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ensure one fuzzer sync per cycle, cycle introspection

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This commit is contained in:
vanhauser-thc
2021-03-27 12:53:09 +01:00
parent 5ee2dd6bbd
commit 7ca51fab19
4 changed files with 18 additions and 7 deletions
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22
src/afl-fuzz.c
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@ -1867,6 +1867,14 @@ int main(int argc, char **argv_orig, char **envp) {
runs_in_current_cycle > afl->queued_paths) ||
(afl->old_seed_selection && !afl->queue_cur))) {
if (unlikely((afl->last_sync_cycle < afl->queue_cycle ||
(!afl->queue_cycle && afl->afl_env.afl_import_first)) &&
afl->sync_id)) {
sync_fuzzers(afl);
}
++afl->queue_cycle;
runs_in_current_cycle = (u32)-1;
afl->cur_skipped_paths = 0;
@ -1980,6 +1988,13 @@ int main(int argc, char **argv_orig, char **envp) {
}
#ifdef INTROSPECTION
fprintf(afl->introspection_file,
"CYCLE cycle=%llu cycle_wo_finds=%llu expand_havoc=%u queue=%u\n",
afl->queue_cycle, afl->cycles_wo_finds, afl->expand_havoc,
afl->queued_paths);
#endif
if (afl->cycle_schedules) {
/* we cannot mix non-AFLfast schedules with others */
@ -2031,13 +2046,6 @@ int main(int argc, char **argv_orig, char **envp) {
prev_queued = afl->queued_paths;
if (afl->sync_id && afl->queue_cycle == 1 &&
afl->afl_env.afl_import_first) {
sync_fuzzers(afl);
}
}
++runs_in_current_cycle;