From ca75e0fc0e9a8c9a1fc7030a500da4bd318ce3ac Mon Sep 17 00:00:00 2001
From: Ilia Malakhov <ilya.malakhov4@gmail.com>
Date: Wed, 19 Mar 2025 10:39:55 +0100
Subject: [PATCH] fix fatalFindingDeterminator

---
 .../com/code_intelligence/jazzer/driver/FuzzTargetRunner.java  | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/code_intelligence/jazzer/driver/FuzzTargetRunner.java b/src/main/java/com/code_intelligence/jazzer/driver/FuzzTargetRunner.java
index db25a9956..f71226b40 100644
--- a/src/main/java/com/code_intelligence/jazzer/driver/FuzzTargetRunner.java
+++ b/src/main/java/com/code_intelligence/jazzer/driver/FuzzTargetRunner.java
@@ -301,7 +301,8 @@ private static int runOne(long dataPtr, int dataLength) {
       Log.finding(finding);
     }
     if (fatalFindingDeterminatorForJUnit != null) {
-      boolean isFatal = fatalFindingDeterminatorForJUnit.test(data, finding);
+      byte[] crashData = data != null ? data : copyToArray(dataPtr, dataLength);
+      boolean isFatal = fatalFindingDeterminatorForJUnit.test(crashData, finding);
       continueFuzzing = continueFuzzing && !isFatal;
     }
     if (emitDedupToken) {