Dead lock, how to fix? #132
Description
goroutine stack behind, how to fix this problem?
1 @ 0x43a576 0x44aff3 0x44afcd 0x4661e5 0x481732 0x74fa67 0x7763d7 0x774a46 0x78c84d 0x78cd87 0x78cf78 0x46a141
# 0x4661e4 sync.runtime_Semacquire+0x24 /opt/go/src/runtime/sema.go:56
# 0x481731 sync.(*WaitGroup).Wait+0x51 /opt/go/src/sync/waitgroup.go:136
# 0x74fa66 golang.org/x/sync/errgroup.(*Group).Wait+0x26 /home/alexw/go/pkg/mod/golang.org/x/sync@v0.0.0-20220601150217-0de741cfad7f/errgroup/errgroup.go:53
# 0x7763d6 github.com/go-zeromq/zmq4.(*routerMWriter).write+0x2d6 /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/router.go:242
# 0x774a45 github.com/go-zeromq/zmq4.(*routerSocket).Send+0xe5 /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/router.go:40
# 0x78c84c sdwan/ctrl/device.(*ZeroMQ).sendMsg+0x28c /home/alexw/workspace/hw-agent/ctrl/device/zmq.go:60
# 0x78cd86 sdwan/ctrl/device.(*ZeroMQ).runSend+0x126 /home/alexw/workspace/hw-agent/ctrl/device/zmq.go:102
# 0x78cf77 sdwan/ctrl/device.RunZmq+0xf7 /home/alexw/workspace/hw-agent/ctrl/device/zmq.go:124
1 @ 0x43a576 0x44aff3 0x44afcd 0x466305 0x47fca5 0x47fadb 0x778a99 0x771a02 0x7719ee 0x771b39 0x77117c 0x76fb2d 0x7764ba 0x74fc04 0x46a141
# 0x466304 sync.runtime_SemacquireMutex+0x24 /opt/go/src/runtime/sema.go:71
# 0x47fca4 sync.(*Mutex).lockSlow+0x164 /opt/go/src/sync/mutex.go:162
# 0x47fada sync.(*Mutex).Lock+0x3a /opt/go/src/sync/mutex.go:81
# 0x778a98 github.com/go-zeromq/zmq4.(*socket).scheduleRmConn+0x38 /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/socket.go:334
# 0x771a01 github.com/go-zeromq/zmq4.(*Conn).notifyOnCloseError+0x41 /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/conn.go:500
# 0x7719ed github.com/go-zeromq/zmq4.(*Conn).SetClosed+0x2d /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/conn.go:472
# 0x771b38 github.com/go-zeromq/zmq4.(*Conn).checkIO+0xf8 /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/conn.go:492
# 0x77117b github.com/go-zeromq/zmq4.(*Conn).send+0x17b /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/conn.go:357
# 0x76fb2c github.com/go-zeromq/zmq4.(*Conn).SendMsg+0x16c /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/conn.go:190
# 0x7764b9 github.com/go-zeromq/zmq4.(*routerMWriter).write.func1+0x39 /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/router.go:239
# 0x74fc03 golang.org/x/sync/errgroup.(*Group).Go.func1+0x63 /home/alexw/go/pkg/mod/golang.org/x/sync@v0.0.0-20220601150217-0de741cfad7f/errgroup/errgroup.go:75
1 @ 0x43a576 0x44aff3 0x44afcd 0x466305 0x47fca5 0x47fadb 0x778a99 0x771a02 0x7719ee 0x771b39 0x77188f 0x7758c8 0x46a141
# 0x466304 sync.runtime_SemacquireMutex+0x24 /opt/go/src/runtime/sema.go:71
# 0x47fca4 sync.(*Mutex).lockSlow+0x164 /opt/go/src/sync/mutex.go:162
# 0x47fada sync.(*Mutex).Lock+0x3a /opt/go/src/sync/mutex.go:81
# 0x778a98 github.com/go-zeromq/zmq4.(*socket).scheduleRmConn+0x38 /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/socket.go:334
# 0x771a01 github.com/go-zeromq/zmq4.(*Conn).notifyOnCloseError+0x41 /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/conn.go:500
# 0x7719ed github.com/go-zeromq/zmq4.(*Conn).SetClosed+0x2d /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/conn.go:472
# 0x771b38 github.com/go-zeromq/zmq4.(*Conn).checkIO+0xf8 /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/conn.go:492
# 0x77188e github.com/go-zeromq/zmq4.(*Conn).read+0x68e /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/conn.go:385
# 0x7758c7 github.com/go-zeromq/zmq4.(*routerQReader).listen+0x1a7 /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/router.go:161
1 @ 0x43a576 0x44aff3 0x44afcd 0x466305 0x47fca5 0x481296 0x481275 0x7782c5 0x777c5c 0x46a141
# 0x466304 sync.runtime_SemacquireMutex+0x24 /opt/go/src/runtime/sema.go:71
# 0x47fca4 sync.(*Mutex).lockSlow+0x164 /opt/go/src/sync/mutex.go:162
# 0x481295 sync.(*Mutex).Lock+0x35 /opt/go/src/sync/mutex.go:81
# 0x481274 sync.(*RWMutex).Lock+0x14 /opt/go/src/sync/rwmutex.go:139
# 0x7782c4 github.com/go-zeromq/zmq4.(*socket).addConn+0x64 /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/socket.go:285
# 0x777c5b github.com/go-zeromq/zmq4.(*socket).accept+0x1fb /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/socket.go:227
1 @ 0x43a576 0x44aff3 0x44afcd 0x466305 0x47fca5 0x775ea5 0x775e75 0x77897c 0x778f1d 0x46a141
# 0x466304 sync.runtime_SemacquireMutex+0x24 /opt/go/src/runtime/sema.go:71
# 0x47fca4 sync.(*Mutex).lockSlow+0x164 /opt/go/src/sync/mutex.go:162
# 0x775ea4 sync.(*Mutex).Lock+0x64 /opt/go/src/sync/mutex.go:81
# 0x775e74 github.com/go-zeromq/zmq4.(*routerMWriter).rmConn+0x34 /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/router.go:211
# 0x77897b github.com/go-zeromq/zmq4.(*socket).rmConn+0x23b /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/socket.go:329
# 0x778f1c github.com/go-zeromq/zmq4.(*socket).connReaper+0x17c /home/alexw/go/pkg/mod/github.com/go-zeromq/zmq4@v0.15.0/socket.go:393