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Message-ID: <20160720011216.GO17027@wfg-t540p.sh.intel.com> Date: Wed, 20 Jul 2016 09:12:16 +0800 From: Fengguang Wu <fengguang.wu@...el.com> To: Jann Horn <jann@...jh.net>, kbuild-all@...org, James Morris <james.l.morris@...cle.com>, linux-kernel@...r.kernel.org Subject: Re: [kbuild-all] security/yama/yama_lsm.o: warning: objtool: report_access()+0x210: function has unreachable instruction Hi Jann, Sorry please ignore this one -- it looks like false warning from old gcc 4.4 and 4.6 -- we just enabled old compiler tests triggered 10k these warnings.. Thanks, Fengguang On Tue, Jul 19, 2016 at 10:20:05PM +0800, kbuild test robot wrote: >tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master >head: 47ef4ad2684d380dd6d596140fb79395115c3950 >commit: dca6b4149181baaa363b9a7ce7c550840bb3bc83 Yama: fix double-spinlock and user access in atomic context >date: 8 weeks ago >config: x86_64-randconfig-s2-07191718 (attached as .config) >compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7 >reproduce: > git checkout dca6b4149181baaa363b9a7ce7c550840bb3bc83 > # save the attached .config to linux build tree > make ARCH=x86_64 > >All warnings (new ones prefixed by >>): > >>> security/yama/yama_lsm.o: warning: objtool: report_access()+0x210: function has unreachable instruction > >--- >0-DAY kernel test infrastructure Open Source Technology Center >https://lists.01.org/pipermail/kbuild-all Intel Corporation >_______________________________________________ >kbuild-all mailing list >kbuild-all@...ts.01.org >https://lists.01.org/mailman/listinfo/kbuild-all
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