Sancov based ctx/ngram LibAFL fuzzers

fuzzers/libafl_fuzzbench_ctx/builder.Dockerfile

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+# Copyright 2020 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+ARG parent_image
+FROM $parent_image
+
+# Uninstall old Rust & Install the latest one.
+RUN if which rustup; then rustup self uninstall -y; fi && \
+    curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs > /rustup.sh && \
+    sh /rustup.sh --default-toolchain nightly-2023-03-29 -y && \
+    rm /rustup.sh
+
+# Install dependencies.
+RUN apt-get update && \
+    apt-get remove -y llvm-10 && \
+    apt-get install -y \
+        build-essential \
+        llvm-11 \
+        clang-12 && \
+    apt-get install -y wget libstdc++5 libtool-bin automake flex bison \
+        libglib2.0-dev libpixman-1-dev python3-setuptools unzip \
+        apt-utils apt-transport-https ca-certificates joe curl \
+        python3-dev gzip
+
+# Download libafl
+RUN git clone https://github.com/tokatoka/libafl_fuzzbench /libafl_fuzzbench && \
+    cd /libafl_fuzzbench && \
+    git checkout 387abaa75ff5875477cef3b14eed9149db83cf4c && \
+    git submodule update --init
+
+# Compile libafl
+RUN cd /libafl_fuzzbench/ && unset CFLAGS && unset CXXFLAGS && \
+    export CC=clang && export CXX=clang++ && \
+    export LIBAFL_EDGES_MAP_SIZE=65536 && \
+    PATH="/root/.cargo/bin/:$PATH"  cargo build --release --features no_link_main
+
+# Auxiliary weak references.
+RUN cd /libafl_fuzzbench && \
+    clang -c stub_rt.c && \
+    ar r /stub_rt.a stub_rt.o

fuzzers/libafl_fuzzbench_ctx/description.md

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+# libafl
+
+libafl fuzzer instance 
+  - cmplog feature
+  - persistent mode
+
+Repository: [https://github.com/AFLplusplus/libafl/](https://github.com/AFLplusplus/libafl/)
+
+[builder.Dockerfile](builder.Dockerfile)
+[fuzzer.py](fuzzer.py)
+[runner.Dockerfile](runner.Dockerfile)

fuzzers/libafl_fuzzbench_ctx/fuzzer.py

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+# Copyright 2020 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+"""Integration code for a LibAFL-based fuzzer."""
+
+import os
+import subprocess
+
+from fuzzers import utils
+
+
+def prepare_fuzz_environment(input_corpus):
+    """Prepare to fuzz with a LibAFL-based fuzzer."""
+    os.environ['ASAN_OPTIONS'] = 'abort_on_error=1:detect_leaks=0:'\
+                                 'malloc_context_size=0:symbolize=0:'\
+                                 'allocator_may_return_null=1:'\
+                                 'detect_odr_violation=0:handle_segv=0:'\
+                                 'handle_sigbus=0:handle_abort=0:'\
+                                 'handle_sigfpe=0:handle_sigill=0'
+    os.environ['UBSAN_OPTIONS'] =  'abort_on_error=1:'\
+                                   'allocator_release_to_os_interval_ms=500:'\
+                                   'handle_abort=0:handle_segv=0:'\
+                                   'handle_sigbus=0:handle_sigfpe=0:'\
+                                   'handle_sigill=0:print_stacktrace=0:'\
+                                   'symbolize=0:symbolize_inline_frames=0'
+    # Create at least one non-empty seed to start.
+    utils.create_seed_file_for_empty_corpus(input_corpus)
+
+
+def build():  # pylint: disable=too-many-branches,too-many-statements
+    """Build benchmark."""
+    os.environ['CC'] = '/libafl_fuzzbench/target/release/naive_ctx_cc'
+    os.environ['CXX'] = '/libafl_fuzzbench/target/release/naive_ctx_cxx'
+
+    os.environ['ASAN_OPTIONS'] = 'abort_on_error=0:allocator_may_return_null=1'
+    os.environ['UBSAN_OPTIONS'] = 'abort_on_error=0'
+
+    cflags = ['--libafl']
+    utils.append_flags('CFLAGS', cflags)
+    utils.append_flags('CXXFLAGS', cflags)
+    utils.append_flags('LDFLAGS', cflags)
+
+    os.environ['FUZZER_LIB'] = '/stub_rt.a'
+    utils.build_benchmark()
+
+
+def fuzz(input_corpus, output_corpus, target_binary):
+    """Run fuzzer."""
+    prepare_fuzz_environment(input_corpus)
+    dictionary_path = utils.get_dictionary_path(target_binary)
+    command = [target_binary]
+    if dictionary_path:
+        command += (['-x', dictionary_path])
+    command += (['-o', output_corpus, '-i', input_corpus])
+    print(command)
+    subprocess.check_call(command, cwd=os.environ['OUT'])

