Subject: Re: bug#47244: 28.0.50; SIGSEGV in long-runnning Emacs

From: martin rudalics <[email-masked]>
Date: Tue, 30 Mar 2021 16:36:39 +0200

>    contents = XIL(0x5555578f43dd),

So the selected window has not changed IIUC.  Can you please verify by
comparing the values of selected_window and old_selected_window?  And
what gives

p XBUFFER (XWINDOW (selected_window)->old_buffer)->name_

martin