Subject: bug#24911: 25.1; Emacs hangs or crashes on use of read syntax for circular objects in IELM

From: Gemini Lasswell <[email-masked]>
Date: Thu, 10 Nov 2016 11:25:52 -0800

Eli Zaretskii <[email-masked]> writes:
>
> I don't know, but it's hardly fatal.  I'd like to focus on the hangs
> and crashes first, if they can be reproduced.
>

I have just made it happen under gdb, with a breakpoint on
handle_sigsegv. Here is the output of 'bt full'. It tells me
'xbacktrace' is an undefined command. This is my first time working with
gdb.