, 0xc01107d840, 0x31bfec0)
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:40 +0x33
github.com/docker/docker/vendor/github.com/moby/buildkit/control.(*Controller).Status(0xc000836360, 0xc004a98ed0, 0x31e0240, 0xc01107d800, 0x0, 0xc02a71f788)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/control/control.go:362 +0x1a5
github.com/docker/docker/builder/builder-next.(*Builder).Build.func3(0x0, 0x0)
	/go/src/github.com/docker/docker/builder/builder-next/builder.go:398 +0x14b
github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go.func1(0xc004a98e70, 0xc004a98ea0)
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:57 +0x66
created by github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:54 +0x68

goroutine 2330812 [select]:
github.com/docker/docker/vendor/google.golang.org/grpc.(*ccBalancerWrapper).watcher(0xc01afa4a80)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/balancer_conn_wrappers.go:69 +0xc4
created by github.com/docker/docker/vendor/google.golang.org/grpc.newCCBalancerWrapper
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/balancer_conn_wrappers.go:60 +0x16f

goroutine 2347769 [sleep]:
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:310
time.Sleep(0x2540be400)
	/usr/local/go/src/runtime/time.go:105 +0x15d
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*Job).Discard.func1(0xc00924d980)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/jobs.go:532 +0x36
created by github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*Job).Discard
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/jobs.go:530 +0x3b3

goroutine 2330806 [select]:
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*MultiReader).Reader.func1(0x31bff80, 0xc004133a40, 0xc003d9dc80, 0xc00b9638a0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/multireader.go:37 +0xc3
created by github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*MultiReader).Reader
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/multireader.go:36 +0x1c4

goroutine 2329600 [chan receive]:
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.pipe.func1(0x31bfec0, 0xc01b0ec500, 0xc003d9db90)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:172 +0x4e
created by github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.pipe
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:171 +0x131

goroutine 2330859 [sync.Cond.Wait]:
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:310
sync.runtime_notifyListWait(0xc01ae44750, 0xc000000038)
	/usr/local/go/src/runtime/sema.go:510 +0xfc
sync.(*Cond).Wait(0xc01ae44740)
	/usr/local/go/src/sync/cond.go:56 +0x9f
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*progressReader).Read(0xc004b7ca80, 0x31bff00, 0xc00011a018, 0x0, 0x0, 0x0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:132 +0x130
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*MultiReader).handle(0xc004b7cb70, 0xc004ba0bd0, 0xc004b7cb70)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/multireader.go:56 +0x11f
created by github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*MultiReader).Reader
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/multireader.go:47 +0x222

goroutine 2347928 [select]:
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*progressReader).Read.func1(0xc00d288d20, 0x31bfec0, 0xc01b1b36c0, 0xc0041339b0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:106 +0xb9
created by github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*progressReader).Read
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:105 +0xf7

goroutine 2347880 [select]:
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*progressReader).Read.func1(0xc00d191020, 0x31bff00, 0xc00011a018, 0xc004b7ca80)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:106 +0xb9
created by github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*progressReader).Read
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:105 +0xf7

goroutine 2330888 [chan receive]:
github.com/docker/docker/vendor/github.com/moby/buildkit/control.(*Controller).Status.func2(0xc00176d768, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/control/control.go:304 +0x7ed
github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go.func1(0xc004a98f00, 0xc01107d840)
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:57 +0x66
created by github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:54 +0x68

goroutine 2330883 [IO wait]:
internal/poll.runtime_pollWait(0x7f6f4415e130, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc004d18918, 0x72, 0x0, 0x1, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc004d18900, 0xc003d79091, 0x1, 0x1, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1d1
net.(*netFD).Read(0xc004d18900, 0xc003d79091, 0x1, 0x1, 0xc00849f8b0, 0xc01c009100, 0xc02a71c7c0)
	/usr/local/go/src/net/fd_unix.go:202 +0x51
net.(*conn).Read(0xc02758c020, 0xc003d79091, 0x1, 0x1, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:184 +0x6a
net/http.(*connReader).backgroundRead(0xc003d79080)
	/usr/local/go/src/net/http/server.go:688 +0x5a
created by net/http.(*connReader).startBackgroundRead
	/usr/local/go/src/net/http/server.go:684 +0xd6

goroutine 2330869 [chan receive]:
github.com/docker/docker/vendor/google.golang.org/grpc.(*addrConn).resetTransport(0xc00217f080)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/clientconn.go:1179 +0x6ec
created by github.com/docker/docker/vendor/google.golang.org/grpc.(*addrConn).connect
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/clientconn.go:815 +0x12a

goroutine 2331358 [IO wait]:
internal/poll.runtime_pollWait(0x7f6f443266b0, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc003091818, 0x72, 0xf00, 0xf1a, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc003091800, 0xc0097f9000, 0xf1a, 0xf1a, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1d1
net.(*netFD).Read(0xc003091800, 0xc0097f9000, 0xf1a, 0xf1a, 0x203002, 0x0, 0xc00ad4d7e8)
	/usr/local/go/src/net/fd_unix.go:202 +0x51
net.(*conn).Read(0xc0181ad8a0, 0xc0097f9000, 0xf1a, 0xf1a, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:184 +0x6a
crypto/tls.(*atLeastReader).Read(0xc00a8b3040, 0xc0097f9000, 0xf1a, 0xf1a, 0x54429a, 0x203002, 0xc00ad4d8a0)
	/usr/local/go/src/crypto/tls/conn.go:780 +0x62
bytes.(*Buffer).ReadFrom(0xc009994258, 0x31596e0, 0xc00a8b3040, 0x40c417, 0x2d69500, 0x3073620)
	/usr/local/go/src/bytes/buffer.go:204 +0xb6
crypto/tls.(*Conn).readFromUntil(0xc009994000, 0x315d820, 0xc0181ad8a0, 0x5, 0xc0181ad8a0, 0x40e492)
	/usr/local/go/src/crypto/tls/conn.go:802 +0xee
crypto/tls.(*Conn).readRecordOrCCS(0xc009994000, 0x0, 0x0, 0xc00ad4ddd0)
	/usr/local/go/src/crypto/tls/conn.go:609 +0x126
crypto/tls.(*Conn).readRecord(...)
	/usr/local/go/src/crypto/tls/conn.go:577
crypto/tls.(*Conn).Read(0xc009994000, 0xc00a3c6000, 0x1000, 0x1000, 0x0, 0x0, 0x0)
	/usr/local/go/src/crypto/tls/conn.go:1255 +0x163
net/http.(*persistConn).Read(0xc0162bd9e0, 0xc00a3c6000, 0x1000, 0x1000, 0xc00ad4ded8, 0x45f740, 0xc00ad4ded8)
	/usr/local/go/src/net/http/transport.go:1758 +0x77
bufio.(*Reader).fill(0xc02409f260)
	/usr/local/go/src/bufio/bufio.go:100 +0x105
bufio.(*Reader).Peek(0xc02409f260, 0x1, 0x2, 0x0, 0x0, 0xc01d6f7000, 0x0)
	/usr/local/go/src/bufio/bufio.go:138 +0x51
net/http.(*persistConn).readLoop(0xc0162bd9e0)
	/usr/local/go/src/net/http/transport.go:1911 +0x1d8
created by net/http.(*Transport).dialConn
	/usr/local/go/src/net/http/transport.go:1580 +0xb0f

