GNU bug report logs - #30243
26.0.91; Infinite recursion in `make-auto-save-file-name' for quoted filenames

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From: Noam Postavsky <npostavs <at> users.sourceforge.net>
To: Michael Albinus <michael.albinus <at> gmx.de>
Cc: 30243 <at> debbugs.gnu.org, Philipp Stephani <p.stephani2 <at> gmail.com>
Subject: bug#30243: 26.0.91; Infinite recursion in `make-auto-save-file-name' for quoted filenames
Date: Thu, 25 Jan 2018 11:46:48 -0500

On Thu, Jan 25, 2018 at 11:36 AM, Michael Albinus
<michael.albinus <at> gmx.de> wrote:

> Emacs is frozen, and there is the error message in the shell Emacs is
> started from:
>
> emacs: malloc.c:2427: sysmalloc: Assertion `(old_top == initial_top (av) && old_size == 0) || ((unsigned long) (old_size) >= MINSIZE && prev_inuse (old_top) && ((unsigned long) old_end & (pagesize - 1)) == 0)' failed.
> Fatal error 6: Aborted

Oh, that's what I got from `file-name-all-completions' before fixing
it. My guess is that it's due to stack overflow. Although it is a bit
strange to get heap corruption from stack usage, maybe a bad
interaction with the stack overflow recovery mechanism?

I'll take a look at the edebug problems later today.

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