linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Oscar Salvador <osalvador@suse.com>
To: Anastasia Belova <abelova@astralinux.ru>
Cc: David Hildenbrand <david@redhat.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	lvc-project@linuxtesting.org
Subject: Re: [PATCH v2] mm/memory_hotplug: prevent accessing by index=-1
Date: Fri, 7 Jun 2024 09:34:53 +0200	[thread overview]
Message-ID: <ZmK4HcX_mLwTW6hU@localhost.localdomain> (raw)
In-Reply-To: <20240606080659.18525-1-abelova@astralinux.ru>

On Thu, Jun 06, 2024 at 11:06:59AM +0300, Anastasia Belova wrote:
> nid may be equal to NUMA_NO_NODE=-1. Prevent accessing node_data
> array by invalid index with check for nid.
> 
> Found by Linux Verification Center (linuxtesting.org) with SVACE.
> 
> Fixes: e83a437faa62 ("mm/memory_hotplug: introduce "auto-movable" online policy")
> Signed-off-by: Anastasia Belova <abelova@astralinux.ru>

Acked-by: Oscar Salvador <osalvador@suse.de>

Thanks! 

-- 
Oscar Salvador
SUSE Labs


      parent reply	other threads:[~2024-06-07  7:35 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20240603112830.7432-1-abelova@astralinux.ru>
2024-06-03 16:07 ` [PATCH] " David Hildenbrand
2024-06-03 17:53   ` Oscar Salvador
2024-06-03 17:58     ` David Hildenbrand
     [not found]   ` <20240603-4f7a5fd957aa1f9cbc8d5f14-pchelkin@ispras.ru>
2024-06-03 20:15     ` David Hildenbrand
     [not found]       ` <20240606080659.18525-1-abelova@astralinux.ru>
2024-06-07  7:34         ` Oscar Salvador [this message]

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=ZmK4HcX_mLwTW6hU@localhost.localdomain \
    --to=osalvador@suse.com \
    --cc=abelova@astralinux.ru \
    --cc=akpm@linux-foundation.org \
    --cc=david@redhat.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=lvc-project@linuxtesting.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