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=-3.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_NEOMUTT autolearn=ham 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 9F97DC282CB for ; Wed, 6 Feb 2019 02:16:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7A7D5217F9 for ; Wed, 6 Feb 2019 02:16:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727138AbfBFCQO (ORCPT ); Tue, 5 Feb 2019 21:16:14 -0500 Received: from mx1.redhat.com ([209.132.183.28]:38364 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726484AbfBFCQN (ORCPT ); Tue, 5 Feb 2019 21:16:13 -0500 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id C45B110F8F; Wed, 6 Feb 2019 02:16:13 +0000 (UTC) Received: from treble (ovpn-119-156.phx2.redhat.com [10.3.119.156]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 629B560BEE; Wed, 6 Feb 2019 02:16:13 +0000 (UTC) Date: Tue, 5 Feb 2019 20:16:11 -0600 From: Josh Poimboeuf To: Steven Rostedt Cc: LKML Subject: Re: libelf-0.175 breaks objtool Message-ID: <20190206021611.2nsqomt6a7wuaket@treble> References: <20190205133821.1a243836@gandalf.local.home> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20190205133821.1a243836@gandalf.local.home> User-Agent: NeoMutt/20180716 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Wed, 06 Feb 2019 02:16:13 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Feb 05, 2019 at 01:38:21PM -0500, Steven Rostedt wrote: > Just a FYI. > > After a recent upgrade in debian testing, I was not able to build the > kernel. I have a custom build of gcc, so I thought it was strange that > I was getting something like this (took this from the web, as I don't > have the error anymore with the work around, and currently doing a full > build): > > objdump: kernel/.tmp_signal.o: unable to initialize decompress status for section .debug_info > objdump: kernel/.tmp_signal.o: unable to initialize decompress status for section .debug_info > objdump: kernel/.tmp_signal.o: file format not recognized > CC arch/x86/kernel/platform-quirks.o > objdump: arch/x86/kernel/.tmp_ebda.o: unable to initialize decompress status for section .debug_info > objdump: arch/x86/kernel/.tmp_ebda.o: unable to initialize decompress status for section .debug_info > objdump: arch/x86/kernel/.tmp_ebda.o: file format not recognized > objdump: mm/.tmp_swap_slots.o: unable to initialize decompress status for section .debug_info > objdump: mm/.tmp_swap_slots.o: unable to initialize decompress status for section .debug_info > objdump: mm/.tmp_swap_slots.o: file format not recognized I installed debian testing on a VM, which has libelf 0.175-2, but I can't recreate. Can you share your config? -- Josh