fatal error: concurrent map read and map write

[bitmyth]

[>>>>>] 2019/04/11 16:55:38 DIRECT 127.0.0.1:54635 CONNECT console.aliyun.com:443 [193/1961]
fatal error: concurrent map read and map write

goroutine 13435 [running]:
runtime.throw(0x12f6431, 0x21)
/usr/local/go/src/runtime/panic.go:608 +0x72 fp=0xc0003ebcd0 sp=0xc0003ebca0 pc=0x102bbb2
runtime.mapaccess1_faststr(0x12a1680, 0xc0000947b0, 0xc0002a0160, 0x17, 0x1)
/usr/local/go/src/runtime/map_faststr.go:21 +0x418 fp=0xc0003ebd40 sp=0xc0003ebcd0 pc=0x10130f8
main.(*DomainList).judge(0xc00009e440, 0xc0002d2320, 0xc00010a360)
/Users/gsh/go/src/github.com/netheril96/MEOW/directlist.go:34 +0xed fp=0xc0003ebdd0 sp=0xc0003ebd40 pc=0x124526d
main.(*clientConn).getServerConn(0xc000020300, 0xc00011c090, 0x0, 0x0, 0x0)
/Users/gsh/go/src/github.com/netheril96/MEOW/proxy.go:653 +0x50 fp=0xc0003ebe70 sp=0xc0003ebdd0 pc=0x1256c50
main.(*clientConn).serve(0xc000020300)
/Users/gsh/go/src/github.com/netheril96/MEOW/proxy.go:470 +0x18b fp=0xc0003ebfd8 sp=0xc0003ebe70 pc=0x1254e3b
runtime.goexit()
/usr/local/go/src/runtime/asm_amd64.s:1333 +0x1 fp=0xc0003ebfe0 sp=0xc0003ebfd8 pc=0x1057ef1
created by main.(*httpProxy).Serve
/Users/gsh/go/src/github.com/netheril96/MEOW/proxy.go:181 +0x518

goroutine 1 [semacquire, 169 minutes]:
sync.runtime_Semacquire(0xc0000a6494)
/usr/local/go/src/runtime/sema.go:56 +0x39
sync.(*WaitGroup).Wait(0xc0000a6494)
/usr/local/go/src/sync/waitgroup.go:130 +0x64
main.main()
/Users/gsh/go/src/github.com/netheril96/MEOW/main.go:50 +0x1da

goroutine 20 [sleep, 2 minutes]:
time.Sleep(0x45d964b800)
/usr/local/go/src/runtime/time.go:105 +0x14f
github.com/shadowsocks/shadowsocks-go/shadowsocks.newReqList.func1(0xc0000928e0)
/Users/gsh/go/src/github.com/shadowsocks/shadowsocks-go/shadowsocks/udprelay.go:82 +0x2d
created by github.com/shadowsocks/shadowsocks-go/shadowsocks.newReqList
/Users/gsh/go/src/github.com/shadowsocks/shadowsocks-go/shadowsocks/udprelay.go:80 +0x73

goroutine 24 [IO wait]:
internal/poll.runtime_pollWait(0x4254f00, 0x72, 0x0)
/usr/local/go/src/runtime/netpoll.go:173 +0x66
internal/poll.(*pollDesc).wait(0xc00012af98, 0x72, 0xc000020a00, 0x0, 0x0)
/usr/local/go/src/internal/poll/fd_poll_runtime.go:85 +0x9a
internal/poll.(*pollDesc).waitRead(0xc00012af98, 0xffffffffffffff00, 0x0, 0x0)
/usr/local/go/src/internal/poll/fd_poll_runtime.go:90 +0x3d
internal/poll.(*FD).Accept(0xc00012af80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
/usr/local/go/src/internal/poll/fd_unix.go:384 +0x1a0
net.(*netFD).accept(0xc00012af80, 0x4254fd0, 0x2000, 0x2000)
/usr/local/go/src/net/fd_unix.go:238 +0x42
net.(*TCPListener).accept(0xc0000ae0e0, 0xc000113b70, 0xc000113b78, 0x8)
/usr/local/go/src/net/tcpsock_posix.go:139 +0x2e
net.(*TCPListener).Accept(0xc0000ae0e0, 0x12ff468, 0xc000020300, 0xc0000a8300, 0xc000020300)
/usr/local/go/src/net/tcpsock.go:260 +0x47
main.(*httpProxy).Serve(0xc0000a8300, 0xc0000a6494)
/Users/gsh/go/src/github.com/netheril96/MEOW/proxy.go:171 +0x30b
created by main.main
/Users/gsh/go/src/github.com/netheril96/MEOW/main.go:48 +0x1ba

goroutine 13456 [runnable]:
net._C2func_getaddrinfo(0xc00030e3e0, 0x0, 0xc00038e780, 0xc00000e090, 0x0, 0x0, 0x0)
_cgo_gotypes.go:98 +0x55
net.cgoLookupIPCNAME.func1(0xc00030e3e0, 0x0, 0xc00038e780, 0xc00000e090, 0x13, 0x13, 0x1006caf)
/usr/local/go/src/net/cgo_unix.go:149 +0x131
net.cgoLookupIPCNAME(0xc0002a0140, 0x12, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
/usr/local/go/src/net/cgo_unix.go:149 +0x153