linux-kernel - [linux-stable-rc:linux-5.15.y 6458/7962] drivers/hwmon/dme1737.o: warning: objtool: show

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Date:   Tue, 21 Jun 2022 23:21:41 +0800
From:   kernel test robot <lkp@...el.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Borislav Petkov <bp@...e.de>, Sasha Levin <sashal@...nel.org>
Subject: [linux-stable-rc:linux-5.15.y 6458/7962] drivers/hwmon/dme1737.o:
 warning: objtool: show_zone()+0x40: unreachable instruction

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.15.y
head:   3797b8fe60254ac3f5306d5e452b088e9d57f180
commit: 370d33da35e31c1544eb77bcf2539f09b1064b9c [6458/7962] x86: Add straight-line-speculation mitigation
config: x86_64-randconfig-a003-20220620 (https://download.01.org/0day-ci/archive/20220621/202206212304.C9O9bVTc-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=370d33da35e31c1544eb77bcf2539f09b1064b9c
        git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
        git fetch --no-tags linux-stable-rc linux-5.15.y
        git checkout 370d33da35e31c1544eb77bcf2539f09b1064b9c
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/ drivers/ kernel/ net// security/integrity/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

>> drivers/hwmon/dme1737.o: warning: objtool: show_zone()+0x40: unreachable instruction
--
>> drivers/hwmon/ltc2947-core.o: warning: objtool: ltc2947_is_visible()+0x44: unreachable instruction
--
>> drivers/iio/accel/mma8452.o: warning: objtool: mma8452_read_raw()+0x4c: unreachable instruction
--
>> drivers/iio/adc/ad7192.o: warning: objtool: ad7192_read_raw()+0x3f: unreachable instruction
--
>> drivers/iio/dac/ad5360.o: warning: objtool: ad5360_read_raw()+0x36: unreachable instruction
--
>> drivers/iio/dac/ad5421.o: warning: objtool: ad5421_read_raw()+0x37: unreachable instruction
--
>> drivers/iio/dac/ad5764.o: warning: objtool: ad5764_read_raw()+0x31: unreachable instruction
--
>> drivers/iio/dummy/iio_simple_dummy.o: warning: objtool: iio_dummy_read_raw()+0x4c: unreachable instruction
--
>> drivers/edac/ghes_edac.o: warning: objtool: assign_dmi_dimm_info()+0x6d: unreachable instruction
--
>> drivers/power/supply/da9030_battery.o: warning: objtool: da9030_battery_get_property()+0x25: unreachable instruction
--
>> drivers/power/supply/max14577_charger.o: warning: objtool: max14577_charger_get_property()+0x36: unreachable instruction
..

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