From: kernel test robot <lkp@intel.com>
Cc: kbuild-all@lists.01.org, llvm@lists.linux.dev
Subject: kernel/sched/fair.o: warning: objtool: unthrottle_cfs_rq()+0xf5f: unreachable instruction
Date: Sun, 12 Dec 2021 23:31:06 +0800 [thread overview]
Message-ID: <202112122318.o1Hst9VM-lkp@intel.com> (raw)
CC: linux-kernel@vger.kernel.org
TO: "Michal Koutný" <mkoutny@suse.com>
CC: Peter Zijlstra <peterz@infradead.org>
CC: Vincent Guittot <vincent.guittot@linaro.org>
CC: Odin Ugedal <odin@uged.al>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: a763d5a5abd65797aec3dd1bf01fe2ccbec32967
commit: 2630cde26711dab0d0b56a8be1616475be646d13 sched/fair: Add ancestors of unthrottled undecayed cfs_rq
date: 2 months ago
config: x86_64-randconfig-a001-20211204 (https://download.01.org/0day-ci/archive/20211212/202112122318.o1Hst9VM-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 5f1d1854eb1450d352663ee732235893c5782237)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2630cde26711dab0d0b56a8be1616475be646d13
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 2630cde26711dab0d0b56a8be1616475be646d13
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/ block// drivers/ fs/ kernel/ net/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> kernel/sched/fair.o: warning: objtool: unthrottle_cfs_rq()+0xf5f: unreachable instruction
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
reply other threads:[~2021-12-12 15:31 UTC|newest]
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