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tests/docker: add test-fuzz 

Running the fuzzer requires some hoop jumping and some problems only
show up in containers. This basically replicates the build-oss-fuzz
job from our CI so we can run in the same containers we use in CI.

Reviewed-by: Alexander Bulekov <alxndr@bu.edu>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20230630180423.558337-10-alex.bennee@linaro.org>
This commit is contained in:
Alex Bennée 2023-06-30 19:03:54 +01:00
parent 3176990fb0
commit 4ab20b513e
2 changed files with 29 additions and 0 deletions
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1
MAINTAINERS
View File

@ -3106,6 +3106,7 @@ R: Qiuhao Li <Qiuhao.Li@outlook.com>
S: Maintained S: Maintained
F: tests/qtest/fuzz/ F: tests/qtest/fuzz/
F: tests/qtest/fuzz-*test.c F: tests/qtest/fuzz-*test.c
F: tests/docker/test-fuzz
F: scripts/oss-fuzz/ F: scripts/oss-fuzz/
F: hw/mem/sparse-mem.c F: hw/mem/sparse-mem.c
F: docs/devel/fuzzing.rst F: docs/devel/fuzzing.rst

28
tests/docker/test-fuzz Executable file
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@ -0,0 +1,28 @@
#!/bin/bash -e
#
# Compile and check with oss-fuzz.
#
# Copyright (c) 2023 Linaro Ltd.
#
# Authors:
# Alex Bennée <alex.bennee@linaro.org>
#
# SPDX-License-Identifier: GPL-2.0-or-later
. common.rc
requires_binary clang
# the build script runs out of $src so we need to copy across
cd "$BUILD_DIR"
cp -a $QEMU_SRC .
cd src
mkdir build-oss-fuzz
export LSAN_OPTIONS=suppressions=scripts/oss-fuzz/lsan_suppressions.txt
env CC="clang" CXX="clang++" CFLAGS="-fsanitize=address" ./scripts/oss-fuzz/build.sh
export ASAN_OPTIONS="fast_unwind_on_malloc=0"
for fuzzer in $(find ./build-oss-fuzz/DEST_DIR/ -executable -type f | grep -v slirp); do
grep "LLVMFuzzerTestOneInput" ${fuzzer} > /dev/null 2>&1 || continue ;
echo Testing ${fuzzer} ... ;
"${fuzzer}" -runs=1 -seed=1 || exit 1 ;
done