From: Eric Dumazet <edumazet@google.com>
To: Jeff Layton <jlayton@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Jakub Kicinski <kuba@kernel.org>, Kees Cook <kees@kernel.org>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH RESEND] ref_tracker: use %p instead of %px in debugfs dentry name
Date: Fri, 8 Aug 2025 04:47:03 -0700 [thread overview]
Message-ID: <CANn89iKEXJHxrpCLT=DNJ6W3pXO0L7s193b-a-+uWjRHeAGQpQ@mail.gmail.com> (raw)
In-Reply-To: <20250808-reftrack-dbgfs-v1-1-106fdd6ed1d1@kernel.org>
On Fri, Aug 8, 2025 at 4:45 AM Jeff Layton <jlayton@kernel.org> wrote:
>
> As Kees points out, this is a kernel address leak, and debugging is
> not a sufficiently good reason to expose the real kernel address.
>
> Fixes: 65b584f53611 ("ref_tracker: automatically register a file in debugfs for a ref_tracker_dir")
> Reported-by: Kees Cook <kees@kernel.org>
> Closes: https://lore.kernel.org/netdev/202507301603.62E553F93@keescook/
> Signed-off-by: Jeff Layton <jlayton@kernel.org>
> ---
Reviewed-by: Eric Dumazet <edumazet@google.com>
next prev parent reply other threads:[~2025-08-08 11:47 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-08 11:45 [PATCH RESEND] ref_tracker: use %p instead of %px in debugfs dentry name Jeff Layton
2025-08-08 11:47 ` Eric Dumazet [this message]
2025-08-12 3:20 ` patchwork-bot+netdevbpf
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