mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
To: Dmitry Vyukov <dvyukov@google.com>
Cc: Petr Mladek <pmladek@suse.com>,
	Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
	LKML <linux-kernel@vger.kernel.org>,
	Steven Rostedt <rostedt@goodmis.org>,
	John Ogness <john.ogness@linutronix.de>
Subject: Re: KASAN: global-out-of-bounds in console_unlock
Date: Mon, 28 Sep 2020 11:07:52 +0900	[thread overview]
Message-ID: <20200928020752.GA871730@jagdpanzerIV.localdomain> (raw)
In-Reply-To: <CACT4Y+a8yAm2HFJkz+pgYDm4QV+5S8K5FH3wVn4e8kgbMzcXdg@mail.gmail.com>

Cc-ing John and Steven

On (20/09/27 11:12), Dmitry Vyukov wrote:
> Hi printk maintainers,
> 
> I've got the following out-of-bounds in printk code.
> This is on next-20200925. Config is attached.
> This is just on pr_cont("\n"). Something overreads the string.
> 
> ==================================================================
> BUG: KASAN: global-out-of-bounds in memchr+0x65/0x80 lib/string.c:1058
> Read of size 1 at addr ffffffff8c68c860 by task swapper/0/0

Thanks for the report. I think this should be fixed by
https://lore.kernel.org/lkml/20200926015526.8921-1-john.ogness@linutronix.de/

	-ss

  reply	other threads:[~2020-09-28  2:07 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-27  9:12 Dmitry Vyukov
2020-09-28  2:07 ` Sergey Senozhatsky [this message]
2020-09-29 12:10   ` Petr Mladek
2020-09-28 15:19 ` Steven Rostedt
2020-09-28 15:28   ` Dmitry Vyukov

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=20200928020752.GA871730@jagdpanzerIV.localdomain \
    --to=sergey.senozhatsky@gmail.com \
    --cc=dvyukov@google.com \
    --cc=john.ogness@linutronix.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=pmladek@suse.com \
    --cc=rostedt@goodmis.org \
    /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
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®