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Tweak fuzz-until-converged: try 5 iterations before quitting, and set iteration to 5 minutes

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This commit is contained in:
Chris Hennick 2024-06-07 18:00:56 +00:00
parent 2be782065c
commit c458eb9df5
1 changed files with 9 additions and 5 deletions
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14
fuzz-until-converged.sh
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@ -1,13 +1,17 @@
#!/bin/bash
rm -r "fuzz/corpus/fuzz_$1_old"
updated=1
while [[ $updated ]]; do
updated=0
MAX_ITERS_WITHOUT_IMPROVEMENT=5
iters_without_improvement=0
while [[ $iters_without_improvement -lt $MAX_ITERS_WITHOUT_IMPROVEMENT ]]; do
cp -r "fuzz/corpus/fuzz_$1" "fuzz/corpus/fuzz_$1_old"
cargo fuzz run --all-features "fuzz_$1" "fuzz/corpus/fuzz_$1" -- \
-dict=fuzz/fuzz.dict -max_len="$2" -rss_limit_mb=8192 \
-fork="$(nproc || getconf NPROCESSORS_ONLN)" -runs=1000000
-fork="$(nproc || getconf NPROCESSORS_ONLN)" -max_total_time=300
./recursive-fuzz-cmin.sh "$1" "$2"
updated=$(diff "fuzz/corpus/fuzz_$1" "fuzz/corpus/fuzz_$1_old")
if diff "fuzz/corpus/fuzz_$1" "fuzz/corpus/fuzz_$1_old"; then
iters_without_improvement=$(( iters_without_improvement + 1 ))
else
iters_without_improvement=0
fi
rm -r "fuzz/corpus/fuzz_$1_old"
done