goroutine 2323710 [IO wait, 1 minutes]:
internal/poll.runtime_pollWait(0x7f6f44341e60, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc00dcff118, 0x72, 0xf00, 0xf1a, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc00dcff100, 0xc00200c000, 0xf1a, 0xf1a, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1d1
net.(*netFD).Read(0xc00dcff100, 0xc00200c000, 0xf1a, 0xf1a, 0x20300a, 0x2c0010000000000, 0x0)
	/usr/local/go/src/net/fd_unix.go:202 +0x51
net.(*conn).Read(0xc01495c538, 0xc00200c000, 0xf1a, 0xf1a, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:184 +0x6a
crypto/tls.(*atLeastReader).Read(0xc02ae56180, 0xc00200c000, 0xf1a, 0xf1a, 0x45ac618, 0x7f6ee80e26e0, 0xc00ad4a8a0)
	/usr/local/go/src/crypto/tls/conn.go:780 +0x62
bytes.(*Buffer).ReadFrom(0xc0130465d8, 0x31596e0, 0xc02ae56180, 0x40c417, 0x2d69500, 0x3073620)
	/usr/local/go/src/bytes/buffer.go:204 +0xb6
crypto/tls.(*Conn).readFromUntil(0xc013046380, 0x315d820, 0xc01495c538, 0x5, 0xc01495c538, 0x40e492)
	/usr/local/go/src/crypto/tls/conn.go:802 +0xee
crypto/tls.(*Conn).readRecordOrCCS(0xc013046380, 0x0, 0x0, 0xc00ad4add0)
	/usr/local/go/src/crypto/tls/conn.go:609 +0x126
crypto/tls.(*Conn).readRecord(...)
	/usr/local/go/src/crypto/tls/conn.go:577
crypto/tls.(*Conn).Read(0xc013046380, 0xc0020e4000, 0x1000, 0x1000, 0x0, 0x0, 0x0)
	/usr/local/go/src/crypto/tls/conn.go:1255 +0x163
net/http.(*persistConn).Read(0xc004a0cc60, 0xc0020e4000, 0x1000, 0x1000, 0xc00ad4aed8, 0x45f740, 0xc00ad4aed8)
	/usr/local/go/src/net/http/transport.go:1758 +0x77
bufio.(*Reader).fill(0xc0274c7e60)
	/usr/local/go/src/bufio/bufio.go:100 +0x105
bufio.(*Reader).Peek(0xc0274c7e60, 0x1, 0x2, 0x0, 0x0, 0xc029376a00, 0x0)
	/usr/local/go/src/bufio/bufio.go:138 +0x51
net/http.(*persistConn).readLoop(0xc004a0cc60)
	/usr/local/go/src/net/http/transport.go:1911 +0x1d8
created by net/http.(*Transport).dialConn
	/usr/local/go/src/net/http/transport.go:1580 +0xb0f

goroutine 2330858 [select]:
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*MultiReader).Reader.func1(0x31bff80, 0xc004ba0bd0, 0xc004b7cb70, 0xc01195bce0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/multireader.go:37 +0xc3
created by github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*MultiReader).Reader
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/multireader.go:36 +0x1c4

