GNU bug report logs - #36279
26.2.90; (process-attributes nonexistent-pid) segmentation fault

Previous Next

Package: emacs;

Reported by: Xu Chunyang <mail <at> xuchunyang.me>

Date: Tue, 18 Jun 2019 13:27:02 UTC

Severity: normal

Tags: fixed

Found in version 26.2.90

Fixed in version 26.3

Done: Robert Pluim <rpluim <at> gmail.com>

Bug is archived. No further changes may be made.

Full log

Message #41 received at 36279 <at> debbugs.gnu.org (full text, mbox):

From: Andreas Schwab <schwab <at> suse.de>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 36279 <at> debbugs.gnu.org, mail <at> xuchunyang.me, npostavs <at> gmail.com
Subject: Re: bug#36279: 26.2.90;
 (process-attributes nonexistent-pid) segmentation fault
Date: Wed, 19 Jun 2019 10:01:22 +0200

On Jun 19 2019, Robert Pluim <rpluim <at> gmail.com> wrote:

> From a70ac9f644660a16fa871a9f6933c1344ffae083 Mon Sep 17 00:00:00 2001
> From: Robert Pluim <rpluim <at> gmail.com>
> Date: Wed, 19 Jun 2019 08:52:50 +0200
> Subject: [PATCH] Check length returned by sysctl
> To: emacs-devel <at> gnu.org
>
> sysctl sometimes returns successfully even when it returns no data,
> such as when querying non-existent processes, which can cause crashes.

I thinks that's not a sometimes, but how it is documented to work.

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab <at> suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."
This bug report was last modified 5 years and 342 days ago.

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.