test: refuse foreign-pid signals from unit-test workers (Coverage fork death, #1824) - #1854

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thymikee merged 5 commits into

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ci/1824-coverage-fork-death

Aug 19, 2026

Commits on Aug 19, 2026

ci: w3-1824 experiment — trace fork signals and plant pid sentinels in the Coverage job
thymikee
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a8a0200
test: refuse foreign-pid signals from unit-test workers
thymikee
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84ffcc7
Revert "ci: w3-1824 experiment — trace fork signals and plant pid sentinels in the Coverage job"
thymikee
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3e7e227
test: refuse spawned kill/pkill writes too, and share the guard with the mutation lane
thymikee
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090cfb9
test: end signal authority at child exit, and guard the promisified execFile path
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