goroutine 2347770 [select]:
net/http.(*persistConn).roundTrip(0xc02bcfd680, 0xc00881ccc0, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/http/transport.go:2431 +0x772
net/http.(*Transport).roundTrip(0xc002c5f7c0, 0xc002f62d00, 0xc02ceacac8, 0xc00a0a1fe8, 0x0)
	/usr/local/go/src/net/http/transport.go:535 +0x9b8
net/http.(*Transport).RoundTrip(0xc002c5f7c0, 0xc002f62d00, 0xc002f62d00, 0x0, 0xc0006e0000)
	/usr/local/go/src/net/http/roundtrip.go:17 +0x37
github.com/docker/docker/vendor/github.com/docker/distribution/registry/client/transport.(*transport).RoundTrip(0xc00a0a1fc0, 0xc002f62c00, 0xc00a0a1fc0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/docker/distribution/registry/client/transport/transport.go:62 +0xfd
net/http.send(0xc002f62c00, 0x315ad40, 0xc00a0a1fc0, 0x0, 0x0, 0x0, 0xc001c9ba18, 0x203002, 0x1, 0x0)
	/usr/local/go/src/net/http/client.go:250 +0x445
net/http.(*Client).send(0xc0022d31a0, 0xc002f62c00, 0x0, 0x0, 0x0, 0xc001c9ba18, 0x0, 0x1, 0x30d82c0)
	/usr/local/go/src/net/http/client.go:174 +0xfc
net/http.(*Client).do(0xc0022d31a0, 0xc002f62c00, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/http/client.go:641 +0x3d0
net/http.(*Client).Do(...)
	/usr/local/go/src/net/http/client.go:509
net/http.(*Client).Post(0xc0022d31a0, 0xc00da835c0, 0x3c, 0x0, 0x0, 0x0, 0x0, 0x3c, 0x0, 0x0)
	/usr/local/go/src/net/http/client.go:769 +0x197
github.com/docker/docker/vendor/github.com/docker/distribution/registry/client.(*blobs).Create(0xc009d2bf40, 0x31bfec0, 0xc00a0a1b40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/docker/distribution/registry/client/repository.go:739 +0x19a
github.com/docker/docker/vendor/github.com/docker/distribution/registry/client.(*blobs).Put(0xc009d2bf40, 0x31bfec0, 0xc00a0a1b40, 0x20a73fc, 0x2e, 0xc036082a80, 0x4859, 0x4859, 0x0, 0x0, ...)
	/go/src/github.com/docker/docker/vendor/github.com/docker/distribution/registry/client/repository.go:674 +0x8f
github.com/docker/docker/vendor/github.com/docker/distribution/manifest/schema2.(*builder).Build(0xc01984ad70, 0x31bfec0, 0xc00a0a1b40, 0x0, 0x0, 0x2ee3480, 0xc0084c4201)
	/go/src/github.com/docker/docker/vendor/github.com/docker/distribution/manifest/schema2/builder.go:65 +0x2ac
github.com/docker/docker/distribution.manifestFromBuilder(0x31bfec0, 0xc00a0a1b40, 0x31a3a80, 0xc01984ad70, 0xc002f62700, 0xe, 0x10, 0xc00dcfa0c0, 0x0, 0x0, ...)
	/go/src/github.com/docker/docker/distribution/push_v2.go:260 +0xf4
github.com/docker/docker/distribution.(*v2Pusher).pushV2Tag(0xc012988500, 0x31bfec0, 0xc00a0a1b40, 0x31b1080, 0xc001f21f60, 0xc01d75a2d0, 0x47, 0x0, 0x0)
	/go/src/github.com/docker/docker/distribution/push_v2.go:173 +0xd2b
github.com/docker/docker/distribution.(*v2Pusher).pushV2Repository(0xc012988500, 0x31bfec0, 0xc00a0a1b40, 0x0, 0xc012988380)
	/go/src/github.com/docker/docker/distribution/push_v2.go:91 +0x1f2
github.com/docker/docker/distribution.(*v2Pusher).Push(0xc012988500, 0x31bfec0, 0xc00a0a1b40, 0xc012988380, 0x2)
	/go/src/github.com/docker/docker/distribution/push_v2.go:72 +0x264
github.com/docker/docker/distribution.Push(0x31bfec0, 0xc00a0a1b40, 0x31969c0, 0xc001f21f60, 0xc00305d2c0, 0xc00dcfa0c0, 0xc021be4cc0)
	/go/src/github.com/docker/docker/distribution/push.go:110 +0x619
github.com/docker/docker/daemon/images.(*ImageService).PushImage(0xc000b66000, 0x31bfec0, 0xc00a0a1b40, 0xc02a62bf93, 0x22, 0xc02a62bfbf, 0x1a, 0xc0169df050, 0xc0008931f0, 0x315a160, ...)
	/go/src/github.com/docker/docker/daemon/images/image_push.go:61 +0x3c7
github.com/docker/docker/api/server/router/image.(*imageRouter).postImagesPush(0xc000e3b320, 0x31bff80, 0xc0169df020, 0x31b0380, 0xc002f07500, 0xc002f62100, 0xc0169def60, 0x0, 0x0)
	/go/src/github.com/docker/docker/api/server/router/image/image_routes.go:135 +0x742
github.com/docker/docker/api/server/middleware.ExperimentalMiddleware.WrapHandler.func1(0x31bff80, 0xc0169df020, 0x31b0380, 0xc002f07500, 0xc002f62100, 0xc0169def60, 0x31bff80, 0xc0169df020)
	/go/src/github.com/docker/docker/api/server/middleware/experimental.go:26 +0x177
github.com/docker/docker/api/server/middleware.VersionMiddleware.WrapHandler.func1(0x31bff80, 0xc0169deff0, 0x31b0380, 0xc002f07500, 0xc002f62100, 0xc0169def60, 0x203000, 0x203000)
	/go/src/github.com/docker/docker/api/server/middleware/version.go:62 +0x5fb
github.com/docker/docker/pkg/authorization.(*Middleware).WrapHandler.func1(0x31bff80, 0xc0169deff0, 0x31b0380, 0xc002f07500, 0xc002f62100, 0xc0169def60, 0x31bff80, 0xc0169deff0)
	/go/src/github.com/docker/docker/pkg/authorization/middleware.go:59 +0x826
github.com/docker/docker/api/server.(*Server).makeHTTPHandler.func1(0x31b0380, 0xc002f07500, 0xc002f62000)
	/go/src/github.com/docker/docker/api/server/server.go:141 +0x241
net/http.HandlerFunc.ServeHTTP(0xc000e614a0, 0x31b0380, 0xc002f07500, 0xc002f62000)
	/usr/local/go/src/net/http/server.go:2036 +0x46
github.com/docker/docker/vendor/github.com/gorilla/mux.(*Router).ServeHTTP(0xc00088c240, 0x31b0380, 0xc002f07500, 0xc00c609e00)
	/go/src/github.com/docker/docker/vendor/github.com/gorilla/mux/mux.go:210 +0xe4
net/http.serverHandler.ServeHTTP(0xc00023a0e0, 0x31b0380, 0xc002f07500, 0xc00c609e00)
	/usr/local/go/src/net/http/server.go:2831 +0xa6
net/http.(*conn).serve(0xc00305d220, 0x31bfec0, 0xc00a0a1980)
	/usr/local/go/src/net/http/server.go:1919 +0x877
created by net/http.(*Server).Serve
	/usr/local/go/src/net/http/server.go:2957 +0x386

goroutine 2329601 [chan receive]:
github.com/docker/docker/vendor/github.com/moby/buildkit/session.(*Manager).handleConn(0xc00000f500, 0x31bfec0, 0xc01ac8e480, 0x31ea680, 0xc024bd62a0, 0xc004a98840, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/session/manager.go:144 +0x4c4
github.com/docker/docker/vendor/github.com/moby/buildkit/session.(*Manager).HandleHTTPRequest(0xc00000f500, 0x31bff80, 0xc004a989c0, 0x31b0380, 0xc003254700, 0xc003e4c900, 0xc000dcc700, 0x415434)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/session/manager.go:91 +0x7cf
github.com/docker/docker/api/server/router/session.(*sessionRouter).startSession(0xc000e3b8f0, 0x31bff80, 0xc004a989c0, 0x31b0380, 0xc003254700, 0xc003e4c900, 0xc004a98900, 0xc000dcc701, 0xc009cec160)
	/go/src/github.com/docker/docker/api/server/router/session/session_routes.go:11 +0x6b
github.com/docker/docker/api/server/middleware.ExperimentalMiddleware.WrapHandler.func1(0x31bff80, 0xc004a989c0, 0x31b0380, 0xc003254700, 0xc003e4c900, 0xc004a98900, 0x31bff80, 0xc004a989c0)
	/go/src/github.com/docker/docker/api/server/middleware/experimental.go:26 +0x177
github.com/docker/docker/api/server/middleware.VersionMiddleware.WrapHandler.func1(0x31bff80, 0xc004a98990, 0x31b0380, 0xc003254700, 0xc003e4c900, 0xc004a98900, 0x203004, 0x203004)
	/go/src/github.com/docker/docker/api/server/middleware/version.go:62 +0x5fb
github.com/docker/docker/pkg/authorization.(*Middleware).WrapHandler.func1(0x31bff80, 0xc004a98990, 0x31b0380, 0xc003254700, 0xc003e4c900, 0xc004a98900, 0x31bff80, 0xc004a98990)
	/go/src/github.com/docker/docker/pkg/authorization/middleware.go:59 +0x826
github.com/docker/docker/api/server.(*Server).makeHTTPHandler.func1(0x31b0380, 0xc003254700, 0xc003e4c800)
	/go/src/github.com/docker/docker/api/server/server.go:141 +0x241
net/http.HandlerFunc.ServeHTTP(0xc000eaba60, 0x31b0380, 0xc003254700, 0xc003e4c800)
	/usr/local/go/src/net/http/server.go:2036 +0x46
github.com/docker/docker/vendor/github.com/gorilla/mux.(*Router).ServeHTTP(0xc00088c240, 0x31b0380, 0xc003254700, 0xc003e4c500)
	/go/src/github.com/docker/docker/vendor/github.com/gorilla/mux/mux.go:210 +0xe4
net/http.serverHandler.ServeHTTP(0xc00023a0e0, 0x31b0380, 0xc003254700, 0xc003e4c500)
	/usr/local/go/src/net/http/server.go:2831 +0xa6
net/http.(*conn).serve(0xc00dc8f7c0, 0x31bfec0, 0xc01b0ed940)
	/usr/local/go/src/net/http/server.go:1919 +0x877
created by net/http.(*Server).Serve
	/usr/local/go/src/net/http/server.go:2957 +0x386

