From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f72.google.com (mail-oo1-f72.google.com [209.85.161.72]) (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 4EB433B2FEB for ; Mon, 17 Aug 2026 19:59:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786996744; cv=none; b=G856xUxA9OYXRuH13O5pClbw2jtQu/w5nbmuMpmNbj0asXAXBzjcHJJozCRvsEC2xKpSNG4Zh+c38HxMzJ+tgb6JC94goQmlbPG5C88RUIlRNY/SpKlKFzb/3hXb9vpK4OhrWrbDGh9OAdXWsT/bI5KGv68pWK0SI9bfVoWox3U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786996744; c=relaxed/simple; bh=TDdOrtNckIhTeXh2vQON/T2Pdy0xX9MzFmw5azZWy6E=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=Ss8NS0DyOvN0SBjRGQU4Z3JddcgNmlgIi8UXbhNuj3tkqMhugtfU70rJh00YoEv2C8GDKq1mU4kxMk9rakMQ8myi/4A8L0DU8///LLzd9dv9k3JFC7MyCMpD9DOPihs6h0Q9ECALzecOY/Hr02oNiUlaz0OkkadbVxvTL73qz/M= 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=209.85.161.72 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-oo1-f72.google.com with SMTP id 006d021491bc7-6b0597e2448so3484520eaf.1 for ; Mon, 17 Aug 2026 12:59:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1786996742; x=1787601542; 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=LtBBNJJEL5yAqoKvDxe2xuy3lD27DANuEB/TcNPZans=; b=npo4wgHP+FfVC4ZRyXZ1KpaG0Ym9wWCFX+11RXsndsr6qOVJUFMS91neJhWBxzg7Ad XvxlrrkJbVsPNfX64YktQEvDEmepz/khEdWTmaYIxB1czlJDSW7UITK+OLeM+vmaZ6Tm 08KyK7C8jqpZwWEJzPOND5LwJo1opw+av/cN06hjdNXEd7GUGRdSbqjC5jy6GXMevpEP /8gZ2rtXF9MvEvNNn1IAxpeXItvkISKkaH/nqok+zKkYc02K/2V/J0eb/9UB+E/VafuO OdC2AZfMhBGD+mYC57gV1DK4DO3tVmNRFSUHJ6+F2hcc2vnTM2m9B00XdUt4C4icIJ+q fXsQ== X-Forwarded-Encrypted: i=1; AHgh+RpN38U2dVcVTGDw7mqJ9ohsMF9wwxfwTSDxav2e0T4j4GbdM6665BsikCFgKH7N619/2RRrBsvdjJXY6jo=@vger.kernel.org X-Gm-Message-State: AOJu0Yy1GmIOPUFHMteKlxlJqLjfrlHNbHSuskOElHDWbKbW8ZqA/4T1 n0FjkutVAh2Cb1OHWbHaGdaxG4HCpR32ImT2zndyQAXBykSPOmqx86X7EMyB5OazSgg3Bz10mVs usH90TzPjpdfPPXydN78q7kYw+AZex4cm44WqFG1b6SAaz9HQcGsPVpPT0Yc= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:4c07:b0:6a1:363d:bc42 with SMTP id 006d021491bc7-6b0d61bec3dmr25274691eaf.15.1786996742271; Mon, 17 Aug 2026 12:59:02 -0700 (PDT) Date: Mon, 17 Aug 2026 12:59:02 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a836806.f7a79266.2f965f.002a.GAE@google.com> Subject: Re: [syzbot] [mm?] WARNING in ep_write_iter From: syzbot To: akpm@linux-foundation.org, apopple@nvidia.com, byungchul@sk.com, david@kernel.org, gourry@gourry.net, gregkh@linuxfoundation.org, joshua.hahnjy@gmail.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-usb@vger.kernel.org, matthew.brost@intel.com, rakie.kim@sk.com, stern@rowland.harvard.edu, syzkaller-bugs@googlegroups.com, ying.huang@linux.alibaba.com, ziy@nvidia.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+805630f1453e490427fa@syzkaller.appspotmail.com Tested-by: syzbot+805630f1453e490427fa@syzkaller.appspotmail.com Tested on: commit: 8d3ae592 Linux 7.2 git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=17008679580000 kernel config: https://syzkaller.appspot.com/x/.config?x=1d67342c314f228d dashboard link: https://syzkaller.appspot.com/bug?extid=805630f1453e490427fa 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=15a7d69e580000 Note: testing is done by a robot and is best-effort only.