Subject: bug#24515: [25.1]grep cause dead lock?

From: Noam Postavsky <[email-masked]>
Date: Tue, 05 Jun 2018 19:48:31 -0400

found 24515 25.1
retitle 24515 25.1; [w32] grep cause dead lock?
tags 24515 + moreinfo
quit

"vzex1111" <[email-masked]> writes:
  
> I use grep-find function to grep something, and it sometimes cause emacs
> no response, version is 25.1, 24.5 has no problem.
  
> emacs version : i686 x64 windows 25.1
> 2016-09-23

Does this still happen in Emacs 26?  What version of grep do you use?
Does the string you're grepping for matter?  Do the file names matter?
Can you reproduce this from 'emacs -Q'?