goroutine 2347977 [select]:
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*progressReader).Read.func1(0xc0098f8de0, 0x31bfec0, 0xc01ad69400, 0xc004ba0b40)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:106 +0xb9
created by github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*progressReader).Read
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:105 +0xf7

goroutine 2347994 [IO wait]:
internal/poll.runtime_pollWait(0x7f6f4415db80, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc0030f5918, 0x72, 0x1400, 0x1488, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc0030f5900, 0xc002d1f500, 0x1488, 0x1488, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1d1
net.(*netFD).Read(0xc0030f5900, 0xc002d1f500, 0x1488, 0x1488, 0x203004, 0x0, 0x1483)
	/usr/local/go/src/net/fd_unix.go:202 +0x51
net.(*conn).Read(0xc001c9ba80, 0xc002d1f500, 0x1488, 0x1488, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:184 +0x6a
crypto/tls.(*atLeastReader).Read(0xc011123ae0, 0xc002d1f500, 0x1488, 0x1488, 0x4f, 0x3159920, 0xc02fdea8a0)
	/usr/local/go/src/crypto/tls/conn.go:780 +0x62
bytes.(*Buffer).ReadFrom(0xc00308de58, 0x31596e0, 0xc011123ae0, 0x40c417, 0x2d69500, 0x3073620)
	/usr/local/go/src/bytes/buffer.go:204 +0xb6
crypto/tls.(*Conn).readFromUntil(0xc00308dc00, 0x315d820, 0xc001c9ba80, 0x5, 0xc001c9ba80, 0x58)
	/usr/local/go/src/crypto/tls/conn.go:802 +0xee
crypto/tls.(*Conn).readRecordOrCCS(0xc00308dc00, 0x0, 0x0, 0x0)
	/usr/local/go/src/crypto/tls/conn.go:609 +0x126
crypto/tls.(*Conn).readRecord(...)
	/usr/local/go/src/crypto/tls/conn.go:577
crypto/tls.(*Conn).Read(0xc00308dc00, 0xc003aab000, 0x1000, 0x1000, 0x0, 0x0, 0x0)
	/usr/local/go/src/crypto/tls/conn.go:1255 +0x163
net/http.(*persistConn).Read(0xc02bcfd680, 0xc003aab000, 0x1000, 0x1000, 0x406aff, 0x60, 0x0)
	/usr/local/go/src/net/http/transport.go:1758 +0x77
bufio.(*Reader).fill(0xc01dd8b4a0)
	/usr/local/go/src/bufio/bufio.go:100 +0x105
bufio.(*Reader).Peek(0xc01dd8b4a0, 0x1, 0xc00cf591a0, 0xc00176c498, 0x5ad48f, 0x2e262a0, 0x14)
	/usr/local/go/src/bufio/bufio.go:138 +0x51
net/http.(*persistConn).readLoop(0xc02bcfd680)
	/usr/local/go/src/net/http/transport.go:1911 +0x1d8
created by net/http.(*Transport).dialConn
	/usr/local/go/src/net/http/transport.go:1580 +0xb0f

goroutine 2330870 [select]:
github.com/docker/docker/vendor/github.com/moby/buildkit/session.monitorHealth(0x31bfec0, 0xc01ac8e480, 0xc00095fc00, 0xc031a13de0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/session/grpc.go:87 +0x1cd
created by github.com/docker/docker/vendor/github.com/moby/buildkit/session.grpcClientConn
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/session/grpc.go:73 +0x335

goroutine 2347772 [IO wait]:
internal/poll.runtime_pollWait(0x7f6e34e37448, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc02f138d98, 0x72, 0x0, 0x1, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc02f138d80, 0xc0169deb81, 0x1, 0x1, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1d1
net.(*netFD).Read(0xc02f138d80, 0xc0169deb81, 0x1, 0x1, 0xc00a0a19d8, 0xc000bb2f68, 0x47d98e)
	/usr/local/go/src/net/fd_unix.go:202 +0x51
net.(*conn).Read(0xc001c9b748, 0xc0169deb81, 0x1, 0x1, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:184 +0x6a
net/http.(*connReader).backgroundRead(0xc0169deb70)
	/usr/local/go/src/net/http/server.go:688 +0x5a
created by net/http.(*connReader).startBackgroundRead
	/usr/local/go/src/net/http/server.go:684 +0xd6

