diff --git a/session.go b/session.go
index 8691d2cf..1d269c63 100644
--- a/session.go
+++ b/session.go
@@ -4,6 +4,7 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"log/slog"
 	"net"
 	"sync"
 
@@ -95,7 +96,7 @@ const maxSigBufSize = 128
 func DefaultSessionHandler(srv *Server, conn *gossh.ServerConn, newChan gossh.NewChannel, ctx Context) {
 	ch, reqs, err := newChan.Accept()
 	if err != nil {
-		// TODO: trigger event callback
+		slog.Warn("ssh: failed to accept session channel", "err", err)
 		return
 	}
 	sess := &session{
@@ -273,9 +274,12 @@ func (sess *session) handleRequests(reqs <-chan *gossh.Request) {
 
 			go func() {
 				if sess.pty != nil && !sess.pty.IsZero() {
-					// TODO: log error to server
-					go io.Copy(sess.pty, sess) //nolint: errcheck
-					go io.Copy(sess, sess.pty) //nolint: errcheck
+					go func() {
+						_, _ = io.Copy(sess.pty, sess)
+					}()
+					go func() {
+						_, _ = io.Copy(sess, sess.pty)
+					}()
 				}
 				sess.handler(sess)
 				_ = sess.Exit(0)
@@ -412,7 +416,7 @@ func (sess *session) handleRequests(reqs <-chan *gossh.Request) {
 			_ = req.Reply(ok, nil)
 			sess.Unlock()
 		default:
-			// TODO: debug log
+			slog.Debug("ssh: unknown session request", "type", req.Type)
 			_ = req.Reply(false, nil)
 		}
 	}
diff --git a/tcpip.go b/tcpip.go
index b238a035..5948908c 100644
--- a/tcpip.go
+++ b/tcpip.go
@@ -2,7 +2,7 @@ package ssh
 
 import (
 	"io"
-	"log"
+	"log/slog"
 	"net"
 	"strconv"
 	"sync"
@@ -107,7 +107,7 @@ func (h *ForwardedTCPHandler) HandleSSHRequest(ctx Context, srv *Server, req *go
 	case "tcpip-forward":
 		var reqPayload remoteForwardRequest
 		if err := gossh.Unmarshal(req.Payload, &reqPayload); err != nil {
-			// TODO: log parse failure
+			slog.Warn("ssh: failed to parse tcpip-forward request", "err", err)
 			return false, []byte{}
 		}
 		if srv.ReversePortForwardingCallback == nil || !srv.ReversePortForwardingCallback(ctx, reqPayload.BindAddr, reqPayload.BindPort) {
@@ -116,7 +116,7 @@ func (h *ForwardedTCPHandler) HandleSSHRequest(ctx Context, srv *Server, req *go
 		addr := net.JoinHostPort(reqPayload.BindAddr, strconv.Itoa(int(reqPayload.BindPort)))
 		ln, err := net.Listen("tcp", addr)
 		if err != nil {
-			// TODO: log listen failure
+			slog.Warn("ssh: reverse port forward listen failed", "addr", addr, "err", err)
 			return false, []byte{}
 		}
 		_, destPortStr, _ := net.SplitHostPort(ln.Addr().String())
@@ -140,7 +140,7 @@ func (h *ForwardedTCPHandler) HandleSSHRequest(ctx Context, srv *Server, req *go
 			for {
 				c, err := ln.Accept()
 				if err != nil {
-					// TODO: log accept failure
+					slog.Debug("ssh: reverse port forward accept failed", "addr", addr, "err", err)
 					break
 				}
 				originAddr, orignPortStr, _ := net.SplitHostPort(c.RemoteAddr().String())
@@ -154,8 +154,7 @@ func (h *ForwardedTCPHandler) HandleSSHRequest(ctx Context, srv *Server, req *go
 				go func() {
 					ch, reqs, err := conn.OpenChannel(forwardedTCPChannelType, payload)
 					if err != nil {
-						// TODO: log failure to open channel
-						log.Println(err)
+						slog.Warn("ssh: failed to open forwarded channel", "err", err)
 						_ = c.Close()
 						return
 					}
@@ -181,7 +180,7 @@ func (h *ForwardedTCPHandler) HandleSSHRequest(ctx Context, srv *Server, req *go
 	case "cancel-tcpip-forward":
 		var reqPayload remoteForwardCancelRequest
 		if err := gossh.Unmarshal(req.Payload, &reqPayload); err != nil {
-			// TODO: log parse failure
+			slog.Warn("ssh: failed to parse cancel-tcpip-forward request", "err", err)
 			return false, []byte{}
 		}
 		addr := net.JoinHostPort(reqPayload.BindAddr, strconv.Itoa(int(reqPayload.BindPort)))