From a198b33096c0b79fea83162cbace5876915957bb Mon Sep 17 00:00:00 2001
From: Nathaniel Bennett <me@nathanielbennett.com>
Date: Tue, 15 Apr 2025 08:58:18 -0400
Subject: [PATCH] Fix 0/0 stability feedback for libafl_nyx (#3162)

---
 libafl/src/stages/calibrate.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libafl/src/stages/calibrate.rs b/libafl/src/stages/calibrate.rs
index 175982e72f..8789fd9b56 100644
--- a/libafl/src/stages/calibrate.rs
+++ b/libafl/src/stages/calibrate.rs
@@ -254,7 +254,7 @@ where
                 metadata.unstable_entries.insert(item); // Insert newly found items
             }
             metadata.filled_entries_count = map_first_filled_count;
-        } else if !state.has_metadata::<UnstableEntriesMetadata>() {
+        } else if !state.has_metadata::<UnstableEntriesMetadata>() && map_first_filled_count > 0 {
             send_default_stability = true;
             state.add_metadata(UnstableEntriesMetadata::new());
         }