% gv n[TAB] 0 [main] bash 9308 fork: child -1 -CreateProcessW
failed for 'C:UsersBBYerscygwinbinbash.exe', errno 13 bash:
fork: Permission denied

% uname -a
CYGWIN_NT-6.1 binaryb 2.10.0(0.325/5/3) 2018-02-02 15:16 x86_64 Cygwin

% bash --version
GNU bash, version 4.4.12(3)-release (x86_64-unknown-cygwin)
Copyright (C) 2016 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software; you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

% gv n[TAB] 0 [main] bash 4556 fork: child -1 - CreateProcessW
failed for 'C:Usersbinarybcygwinbinbash.exe',
errno 13 bash: fork: Permission denied

% mv ~/bin/gv ~/bin/gvx

% gvx n[TAB]
% gvx newfile.txt