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 62B03C433F5 for ; Sun, 29 May 2022 09:42:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229703AbiE2JlN (ORCPT ); Sun, 29 May 2022 05:41:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53452 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229529AbiE2JlM (ORCPT ); Sun, 29 May 2022 05:41:12 -0400 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 794D5532E5 for ; Sun, 29 May 2022 02:41:11 -0700 (PDT) Received: by mail-il1-f200.google.com with SMTP id m9-20020a056e021c2900b002d13627892eso6180417ilh.20 for ; Sun, 29 May 2022 02:41:11 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=tYRIh4qNHeFY0bfRgHxO1Z+lb7J6POVfjlxkkF/QeLs=; b=yALSdERwA50bZJC8k0bFijXikmiLN6lGIpGDvun4Tagikt+7ZjxgEKEKTVf4aGHqH8 eVejyR2Zpm/feMRlmhDl8eejyZsP93txz1KwdXuYpam2QdZAdI/jrrgra7CnWLh6fz2r X61a73KSpDpgasAsoSBVALjBKCafDfUbV7W/RaUuW/jMDWvlpAZ+/PbqNyJThJYAZF7j /SJs5HjrlKfGUyvqD8EP7fGcerQVKwbBZ6vMWoeInSiLN9UXN2J8vikVRPZsijnPU6kw auPLlM05WbQ7peuARjfTU8gFCMfIwA3jA62o0kVUGMUDjHg9WtAaPvjuPPdbBiFB0h+4 kV5Q== X-Gm-Message-State: AOAM530HOKX6bUbrIsYTWn6bHA+BKtIr5wyTT8CyZJK5+rsn4RATLhyF Ja/uT9rqUuiM5u2ZQ3Tg/dbmgyaE9yAzZuvboEMeGJUqvgxz X-Google-Smtp-Source: ABdhPJx4jUZWSvbhZygWKaWH0Y+nlt6B20DSLR+iIXJyRQe9QvEXAozKs/QyABmFBTAw//GPl7QjfRtOAU6OItRM2ODRrJqokr6T MIME-Version: 1.0 X-Received: by 2002:a92:ca45:0:b0:2d1:b7cf:26a9 with SMTP id q5-20020a92ca45000000b002d1b7cf26a9mr15075806ilo.52.1653817270807; Sun, 29 May 2022 02:41:10 -0700 (PDT) Date: Sun, 29 May 2022 02:41:10 -0700 In-Reply-To: <20220529090856.4089-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000f3314905e0235636@google.com> Subject: Re: [syzbot] KASAN: use-after-free Read in driver_register From: syzbot To: hdanton@sina.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+dc7c3ca638e773db07f6@syzkaller.appspotmail.com Tested on: commit: d3fde8ff Add linux-next specific files for 20220527 git tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git kernel config: https://syzkaller.appspot.com/x/.config?x=ccb8d66fc9489ef dashboard link: https://syzkaller.appspot.com/bug?extid=dc7c3ca638e773db07f6 compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 patch: https://syzkaller.appspot.com/x/patch.diff?x=14fdf0ebf00000 Note: testing is done by a robot and is best-effort only.