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=-7.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS 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 6447BC10F12 for ; Wed, 17 Apr 2019 06:53:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 30E98206BA for ; Wed, 17 Apr 2019 06:53:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.b="iaRmuoeA" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731048AbfDQGxY (ORCPT ); Wed, 17 Apr 2019 02:53:24 -0400 Received: from ozlabs.org ([203.11.71.1]:40195 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726313AbfDQGxY (ORCPT ); Wed, 17 Apr 2019 02:53:24 -0400 Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 44kXxs5XvDz9s4V; Wed, 17 Apr 2019 16:53:21 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=canb.auug.org.au; s=201702; t=1555484001; bh=D7OfZrYLyQEuXBKIR6FhSm0zpSfws4FwSXqxTG0EmGU=; h=Date:From:To:Cc:Subject:From; b=iaRmuoeAXkBngA/mGo3A+KwIpjix8al2o9W21vzQahoxKuh4AnLUEdH2D4k6J7h55 sTr5DgPwodDbebFbTwZ57mHViDIinnt83/bGFrIMLBnzzWasJjGtnofvOv0TDWHcTX 2A6uBcRXw/p13gMvsf9DiC1OaufMf0XbrjXWOD/AxssEQsZkFNIbzvsCy+xB4JBdbA Dpa3LPM90qdW1WniHPxnCuq6n+VxLfCe/RPckuzY4wg8LVKfimCmdQnyFRoU2hOfPH 6wMbBSHdMEE7xNfePr5uS7/43saL/n5lu5uUHwL3rxU0kn0led8jhlKr5euAnHJB0r 2wl0W2jtyYwHg== Date: Wed, 17 Apr 2019 16:53:21 +1000 From: Stephen Rothwell To: Andrew Morton Cc: Linux Next Mailing List , Linux Kernel Mailing List , Kees Cook , Alexey Dobriyan Subject: linux-next: build failure after merge of the akpm-current tree Message-ID: <20190417165321.61cd6380@canb.auug.org.au> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; boundary="Sig_/bd=lVB6xi8RtUho1ZJYpL/Y"; protocol="application/pgp-signature" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/bd=lVB6xi8RtUho1ZJYpL/Y Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi Andrew, After merging the akpm-current tree, today's linux-next build (arm multi_v7_defconfig) failed like this: fs/binfmt_elf.c: In function 'load_elf_binary': fs/binfmt_elf.c:1140:7: error: 'elf_interpreter' undeclared (first use in t= his function); did you mean 'interpreter'? if (!elf_interpreter) ^~~~~~~~~~~~~~~ interpreter Caused by commit 3ebf0dd657ce ("fs/binfmt_elf.c: move brk out of mmap when doing direct lo= ader exec") interacting with commit a34f642bccf1 ("fs/binfmt_elf.c: free PT_INTERP filename ASAP") I have applied the following patch for today. From: Stephen Rothwell Date: Wed, 17 Apr 2019 16:48:29 +1000 Subject: [PATCH] fix "fs/binfmt_elf.c: move brk out of mmap when doing dire= ct loader exec" Signed-off-by: Stephen Rothwell --- fs/binfmt_elf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c index b3bbe6bca499..fe5668a1bbaa 100644 --- a/fs/binfmt_elf.c +++ b/fs/binfmt_elf.c @@ -1137,7 +1137,7 @@ static int load_elf_binary(struct linux_binprm *bprm) * collide early with the stack growing down), and into the unused * ELF_ET_DYN_BASE region. */ - if (!elf_interpreter) + if (!interpreter) current->mm->brk =3D current->mm->start_brk =3D ELF_ET_DYN_BASE; =20 if ((current->flags & PF_RANDOMIZE) && (randomize_va_space > 1)) { --=20 2.20.1 --=20 Cheers, Stephen Rothwell --Sig_/bd=lVB6xi8RtUho1ZJYpL/Y Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAly2zWEACgkQAVBC80lX 0GxAqQf/XtjY9CQ2auY+756f5/Mo7tU3IiCeQbfx/PqKttY6xFRhVPWUwYmLQBEO GXC13BL00o2WU6QBZyvxVJOTJEymolxOLIxL3soIwa8tafJZeJtZNiLfFUREoAXL meFN2pWstqGA3FjvJ02FmNQJ5kXEDIoKgRn+VGNzkj8RejX6Jld1JrY4X7oNjkw0 9WIRcIB82tuKDpoPC5ktq/LU608qR36dA3FBoCFZVnpGidbESqA+2WjYip1TQpyi WKNB/FErVvGUTDihFlSYxt077pTncY2jKMA1eizlmvKrqBOJ9mq3KsoNS5eGeqIe LIPTGdFTgPtv7cXK2ATcjUdvAXRQ8Q== =0NE0 -----END PGP SIGNATURE----- --Sig_/bd=lVB6xi8RtUho1ZJYpL/Y--