From: kernel test robot <lkp@intel.com>
To: kbuild@lists.01.org
Subject: [peterz-queue:objtool/core 3/3] net/mptcp/protocol.o: warning: objtool: mptcp_reset_timer()+0x81: unreachable instruction
Date: Sun, 23 May 2021 08:20:22 +0800 [thread overview]
Message-ID: <202105230816.pJ1ORYDJ-lkp@intel.com> (raw)
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CC: kbuild-all(a)lists.01.org
CC: clang-built-linux(a)googlegroups.com
TO: Vasily Gorbik <gor@linux.ibm.com>
CC: Josh Poimboeuf <jpoimboe@redhat.com>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git objtool/core
head: c199f64ff93c48a45add92eee4456ffcabfc838e
commit: c199f64ff93c48a45add92eee4456ffcabfc838e [3/3] instrumentation.h: Avoid using inline asm operand modifiers
:::::: branch date: 3 days ago
:::::: commit date: 3 days ago
config: x86_64-randconfig-b001-20210523 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project e84a9b9bb3051c35dea993cdad7b3d2575638f85)
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
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?id=c199f64ff93c48a45add92eee4456ffcabfc838e
git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git
git fetch --no-tags peterz-queue objtool/core
git checkout c199f64ff93c48a45add92eee4456ffcabfc838e
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
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_reset_timer()+0x81: unreachable instruction
--
>> net/mptcp/crypto.o: warning: objtool: mptcp_crypto_hmac_sha()+0x1af: unreachable instruction
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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reply other threads:[~2021-05-23 0:20 UTC|newest]
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