fuzzers/libafl_fuzzbench_ctx/runner.Dockerfile

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+# Copyright 2020 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FROM gcr.io/fuzzbench/base-image
+
+# This makes interactive docker runs painless:
+ENV LD_LIBRARY_PATH="$LD_LIBRARY_PATH:/out"
+#ENV AFL_MAP_SIZE=2621440
+ENV PATH="$PATH:/out"
+ENV AFL_SKIP_CPUFREQ=1
+ENV AFL_I_DONT_CARE_ABOUT_MISSING_CRASHES=1
+ENV AFL_TESTCACHE_SIZE=2

fuzzers/libafl_fuzzbench_fast/builder.Dockerfile

@@ -0,0 +1,51 @@
+# Copyright 2020 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+ARG parent_image
+FROM $parent_image
+
+# Uninstall old Rust & Install the latest one.
+RUN if which rustup; then rustup self uninstall -y; fi && \
+    curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs > /rustup.sh && \
+    sh /rustup.sh --default-toolchain nightly-2023-03-29 -y && \
+    rm /rustup.sh
+
+# Install dependencies.
+RUN apt-get update && \
+    apt-get remove -y llvm-10 && \
+    apt-get install -y \
+        build-essential \
+        llvm-11 \
+        clang-12 && \
+    apt-get install -y wget libstdc++5 libtool-bin automake flex bison \
+        libglib2.0-dev libpixman-1-dev python3-setuptools unzip \
+        apt-utils apt-transport-https ca-certificates joe curl \
+        python3-dev gzip
+
+# Download libafl
+RUN git clone https://github.com/AFLplusplus/libafl_fuzzbench /libafl_fuzzbench && \
+    cd /libafl_fuzzbench && \
+    git checkout f59797ea5d2ff56489925a9fa1c6d0c7ef3b8fed && \
+    git submodule update --init
+
+# Compile libafl
+RUN cd /libafl_fuzzbench/ && unset CFLAGS && unset CXXFLAGS && \
+    export CC=clang && export CXX=clang++ && \
+    export LIBAFL_EDGES_MAP_SIZE=2621440 && \
+    PATH="/root/.cargo/bin/:$PATH"  cargo build --release --features no_link_main
+
+# Auxiliary weak references.
+RUN cd /libafl_fuzzbench && \
+    clang -c stub_rt.c && \
+    ar r /stub_rt.a stub_rt.o

fuzzers/libafl_fuzzbench_fast/description.md

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+# libafl
+
+libafl fuzzer instance 
+  - cmplog feature
+  - persistent mode
+
+Repository: [https://github.com/AFLplusplus/libafl/](https://github.com/AFLplusplus/libafl/)
+
+[builder.Dockerfile](builder.Dockerfile)
+[fuzzer.py](fuzzer.py)
+[runner.Dockerfile](runner.Dockerfile)

