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Keep num_covered_map_indexes in sync with history map if block listing flaky entries (#2542)

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Nils Bars 2024-09-24 03:31:32 +02:00 committed by GitHub
parent f0d85aaaa5
commit bacbffa6c1
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1 changed files with 7 additions and 3 deletions
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10
libafl/src/stages/calibrate.rs
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@ -212,11 +212,11 @@ where
.as_ref()
.to_vec();
let history_map = &mut state
let map_state = state
.named_metadata_map_mut()
.get_mut::<MapFeedbackMetadata<O::Entry>>(&self.map_name)
.unwrap()
.history_map;
.unwrap();
let history_map = &mut map_state.history_map;
if history_map.len() < map_first_len {
history_map.resize(map_first_len, O::Entry::default());
@ -228,6 +228,10 @@ where
.enumerate()
{
if *first != *cur && *history != O::Entry::max_value() {
// If we just hit a history map entry that was not covered before, but is now flagged as flaky,
// we need to make sure the `num_covered_map_indexes` is kept in sync.
map_state.num_covered_map_indexes +=
usize::from(*history == O::Entry::default());
*history = O::Entry::max_value();
unstable_entries.push(idx);
};