* drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_i2c_sw.o: warning: objtool: dce_i2c_submit_command_sw()+0x624: unreachable instruction
@ 2021-06-12 19:30 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-06-12 19:30 UTC (permalink / raw)
To: kbuild-all
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CC: linux-kernel(a)vger.kernel.org
TO: Lee Jones <lee.jones@linaro.org>
CC: Alex Deucher <alexander.deucher@amd.com>
Hi Lee,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: ad347abe4a9876b1f65f408ab467137e88f77eb4
commit: d56631c58daea614dfb67cc0bf45f5f9f958bfd8 drm/amd/display/dc/dce/dce_i2c_sw: Make a bunch of local functions static
date: 5 months ago
config: x86_64-randconfig-a003-20210612 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project d2012d965d60c3258b3a69d024491698f8aec386)
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/torvalds/linux.git/commit/?id=d56631c58daea614dfb67cc0bf45f5f9f958bfd8
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout d56631c58daea614dfb67cc0bf45f5f9f958bfd8
# 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 >>):
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_i2c_sw.o: warning: objtool: dce_i2c_submit_command_sw()+0x624: 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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2021-06-12 19:30 drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_i2c_sw.o: warning: objtool: dce_i2c_submit_command_sw()+0x624: unreachable instruction kernel test robot
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