From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) (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 CFB061D524 for ; Wed, 7 Feb 2024 11:52:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707306726; cv=none; b=FMQh/xACFzy05+c64YrGQ1H+oxhielrHENSqqbnn9rcr269g/fKBlTL73Y15QG0dJYujKrLLwIuHP0TcINM9HR0gs/KLL+K2pkGgtU8/Gg1v85nPO/O8RgbSsd5tFIQqJdDCI9ERra9mh/PgWxeaUZJZjG3/AZBWFYRU0tbGz2A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707306726; c=relaxed/simple; bh=JyyB+xwzTfWceLKzrVoFyYUD8McBiLaCxrGO49shQ1Q=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=F75Tc0MpFHgBWRjzl1FZWEQH+ks/wvpO0gPe/rm6F4koyQJRy5UON2NAhWH3vGTAIzlyzVVtfArqQt19VJac/HTqovj1wXDzx3i3uBnA4GqJGseeGwumXflQqEkyZ6EP1Qf5xlxChr7G6fQ3LX/8IUqoMhHidEW98VrSE7WrDYE= 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=209.85.166.200 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-il1-f200.google.com with SMTP id e9e14a558f8ab-363d86bef43so2518315ab.0 for ; Wed, 07 Feb 2024 03:52:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707306724; x=1707911524; h=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=YYjWeZ/hZEvaM5rvBaNC11crdBcOmLYiQvMupK8SDMs=; b=duzYzfmXSh1OLKrS8/p2vEzPrKlPqVk6kMj2RMEe4dDGUsxTrtKwyt8zSg0LlcJW9s Aj4lExlnRF+T0UHyqG21st7Eef2yOg9UqAK+HaE43Zd693MFP78is21FlSKVpyBr/0EN 7etrAO34K5RDBv6Q/GiZZxzpVQkNOx6X+qpbiijEENZR+Z9l2JNhZscu6vhAo8WSJLGS CjQn2estEhuDLFy3Z2Peit/gOH0h9YdMc1bDhNaHdlhDT7TzNUYaSeJeACjUNvtgyMGj rINe5IeNR1CQs7ItuRq+qrjQIGrC0KCXALno4Vv46yifRbVqdi9Tv+kAWWOT6mAKSyN6 qaXw== X-Gm-Message-State: AOJu0YwTmEHonmFH5ul9YH8sXmoRchcoNl7tlH5CJcdiWus/uYxCqsd6 NYqIxuaeCCSWw7vilEqeV1zaa0lwUIcMu5NC/AwpMsj+mwrQLJzlisIWGvIY5N4pYKY+T9VBCCy Ov899eVPF2mme75tlMnotnN7DJNcZEcng7aeM0oW72JPACFLHqa/LEyQ= X-Google-Smtp-Source: AGHT+IFw8HXwSFcBftnlV/RhW8Iy6rHtZpG8DlCt4YFa5TIHMnyAiSIf3K6K01l93PaAzYabLAOxysa9v3BljxgEwihUoXTyJKvT Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1a09:b0:363:96ee:cc55 with SMTP id s9-20020a056e021a0900b0036396eecc55mr352541ild.1.1707306723917; Wed, 07 Feb 2024 03:52:03 -0800 (PST) Date: Wed, 07 Feb 2024 03:52:03 -0800 In-Reply-To: <20240207113405.999-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000cd471a0610c95277@google.com> Subject: Re: [syzbot] [usb?] [fs?] KASAN: slab-use-after-free Read in comedi_release_hardware_device From: syzbot To: hdanton@sina.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+cf1afeda4043ffecf03e@syzkaller.appspotmail.com Tested on: commit: ed555127 Merge 6.8-rc3 into usb-next git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing console output: https://syzkaller.appspot.com/x/log.txt?x=16ba118fe80000 kernel config: https://syzkaller.appspot.com/x/.config?x=28a3704ea90ef255 dashboard link: https://syzkaller.appspot.com/bug?extid=cf1afeda4043ffecf03e compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=131153c4180000 Note: testing is done by a robot and is best-effort only.