From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) (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 893531957FC for ; Thu, 2 Oct 2025 14:36:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759415766; cv=none; b=OQzULPT56oeEOVGqzQgQUqUaSCHFE0He84sGhyDagJ2OZY1QQCHsTqtdU8IVnIQZ1eBP9EyBYFUzDPwdPgOL+W/DqYIzd5A7sx43Nfy5YPLDa3H82DCD/zngKOeGhkdgAHyNyGtUToCCmkiraGclLkcfTVV9yjUWl5ZPRzUhp+4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759415766; c=relaxed/simple; bh=8liGFBphLsGR/Ovvzu/WzdltXAKa3S0oH7Lj+OOJeIA=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=ICaOXTTS3CmhM3EwP8D+VTzZ/WkWajvwj98GNvaNNKJ7klEbrdwEv2XPm2yHbzS0/Hp/S38ZfAr7/5Dq47gqmQgF99hZNqlzfnKfFBnpLuIXbO7aDsmPQVx5pjfIjXEC12s63QYEe19gH1cDR7xdz/g8WuBqBvCNC9tJyy4YRTY= 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=209.85.166.71 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-io1-f71.google.com with SMTP id ca18e2360f4ac-90efeb58159so128066039f.0 for ; Thu, 02 Oct 2025 07:36:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1759415763; x=1760020563; 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=Jk/4xwGcZFhgMycSW8GRKnHdm9qwb9tDahIkrgnD+yY=; b=gBTKyj593iPNNJeNcI9IqLk57XEXmJkWoOBKsPGIs3rX4Qp23HvlsDOzb6nIQcBwcn gPOfJ6o+J6RWKTEo0gdUc3J9ZNuAzPjCCim3x/cCYpcPPcMIcfjQbBDrZ8IXxFuujA8Y xNJCTsXDX6J25Skf1RDpyQOOTXXgWbiegs3cNtD5Ui+A6BnjP4Qn3Rm2Ab965wz8xyJw cSURKZxuGFbj0TwxIZCq8bEs48oi6v/PKypO27f+iwZpfb6P4R9oBkwNT2EO5DFghxKh +ERVhxiKfhW+z3VeL1SjsNiQzTNtZs4J/sUUZzhTPP1VFf8LTcQErIS7WPOy0SwdyIsj AgcQ== X-Forwarded-Encrypted: i=1; AJvYcCWxbaRKJpfAYryYxFyXcnURiaZ5nJEDDR6JV6pajlLzoInMw+JcCOxXBe9ozKrwFd0Mmhsuzzw23G5QaY4=@vger.kernel.org X-Gm-Message-State: AOJu0Yyxc1KzdTcPHCBYG+Ri6yLit4vojeQXZWqy4Dfa0psnUtzg0cgk 1lZmUU9MH6hoY8qT+uBny7GH8KkHf7aPY2gABybiivy80DOClJgp5m+UXE52F2yy8B2CnnHvvuR XyU87pwuJgRz27h184gHT6X+5Us/wUKBuBvDFmxMGskSL9byRu/uXh6TUX0A= X-Google-Smtp-Source: AGHT+IEFCDUy+L2HapUMoQIqVeNFf1+i8LU/i67UR6vqPzmRvVBOVGQdoDjMHnGwpE8/z19KuYRoEdSiXryjuqvRF5DnWBXy3WRH Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6602:2c14:b0:90c:99f6:4cec with SMTP id ca18e2360f4ac-937a70f0f73mr1022782839f.3.1759415763631; Thu, 02 Oct 2025 07:36:03 -0700 (PDT) Date: Thu, 02 Oct 2025 07:36:03 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68de8dd3.050a0220.25d7ab.07b2.GAE@google.com> Subject: Re: [syzbot] [fs?] WARNING in copy_mnt_ns From: syzbot To: brauner@kernel.org, jack@suse.cz, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk 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+e0f8855a87443d6a2413@syzkaller.appspotmail.com Tested-by: syzbot+e0f8855a87443d6a2413@syzkaller.appspotmail.com Tested on: commit: 7f707257 Merge tag 'kbuild-6.18-1' of git://git.kernel.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1190c92f980000 kernel config: https://syzkaller.appspot.com/x/.config?x=f9d13d0fd373120a dashboard link: https://syzkaller.appspot.com/bug?extid=e0f8855a87443d6a2413 compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=1137e092580000 Note: testing is done by a robot and is best-effort only.