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 X-Spam-Level: X-Spam-Status: No, score=-5.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6F983C433DB for ; Mon, 18 Jan 2021 18:00:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3C38522CA0 for ; Mon, 18 Jan 2021 18:00:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2407402AbhARR7q (ORCPT ); Mon, 18 Jan 2021 12:59:46 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:39214 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2407401AbhARR7b (ORCPT ); Mon, 18 Jan 2021 12:59:31 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1610992681; 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=vm9rIUiGAkv8j7m5tGjVI7arm5LRraDLYgpQsMq2H+k=; b=BLP9QI4xoPrXBfF3YCKyaDkIW4zMiHDV2StiJ5r9cQ0t8qMISu/hkY14AWBAZ0L16VW6Bg tdVQ1iN8fblhk8PK34cQvEcV9uOclf961oPfADCbLX0UbP/IatTR9MXa5dEX9swZB+uFiR Wz3gUH1KKMFbZTH+g3pWiqIwqQV1oKs= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-24--UUlcuZ6NJmiB_Ji_P4jnA-1; Mon, 18 Jan 2021 12:55:22 -0500 X-MC-Unique: -UUlcuZ6NJmiB_Ji_P4jnA-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 240F4107ACE3; Mon, 18 Jan 2021 17:55:21 +0000 (UTC) Received: from treble (ovpn-116-102.rdu2.redhat.com [10.10.116.102]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 20A9027CB4; Mon, 18 Jan 2021 17:55:18 +0000 (UTC) Date: Mon, 18 Jan 2021 11:55:12 -0600 From: Josh Poimboeuf To: Randy Dunlap Cc: Stephen Rothwell , Linux Next Mailing List , Linux Kernel Mailing List , Peter Zijlstra Subject: Re: linux-next: Tree for Jan 18 (objtool: 2 warnings) Message-ID: <20210118175512.jffm2pjarsbavtqb@treble> References: <20210118174853.4be516ca@canb.auug.org.au> <4e0c0222-c413-8389-ba8b-572041f81eb0@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <4e0c0222-c413-8389-ba8b-572041f81eb0@infradead.org> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Precedence: bulk List-ID: X-Mailing-List: linux-next@vger.kernel.org On Mon, Jan 18, 2021 at 09:16:14AM -0800, Randy Dunlap wrote: > On 1/17/21 10:48 PM, Stephen Rothwell wrote: > > Hi all, > > > > Changes since 20210115: > > > > on x86_64: > > lib/iov_iter.o: warning: objtool: iovec_from_user()+0x157: call to __ubsan_handle_add_overflow() with UACCESS enabled > fs/select.o: warning: objtool: do_sys_poll()+0x669: call to __ubsan_handle_sub_overflow() with UACCESS enabled Under discussion: https://lkml.kernel.org/r/590998aa9cc50f431343f76cae72b2abf8ac1fdd.1608699683.git.jpoimboe@redhat.com -- Josh