From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) (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 297DA8F49 for ; Mon, 11 Aug 2025 06:34:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754894044; cv=none; b=TqcsMPAvVWa5zVYAnUTv5NSiQ2AScni72CVGDfQtrPYaBpUx8xlt1q/GFRHoNrSVleuyj28Uy7UcMVLLYKUMteib0TmsvrS0GstGbVTjC59GfT5NdKmMpyXvnbQPt3TYSg+ulPRx9BJ0hs7itykqKF5+G5m5fo/X/0+JTS67InQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754894044; c=relaxed/simple; bh=gTS5UqT+jqlnjla7UlNBZA4o2KGMCzFHaPJX+saP3M4=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=bED6ZsD0XcGkmQjcXmYy3GCQ1nWTDMjHG5/AWV6Yt6PbT02J69UJGap75fzPCqUc9giYdSTjSV9yiQcIAmVXqtz9HAysF9r2CNYlSuB5ryuvUP1JNUYpyRYPCL7aYef1vGAskqj0WJnwqmz02wfsTb4mm8YHIzGikkjMe2cWWo4= 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=209.85.166.72 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-io1-f72.google.com with SMTP id ca18e2360f4ac-881a05b0846so375561239f.1 for ; Sun, 10 Aug 2025 23:34:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1754894042; x=1755498842; 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=lueyKpG3qSnRqyQBRa/f+eyP2haOh7ZzxMzQPgpt8JE=; b=coZY8b8DU+vnpI+IFoKHZXlDpjrqwFdGtUeSNjCr7gggupbDGEDCpWx8yMzwwKpp8q YzCSW3p7kBh27u+wCUVn93oBCFCMEKrVgkGkkiEFSnOdXl7bOiEuOCoh/y0SR337G1zP RvH4pVVbjxXteR/eQ9OG+7sM816+0m/aE6GzTbJU+pVQID35/M81QLTK+haatEFvmYw1 c+NKHIa/7Jv+fRNiNMjxRAK0RdHxvkVAlq6FUawdyNItl0dsrxDd5GYPIWzZ9a/s8yVU ftC1/ijieRdiktzRj1PgsiDxqUO+Wd7P3mRRZtaG3C3K+J8X862ZQmnB6IuALgYzONJw khHg== X-Forwarded-Encrypted: i=1; AJvYcCXF1ZoYTp+UZUGHRFKBKHkcbxRwdCavp2JCGe9g3F29hhvPuNjQYl3gchdgq3iowJV6LVBddzn+2WlvEhQ=@vger.kernel.org X-Gm-Message-State: AOJu0YyowWfKqGGJgDiD8qjk9TO5EzKE/aXojVYx2v3W7LOH7avY6m2W 97U5UOGKakZHRWa19a6jodE6cbJ9APxZ8G41AMZ+2OK+R4SCDSgbGmRxyQ2BeaD3p7BVhJ3jMwY NWrLkot0wjUMEydunPe2ozwf/KG3eF7anl6bJLWjjH8P7v+hOFKS4+EsrU0c= X-Google-Smtp-Source: AGHT+IG3xy8jagJ9vH7W92qmqcjKaaAKPwz3mDsXTxdcBqcE+W9gl4eLh9ctjRc3CmOcEA+jq9wFtYrUeLy/CFCY7oT9Zpvtl5wL Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6602:2d82:b0:883:e4c9:93bc with SMTP id ca18e2360f4ac-883f1259016mr1921419739f.9.1754894042175; Sun, 10 Aug 2025 23:34:02 -0700 (PDT) Date: Sun, 10 Aug 2025 23:34:02 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68998eda.050a0220.51d73.0099.GAE@google.com> Subject: Re: [syzbot] [mm?] WARNING in try_to_migrate_one (3) From: syzbot To: akpm@linux-foundation.org, david@redhat.com, harry.yoo@oracle.com, liam.howlett@oracle.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, lorenzo.stoakes@oracle.com, riel@surriel.com, syzkaller-bugs@googlegroups.com, vbabka@suse.cz 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+63859a31071a369082b1@syzkaller.appspotmail.com Tested-by: syzbot+63859a31071a369082b1@syzkaller.appspotmail.com Tested on: commit: f1f00681 mm/userfaultfd: fix kmap_local LIFO ordering .. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-hotfixes-unstable console output: https://syzkaller.appspot.com/x/log.txt?x=11990af0580000 kernel config: https://syzkaller.appspot.com/x/.config?x=75e522434dc68cb9 dashboard link: https://syzkaller.appspot.com/bug?extid=63859a31071a369082b1 compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.