GNU bug report logs - #30626
26.0.91; Crash when traversing a `stream-of-directory-files'

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Package: emacs;

Reported by: Michael Heerdegen <michael_heerdegen <at> web.de>

Date: Tue, 27 Feb 2018 09:23:01 UTC

Severity: normal

Tags: fixed, patch

Found in version 26.0.91

Done: Noam Postavsky <npostavs <at> gmail.com>

Bug is archived. No further changes may be made.

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Noam Postavsky <npostavs <at> gmail.com>
Cc: michael_heerdegen <at> web.de, john.b.mastro <at> gmail.com, nicolas <at> petton.fr, 30626 <at> debbugs.gnu.org
Subject: bug#30626: 26.0.91; Crash when traversing a `stream-of-directory-files'
Date: Tue, 13 Mar 2018 18:06:23 +0200

> From: Noam Postavsky <npostavs <at> gmail.com>
> Cc: michael_heerdegen <at> web.de,  john.b.mastro <at> gmail.com,  nicolas <at> petton.fr,  30626 <at> debbugs.gnu.org
> Date: Mon, 12 Mar 2018 21:59:57 -0400
> 
> 4985	      mark_maybe_pointer (*(void **) pp);
> (gdb) p pp
> $28 = 0x7fffffffa968 "\220L\346\002"

Should you look at pp or at *pp?

Also note that for Lisp objects that are marked you need to reset
their mark bit before trying to determine their type and value.

If none of the above helps, please walk me through the steps that led
you to look at -0x268(%rbp), because I'm not sure I follow.
This bug report was last modified 6 years and 44 days ago.

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