From e8c865dcc6332c5b0b0f52ee5b1587b184c608a7 Mon Sep 17 00:00:00 2001
From: Eitan Seri-Levi <eserilev@ucsc.edu>
Date: Tue, 28 Apr 2026 23:50:07 +0200
Subject: [PATCH] Gossip reprocessed payload envelopes that are timely (#9210)

Payloads from the reprocess queue should be gossiped after import if they are still timely. In devnets this happens frequently since there are many cases where the envelope arrives before the block





Co-Authored-By: Eitan Seri-Levi <eserilev@ucsc.edu>
---
 .../gossip_methods.rs                         | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/beacon_node/network/src/network_beacon_processor/gossip_methods.rs b/beacon_node/network/src/network_beacon_processor/gossip_methods.rs
index 29306c198d..0135d7f5dd 100644
--- a/beacon_node/network/src/network_beacon_processor/gossip_methods.rs
+++ b/beacon_node/network/src/network_beacon_processor/gossip_methods.rs
@@ -3627,6 +3627,23 @@ impl<T: BeaconChainTypes> NetworkBeaconProcessor<T> {
         self.propagate_if_timely(is_timely, message_id, peer_id)
     }
 
+    /// If a payload envelope is still valid with respect to the current time (i.e., its slot
+    /// matches the current slot), propagate it on gossip. Otherwise, ignore it.
+    fn propagate_envelope_if_timely(
+        &self,
+        envelope_slot: Slot,
+        message_id: MessageId,
+        peer_id: PeerId,
+    ) {
+        let is_timely = self
+            .chain
+            .slot_clock
+            .now()
+            .is_some_and(|current_slot| envelope_slot == current_slot);
+
+        self.propagate_if_timely(is_timely, message_id, peer_id)
+    }
+
     /// If a sync committee signature or sync committee contribution is still valid with respect to
     /// the current time (i.e., timely), propagate it on gossip. Otherwise, ignore it.
     fn propagate_sync_message_if_timely(
@@ -3831,6 +3848,12 @@ impl<T: BeaconChainTypes> NetworkBeaconProcessor<T> {
                         let process_fn = Box::pin(async move {
                             match chain.verify_envelope_for_gossip(envelope).await {
                                 Ok(verified_envelope) => {
+                                    let envelope_slot = verified_envelope.signed_envelope.slot();
+                                    inner_self.propagate_envelope_if_timely(
+                                        envelope_slot,
+                                        message_id,
+                                        peer_id,
+                                    );
                                     inner_self
                                         .process_gossip_verified_execution_payload_envelope(
                                             peer_id,