From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3B73AC8F0 for ; Fri, 9 Jan 2026 04:06:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.50.34 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767931599; cv=none; b=eN1j8rhyzC8iNhqVlpGFCFBxbVTW9+7RE0cHmIsj7pkdEiOHlskIWixC/AKXWK/PlPLvkhMvNb7h546Fh/3l6wt2DwpBOLWmwcY1j+8bG6BDYqGyzqdHhwrtEcteKXM1lAUoisKwat2eqwOH7oRSs+1Ath1ORgQBP1lJ5d24U8s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767931599; c=relaxed/simple; bh=0FuZozzq9Ji0XXviZ5M+Le/bG+Ru+Zg/0Cbvo7TXLts=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=RJzsIxA1whHrCJZpFvk9CyIXXfzdCZQ7Jw6jWo35cRd+yXv7UCxlantmyf7yjp+wksY13RMOlsFfYHrYWlD1UU7+BGqPJAOIZbzhWM+0lvtMBlNZg0ryhsRxg/xXbBTt97ZfaDMg5kJIC9egaiUe96EVjH4pI165rUEBKQ3570g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=W/gu4hcT; arc=none smtp.client-ip=90.155.50.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="W/gu4hcT" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=0FuZozzq9Ji0XXviZ5M+Le/bG+Ru+Zg/0Cbvo7TXLts=; b=W/gu4hcTERQhQ++lYB0/jrPQRX dyXCh7k8ltq3wulQvp5xVvTCx3cZWYUK3gt7wppBd6s+Oj3rICui6c64VuVIjhlzBFbew7HFTNJE2 LGdQbzrbbkSLZUZgg9iEK7/4nOcMNRlHgCB68iI/g3rLycGa3cGRv4AH/9mBQDFE2GFog+SvK1JJu Gia+c9eJTciqsVCmsY9HrJU5iD4EDnpV1xxp3zVWdI9+TXrGRH3sbXQXW3A7wRP+xUatg9jPj0QaK QnWResWxTXwD3iMFSxDv5VNCsCHbvVncx1XTbxD9mXAJjGa48XMZWkLEJ2CKRnlYfS9aBajPy3F9t g+msONVw==; Received: from willy by casper.infradead.org with local (Exim 4.98.2 #2 (Red Hat Linux)) id 1ve3lW-0000000GCb2-101y; Fri, 09 Jan 2026 04:06:22 +0000 Date: Fri, 9 Jan 2026 04:06:22 +0000 From: Matthew Wilcox To: Jinchao Wang Cc: Andrew Morton , David Hildenbrand , Zi Yan , Matthew Brost , Joshua Hahn , Rakie Kim , Byungchul Park , Gregory Price , Ying Huang , Alistair Popple , linux-mm@kvack.org, linux-kernel@vger.kernel.org, syzbot+2d9c96466c978346b55f@syzkaller.appspotmail.com Subject: Re: [PATCH] mm/migrate: fix hugetlbfs deadlock by respecting lock ordering Message-ID: References: <20260109034723.1342798-1-wangjinchao600@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260109034723.1342798-1-wangjinchao600@gmail.com> On Fri, Jan 09, 2026 at 11:47:16AM +0800, Jinchao Wang wrote: > Link: https://lore.kernel.org/all/68e9715a.050a0220.1186a4.000d.GAE@google.com/ > Link: https://lore.kernel.org/all/20260108123957.1123502-2-wangjinchao600@gmail.com > Reported-by: syzbot+2d9c96466c978346b55f@syzkaller.appspotmail.com > Suggested-by: Matthew Wilcox > Signed-off-by: Jinchao Wang ... and by "Suggested-by", you mean "completely written by", right? Or did you change it in some way?