many cygwin shells/tools (tcsh, fish, bash, and zsh) crashing STATUS_ACCESS_VIOLATION

[David Dyck]

On Mon, Aug 9, 2021 at 10:04 PM Brian Inglis  wrote:

> It's a known problem that after Windows updates, especially Insider,
> quarterly, or biannually e.g. [20]20H2 [20]2009, it's often advisable to
> rerun Cygwin Setup and allow packages to be upgraded in case patches are
> made for new releases, and DLLs be rebased in case address space is
> occupied by updated Windows components.

I did run cygwin setup, and it did not indicate any pending updates
that were required.
I'll try to do that more frequently, but now I am stuck, any other
ideas to try to get the tools running again

would there be any clues offered from strace?  any other sources of information