From: sashiko-bot@kernel.org
Cc: linux-security-module@vger.kernel.org
Subject: Re: [PATCH 2/2] ipe: protect the dm-verity root hash with RCU
Date: Wed, 23 Sep 2026 03:20:01 +0000 [thread overview]
Message-ID: <20260923032001.EDAC51F000FF@smtp.kernel.org> (raw)
In-Reply-To: <20260923031349.1216431-3-wufan@kernel.org>
> ipe_bdev_setintegrity() frees the old root hash when dm-verity publishes
> a new one on ->preresume, while policy evaluation can still be
> dereferencing it.
>
> Protect the root hash with RCU. The evaluation path already runs under
> rcu_read_lock().
>
> Fixes: e155858dd995 ("ipe: add support for dm-verity as a trust provider")
> Cc: stable@vger.kernel.org
> Assisted-by: claude-opus-5.5
> Signed-off-by: Fan Wu <wufan@kernel.org>
Sashiko has reviewed this patch and found no issues. It looks great!
--
Sashiko AI review · https://sashiko.dev/#/patchset/20260923031349.1216431-1-wufan@kernel.org?part=2
next prev parent reply other threads:[~2026-09-23 3:20 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-23 3:13 [PATCH 0/2] ipe: fix two use-after-frees Fan Wu
2026-09-23 3:13 ` [PATCH 1/2] ipe: fix use-after-free when auditing a newly loaded policy Fan Wu
2026-09-23 3:19 ` sashiko-bot
2026-09-23 3:13 ` [PATCH 2/2] ipe: protect the dm-verity root hash with RCU Fan Wu
2026-09-23 3:20 ` sashiko-bot [this message]
2026-09-23 3:37 ` [PATCH 0/2] ipe: fix two use-after-frees Fan Wu
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=20260923032001.EDAC51F000FF@smtp.kernel.org \
--to=sashiko-bot@kernel.org \
--cc=linux-security-module@vger.kernel.org \
--cc=sashiko-reviews@lists.linux.dev \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.