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threadsanitizer: add tsan for crossbeam #141

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Jun 8, 2022
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threadsanitizer: add tsan for crossbeam #141

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e0ab11a
threadsanitizer: add tsan for crossbeam
zhangjinpeng87 Jun 8, 2022
ff3e116
address env assignment
zhangjinpeng87 Jun 8, 2022
8785558
address tsan path
zhangjinpeng87 Jun 8, 2022
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1 change: 1 addition & 0 deletions .github/workflows/test.yml
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Expand Up @@ -84,4 +84,5 @@ jobs:
command: test
args: --all-features -Zbuild-std --target x86_64-unknown-linux-gnu
env:
TSAN_OPTIONS="suppressions=$(pwd)/.github/workflows/tsan"
RUSTFLAGS: "-Zsanitizer=${{ matrix.sanitizer }}"
14 changes: 14 additions & 0 deletions .github/workflows/tsan
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@@ -0,0 +1,14 @@
# TSAN suppressions file for crossbeam

# The epoch-based GC uses fences.
race:crossbeam_epoch

# Push and steal operations in crossbeam-deque may cause data races, but such
# data races are safe. If a data race happens, the value read by `steal` is
# forgotten and the steal operation is then retried.
race:crossbeam_deque*push
race:crossbeam_deque*steal

# Non-lock-free AtomicCell uses SeqLock which uses fences.
race:crossbeam_utils::atomic::atomic_cell::AtomicCell<T>::compare_exchange