tech@mandoc.bsd.lv
 help / color / mirror / Atom feed
From: "Anthony J. Bentley" <anthony@anjbe.name>
To: tech@mandoc.bsd.lv
Subject: malloc canary corruption
Date: Tue, 12 Feb 2019 22:45:16 -0700	[thread overview]
Message-ID: <47544.1550036716@desktop.ajb.soy> (raw)

Hi,

I noticed rancid's par(1) caused mandoc to crash.

$ sysctl vm.malloc_conf
vm.malloc_conf=C
$ cat example # note the blank line
.P
.El
.El

$ mandoc example
mandoc(90888) in free(): chunk canary corrupted 0xb73c1ad12f0 0x1@0x1
Abort trap (core dumped)

-- 
Anthony J. Bentley
--
 To unsubscribe send an email to tech+unsubscribe@mandoc.bsd.lv

             reply	other threads:[~2019-02-13  5:45 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-13  5:45 Anthony J. Bentley [this message]
2019-03-19 16:38 ` Ingo Schwarze

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=47544.1550036716@desktop.ajb.soy \
    --to=anthony@anjbe.name \
    --cc=tech@mandoc.bsd.lv \
    --subject='Re: malloc canary corruption' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).