https://bugs.winehq.org/show_bug.cgi?id=54511
--- Comment #1 from Fabian Maurer dark.shadow4@web.de --- Minimal sample to reproduce the hang:
cat > /tmp/test<<EOF Test EOF
Just install cygwin until it hangs, kill it, and then run it like wine "C:\cygwin64\bin\dash.exe" "c:\test.dash"