From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 10528C636CC for ; Mon, 13 Feb 2023 17:16:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229692AbjBMRQO (ORCPT ); Mon, 13 Feb 2023 12:16:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33988 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229612AbjBMRQO (ORCPT ); Mon, 13 Feb 2023 12:16:14 -0500 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8F4091E5F6 for ; Mon, 13 Feb 2023 09:15:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1676308524; 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=lOkMPiRsM3su8G8btqTABKq0jq916HIkb564+wSAHZY=; b=Jc04plX+CV/T4afJamV6iqGQi3W8RsBUdmPg2m4kzQlj7IGdUWqSUM/oc4WuC+chNBw8IX Yti3UCtCyGOw85cfVtU9//spHQcgZpi90eDfIClpMeI8iuCTdqFZ0swpPJ23RuFG52jmLF A0gB/9XtNgXPXRmlIMx2k6g7rcpjDB0= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-576-i8k1n6HjNNe-lzbx8dv4Xw-1; Mon, 13 Feb 2023 12:15:19 -0500 X-MC-Unique: i8k1n6HjNNe-lzbx8dv4Xw-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id D5B321C0896E; Mon, 13 Feb 2023 17:15:18 +0000 (UTC) Received: from warthog.procyon.org.uk (unknown [10.33.36.24]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7192F2026D4B; Mon, 13 Feb 2023 17:15:17 +0000 (UTC) Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 From: David Howells In-Reply-To: References: To: Daniel Golle Cc: dhowells@redhat.com, linux-mm@kvack.org, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, Jens Axboe , Christoph Hellwig , Al Viro , David Hildenbrand , John Hubbard Subject: Re: regression in next-20230213: "splice: Do splice read from a buffered file without using ITER_PIPE" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <2344207.1676308516.1@warthog.procyon.org.uk> Date: Mon, 13 Feb 2023 17:15:16 +0000 Message-ID: <2344208.1676308516@warthog.procyon.org.uk> X-Scanned-By: MIMEDefang 3.1 on 10.11.54.4 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Daniel Golle wrote: > I'm Currently trying linux-next daily on various MediaTek ARM64 SoCs. > As of next-20230213 I'm now facing this bug: Do you have any information about what the machine was using as the source and destination of sendfile()? What filesystem was involved? It looks like it was doing a cat. > [ 30.379325] filemap_get_pages+0x254/0x604 Would you also be able to find out what line that was on? David