about summary refs log tree commit diff
path: root/docs
diff options
context:
space:
mode:
Diffstat (limited to 'docs')
-rw-r--r--docs/Changelog.md7
-rw-r--r--docs/env_variables.md13
2 files changed, 12 insertions, 8 deletions
diff --git a/docs/Changelog.md b/docs/Changelog.md
index 94b4c502..8f2b2545 100644
--- a/docs/Changelog.md
+++ b/docs/Changelog.md
@@ -4,7 +4,9 @@
   release of the tool. See README.md for the general instruction manual.
 
 ### Version ++4.09a (dev)
-  - something cool :-)
+  - afl-fuzz:
+    - added `AFL_FINAL_SYNC` which forces a final fuzzer sync (also for `-F`)
+      before terminating.
 
 
 ### Version ++4.08c (release)
@@ -22,7 +24,6 @@
     - -l X option to enable base64 transformation solving
     - allow to disable CMPLOG with '-c -' (e.g. afl.rs enforces '-c 0' on
       every instance which is counterproductive).
-
   - afl-cmin/afl-cmin.bash:
     - fixed a bug inherited from vanilla AFL where a coverage of
       map[123] = 11 would be the same as map[1123] = 1
@@ -40,7 +41,6 @@
   - qemu_mode:
     - added qemu_mode/utils/qemu_get_symbol_addr.sh
 
-
 ### Version ++4.07c (release)
   - afl-fuzz:
     - reverse reading the seeds only on restarts (increases performance)
@@ -69,7 +69,6 @@
     - TritonDSE in custom_mutators/aflpp_tritondse
     - SymQEMU in custom_mutators/symqemu
 
-
 ### Version ++4.06c (release)
   - afl-fuzz:
     - ensure temporary file descriptor is closed when not used
diff --git a/docs/env_variables.md b/docs/env_variables.md
index affc9e3c..2ce274d3 100644
--- a/docs/env_variables.md
+++ b/docs/env_variables.md
@@ -412,10 +412,15 @@ checks or alter some of the more exotic semantics of the tool:
     set `AFL_IGNORE_PROBLEMS`. If you additionally want to also ignore coverage
     from late loaded libraries, you can set `AFL_IGNORE_PROBLEMS_COVERAGE`.
 
-  - When running in the `-M` or `-S` mode, setting `AFL_IMPORT_FIRST` causes the
-    fuzzer to import test cases from other instances before doing anything else.
-    This makes the "own finds" counter in the UI more accurate. Beyond counter
-    aesthetics, not much else should change.
+  - When running with multiple afl-fuzz or with `-F`,  setting `AFL_IMPORT_FIRST`
+    causes the fuzzer to import test cases from other instances before doing
+    anything else. This makes the "own finds" counter in the UI more accurate.
+
+  - When running with multiple afl-fuzz or with `-F`,  setting `AFL_FINAL_SYNC`
+    will cause the fuzzer to perform a final import of test cases when
+    terminating. This is beneficial for `-M` main fuzzers to ensure it has all
+    unique test cases and hence you only need to `afl-cmin` this single
+    queue.
 
   - Setting `AFL_INPUT_LEN_MIN` and `AFL_INPUT_LEN_MAX` are an alternative to
     the afl-fuzz -g/-G command line option to control the minimum/maximum