From fe705bb9567341427ce1ea39d5fc6b19fdee1646 Mon Sep 17 00:00:00 2001 From: Andrea Fioraldi Date: Wed, 28 Oct 2020 14:32:53 +0100 Subject: expand havoc if not new findings in the last 5 seconds --- src/afl-fuzz-one.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) (limited to 'src') diff --git a/src/afl-fuzz-one.c b/src/afl-fuzz-one.c index bf568c38..2e186b90 100644 --- a/src/afl-fuzz-one.c +++ b/src/afl-fuzz-one.c @@ -1884,16 +1884,22 @@ havoc_stage: u32 r_max, r; + r_max = 15 + ((afl->extras_cnt + afl->a_extras_cnt) ? 2 : 0); + if (unlikely(afl->expand_havoc)) { /* add expensive havoc cases here, they are activated after a full cycle without finds happened */ - r_max = 16 + ((afl->extras_cnt + afl->a_extras_cnt) ? 2 : 0); + r_max += 1; - } else { + } + + if (unlikely(get_cur_time() - afl->last_path_time > 5000)) { + + /* add expensive havoc cases here if there is no findings in the last 5s */ - r_max = 15 + ((afl->extras_cnt + afl->a_extras_cnt) ? 2 : 0); + r_max += 1; } -- cgit 1.4.1