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enhance afl++ performance (#5916)

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van Hauser 2021-06-14 16:37:20 +02:00 committed by GitHub
parent 53f3757b2a
commit 6ca95a1817
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2 changed files with 3 additions and 2 deletions
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2
infra/base-images/base-builder/Dockerfile
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@ -181,7 +181,7 @@ WORKDIR $SRC
# TODO: switch to -b stable once we can.
RUN git clone https://github.com/AFLplusplus/AFLplusplus.git aflplusplus && \
cd aflplusplus && \
git checkout 5997a4fc09163c1baa186f5a9d00c4c8668a72b1
git checkout ade8cdca55951958024c86766453430f904381c5
RUN cd $SRC && \
curl -L -O https://github.com/google/honggfuzz/archive/oss-fuzz.tar.gz && \

3
infra/base-images/base-runner/run_fuzzer
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@ -103,8 +103,9 @@ if [[ "$FUZZING_ENGINE" = afl ]]; then
export UBSAN_OPTIONS="$UBSAN_OPTIONS:symbolize=0"
export AFL_I_DONT_CARE_ABOUT_MISSING_CRASHES=1
export AFL_SKIP_CPUFREQ=1
export AFL_NO_AFFINITY=1
export AFL_TRY_AFFINITY=1
export AFL_FAST_CAL=1
export AFL_CMPLOG_ONLY_NEW=1
export AFL_FORKSRV_INIT_TMOUT=30000
# If $OUT/afl_cmplog.txt is present this means the target was compiled for
# CMPLOG. So we have to add the proper parameters to afl-fuzz.