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handle single seed with perf_score 0

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vanhauser-thc
2021-07-23 10:34:51 +02:00
parent 0e563656fb
commit dc0fed6e0c
1 changed files with 10 additions and 2 deletions
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12
src/afl-fuzz-one.c
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@ -547,7 +547,11 @@ u8 fuzz_one_original(afl_state_t *afl) {
afl->queue_cur->perf_score = orig_perf = perf_score = afl->queue_cur->perf_score = orig_perf = perf_score =
calculate_score(afl, afl->queue_cur); calculate_score(afl, afl->queue_cur);
if (unlikely(perf_score <= 0)) { goto abandon_entry; } if (unlikely(perf_score <= 0 && afl->active_paths > 1)) {
goto abandon_entry;
}
if (unlikely(afl->shm.cmplog_mode && if (unlikely(afl->shm.cmplog_mode &&
afl->queue_cur->colorized < afl->cmplog_lvl && afl->queue_cur->colorized < afl->cmplog_lvl &&
@ -3047,7 +3051,11 @@ static u8 mopt_common_fuzzing(afl_state_t *afl, MOpt_globals_t MOpt_globals) {
else else
orig_perf = perf_score = calculate_score(afl, afl->queue_cur); orig_perf = perf_score = calculate_score(afl, afl->queue_cur);
if (unlikely(perf_score <= 0)) { goto abandon_entry; } if (unlikely(perf_score <= 0 && afl->active_paths > 1)) {
goto abandon_entry;
}
if (unlikely(afl->shm.cmplog_mode && if (unlikely(afl->shm.cmplog_mode &&
afl->queue_cur->colorized < afl->cmplog_lvl && afl->queue_cur->colorized < afl->cmplog_lvl &&