goroutine 2323728 [IO wait, 1 minutes]:
internal/poll.runtime_pollWait(0x7f6e3769d618, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc01719b418, 0x72, 0xf00, 0xf1a, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc01719b400, 0xc00200d000, 0xf1a, 0xf1a, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1d1
net.(*netFD).Read(0xc01719b400, 0xc00200d000, 0xf1a, 0xf1a, 0x203001, 0x0, 0xc00ad4b7e8)
	/usr/local/go/src/net/fd_unix.go:202 +0x51
net.(*conn).Read(0xc00b6a6520, 0xc00200d000, 0xf1a, 0xf1a, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:184 +0x6a
crypto/tls.(*atLeastReader).Read(0xc00408c680, 0xc00200d000, 0xf1a, 0xf1a, 0x54429a, 0x203002, 0xc00ad4b8a0)
	/usr/local/go/src/crypto/tls/conn.go:780 +0x62
bytes.(*Buffer).ReadFrom(0xc0033573d8, 0x31596e0, 0xc00408c680, 0x40c417, 0x2d69500, 0x3073620)
	/usr/local/go/src/bytes/buffer.go:204 +0xb6
crypto/tls.(*Conn).readFromUntil(0xc003357180, 0x315d820, 0xc00b6a6520, 0x5, 0xc00b6a6520, 0x40e492)
	/usr/local/go/src/crypto/tls/conn.go:802 +0xee
crypto/tls.(*Conn).readRecordOrCCS(0xc003357180, 0x0, 0x0, 0xc00ad4bdd0)
	/usr/local/go/src/crypto/tls/conn.go:609 +0x126
crypto/tls.(*Conn).readRecord(...)
	/usr/local/go/src/crypto/tls/conn.go:577
crypto/tls.(*Conn).Read(0xc003357180, 0xc001e9f000, 0x1000, 0x1000, 0x0, 0x0, 0x0)
	/usr/local/go/src/crypto/tls/conn.go:1255 +0x163
net/http.(*persistConn).Read(0xc0068efe60, 0xc001e9f000, 0x1000, 0x1000, 0xc00ad4bed8, 0x45f740, 0xc00ad4bed8)
	/usr/local/go/src/net/http/transport.go:1758 +0x77
bufio.(*Reader).fill(0xc01373c000)
	/usr/local/go/src/bufio/bufio.go:100 +0x105
bufio.(*Reader).Peek(0xc01373c000, 0x1, 0x2, 0x0, 0x0, 0xc029343a00, 0x0)
	/usr/local/go/src/bufio/bufio.go:138 +0x51
net/http.(*persistConn).readLoop(0xc0068efe60)
	/usr/local/go/src/net/http/transport.go:1911 +0x1d8
created by net/http.(*Transport).dialConn
	/usr/local/go/src/net/http/transport.go:1580 +0xb0f

goroutine 2347952 [select]:
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*progressReader).Read.func1(0xc01e2e9320, 0x31bff00, 0xc00011a018, 0xc003d9db90)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:106 +0xb9
created by github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*progressReader).Read
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:105 +0xf7

goroutine 2330802 [sync.Cond.Wait]:
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:310
sync.runtime_notifyListWait(0xc01b1b3990, 0xc000000033)
	/usr/local/go/src/runtime/sema.go:510 +0xfc
sync.(*Cond).Wait(0xc01b1b3980)
	/usr/local/go/src/sync/cond.go:56 +0x9f
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*progressReader).Read(0xc0041339b0, 0x31bfec0, 0xc01b1b36c0, 0x0, 0x0, 0x0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:132 +0x130
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*Job).Status(0xc003288880, 0x31bfec0, 0xc01b1b36c0, 0xc01afd6ba0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/progress.go:25 +0xd4b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver/llbsolver.(*Solver).Status(0xc000e42a20, 0x31bfec0, 0xc01b1b36c0, 0xc02e38b061, 0x19, 0xc01afd6ba0, 0xc01b1b3398, 0xc0036cbf68)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/llbsolver/solver.go:306 +0xc0
github.com/docker/docker/vendor/github.com/moby/buildkit/control.(*Controller).Status.func1(0xc0036cbf68, 0x7f6f442e7901)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/control/control.go:299 +0x60
github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go.func1(0xc004133890, 0xc0041338c0)
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:57 +0x66
created by github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:54 +0x68

goroutine 2330887 [sync.Cond.Wait]:
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:310
sync.runtime_notifyListWait(0xc01ae99650, 0xc000000033)
	/usr/local/go/src/runtime/sema.go:510 +0xfc
sync.(*Cond).Wait(0xc01ae99640)
	/usr/local/go/src/sync/cond.go:56 +0x9f
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.(*progressReader).Read(0xc004ba0b40, 0x31bfec0, 0xc01ad69400, 0x0, 0x0, 0x0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:132 +0x130
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*Job).Status(0xc0094b9080, 0x31bfec0, 0xc01ad69400, 0xc01b3c43c0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/progress.go:25 +0xd4b
github.com/docker/docker/vendor/github.com/moby/buildkit/solver/llbsolver.(*Solver).Status(0xc000e42a20, 0x31bfec0, 0xc01ad69400, 0xc016a90b01, 0x19, 0xc01b3c43c0, 0x3115bc8, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/llbsolver/solver.go:306 +0xc0
github.com/docker/docker/vendor/github.com/moby/buildkit/control.(*Controller).Status.func1(0xc00176b768, 0xc00176b710)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/control/control.go:299 +0x60
github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go.func1(0xc004a98f00, 0xc004a98f30)
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:57 +0x66
created by github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:54 +0x68

goroutine 2330824 [sleep]:
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:310
time.Sleep(0xdf8475800)
	/usr/local/go/src/runtime/time.go:105 +0x15d
github.com/docker/docker/vendor/github.com/moby/buildkit/util/throttle.throttle.func1.1(0xc000e38318, 0xc000e38310, 0xc000e38311, 0x0, 0xdf8475800, 0xc0008fc2e0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/throttle/throttle.go:52 +0x12e
created by github.com/docker/docker/vendor/github.com/moby/buildkit/util/throttle.throttle.func1
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/throttle/throttle.go:31 +0x13f

goroutine 2330868 [select]:
github.com/docker/docker/vendor/google.golang.org/grpc.(*ccBalancerWrapper).watcher(0xc01ac8e040)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/balancer_conn_wrappers.go:69 +0xc4
created by github.com/docker/docker/vendor/google.golang.org/grpc.newCCBalancerWrapper
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/balancer_conn_wrappers.go:60 +0x16f

goroutine 2330822 [chan receive]:
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.pipe.func1(0x31bfec0, 0xc01ae44280, 0xc004b7ca80)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:172 +0x4e
created by github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.pipe
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:171 +0x131

goroutine 2330525 [sleep]:
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:310
time.Sleep(0x2540be400)
	/usr/local/go/src/runtime/time.go:105 +0x15d
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*Job).Discard.func1(0xc016fd9b80)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/jobs.go:532 +0x36
created by github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*Job).Discard
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/jobs.go:530 +0x3b3

