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test(fuzz): Add one restart with no dictionary, in case the dictionary's bias is limiting our coverage

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Chris Hennick 2024-06-22 19:22:23 -07:00
parent 958f4a1c10
commit 949682ee5f
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GPG key ID: DA47AABA4961C509
1 changed files with 9 additions and 4 deletions
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13
build-fuzz-corpus-multiple-restarts.sh
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@ -2,9 +2,9 @@
set -euxo pipefail set -euxo pipefail
ncpus=$(nproc || getconf NPROCESSORS_ONLN) ncpus=$(nproc || getconf NPROCESSORS_ONLN)
ncpus=$(( ncpus / ( 1 + $(cat /sys/devices/system/cpu/smt/active)))) ncpus=$(( ncpus / ( 1 + $(cat /sys/devices/system/cpu/smt/active))))
RESTARTS=10 NORMAL_RESTARTS=10
mv "fuzz/corpus/fuzz_$1" "fuzz/corpus/fuzz_$1_pre_fresh_blood" || true mv "fuzz/corpus/fuzz_$1" "fuzz/corpus/fuzz_$1_pre_fresh_blood" || true
for i in $(seq 1 $RESTARTS); do for i in $(seq 1 $NORMAL_RESTARTS); do
mv "fuzz/corpus/fuzz_$1_restart_${i}"/* "fuzz/corpus/fuzz_$1_pre_fresh_blood" || true mv "fuzz/corpus/fuzz_$1_restart_${i}"/* "fuzz/corpus/fuzz_$1_pre_fresh_blood" || true
echo "RESTART ${i}" echo "RESTART ${i}"
mkdir "fuzz/corpus/fuzz_$1" mkdir "fuzz/corpus/fuzz_$1"
@ -14,8 +14,13 @@ for i in $(seq 1 $RESTARTS); do
mkdir "fuzz/corpus/fuzz_$1_restart_${i}" || true mkdir "fuzz/corpus/fuzz_$1_restart_${i}" || true
mv "fuzz/corpus/fuzz_$1"/* "fuzz/corpus/fuzz_$1_restart_${i}" mv "fuzz/corpus/fuzz_$1"/* "fuzz/corpus/fuzz_$1_restart_${i}"
done done
mkdir "fuzz/corpus/fuzz_$1"
for i in $(seq 1 $RESTARTS); do mv "fuzz/corpus/fuzz_$1_restart_dictionaryless"/* "fuzz/corpus/fuzz_$1_pre_fresh_blood" || true
echo "DICTIONARY-LESS RESTART"
cargo fuzz run --all-features "fuzz_$1" "fuzz/corpus/fuzz_$1" -- \
-max_len="$2" -fork="$ncpus" -max_total_time=5100 -runs=100000000
for i in $(seq 1 $NORMAL_RESTARTS); do
mv "fuzz/corpus/fuzz_$1_restart_${i}"/* "fuzz/corpus/fuzz_$1" mv "fuzz/corpus/fuzz_$1_restart_${i}"/* "fuzz/corpus/fuzz_$1"
rmdir "fuzz/corpus/fuzz_$1_restart_${i}" rmdir "fuzz/corpus/fuzz_$1_restart_${i}"
done done