On Wed, 18 Jun 2025, Jeremy Drake via Cygwin wrote:
> The "stress tests x86_64 on arm64 Windows" tests "fp" and "memcpy" seem to
> be consitently failing since 364226a. The step is allowed to continue on
> error because there is some flakiness with tests on arm64 Windows, but
> these tests seem to be pretty consistently failing.
>
> It seems like 3 commits were pushed at once, so there's only one job for:
>
> Cygwin: signal: Prevent unexpected crash on frequent SIGSEGV
> Cygwin: signal: Revert _cygtls::inside_kernel() change
> Cygwin: signal: Enable the signal mask earlier
>
> See for example
> https://github.com/cygwin/cygwin/actions/runs/15706999164/job/44256840429#step:6:37
I tried reverting each of these, and found that the commit
f305ca916ad25870fb010334e4fcaf93057c78b9 ("Cygwin: signal: Prevent
unexpected crash on frequent SIGSEGV") is the one that causes these
failures.
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