From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (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 3CFEA18AE2 for ; Mon, 1 Jun 2026 16:29:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780331396; cv=none; b=WgZrxoTZbmsqaXVpO+qaLEZnqt5oj2CqU0dONBMMlHfftScV3gn/u3Pr7lcK4jQ61N/AUvTkX9b9uf71nJRDqmfI0B/m4Ytu4SEH8abyi5M5Qy/oQ3XvdHLUSto48GwM9Vm+HJ2vMBtVaj5jevujxVx6CsHNyLw7DHWi25ydZ4A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780331396; c=relaxed/simple; bh=gYfCSgj3xaS2A+YYEac1pAqnPzQSSEZ5MXWL4piM4aE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=VDrx+uAmHDu3u57DCg8Dq55MR/WNjRX9RmvaxXoAkIGEC7saxnPODqY+ggnBX2bKj/ERAj0noZSCwjTgaqfq49jQtXEyiD2AQdzoP9+OCy4quektfADBo0r4eeObuAJI01DTdtCaHpQvqaJyi2hrP8JEs/fbbiKjf0OcVejF7aI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=USA7JRgg; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="USA7JRgg" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1780331394; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=FCDOSgEjx1fWi4LkC7ZBCwOBu8wF5UiqKv/5m50uf7w=; b=USA7JRggHIs/hxLW8vEsy4PyBd4Ef60oi5F0vo81A6PkvEspbQ1ynMO9av/9ncbJUbIDOX fUkxpIqJBJzB3dP8YyLhCBIYX43521tX33ei9MFbF9hKUIAAT3mDED7j/SAkSLw5oHRYjj shfHduCGvi/MR4DivcirWx/60UEcbZ4= Received: from mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-18-nWJ4074FMJq1TUF3XnERQQ-1; Mon, 01 Jun 2026 12:29:48 -0400 X-MC-Unique: nWJ4074FMJq1TUF3XnERQQ-1 X-Mimecast-MFC-AGG-ID: nWJ4074FMJq1TUF3XnERQQ_1780331386 Received: from mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.93]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 6384A195609F; Mon, 1 Jun 2026 16:29:45 +0000 (UTC) Received: from bfoster (unknown [10.22.80.88]) by mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 1AE5B1800347; Mon, 1 Jun 2026 16:29:42 +0000 (UTC) Date: Mon, 1 Jun 2026 12:29:40 -0400 From: Brian Foster To: Christoph Hellwig Cc: Qu Wenruo , Damien Le Moal , Tetsuo Handa , Ming Lei , Jens Axboe , Bart Van Assche , linux-block , LKML , Andrew Morton , Linus Torvalds , linux-btrfs@vger.kernel.org, David Sterba , linux-fsdevel@vger.kernel.org, Christian Brauner Subject: Re: [PATCH v3] loop: Fix NULL pointer dereference in lo_rw_aio() Message-ID: References: <1a9f53d4-6f48-4df8-a3d8-2b0e442a163a@I-love.SAKURA.ne.jp> <20260528083848.GA7694@lst.de> <36571f8a-4df8-4152-b078-d82dbff4ad7e@suse.com> <20260601144034.GA4918@lst.de> 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: <20260601144034.GA4918@lst.de> X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 On Mon, Jun 01, 2026 at 04:40:34PM +0200, Christoph Hellwig wrote: > On Thu, May 28, 2026 at 07:46:24PM +0930, Qu Wenruo wrote: > >> e.g. 9c7504aa72b6 ("xfs: track and serialize in-flight async buffers against > >> unmount") > > Considering the xfs fix is pretty old, it's before the fix hint thus no > > such mention in fstests. > > > > Do you happen to know which test case is for that fix? > > I'd like to adapt it for btrfs as a reproducer. > > No. Adding Brian who authored that commit. > I haven't followed through the full thread here... But if you're just looking for an existing test case associated with the commit above on XFS, I did some quick digging and xfs/311 is the original reproducer for that one. Brian