goroutine 2330810 [chan receive]:
github.com/docker/docker/vendor/github.com/moby/buildkit/session.(*Manager).handleConn(0xc00000f500, 0x31bfec0, 0xc01afa4d00, 0x31ea680, 0xc020ad8118, 0xc004133b60, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/session/manager.go:144 +0x4c4
github.com/docker/docker/vendor/github.com/moby/buildkit/session.(*Manager).HandleHTTPRequest(0xc00000f500, 0x31bff80, 0xc004133ce0, 0x31b0380, 0xc00210e620, 0xc003e84b00, 0xc000df2380, 0x415434)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/session/manager.go:91 +0x7cf
github.com/docker/docker/api/server/router/session.(*sessionRouter).startSession(0xc000e3b8f0, 0x31bff80, 0xc004133ce0, 0x31b0380, 0xc00210e620, 0xc003e84b00, 0xc004133c20, 0xc000df2301, 0xc00ab7f080)
	/go/src/github.com/docker/docker/api/server/router/session/session_routes.go:11 +0x6b
github.com/docker/docker/api/server/middleware.ExperimentalMiddleware.WrapHandler.func1(0x31bff80, 0xc004133ce0, 0x31b0380, 0xc00210e620, 0xc003e84b00, 0xc004133c20, 0x31bff80, 0xc004133ce0)
	/go/src/github.com/docker/docker/api/server/middleware/experimental.go:26 +0x177
github.com/docker/docker/api/server/middleware.VersionMiddleware.WrapHandler.func1(0x31bff80, 0xc004133cb0, 0x31b0380, 0xc00210e620, 0xc003e84b00, 0xc004133c20, 0x203002, 0x203002)
	/go/src/github.com/docker/docker/api/server/middleware/version.go:62 +0x5fb
github.com/docker/docker/pkg/authorization.(*Middleware).WrapHandler.func1(0x31bff80, 0xc004133cb0, 0x31b0380, 0xc00210e620, 0xc003e84b00, 0xc004133c20, 0x31bff80, 0xc004133cb0)
	/go/src/github.com/docker/docker/pkg/authorization/middleware.go:59 +0x826
github.com/docker/docker/api/server.(*Server).makeHTTPHandler.func1(0x31b0380, 0xc00210e620, 0xc003e84a00)
	/go/src/github.com/docker/docker/api/server/server.go:141 +0x241
net/http.HandlerFunc.ServeHTTP(0xc000eaba60, 0x31b0380, 0xc00210e620, 0xc003e84a00)
	/usr/local/go/src/net/http/server.go:2036 +0x46
github.com/docker/docker/vendor/github.com/gorilla/mux.(*Router).ServeHTTP(0xc00088c240, 0x31b0380, 0xc00210e620, 0xc003e84700)
	/go/src/github.com/docker/docker/vendor/github.com/gorilla/mux/mux.go:210 +0xe4
net/http.serverHandler.ServeHTTP(0xc00023a0e0, 0x31b0380, 0xc00210e620, 0xc003e84700)
	/usr/local/go/src/net/http/server.go:2831 +0xa6
net/http.(*conn).serve(0xc00820d220, 0x31bfec0, 0xc01b1b3a00)
	/usr/local/go/src/net/http/server.go:1919 +0x877
created by net/http.(*Server).Serve
	/usr/local/go/src/net/http/server.go:2957 +0x386

goroutine 2329599 [chan receive]:
github.com/docker/docker/builder/builder-next.(*Builder).Build.func4(0xc02a71df68, 0xc018be79e0)
	/go/src/github.com/docker/docker/builder/builder-next/builder.go:402 +0x58
github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go.func1(0xc003d9da40, 0xc01107c600)
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:57 +0x66
created by github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:54 +0x68

goroutine 2329597 [runnable]:
github.com/docker/docker/vendor/go.etcd.io/bbolt.cloneBytes(...)
	/go/src/github.com/docker/docker/vendor/go.etcd.io/bbolt/bucket.go:774
github.com/docker/docker/vendor/go.etcd.io/bbolt.(*Bucket).openBucket(0xc0250bba80, 0x7f6e159be4b9, 0x296, 0x296, 0x7f6e159be4a0)
	/go/src/github.com/docker/docker/vendor/go.etcd.io/bbolt/bucket.go:133 +0x259
github.com/docker/docker/vendor/go.etcd.io/bbolt.(*Bucket).Bucket(0xc0250bba80, 0xc003e44040, 0x19, 0x20, 0x19)
	/go/src/github.com/docker/docker/vendor/go.etcd.io/bbolt/bucket.go:113 +0x149
github.com/docker/docker/vendor/github.com/moby/buildkit/solver/bboltcachestorage.(*Store).WalkBacklinks.func1(0xc003c22380, 0x416100, 0xc003c22380)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/bboltcachestorage/storage.go:400 +0x162
github.com/docker/docker/vendor/go.etcd.io/bbolt.(*DB).View(0xc000532e00, 0xc003e441f8, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/go.etcd.io/bbolt/db.go:725 +0xaa
github.com/docker/docker/vendor/github.com/moby/buildkit/solver/bboltcachestorage.(*Store).WalkBacklinks(0xc000010338, 0xc0046ddc20, 0x19, 0xc0201f9050, 0xc003c08658, 0x411199)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/bboltcachestorage/storage.go:391 +0xd9
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.addBacklinks(0x7f6f443409a0, 0xc01107c700, 0x31920c0, 0xc020552c60, 0xc00045e0a0, 0xc0046ddc20, 0x19, 0xc013c4b0e0, 0xc01a5de320, 0xc00c9d9820, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:29 +0x159
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc007522500, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0xc037294490, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:164 +0x446
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc007522af0, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0xc00066a000, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc029715e00, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0xc01a5de320, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc0121a0dc0, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0xc01a5de320, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc006a270e0, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0xc01a5de320, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc015294f00, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0x5, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc00707c8c0, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0x5, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc00707caf0, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0x5, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc00707d1d0, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0x5, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc00707d450, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0x5, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc00707d900, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0x5, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc00707def0, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0x5, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc0130002d0, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0x5, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc0130005a0, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0x5, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc013000a00, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0xc00066a000, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc013000eb0, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0xc01a5de320, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver.(*exporter).ExportTo(0xc0074dd950, 0x31bff80, 0xc013c4b140, 0x7f6f443409a0, 0xc01107c700, 0xc01a5de360, 0x2, 0x315bda0, 0xc01a5de320, 0x0, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/exporter.go:135 +0xcab
github.com/docker/docker/vendor/github.com/moby/buildkit/solver/llbsolver.inlineCache(0x31bfec0, 0xc01b0ec340, 0x31c0a00, 0xc01107c700, 0x31c7b00, 0xc01a7184e0, 0x315bda0, 0xc01a5de320, 0x0, 0x0, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/llbsolver/solver.go:287 +0x350
github.com/docker/docker/vendor/github.com/moby/buildkit/solver/llbsolver.(*Solver).Solve(0xc000e42a20, 0x31bfec0, 0xc01b0ec340, 0xc02e38b061, 0x19, 0xc004a5c1e4, 0x19, 0x0, 0x0, 0x2045d85, ...)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/solver/llbsolver/solver.go:176 +0x15f2
github.com/docker/docker/vendor/github.com/moby/buildkit/control.(*Controller).Solve(0xc000836360, 0x31bfec0, 0xc01b0ec340, 0xc01cc866c0, 0x0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/control/control.go:275 +0x4fc
github.com/docker/docker/builder/builder-next.(*Builder).Build.func2(0xc0037ca768, 0xc00095f528)
	/go/src/github.com/docker/docker/builder/builder-next/builder.go:376 +0x76
github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go.func1(0xc003d9da40, 0xc0074dde00)
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:57 +0x66
created by github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Go
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:54 +0x68

