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GET /api/patches/711078/?format=api
{ "id": 711078, "url": "http://patchwork.ozlabs.org/api/patches/711078/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/alpine.DEB.2.20.99.1701040957380.31470@trent.utfs.org/", "project": { "id": 2, "url": "http://patchwork.ozlabs.org/api/projects/2/?format=api", "name": "Linux PPC development", "link_name": "linuxppc-dev", "list_id": "linuxppc-dev.lists.ozlabs.org", "list_email": "linuxppc-dev@lists.ozlabs.org", "web_url": "https://github.com/linuxppc/wiki/wiki", "scm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git", "webscm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/", "list_archive_url_format": "https://lore.kernel.org/linuxppc-dev/{}/", "commit_url_format": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id={}" }, "msgid": "<alpine.DEB.2.20.99.1701040957380.31470@trent.utfs.org>", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/alpine.DEB.2.20.99.1701040957380.31470@trent.utfs.org/", "date": "2017-01-04T18:33:05", "name": "bootx_init.c:88: undefined reference to `__stack_chk_fail_local'", "commit_ref": null, "pull_url": null, "state": "not-applicable", "archived": false, "hash": "e5f6d29c9218d954c952cf901d2709277e431e94", "submitter": { "id": 1036, "url": "http://patchwork.ozlabs.org/api/people/1036/?format=api", "name": "Christian Kujau", "email": "lists@nerdbynature.de" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/alpine.DEB.2.20.99.1701040957380.31470@trent.utfs.org/mbox/", "series": [], "comments": "http://patchwork.ozlabs.org/api/patches/711078/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/711078/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org>", "X-Original-To": [ "patchwork-incoming@ozlabs.org", "linuxppc-dev@lists.ozlabs.org" ], "Delivered-To": [ "patchwork-incoming@ozlabs.org", "linuxppc-dev@lists.ozlabs.org" ], "Received": [ "from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\t(using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3ttzxW09LVz9t0J\n\tfor <patchwork-incoming@ozlabs.org>;\n\tThu, 5 Jan 2017 05:34:39 +1100 (AEDT)", "from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 3ttzxV6WXXzDqYt\n\tfor <patchwork-incoming@ozlabs.org>;\n\tThu, 5 Jan 2017 05:34:38 +1100 (AEDT)", "from trent.utfs.org (trent.utfs.org [94.185.90.103])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby lists.ozlabs.org (Postfix) with ESMTPS id 3ttzvp4BFkzDqQ9\n\tfor <linuxppc-dev@lists.ozlabs.org>;\n\tThu, 5 Jan 2017 05:33:10 +1100 (AEDT)", "from localhost (localhost [IPv6:::1])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby trent.utfs.org (Postfix) with ESMTPS id DB5CE647B5;\n\tWed, 4 Jan 2017 19:33:05 +0100 (CET)" ], "Date": "Wed, 4 Jan 2017 10:33:05 -0800 (PST)", "From": "Christian Kujau <lists@nerdbynature.de>", "To": "Christophe LEROY <christophe.leroy@c-s.fr>", "Subject": "Re: bootx_init.c:88: undefined reference to `__stack_chk_fail_local'", "In-Reply-To": "<81ef821b-8af2-0ee5-ab35-58639548dab7@c-s.fr>", "Message-ID": "<alpine.DEB.2.20.99.1701040957380.31470@trent.utfs.org>", "References": "<alpine.DEB.2.20.99.1701030715390.31470@trent.utfs.org>\n\t<81ef821b-8af2-0ee5-ab35-58639548dab7@c-s.fr>", "User-Agent": "Alpine 2.20.99 (DEB 191 2016-12-09)", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=US-ASCII", "X-BeenThere": "linuxppc-dev@lists.ozlabs.org", "X-Mailman-Version": "2.1.23", "Precedence": "list", "List-Id": "Linux on PowerPC Developers Mail List\n\t<linuxppc-dev.lists.ozlabs.org>", "List-Unsubscribe": "<https://lists.ozlabs.org/options/linuxppc-dev>,\n\t<mailto:linuxppc-dev-request@lists.ozlabs.org?subject=unsubscribe>", "List-Archive": "<http://lists.ozlabs.org/pipermail/linuxppc-dev/>", "List-Post": "<mailto:linuxppc-dev@lists.ozlabs.org>", "List-Help": "<mailto:linuxppc-dev-request@lists.ozlabs.org?subject=help>", "List-Subscribe": "<https://lists.ozlabs.org/listinfo/linuxppc-dev>,\n\t<mailto:linuxppc-dev-request@lists.ozlabs.org?subject=subscribe>", "Cc": "Benjamin Herrenschmidt <benh@au1.ibm.com>, linuxppc-dev@lists.ozlabs.org", "Errors-To": "linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org", "Sender": "\"Linuxppc-dev\"\n\t<linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org>" }, "content": "On Wed, 4 Jan 2017, Christophe LEROY wrote:\n> Using GCC 5.4.0, I don't have that issue. bootx_init.o only contains reference\n> to __stack_chk_fail\n\nFWIW, building with a GCC 5.2 crosscompiler succeeds (with \nCONFIG_CC_STACKPROTECTOR_STRONG=y), but I don't know if it will boot \nthough, see my other mail in this thread:\n\n https://lists.ozlabs.org/pipermail/linuxppc-dev/2017-January/152623.html\n\nSo, would the following be sufficient? It compiles, but I haven't had a \nchance to boot yet.\n\n\n\n\nThanks,\nChristian.", "diff": "diff --git a/arch/powerpc/platforms/powermac/Makefile b/arch/powerpc/platforms/powermac/Makefile\nindex 1eb7b45..c7dcab9 100644\n--- a/arch/powerpc/platforms/powermac/Makefile\n+++ b/arch/powerpc/platforms/powermac/Makefile\n@@ -1,4 +1,4 @@\n-CFLAGS_bootx_init.o \t\t+= -fPIC\n+CFLAGS_bootx_init.o \t\t+= -fPIC -fno-stack-protector\n \n ifdef CONFIG_FUNCTION_TRACER\n # Do not trace early boot code\n", "prefixes": [] }