tracker/server.go            |  4 ++++
 tracker/udp/server/server.go | 10 ++++++++--

diff --git a/tracker/server.go b/tracker/server.go
index 67b46e0c1cc6b15924ffef814e715667aaaa3734..6ef4ec4eec3266190ef85bb55e31a5d77a149faf 100644
--- a/tracker/server.go
+++ b/tracker/server.go
@@ -11,6 +11,7 @@ 	"github.com/anacrolix/generics"
 	"github.com/anacrolix/log"
 	"go.opentelemetry.io/otel"
 	"go.opentelemetry.io/otel/attribute"
+	"go.opentelemetry.io/otel/codes"
 	"go.opentelemetry.io/otel/trace"
 
 	"github.com/anacrolix/torrent/tracker/udp"
@@ -117,6 +118,9 @@ 	)
 	defer span.End()
 	defer func() {
 		span.SetAttributes(attribute.Int("announce.get_peers.len", len(ret.Peers)))
+		if ret.Err != nil {
+			span.SetStatus(codes.Error, ret.Err.Error())
+		}
 	}()
 
 	ret.Err = me.AnnounceTracker.TrackAnnounce(ctx, req, addr)
diff --git a/tracker/udp/server/server.go b/tracker/udp/server/server.go
index c8c9bec364c65a180caa30c6459e21f58d9a27f0..ad97f407a3ec6544cc44c6e8248d745d9d3bdf7a 100644
--- a/tracker/udp/server/server.go
+++ b/tracker/udp/server/server.go
@@ -14,6 +14,7 @@ 	"github.com/anacrolix/dht/v2/krpc"
 	"github.com/anacrolix/generics"
 	"github.com/anacrolix/log"
 	"go.opentelemetry.io/otel"
+	"go.opentelemetry.io/otel/codes"
 
 	"github.com/anacrolix/torrent/tracker"
 	"github.com/anacrolix/torrent/tracker/udp"
@@ -45,13 +46,18 @@ 	ctx context.Context,
 	family udp.AddrFamily,
 	source RequestSourceAddr,
 	body []byte,
-) error {
+) (err error) {
 	ctx, span := tracer.Start(ctx, "Server.HandleRequest")
 	defer span.End()
+	defer func() {
+		if err != nil {
+			span.SetStatus(codes.Error, err.Error())
+		}
+	}()
 	var h udp.RequestHeader
 	var r bytes.Reader
 	r.Reset(body)
-	err := udp.Read(&r, &h)
+	err = udp.Read(&r, &h)
 	if err != nil {
 		err = fmt.Errorf("reading request header: %w", err)
 		return err