From: Paulo Alcantara <pc@manguebit.org>
To: linux-cifs@vger.kernel.org
Cc: David Howells <dhowells@redhat.com>,
Shyam Prasad N <sprasad@microsoft.com>,
Ronnie Sahlberg <ronniesahlberg@gmail.com>,
Tom Talpey <tom@talpey.com>, Bharath SM <bharathsm@microsoft.com>,
Namjae Jeon <linkinjeon@kernel.org>,
stable@vger.kernel.org
Subject: Re: [PATCH v2] smb: client: fix rlist race and missing initialization
Date: Sun, 13 Sep 2026 15:26:28 -0300 [thread overview]
Message-ID: <fd0f07c2f7ad139211dd364f54df915c@manguebit.org> (raw)
In-Reply-To: <20260912165503.521597-1-pc@manguebit.org>
Paulo Alcantara <pc@manguebit.org> writes:
> TCP_Server_Info.rlist is allocated via kzalloc which zeros both ->next
> and ->prev to NULL instead of pointing to itself, making list_empty()
> always return false and list_add() dereference a NULL ->prev pointer.
>
> Also, cifs_signal_cifsd_for_reconnect() can be called concurrently
> from multiple cifsd threads, allowing the same server's rlist node to
> be added twice into the local list, corrupting it.
> ...
Applied.
prev parent reply other threads:[~2026-09-13 18:26 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-12 16:55 [PATCH v2] smb: client: fix rlist race and missing initialization Paulo Alcantara
2026-09-13 0:39 ` Namjae Jeon
2026-09-13 18:26 ` Paulo Alcantara [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=fd0f07c2f7ad139211dd364f54df915c@manguebit.org \
--to=pc@manguebit.org \
--cc=bharathsm@microsoft.com \
--cc=dhowells@redhat.com \
--cc=linkinjeon@kernel.org \
--cc=linux-cifs@vger.kernel.org \
--cc=ronniesahlberg@gmail.com \
--cc=sprasad@microsoft.com \
--cc=stable@vger.kernel.org \
--cc=tom@talpey.com \
/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.