goroutine 2330872 [select]:
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*controlBuffer).get(0xc011acfb30, 0x1, 0x0, 0x0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:395 +0x124
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.(*loopyWriter).run(0xc01b48a0c0, 0x0, 0x0)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:513 +0x1e5
github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client.func3(0xc003f29180)
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:346 +0x7d
created by github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client
	/go/src/github.com/docker/docker/vendor/google.golang.org/grpc/internal/transport/http2_client.go:344 +0xedd

goroutine 2330128 [semacquire]:
sync.runtime_Semacquire(0xc004a98e80)
	/usr/local/go/src/runtime/sema.go:56 +0x44
sync.(*WaitGroup).Wait(0xc004a98e78)
	/usr/local/go/src/sync/waitgroup.go:130 +0x66
github.com/docker/docker/vendor/golang.org/x/sync/errgroup.(*Group).Wait(0xc004a98e70, 0xc01107d760, 0xc01ed1de60)
	/go/src/github.com/docker/docker/vendor/golang.org/x/sync/errgroup/errgroup.go:40 +0x33
github.com/docker/docker/builder/builder-next.(*Builder).Build(0xc000bc4300, 0x31bfec0, 0xc01ad68b40, 0x31978c0, 0x45cb9e0, 0x31599a0, 0xc01107d600, 0x315a240, 0xc01107d620, 0x315a240, ...)
	/go/src/github.com/docker/docker/builder/builder-next/builder.go:414 +0xe6d
github.com/docker/docker/api/server/backend/build.(*Backend).Build(0xc000e3a870, 0x31bff80, 0xc004a98b70, 0x31978c0, 0x45cb9e0, 0x31599a0, 0xc01107d600, 0x315a240, 0xc01107d620, 0x315a240, ...)
	/go/src/github.com/docker/docker/api/server/backend/build/backend.go:64 +0x141
github.com/docker/docker/api/server/router/build.(*buildRouter).postBuild(0xc00092a680, 0x31bff80, 0xc004a98b70, 0x31b0380, 0xc0032547e0, 0xc003e4cc00, 0xc004a98ab0, 0x0, 0x0)
	/go/src/github.com/docker/docker/api/server/router/build/build_routes.go:282 +0x731
github.com/docker/docker/api/server/middleware.ExperimentalMiddleware.WrapHandler.func1(0x31bff80, 0xc004a98b70, 0x31b0380, 0xc0032547e0, 0xc003e4cc00, 0xc004a98ab0, 0x31bff80, 0xc004a98b70)
	/go/src/github.com/docker/docker/api/server/middleware/experimental.go:26 +0x177
github.com/docker/docker/api/server/middleware.VersionMiddleware.WrapHandler.func1(0x31bff80, 0xc004a98b40, 0x31b0380, 0xc0032547e0, 0xc003e4cc00, 0xc004a98ab0, 0x203004, 0x203004)
	/go/src/github.com/docker/docker/api/server/middleware/version.go:62 +0x5fb
github.com/docker/docker/pkg/authorization.(*Middleware).WrapHandler.func1(0x31bff80, 0xc004a98b40, 0x31b0380, 0xc0032547e0, 0xc003e4cc00, 0xc004a98ab0, 0x31bff80, 0xc004a98b40)
	/go/src/github.com/docker/docker/pkg/authorization/middleware.go:59 +0x826
github.com/docker/docker/api/server.(*Server).makeHTTPHandler.func1(0x31b0380, 0xc0032547e0, 0xc003e4cb00)
	/go/src/github.com/docker/docker/api/server/server.go:141 +0x241
net/http.HandlerFunc.ServeHTTP(0xc000eab580, 0x31b0380, 0xc0032547e0, 0xc003e4cb00)
	/usr/local/go/src/net/http/server.go:2036 +0x46
github.com/docker/docker/vendor/github.com/gorilla/mux.(*Router).ServeHTTP(0xc00088c240, 0x31b0380, 0xc0032547e0, 0xc003eb2a00)
	/go/src/github.com/docker/docker/vendor/github.com/gorilla/mux/mux.go:210 +0xe4
net/http.serverHandler.ServeHTTP(0xc00023a0e0, 0x31b0380, 0xc0032547e0, 0xc003eb2a00)
	/usr/local/go/src/net/http/server.go:2831 +0xa6
net/http.(*conn).serve(0xc002c98500, 0x31bfec0, 0xc01c28f540)
	/usr/local/go/src/net/http/server.go:1919 +0x877
created by net/http.(*Server).Serve
	/usr/local/go/src/net/http/server.go:2957 +0x386

goroutine 2331359 [select]:
net/http.(*persistConn).writeLoop(0xc0162bd9e0)
	/usr/local/go/src/net/http/transport.go:2210 +0x125
created by net/http.(*Transport).dialConn
	/usr/local/go/src/net/http/transport.go:1581 +0xb34

goroutine 2323627 [IO wait]:
internal/poll.runtime_pollWait(0x7f6f444f6438, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:184 +0x57
internal/poll.(*pollDesc).wait(0xc01396da98, 0x72, 0x1400, 0x1488, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x47
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc01396da80, 0xc00214a000, 0x1488, 0x1488, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1d1
net.(*netFD).Read(0xc01396da80, 0xc00214a000, 0x1488, 0x1488, 0x203005, 0x0, 0xc0010177e8)
	/usr/local/go/src/net/fd_unix.go:202 +0x51
net.(*conn).Read(0xc001c842b0, 0xc00214a000, 0x1488, 0x1488, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:184 +0x6a
crypto/tls.(*atLeastReader).Read(0xc0179610e0, 0xc00214a000, 0x1488, 0x1488, 0x54429a, 0x203002, 0xc0010178a0)
	/usr/local/go/src/crypto/tls/conn.go:780 +0x62
bytes.(*Buffer).ReadFrom(0xc0016a2258, 0x31596e0, 0xc0179610e0, 0x40c417, 0x2d69500, 0x3073620)
	/usr/local/go/src/bytes/buffer.go:204 +0xb6
crypto/tls.(*Conn).readFromUntil(0xc0016a2000, 0x315d820, 0xc001c842b0, 0x5, 0xc001c842b0, 0x18)
	/usr/local/go/src/crypto/tls/conn.go:802 +0xee
crypto/tls.(*Conn).readRecordOrCCS(0xc0016a2000, 0x0, 0x0, 0xc001017dd0)
	/usr/local/go/src/crypto/tls/conn.go:609 +0x126
crypto/tls.(*Conn).readRecord(...)
	/usr/local/go/src/crypto/tls/conn.go:577
crypto/tls.(*Conn).Read(0xc0016a2000, 0xc001f4b000, 0x1000, 0x1000, 0x0, 0x0, 0x0)
	/usr/local/go/src/crypto/tls/conn.go:1255 +0x163
net/http.(*persistConn).Read(0xc006490fc0, 0xc001f4b000, 0x1000, 0x1000, 0xc001017ed8, 0x45f740, 0xc001017ed8)
	/usr/local/go/src/net/http/transport.go:1758 +0x77
bufio.(*Reader).fill(0xc00e1dbf80)
	/usr/local/go/src/bufio/bufio.go:100 +0x105
bufio.(*Reader).Peek(0xc00e1dbf80, 0x1, 0x2, 0x0, 0x0, 0xc01d795300, 0x0)
	/usr/local/go/src/bufio/bufio.go:138 +0x51
net/http.(*persistConn).readLoop(0xc006490fc0)
	/usr/local/go/src/net/http/transport.go:1911 +0x1d8
created by net/http.(*Transport).dialConn
	/usr/local/go/src/net/http/transport.go:1580 +0xb0f

