From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f197.google.com (mail-oi1-f197.google.com [209.85.167.197]) (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 409E73B895B for ; Mon, 3 Aug 2026 09:07:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785748028; cv=none; b=XFytwpsodn5a2Jcc2Wf0WK1i1lTjQWdZHKV5HvA41ccuO6kFI6CLZlCps6lzLQ4JtIUuQLtEXPZ8BcQQsbR3Ib+KotjUo/4VN7lWQvMwmqZzz5o4L/LlfLet1lommMasyZjIWefzehhHcOiegLB61Q9Cn+lZJulXf1B5+aJ0Mc4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785748028; c=relaxed/simple; bh=UUGfuvOzmLSd5f8bHasR3h2cmV1prdlf/qIfeZE2G0g=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=AT+pXLioxbJSzJ8rbitAjk8PwpQAQHCw6TYg00bMu6cpqAlaqY1NkVHOTqV3We0An8N2rT67eUgHmHOZpSvCZTab8KSnDiSqJyBjIqQ018mdPZM0VNbdbcVR2jErQgnerSLEINdhqU/qvcswdWfazX3X+VmlQqbMPQxprY1u+CI= 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=209.85.167.197 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-oi1-f197.google.com with SMTP id 5614622812f47-49001defc4dso4718170b6e.3 for ; Mon, 03 Aug 2026 02:07:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1785748022; x=1786352822; h=content-type:to:from:subject:message-id:in-reply-to:date :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to:content-type; bh=uEWHPrsYJ/Aab3Tj/Lt0YcEUZVQZBi0rDJiI/VgifL4=; b=P8ohirum7lWVUyT7BuaUJownpO92LnswjPVB4SfWjCQJOHUSfn7TqqNSMyVCCR9Anh Yp6VZ4cvl6FDWwjLcmOrTBF1rsOfSkbz6J5UQZCPCmp5B7Pg/70y5j5HN5peCyUF6llp ewWDJWH+az/P56qlyrrIKJ5ym5FV05WmEvBqAvd3Lgrd29XBHuPD6lwVTw7E0GoulvEB imIQMA/FKDc5e3KyJ/98paTx8Hbqby8YkEzZeo4pXiCW+XidZI3WbYgu2SdcrdWVRJ9h UMobm0Rcmbp2x+acJuTW5r9U6NREbKY5qNvFHBanPVdyfhskmN5e4wmFWsjjMxtDGvfg VYuA== X-Forwarded-Encrypted: i=1; AHgh+RqA2JePQ1reZ8bqLBlD6vrQ8gmZ59mUK4uKRl3+knrlJ/xwzL2cNKWb7Fa02ekgQQnsEdzi36JZs3dVbGA=@vger.kernel.org X-Gm-Message-State: AOJu0YzoItZaKKC//S466UDJnKHfjZXSqfz7XXocP98MYWBp8Hqagrm4 IFBZtjzveNMXv8YRFXiYMm3IYHIj4fiHS9bm5VGj6NEZI8V9svB/tsyMXDFZCfVXt3rzgiyBm3S Mbr5MM8hxYV0ChsONOgy0ojfim2cXqHt4VAtsjpoRn0plHlZYhsvf+hT4eNA= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:6c96:b0:497:e069:964b with SMTP id 5614622812f47-4af5e0a5d24mr13511554b6e.9.1785748022190; Mon, 03 Aug 2026 02:07:02 -0700 (PDT) Date: Mon, 03 Aug 2026 02:07:02 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a705a36.d606a800.1705cf.0012.GAE@google.com> Subject: Re: [syzbot] [usb?] KASAN: slab-use-after-free Write in put_dev From: syzbot To: dmantipov@yandex.ru, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: SYZFAIL: pipe failed SYZFAIL: pipe failed (errno 23: Too many open files in system) connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF Tested on: commit: 075b7484 Linux 7.2-rc6 git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=168a43b9580000 kernel config: https://syzkaller.appspot.com/x/.config?x=145fa60d73086782 dashboard link: https://syzkaller.appspot.com/bug?extid=6aa97991da41499aa852 compiler: gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44 patch: https://syzkaller.appspot.com/x/patch.diff?x=1473bdb9580000