From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fengguang Wu Subject: Re: xt_TPROXY.c:undefined reference to `udp6_lib_lookup' Date: Fri, 28 Mar 2014 20:24:15 +0800 Message-ID: <20140328122415.GA7778@localhost> References: <5335381f.hAg4XjgCrcKXOEa4%fengguang.wu@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Andreas Dilger , Greg Kroah-Hartman , "kbuild-all@01.org" , "netdev@vger.kernel.org" To: Peng Tao Return-path: Received: from mga01.intel.com ([192.55.52.88]:55373 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751140AbaC1MYS (ORCPT ); Fri, 28 Mar 2014 08:24:18 -0400 Content-Disposition: inline In-Reply-To: Sender: netdev-owner@vger.kernel.org List-ID: Hi Peng, On Fri, Mar 28, 2014 at 05:30:12PM +0800, Peng Tao wrote: > On Fri, Mar 28, 2014 at 4:51 PM, kbuild test robot > wrote: > > tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > > head: f217c44ebd41ce7369d2df07622b2839479183b0 > > commit: 2c185ffa270a95e3699c223a0ee67f560ec0db8c staging/lustre: don't compile procfs code when CONFIG_PROC_FS is off > > date: 4 months ago > > config: i386-randconfig-c1-03281459 (attached as .config) > > > > All error/warnings: > > > > net/built-in.o: In function `tproxy_tg6_v1': > >>> xt_TPROXY.c:(.text+0x44b23): undefined reference to `udp6_lib_lookup' > >>> xt_TPROXY.c:(.text+0x44f6f): undefined reference to `udp6_lib_lookup' > >>> xt_TPROXY.c:(.text+0x4505e): undefined reference to `udp6_lib_lookup' > > net/built-in.o: In function `tproxy_tg_init': > > xt_TPROXY.c:(.init.text+0x1748): undefined reference to `nf_defrag_ipv6_enable' > > > I don't see how this relates to a Lustre commit. > .config looks reasonable to me. It has CONFIG_IPV6=m, which should > have built udp6_lib_lookup (net/ipv6/udp.c) yet ld failed to link it? Yes, sorry. It's your build fix unveils this link error and confused the bisect.. I'll fixup the script to show a notice message in this case. Thanks, Fengguang