1 files changed, 27 insertions, 27 deletions
diff --git a/src/afl-fuzz.c b/src/afl-fuzz.c
index 559a7326..4134b99e 100644
--- a/src/afl-fuzz.c
+++ b/src/afl-fuzz.c
@@ -1746,33 +1746,6 @@ int main(int argc, char **argv_orig, char **envp) {
   check_if_tty(afl);
   if (afl->afl_env.afl_force_ui) { afl->not_on_tty = 0; }
 
-  if (afl->afl_env.afl_custom_mutator_only) {
-
-    if (!afl->custom_mutators_count) {
-
-      if (afl->shm.cmplog_mode) {
-
-        WARNF(
-            "No custom mutator loaded, using AFL_CUSTOM_MUTATOR_ONLY is "
-            "pointless and only allowed now to allow experiments with CMPLOG.");
-
-      } else {
-
-        FATAL(
-            "No custom mutator loaded but AFL_CUSTOM_MUTATOR_ONLY specified.");
-
-      }
-
-    }
-
-    /* This ensures we don't proceed to havoc/splice */
-    afl->custom_only = 1;
-
-    /* Ensure we also skip all deterministic steps */
-    afl->skip_deterministic = 1;
-
-  }
-
   get_core_count(afl);
 
   atexit(at_exit);
@@ -1872,6 +1845,33 @@ int main(int argc, char **argv_orig, char **envp) {
 
   setup_custom_mutators(afl);
 
+  if (afl->afl_env.afl_custom_mutator_only) {
+
+    if (!afl->custom_mutators_count) {
+
+      if (afl->shm.cmplog_mode) {
+
+        WARNF(
+            "No custom mutator loaded, using AFL_CUSTOM_MUTATOR_ONLY is "
+            "pointless and only allowed now to allow experiments with CMPLOG.");
+
+      } else {
+
+        FATAL(
+            "No custom mutator loaded but AFL_CUSTOM_MUTATOR_ONLY specified.");
+
+      }
+
+    }
+
+    /* This ensures we don't proceed to havoc/splice */
+    afl->custom_only = 1;
+
+    /* Ensure we also skip all deterministic steps */
+    afl->skip_deterministic = 1;
+
+  }
+
   if (afl->limit_time_sig > 0 && afl->custom_mutators_count) {
 
     if (afl->custom_only) {