fast resume fix

vanhauser-thc · vanhauser-thc · commit bf09da6aad65 · 2025-06-27T12:54:21.000+02:00
diff --git a/docs/Changelog.md b/docs/Changelog.md
@@ -13,6 +13,7 @@
     - Fix potential sync issues when resuming sessions and when instances in a
       campaign are restarted and skip entries that were synced from itself
       (thanks to @kcwu for raising the issues and providing support!)
+    - Fix for when fast resuming failed
     - more 64 bit archicture support by @maribu
   - afl-cc:
     - Added instrumenting hidden edges (approx 5% edges were not instrumented,
@@ -31,6 +32,8 @@
       afl-cmin if it executes successfully (thanks to @kcwu!)
   - New desocketing library: utils/libaflppdesock
     - Likely works when all other desocketing options fail
+  - nyx_mode:
+    - Properly determine map size
 
 
 ### Version ++4.32c (release)
diff --git a/src/afl-fuzz.c b/src/afl-fuzz.c
@@ -2862,6 +2862,26 @@ int main(int argc, char **argv_orig, char **envp) {
     afl->reinit_table = 1;
     update_calibration_time(afl, &resume_start);
 
+    if (afl->fsrv.cmplog_binary &&
+        afl->fsrv.init_child_func != cmplog_exec_child) {
+
+      FATAL("BUG in afl-fuzz detected. Cmplog mode not set correctly.");
+
+    }
+
+    afl_fsrv_start(&afl->fsrv, afl->argv, &afl->stop_soon,
+                   afl->afl_env.afl_debug_child);
+
+    if (afl->fsrv.support_shmem_fuzz && !afl->fsrv.use_shmem_fuzz) {
+
+      afl_shm_deinit(afl->shm_fuzz);
+      ck_free(afl->shm_fuzz);
+      afl->shm_fuzz = NULL;
+      afl->fsrv.support_shmem_fuzz = 0;
+      afl->fsrv.shmem_fuzz = NULL;
+
+    }
+
   } else {
 
     // after we have the correct bitmap size we can read the bitmap -B option