fuzzers/libafl_fuzzbench_fast/fuzzer.py

@@ -0,0 +1,67 @@
+# Copyright 2020 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+"""Integration code for a LibAFL-based fuzzer."""
+
+import os
+import subprocess
+
+from fuzzers import utils
+
+
+def prepare_fuzz_environment(input_corpus):
+    """Prepare to fuzz with a LibAFL-based fuzzer."""
+    os.environ['ASAN_OPTIONS'] = 'abort_on_error=1:detect_leaks=0:'\
+                                 'malloc_context_size=0:symbolize=0:'\
+                                 'allocator_may_return_null=1:'\
+                                 'detect_odr_violation=0:handle_segv=0:'\
+                                 'handle_sigbus=0:handle_abort=0:'\
+                                 'handle_sigfpe=0:handle_sigill=0'
+    os.environ['UBSAN_OPTIONS'] =  'abort_on_error=1:'\
+                                   'allocator_release_to_os_interval_ms=500:'\
+                                   'handle_abort=0:handle_segv=0:'\
+                                   'handle_sigbus=0:handle_sigfpe=0:'\
+                                   'handle_sigill=0:print_stacktrace=0:'\
+                                   'symbolize=0:symbolize_inline_frames=0'
+    # Create at least one non-empty seed to start.
+    utils.create_seed_file_for_empty_corpus(input_corpus)
+
+
+def build():  # pylint: disable=too-many-branches,too-many-statements
+    """Build benchmark."""
+    os.environ['CC'] = '/libafl_fuzzbench/target/release/fast_cc'
+    os.environ['CXX'] = '/libafl_fuzzbench/target/release/fast_cxx'
+
+    os.environ['ASAN_OPTIONS'] = 'abort_on_error=0:allocator_may_return_null=1'
+    os.environ['UBSAN_OPTIONS'] = 'abort_on_error=0'
+
+    cflags = ['--libafl']
+    utils.append_flags('CFLAGS', cflags)
+    utils.append_flags('CXXFLAGS', cflags)
+    utils.append_flags('LDFLAGS', cflags)
+
+    os.environ['FUZZER_LIB'] = '/stub_rt.a'
+    utils.build_benchmark()
+
+
+def fuzz(input_corpus, output_corpus, target_binary):
+    """Run fuzzer."""
+    prepare_fuzz_environment(input_corpus)
+    dictionary_path = utils.get_dictionary_path(target_binary)
+    command = [target_binary]
+    if dictionary_path:
+        command += (['-x', dictionary_path])
+    command += (['-o', output_corpus, '-i', input_corpus])
+    print(command)
+    subprocess.check_call(command, cwd=os.environ['OUT'])

fuzzers/libafl_fuzzbench_fast/runner.Dockerfile

@@ -0,0 +1,23 @@
+# Copyright 2020 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FROM gcr.io/fuzzbench/base-image
+
+# This makes interactive docker runs painless:
+ENV LD_LIBRARY_PATH="$LD_LIBRARY_PATH:/out"
+#ENV AFL_MAP_SIZE=2621440
+ENV PATH="$PATH:/out"
+ENV AFL_SKIP_CPUFREQ=1
+ENV AFL_I_DONT_CARE_ABOUT_MISSING_CRASHES=1
+ENV AFL_TESTCACHE_SIZE=2

fuzzers/libafl_fuzzbench_fast_ngram4/builder.Dockerfile

@@ -0,0 +1,51 @@
+# Copyright 2020 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+ARG parent_image
+FROM $parent_image
+
+# Uninstall old Rust & Install the latest one.
+RUN if which rustup; then rustup self uninstall -y; fi && \
+    curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs > /rustup.sh && \
+    sh /rustup.sh --default-toolchain nightly-2023-03-29 -y && \
+    rm /rustup.sh
+
+# Install dependencies.
+RUN apt-get update && \
+    apt-get remove -y llvm-10 && \
+    apt-get install -y \
+        build-essential \
+        llvm-11 \
+        clang-12 && \
+    apt-get install -y wget libstdc++5 libtool-bin automake flex bison \
+        libglib2.0-dev libpixman-1-dev python3-setuptools unzip \
+        apt-utils apt-transport-https ca-certificates joe curl \
+        python3-dev gzip
+
+# Download libafl
+RUN git clone https://github.com/AFLplusplus/libafl_fuzzbench /libafl_fuzzbench && \
+    cd /libafl_fuzzbench && \
+    git checkout f59797ea5d2ff56489925a9fa1c6d0c7ef3b8fed && \
+    git submodule update --init
+
+# Compile libafl
+RUN cd /libafl_fuzzbench/ && unset CFLAGS && unset CXXFLAGS && \
+    export CC=clang && export CXX=clang++ && \
+    export LIBAFL_EDGES_MAP_SIZE=65536 && \
+    PATH="/root/.cargo/bin/:$PATH"  cargo build --release --features no_link_main
+
+# Auxiliary weak references.
+RUN cd /libafl_fuzzbench && \
+    clang -c stub_rt.c && \
+    ar r /stub_rt.a stub_rt.o

fuzzers/libafl_fuzzbench_fast_ngram4/description.md

@@ -0,0 +1,11 @@
+# libafl
+
+libafl fuzzer instance 
+  - cmplog feature
+  - persistent mode
+
+Repository: [https://github.com/AFLplusplus/libafl/](https://github.com/AFLplusplus/libafl/)
+
+[builder.Dockerfile](builder.Dockerfile)
+[fuzzer.py](fuzzer.py)
+[runner.Dockerfile](runner.Dockerfile)