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Ensure that llvm-symbolizer is used for symbolizing sanitizer reports

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Since you don't want to fallback to addr2line:

    # addr2line
    $ time /bin/test
    set_flag_impl: Success
    set_flag_if: Success
    /usr/bin/addr2line: DWARF error: invalid or unhandled FORM value: 0x23
    ==================
    WARNING: ThreadSanitizer: data race (pid=18)
    ...
    real    3m8.580s
    user    0m21.967s
    sys     0m40.628s

    # llvm-symbolizer
    $ time ./test
    set_flag_impl: Success
    set_flag_if: Success
    ==================
    WARNING: ThreadSanitizer: data race (pid=24884)
    real    0m0.028s
    user    0m0.003s
    sys     0m0.006s

Signed-off-by: Azat Khuzhin <a.khuzhin@semrush.com>
This commit is contained in:
Azat Khuzhin 2024-07-14 16:06:07 +02:00
parent 3905dde3d9
commit dea95e6c33
1 changed files with 3 additions and 1 deletions
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docker/test/base/Dockerfile
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@ -35,7 +35,9 @@ ENV UBSAN_OPTIONS='print_stacktrace=1 max_allocation_size_mb=32768'
ENV MSAN_OPTIONS='abort_on_error=1 poison_in_dtor=1 max_allocation_size_mb=32768'
ENV LSAN_OPTIONS='max_allocation_size_mb=32768'
# for external_symbolizer_path
# for external_symbolizer_path, and also ensure that llvm-symbolizer really
# exists (since you don't want to fallback to addr2line, it is very slow)
RUN test -f /usr/bin/llvm-symbolizer-${LLVM_VERSION}
RUN ln -s /usr/bin/llvm-symbolizer-${LLVM_VERSION} /usr/bin/llvm-symbolizer
RUN echo "en_US.UTF-8 UTF-8" > /etc/locale.gen && locale-gen en_US.UTF-8