SYS-OSS/FRET-LibAFL
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add edge filter

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This commit is contained in:
Alwin Berger 2024-05-21 18:47:12 +02:00
parent b9b6e1fc12
commit 54fa7cce62
2 changed files with 4 additions and 3 deletions
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2
fuzzers/FRET/Cargo.toml
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@ -34,7 +34,7 @@ sched_afl = []
sched_stg = []
# overall_configs
config_genetic = ["gensize_100","feed_genetic","sched_genetic"]
config_afl = ["feed_afl","sched_afl"]
config_afl = ["feed_afl","sched_afl","observe_hitcounts"]
config_frafl = ["feed_afl","sched_afl","feed_longest"]
config_stg = ["feed_stg","sched_stg"]

5
fuzzers/FRET/src/fuzzer.rs
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@ -376,8 +376,9 @@ pub fn fuzz() {
#[cfg(feature = "observe_systemstate")]
let mut api_ranges = get_all_fn_symbol_ranges(&elf, api_range);
#[cfg(feature = "observe_systemstate")]
let mut isr_ranges : HashMap<String,std::ops::Range<GuestAddr>> = systemstate::helpers::ISR_SYMBOLS.iter().filter_map(|x| (api_ranges.get(&x.to_string()).map(|y| (x.to_string(),y.clone())))).collect();
let denylist=isr_ranges.values().map(|x| x.clone()).collect();
let denylist = QemuInstrumentationFilter::DenyList(denylist); // do not count isr jumps, which are useless
#[cfg(feature = "observe_systemstate")]
let mut isr_addreses : HashMap<GuestAddr, String> = systemstate::helpers::ISR_SYMBOLS.iter().filter_map(|x| (api_ranges.remove(&x.to_string()).map(|y| (y.start,x.to_string())))).collect();
@ -595,7 +596,7 @@ pub fn fuzz() {
#[cfg(feature = "observe_systemstate")]
let qhelpers = (QemuSystemStateHelper::new(api_addreses,api_ranges,isr_addreses,isr_ranges,curr_tcb_pointer,task_queue_addr,task_delay_addr,task_delay_overflow_addr,scheduler_lock,scheduler_running, critical_section,input_counter_ptr,app_range.clone()), qhelpers);
#[cfg(feature = "observe_edges")]
let qhelpers = (QemuEdgeCoverageHelper::default(), qhelpers);
let qhelpers = (QemuEdgeCoverageHelper::new(denylist), qhelpers);
let qhelpers = (QemuStateRestoreHelper::new(), qhelpers);
let mut hooks = QemuHooks::new(emu.clone(),qhelpers);