From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ot1-f70.google.com (mail-ot1-f70.google.com [209.85.210.70]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D287723EA92 for ; Sun, 7 Dec 2025 02:59:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.70 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765076364; cv=none; b=aCXQjuaqpwM79pMDVg7LS14PNaQTTP9yRI1H/ABCBs+L7DfzEltN6FLP60hpoBVEX4fPlUOWea63tJgYp2/XcZl9BqflavAhenSj6XK59HdiGZ9YJ5kvEGDrMxkWI1XwzQU0TjpDR0FWPU12xYdcIcDVpCpJQz4kF3C8vcGYnGw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765076364; c=relaxed/simple; bh=Zi6TiqK/9bDTVw686S7aEtl/nJKTJXZ9ZJtSr7KB93E=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To:Cc: Content-Type; b=o/rSrKpbG77hywdCiYd8my9Sf4ySt9SgGVMHEGJfGhNXN2BTMM9duvpHmQrtbYtbkflzBIGYS5TINJ266EMRHke4xAQEMZaUWWJmGuub5C2Oge2zJSpxToiMxK7EzW1wt3h9MMJl+vKZbZGD/nTcwXQezJ8i0uvE9yZkgooqNz8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.210.70 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-ot1-f70.google.com with SMTP id 46e09a7af769-7c6db96dfcdso7015462a34.3 for ; Sat, 06 Dec 2025 18:59:22 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1765076362; x=1765681162; h=cc:to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=CQV8+a1dqWcIdw9P+ryYbHE2x/xQEpwjDmzgyuk6iFU=; b=l6umiiE1w558gtQnq0XUqgSmPKq4Lt7+HmRABP6vLCncPpxgIBbPXGRT1aFjCPqVe3 6PQB8MUF4RHvexsWpd3cp3pA8luN8gZsA94Up2gGbR0vDUJCURbzqMd6ebzhV5pzx8Ko wpiQWZ+E33WYuMXpjC0fSd8XPtPFnQGYzMSmt3zjVyH4WexmcGf3lCgCldUM39BsmpmV C1ImYPN3o2ID1lQ+1DH2xCHJGmv3GzQ0fNRQZL4ucUPUMA5e41nrtwMac7Mg99+o5sNE ftSQ7GsQlLD3C5YJ8KpJtN1Zv3cZzamynr9drkvdzprKGSfZuCLade3eK38nx4jaWcwl oB8Q== X-Forwarded-Encrypted: i=1; AJvYcCXVMlr9NXy1VR0MUQzLG19K20GMLPNsX9wWZP3rWXp/CK/3/MjySioYRzoZ0FSHylR4GrdlqN2UVsEurpc=@vger.kernel.org X-Gm-Message-State: AOJu0YwwO+rJHm2UA2pcJfMWKIFxf05aNTchXC4BCDg5Kb9JoMArTlaG PMaTbqDXBfqyxwVR8PGLnj7e/Qh/z6+g36x8qQDbHAJEo8ZRtIuPNFqFnzIL6WQEgy0uSrApsAK gI20Rc1xS/F/QJwE1lYAmTkXNBGS5kgaWuFEXjtCzfzBPGk0uKL2iwbPCinw= X-Google-Smtp-Source: AGHT+IG9S6TkrHcKcjbICQQKvbBw/gtdoI66gkXgypJ+l1Jv3IkAtA8JymO0Dj3MxjTH77O6cl1slFlMn0/12Xs8sb9/ERFHFhIB Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:200e:b0:659:9a49:9047 with SMTP id 006d021491bc7-6599a8d51a5mr1554341eaf.18.1765076362030; Sat, 06 Dec 2025 18:59:22 -0800 (PST) Date: Sat, 06 Dec 2025 18:59:22 -0800 In-Reply-To: <20251207025807.1674-2-dharanitharan725@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6934ed8a.a70a0220.38f243.003b.GAE@google.com> Subject: Re: [PATCH] team: fix qom_list corruption by using list_del_init_rcu() From: syzbot To: dharanitharan725@gmail.com Cc: dharanitharan725@gmail.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" > #syz test: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master This crash does not have a reproducer. I cannot test it. > > Reported-by: syzbot+422806e5f4cce722a71f@syzkaller.appspotmail.com > Signed-off-by: Dharanitharan R > --- > drivers/net/team/team_core.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/net/team/team_core.c b/drivers/net/team/team_core.c > index 4d5c9ae8f221..d6d724b52dbf 100644 > --- a/drivers/net/team/team_core.c > +++ b/drivers/net/team/team_core.c > @@ -823,7 +823,8 @@ static void __team_queue_override_port_del(struct team *team, > { > if (!port->queue_id) > return; > - list_del_rcu(&port->qom_list); > + /* Ensure safe repeated deletion */ > + list_del_init_rcu(&port->qom_list); > } > > static bool team_queue_override_port_has_gt_prio_than(struct team_port *port, > -- > 2.43.0 >