From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E477EC7EE23 for ; Tue, 28 Feb 2023 02:28:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229931AbjB1C2G (ORCPT ); Mon, 27 Feb 2023 21:28:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48034 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229765AbjB1C2F (ORCPT ); Mon, 27 Feb 2023 21:28:05 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 53037AD2F; Mon, 27 Feb 2023 18:28:04 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 01D8EB80DBA; Tue, 28 Feb 2023 02:28:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 457A7C433D2; Tue, 28 Feb 2023 02:28:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1677551281; bh=6zoo61Dd2gg6AdVxouDpWeKtKpIQnukTEcoBizZHxMg=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=m71IIWLVVOp17fvXn45xnup3k1dJiZd4EE6DGSaGjdtEe9FGbQLf0XllAkQctk+ur DSm5G15Pc1ijWe7+6ztQqls6t3egS+qF6AqAyoRXIqluViOwT7O+lrWvyzECVrAk9D AMs0UGBdbdeaAUjzoMe5D1gkWTIebVNnQfKgIRGSLDhXWXKpo3b8J8Pr76kug5FVKX nyWbdH3z5LAeHX9rTiAPyb7hqnySP+LlJeQn+XizhC3c1/HQEnCSa5LaFWaA9iRp0L VvHSkZDZUW6IRLLV0/ZwHLUoZhCVPxbsq3iPE344v0wWKQlrPji1+EoItW6R1VqZJ7 GFGhC6GbSeocw== Date: Mon, 27 Feb 2023 18:28:00 -0800 From: Jakub Kicinski To: Shigeru Yoshida Cc: davem@davemloft.net, edumazet@google.com, pabeni@redhat.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, syzbot+b563d33852b893653a9e@syzkaller.appspotmail.com Subject: Re: [PATCH net] net: caif: Fix use-after-free in cfusbl_device_notify() Message-ID: <20230227182800.02ddf83f@kernel.org> In-Reply-To: <20230225182820.4048336-1-syoshida@redhat.com> References: <20230225182820.4048336-1-syoshida@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Sun, 26 Feb 2023 03:28:20 +0900 Shigeru Yoshida wrote: > syzbot reported use-after-free in cfusbl_device_notify() [1]. This > causes a stack trace like below: Please repost with the correct fixes tag, presumably: Fixes: 7ad65bf68d70 ("caif: Add support for CAIF over CDC NCM USB interface") Please make sure you CC the authors of that commit.