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authorvanhauser-thc <vh@thc.org>2023-02-15 09:32:32 +0100
committervanhauser-thc <vh@thc.org>2023-02-15 09:32:32 +0100
commit668f5e1fa9c126bb8c751a6e4ef038ae60a442fa (patch)
tree362993e4efc4e08489f9ccf47fbf2ed9f227ee33 /src
parent80eabd6e8a30c2ffc0f084ab34df8b9d582419c3 (diff)
downloadafl++-668f5e1fa9c126bb8c751a6e4ef038ae60a442fa.tar.gz
debug output
Diffstat (limited to 'src')
-rw-r--r--src/afl-fuzz-init.c2
-rw-r--r--src/afl-fuzz-one.c2
-rw-r--r--src/afl-fuzz-run.c2
-rw-r--r--src/afl-fuzz-state.c7
4 files changed, 10 insertions, 3 deletions
diff --git a/src/afl-fuzz-init.c b/src/afl-fuzz-init.c
index 1182bd41..c20965b4 100644
--- a/src/afl-fuzz-init.c
+++ b/src/afl-fuzz-init.c
@@ -1120,7 +1120,7 @@ void perform_dry_run(afl_state_t *afl) {
 
     }
 
-    if (q->var_behavior) {
+    if (unlikely(q->var_behavior && !afl->afl_env.afl_no_warn_instability)) {
 
       WARNF("Instrumentation output varies across runs.");
 
diff --git a/src/afl-fuzz-one.c b/src/afl-fuzz-one.c
index 2f016217..e97db273 100644
--- a/src/afl-fuzz-one.c
+++ b/src/afl-fuzz-one.c
@@ -1988,7 +1988,7 @@ custom_mutator_stage:
 
           if (unlikely(!mutated_buf)) {
 
-            //FATAL("Error in custom_fuzz. Size returned: %zu", mutated_size);
+            // FATAL("Error in custom_fuzz. Size returned: %zu", mutated_size);
             break;
 
           }
diff --git a/src/afl-fuzz-run.c b/src/afl-fuzz-run.c
index 7dd83150..f5425011 100644
--- a/src/afl-fuzz-run.c
+++ b/src/afl-fuzz-run.c
@@ -523,7 +523,7 @@ u8 calibrate_case(afl_state_t *afl, struct queue_entry *q, u8 *use_mem,
 
         }
 
-        if (unlikely(!var_detected)) {
+        if (unlikely(!var_detected && !afl->afl_env.afl_no_warn_instability)) {
 
           // note: from_queue seems to only be set during initialization
           if (afl->afl_env.afl_no_ui || from_queue) {
diff --git a/src/afl-fuzz-state.c b/src/afl-fuzz-state.c
index 104b1e4b..6d8c8758 100644
--- a/src/afl-fuzz-state.c
+++ b/src/afl-fuzz-state.c
@@ -204,6 +204,13 @@ void read_afl_environment(afl_state_t *afl, char **envp) {
             afl->afl_env.afl_no_affinity =
                 get_afl_env(afl_environment_variables[i]) ? 1 : 0;
 
+          } else if (!strncmp(env, "AFL_NO_WARN_INSTABILITY",
+
+                              afl_environment_variable_len)) {
+
+            afl->afl_env.afl_no_warn_instability =
+                get_afl_env(afl_environment_variables[i]) ? 1 : 0;
+
           } else if (!strncmp(env, "AFL_TRY_AFFINITY",
 
                               afl_environment_variable_len)) {