goroutine 2347773 [chan receive]:
github.com/docker/docker/distribution/utils.WriteDistributionProgress(0xc0233a8180, 0x315a160, 0xc02d2ac0a0, 0xc00dcfa0c0)
	/go/src/github.com/docker/docker/distribution/utils/progress.go:20 +0xdc
github.com/docker/docker/daemon/images.(*ImageService).PushImage.func1(0xc0233a8180, 0x315a160, 0xc02d2ac0a0, 0xc00dcfa0c0, 0xc021be4cc0)
	/go/src/github.com/docker/docker/daemon/images/image_push.go:40 +0x4b
created by github.com/docker/docker/daemon/images.(*ImageService).PushImage
	/go/src/github.com/docker/docker/daemon/images/image_push.go:39 +0x180

goroutine 2330805 [chan receive]:
github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.pipe.func1(0x31bfec0, 0xc01b1b38c0, 0xc0041339b0)
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:172 +0x4e
created by github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress.pipe
	/go/src/github.com/docker/docker/vendor/github.com/moby/buildkit/util/progress/progress.go:171 +0x131
```

**Describe the results you received:**
Docker pod has failed Liveness/Readiness after that probes which are:

```
livenessProbe:
  httpGet:
    path: /_ping
    port: 2375
readinessProbe:
  httpGet:
    path: /_ping
    port: 2375
```

and was killed by K8s

**Describe the results you expected:**
Docker operates normally

**Additional information you deem important (e.g. issue happens only occasionally):**
Issue happens very infrequently

**Output of `docker version`:**

```
Client:
 Version:           20.10.6
 API version:       1.41
 Go version:        go1.13.15
 Git commit:        370c289
 Built:             Fri Apr  9 22:42:10 2021
 OS/Arch:           linux/amd64
 Context:           default
 Experimental:      true

Server: Docker Engine - Community
 Engine:
  Version:          20.10.6
  API version:      1.41 (minimum version 1.12)
  Go version:       go1.13.15
  Git commit:       8728dd2
  Built:            Fri Apr  9 22:46:14 2021
  OS/Arch:          linux/amd64
  Experimental:     false
 containerd:
  Version:          v1.4.4
  GitCommit:        05f951a3781f4f2c1911b05e61c160e9c30eaa8e
 runc:
  Version:          1.0.0-rc93
  GitCommit:        12644e614e25b05da6fd08a38ffa0cfe1903fdec
 docker-init:
  Version:          0.19.0
  GitCommit:        de40ad0
```

**Output of `docker info`:**

```
Client:
 Context:    default
 Debug Mode: false
 
Server: 
 Containers: 2
  Running: 2
  Paused: 0
  Stopped: 0
 Images: 189
 Server Version: 20.10.6
 Storage Driver: overlay2
  Backing Filesystem: extfs
  Supports d_type: true
  Native Overlay Diff: true
  userxattr: false
 Logging Driver: json-file
 Cgroup Driver: cgroupfs
 Cgroup Version: 1
 Plugins:
  Volume: local
  Network: bridge host ipvlan macvlan null overlay
  Log: awslogs fluentd gcplogs gelf journald json-file local logentries splunk syslog
 Swarm: inactive
 Runtimes: io.containerd.runc.v2 io.containerd.runtime.v1.linux runc
 Default Runtime: runc
 Init Binary: docker-init
 containerd version: 05f951a3781f4f2c1911b05e61c160e9c30eaa8e
 runc version: 12644e614e25b05da6fd08a38ffa0cfe1903fdec
 init version: de40ad0
 Security Options:
  seccomp
   Profile: default
 Kernel Version: 5.12.1-1.el7.elrepo.x86_64
 Operating System: Alpine Linux v3.13 (containerized)
 OSType: linux
 Architecture: x86_64
 CPUs: 32
 Total Memory: 125.7GiB
 Name: production-app-gitlab-runners-docker-2
 ID: WDVE:XF3M:UUBU:YNOD:PUNM:EBCV:L6ED:FKXW:HGO4:IGTX:RH62:BUGB
 Docker Root Dir: /var/lib/docker
 Debug Mode: false
 Registry: https://index.docker.io/v1/
 Labels:
 Experimental: false
 Insecure Registries:
  127.0.0.0/8
 Registry Mirrors:
  https://dockerhub.xxx/
 Live Restore Enabled: false
 Product License: Community Engine
 Default Address Pools:
   Base: 10.10.0.0/16, Size: 24

WARNING: API is accessible on http://0.0.0.0:2375 without encryption.
         Access to the remote API is equivalent to root access on the host. Refer
         to the 'Docker daemon attack surface' section in the documentation for
         more information: https://docs.docker.com/go/attack-surface/
```

**Additional environment details (AWS, VirtualBox, physical, etc.):**

Using `docker:20.10.6-dind` from hub.docker.com
```
kubectl version
Client Version: version.Info{Major:"1", Minor:"20", GitVersion:"v1.20.6", GitCommit:"8a62859e515889f07e3e3be6a1080413f17cf2c3", GitTreeState:"clean", BuildDate:"2021-04-15T03:28:42Z", GoVersion:"go1.15.10", Compiler:"gc", Platform:"linux/amd64"}
Server Version: version.Info{Major:"1", Minor:"20", GitVersion:"v1.20.6", GitCommit:"8a62859e515889f07e3e3be6a1080413f17cf2c3", GitTreeState:"clean", BuildDate:"2021-04-15T03:19:55Z", GoVersion:"go1.15.10", Compiler:"gc", Platform:"linux/amd64"}
```

```
Linux worker-2.prod.xxx.xxx 5.12.1-1.el7.elrepo.x86_64 #1 SMP Fri Apr 30 15:49:43 EDT 2021 x86_64 x86_64 x86_64 GNU/Linux
```



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