I found an easier way to reproduce the problem.

- Run emacs in terminal (-nw) mode: emacs -q -nw
- M-x to enger minibuffer prompt
- Type 'ho' and hit TAB
- CTRL-g will quit the command but the menubar is gone and the minibuffer
frame is multiple lines high

-dhruva


On Sat, Aug 9, 2014 at 9:47 AM, dhruva <dhruvakm@gmail.com> wrote:

> Hello,
>  I am running GNU Emacs 24.4.50.1 (x86_64-unknown-linux-gnu) built with
> the following options: ./configure CFLAGS=-DHAVE_ALIGNED_ALLOC
> --with-gif=no --without-x.
>
> - Using putty from MS Windows to log into a GNU/Linux machine
> - Using tmux or the default bash shell in the putty terminal
> - Run emacs in terminal mode: emacs -q -nw
> - Open a large (large enough to have multiple pages so that you need to
> scroll a bit to reach the end of file) file
> - Scroll down using the page-down (keep it pressed) to reach the file end
> - Scroll up using page-up button to reach the file beginning
> - I first notice modeline getting garbled followed by a minibuffer that is
> 2 line high and finally the menubar disappears
> - Quit emacs via emacs-kill
> - The shell prompt in the terminal is garbled and you do not see the
> cursor. You need to clear the screen (terminal) to get back the cursor
> (this is not 100% reproducible but happens often enough)
>
> The same does not happen with GNU Emacs 24.2.1 (x86_64-unknown-linux-gnu,
> GTK+ Version 2.24.13).
>
> I am noticing this problem from around a month. Please let me know how I
> can help in debugging this problem.
>
> with best regards,
> dhruva
>