From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f69.google.com (mail-oo1-f69.google.com [209.85.161.69]) (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 6945F456DF4 for ; Thu, 20 Aug 2026 13:30:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787232604; cv=none; b=MBfEcP+IvZdfvn/Rd3g8lBbifMbXwvsk0brAt8XSy9MUJbhMn2rT477nf7k6+O16gd9S/+IqKkW2uKddTqhlQQUuICKFc6CLf6fThPxVHf3+Qi+HQxR6gaoAM2vikQwSLMy0ZcsbPrDK0m1t8FZ9sUxsPftYPU1SrgchjaXgDzs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787232604; c=relaxed/simple; bh=SKVgvqvuhm9IBWVinOe8HBmNSlYLuOSG+xFVlNe0444=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=dfOiUJ6JR6f1O85p9yrKipWb4tvJsuDDGOsZKJReFpl53VDye2Pt9bvvzemjONrN+4ukEKIs0H88zEov63UDWPZln6Dz3+4EnAL1bnbLOYQEDOMfr3/j7JDJNbkcdxvsm9SiuapKIyotem3Q1LkQAHMnI5DC3FbWLOaiFJhL6UQ= 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=209.85.161.69 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-f69.google.com with SMTP id 006d021491bc7-6b13b09281eso1535230eaf.0 for ; Thu, 20 Aug 2026 06:30:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1787232602; x=1787837402; 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=Zuse5bKsrwNJaMXcn2vwRNpL06e4Ab7iDiF20cDAlPk=; b=ILBFzzJDFdm4k8Ruk3rovcexioIGq2esj8SjZwLDLMJTtpAk7WfvMNB2W0a4QnsDqX AnFEnh6eW9T5+uSoNb4eyHWNv2kBxKCOvyUwi6IWat2dm1nHt90Ny8oa0z0Sdy+ud/+D EvALt3DDZ9TXb5mrd+cxhiqwiSsxQz2Ih+fGgtXHJAES2GpWJa01oJVIxlKxVdv6pSLY 8LWYTQ43rbAdvKgzV0FqrVIOSnHT+7naPBh2tgM5qg0TRzE6JGBvj53X7COzrK4HD7IW D9aOBdeks5j1ua+O3My5LFtteCsSgogsVHJc8AKX1spGXgfi5Zfrzmk+fuphZnh508v/ UQrw== X-Forwarded-Encrypted: i=1; AHgh+RqBlCPhQd5CTG00BBEQyJH/KF5FPKlabxXkYka9UoXmbRSRaC0pPZE7jZuxPyptDpkHTufi/y2SOWkQ3XM=@vger.kernel.org X-Gm-Message-State: AOJu0YxoT/w5FcKyOCNPrKqXxqxA9SwzCjRjIcHBLfJye342NLu1oPVD 3SGjk3Q7ynzbuCgqP4ZMkebgQpQlQmYHKkJq/5C3m5/LR9ITn5XIe/BIvQ1Tr8sBsMOOFDSPhmN Iw6JbV92cXkxaWR7Ou74BJt9QNXVA4MKg2A9tmnmLqCaa2kyef24YpMYQ3eE= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:1c9c:b0:6ac:b6c0:2c09 with SMTP id 006d021491bc7-6b13c2fd483mr11301174eaf.1.1787232602265; Thu, 20 Aug 2026 06:30:02 -0700 (PDT) Date: Thu, 20 Aug 2026 06:30:02 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a87015a.4d75e56a.c9a88.003f.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: a4ff2be3 Merge tag 'v7.3-p1' of git://git.kernel.org/p.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=176bd679580000 kernel config: https://syzkaller.appspot.com/x/.config?x=29686c02180e4e86 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=1455f815580000 Note: testing is done by a robot and is best-effort only.