From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f70.google.com (mail-pa0-f70.google.com [209.85.220.70]) by kanga.kvack.org (Postfix) with ESMTP id F3A41828EE for ; Mon, 13 Jun 2016 17:11:29 -0400 (EDT) Received: by mail-pa0-f70.google.com with SMTP id he1so87531159pac.0 for ; Mon, 13 Jun 2016 14:11:29 -0700 (PDT) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org. [140.211.169.12]) by mx.google.com with ESMTPS id o124si34154171pfb.247.2016.06.13.14.11.24 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 13 Jun 2016 14:11:29 -0700 (PDT) Date: Mon, 13 Jun 2016 14:11:23 -0700 From: Andrew Morton Subject: Re: [mel:mm-vmscan-node-lru-v7r3 38/200] slub.c:undefined reference to `cache_random_seq_create' Message-Id: <20160613141123.fcb245b6a7fd3199ae8a32d7@linux-foundation.org> In-Reply-To: <201606140353.WeDaHl1M%fengguang.wu@intel.com> References: <201606140353.WeDaHl1M%fengguang.wu@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: kbuild test robot Cc: kbuild-all@01.org, Mel Gorman , Thomas Garnier , Kees Cook , Linux Memory Management List On Tue, 14 Jun 2016 03:37:57 +0800 kbuild test robot wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/mel/linux mm-vmscan-node-lru-v7r3 > head: 276a5614a25ce20248f42bd4fb025b80ae0c9be1 > commit: 44c61fe5d7f13025a2a1f6efbbc0da75ad93ee19 [38/200] mm: SLUB freelist randomization > config: x86_64-randconfig-x018-06140033 (attached as .config) > compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430 > reproduce: > git checkout 44c61fe5d7f13025a2a1f6efbbc0da75ad93ee19 > # save the attached .config to linux build tree > make ARCH=x86_64 > > All errors (new ones prefixed by >>): > > mm/built-in.o: In function `init_cache_random_seq': > >> slub.c:(.text+0x507dc): undefined reference to `cache_random_seq_create' > mm/built-in.o: In function `__kmem_cache_release': > >> (.text+0x53979): undefined reference to `cache_random_seq_destroy' I don't even get that far with that .config. With gcc-4.4.4 I get init/built-in.o: In function `initcall_blacklisted': main.c:(.text+0x41): undefined reference to `__stack_chk_guard' main.c:(.text+0xbe): undefined reference to `__stack_chk_guard' init/built-in.o: In function `do_one_initcall': (.text+0xeb): undefined reference to `__stack_chk_guard' init/built-in.o: In function `do_one_initcall': (.text+0x22b): undefined reference to `__stack_chk_guard' init/built-in.o: In function `name_to_dev_t': (.text+0x320): undefined reference to `__stack_chk_guard' init/built-in.o:(.text+0x52e): more undefined references to `__stack_chk_guard' Kees touched it last :) -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org