From: kernel test robot <lkp@intel.com>
Cc: kbuild-all@lists.01.org, llvm@lists.linux.dev
Subject: net/mptcp/protocol.o: warning: objtool: mptcp_sendmsg_frag()+0x346: unreachable instruction
Date: Sun, 5 Dec 2021 12:26:23 +0800 [thread overview]
Message-ID: <202112051224.XEFXJ6iN-lkp@intel.com> (raw)
CC: linux-kernel@vger.kernel.org
TO: Paolo Abeni <pabeni@redhat.com>
CC: Mat Martineau <mathew.j.martineau@linux.intel.com>
Hi Paolo,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 79a72162048e42a677bc7336a9f5d86fc3ff9558
commit: ff5a0b421cb23bf6b2898939ffef5b683045d9d3 mptcp: faster active backup recovery
date: 4 months ago
config: x86_64-randconfig-a015-20211205 (https://download.01.org/0day-ci/archive/20211205/202112051224.XEFXJ6iN-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=ff5a0b421cb23bf6b2898939ffef5b683045d9d3
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout ff5a0b421cb23bf6b2898939ffef5b683045d9d3
# 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 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 >>):
>> net/mptcp/protocol.o: warning: objtool: mptcp_sendmsg_frag()+0x346: unreachable instruction
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
reply other threads:[~2021-12-05 4:27 UTC|newest]
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