linux-kernel - drivers/hwmon/sch56xx-common.o: warning: objtool: sch56xx_init()+0xfd: stack state mismatch: cfa1=4+200 cfa2=5+40

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Message-ID: <202204110525.Bxed5ZYq-lkp@intel.com>
Date:   Mon, 11 Apr 2022 05:41:32 +0800
From:   kernel test robot <lkp@...el.com>
To:     Armin Wolf <W_Armin@....de>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Guenter Roeck <linux@...ck-us.net>,
        Hans de Goede <hdegoede@...hat.com>
Subject: drivers/hwmon/sch56xx-common.o: warning: objtool:
 sch56xx_init()+0xfd: stack state mismatch: cfa1=4+200 cfa2=5+40

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   4ea3c6425269d33da53c79d539ce9554117cf4d4
commit: 393935baa45e5ccb9603cf7f9f020ed1bc0915f7 hwmon: (sch56xx-common) Add automatic module loading on supported devices
date:   6 weeks ago
config: x86_64-randconfig-c022-20220411 (https://download.01.org/0day-ci/archive/20220411/202204110525.Bxed5ZYq-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.2.0-19) 11.2.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=393935baa45e5ccb9603cf7f9f020ed1bc0915f7
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 393935baa45e5ccb9603cf7f9f020ed1bc0915f7
        # save the config file to linux build tree
        mkdir build_dir
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/

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

All warnings (new ones prefixed by >>):

>> drivers/hwmon/sch56xx-common.o: warning: objtool: sch56xx_init()+0xfd: stack state mismatch: cfa1=4+200 cfa2=5+40

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp