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authorAlexander Potapenko <glider@google.com>2022-01-27 16:50:18 +0100
committerAlexander Potapenko <ramosian.glider@gmail.com>2022-01-27 17:13:28 +0100
commit8733bbc453a657a515074ccc7ef005a758fb2919 (patch)
treeccd8553390de60f959d3a26cc6a748038d8f1d5e /tools/docker/env
parent64a8e20124dd47151b9e6db38f759b2c549f1cfb (diff)
tools/docker: download custom clang to build KMSAN
Until KMSAN compiler API is finalized, we often need to use ToT Clang to build the kernel. Download the latest compiler build from GS, and put it under /syzkaller/clang-kmsan.
Diffstat (limited to 'tools/docker/env')
-rw-r--r--tools/docker/env/Dockerfile5
1 files changed, 5 insertions, 0 deletions
diff --git a/tools/docker/env/Dockerfile b/tools/docker/env/Dockerfile
index 7cb35ecca..831471c5b 100644
--- a/tools/docker/env/Dockerfile
+++ b/tools/docker/env/Dockerfile
@@ -35,6 +35,11 @@ RUN mkdir -p /syzkaller/gopath/src/github.com/google/syzkaller && \
mkdir -p /syzkaller/.cache && \
chmod -R 0777 /syzkaller
+# Download and install the custom Clang required to build KMSAN.
+# TODO(@ramosian-glider): switch to stable Clang once KMSAN is upstreamed.
+RUN curl https://storage.googleapis.com/syzkaller/clang-2b554920f11c-patched.tar.gz | tar -C /syzkaller -xz
+RUN ln -s /syzkaller/clang-2b554920f11c-patched /syzkaller/clang-kmsan
+
# The default Docker prompt is too ugly and takes the whole line:
# I have no name!@0f3331d2fb54:~/gopath/src/github.com/google/syzkaller$
RUN echo "export PS1='syz-env🈴 '" > /syzkaller/.bashrc