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=-6.3 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 98702C433E0 for ; Mon, 8 Feb 2021 21:46:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4585464EA4 for ; Mon, 8 Feb 2021 21:46:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236935AbhBHVqi (ORCPT ); Mon, 8 Feb 2021 16:46:38 -0500 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:32500 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234685AbhBHVXe (ORCPT ); Mon, 8 Feb 2021 16:23:34 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1612819322; 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=7rPLQAElgHees9+1oAOIuOVL0/2tuTufKerlPtBFQmU=; b=UoJhOfj3YYNlJom5YNtz+YJdTRM+plrcfjlYz6PwBuizVG2u4od6iuaXGJigj1bmQQBkIl SdLthbVKLwck17AxEeboA2cm2jRouFg6qAJsEubvhzfFqXu7foDg0mzI9bWBKsrr6HgotD oaFvoO7YKn6JcMX1T5lm0eNyNsFVdfg= 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-356-PhagjMyaO0Czeap8eyEjTg-1; Mon, 08 Feb 2021 16:21:58 -0500 X-MC-Unique: PhagjMyaO0Czeap8eyEjTg-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id B5318107ACE3; Mon, 8 Feb 2021 21:21:56 +0000 (UTC) Received: from treble (ovpn-120-159.rdu2.redhat.com [10.10.120.159]) by smtp.corp.redhat.com (Postfix) with ESMTPS id AD4AF1346F; Mon, 8 Feb 2021 21:21:55 +0000 (UTC) Date: Mon, 8 Feb 2021 15:21:53 -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 Feb 8 (objtool: warnings: 5) Message-ID: <20210208212153.vs2v7k2c55a3syvo@treble> References: <20210208235246.01cb4daf@canb.auug.org.au> <2000eae0-89f4-a88f-a113-7fa47f16def7@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <2000eae0-89f4-a88f-a113-7fa47f16def7@infradead.org> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Feb 08, 2021 at 11:30:59AM -0800, Randy Dunlap wrote: > On 2/8/21 4:52 AM, Stephen Rothwell wrote: > > Hi all, > > > > Changes since 20210205: > > > > on x86_64: > > objtool warnings: (from 3 different randconfig builds) > > drivers/input/touchscreen/elants_i2c.o: warning: objtool: elants_i2c_initialize() falls through to next function elants_i2c_resume() Randy, can you share the .o? (you may need to gzip it, still waiting on corporate IT to allow me to receive .o files) > fs/select.o: warning: objtool: do_sys_poll()+0x8e9: call to __ubsan_handle_sub_overflow() with UACCESS enabled > lib/iov_iter.o: warning: objtool: iovec_from_user.part.12()+0x2db: call to __ubsan_handle_add_overflow() with UACCESS enabled Peter, we need the patch to prevent UBSAN with gcc7? > vmlinux.o: warning: objtool: do_machine_check()+0x7ee: call to queue_task_work() leaves .noinstr.text section > vmlinux.o: warning: objtool: lock_is_held_type()+0x107: call to warn_bogus_irq_restore() leaves .noinstr.text section Peter? -- Josh