vmlinux.o: warning: objtool: pwm_mediatek_apply() falls through to next function __cfi_ntxec_pwm_probe()

vmlinux.o: warning: objtool: pwm_mediatek_apply() falls through to next function __cfi_ntxec_pwm_probe()

[kernel test robot]

CC: linux-kernel@vger.kernel.org
TO: Sami Tolvanen <samitolvanen@google.com>
CC: Kees Cook <keescook@chromium.org>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   54be6c6c5ae8e0d93a6c4641cb7528eb0b6ba478
commit: 3c516f89e17e56b4738f05588e51267e295b5e63 x86: Add support for CONFIG_CFI_CLANG
date:   1 year, 4 months ago
config: x86_64-buildonly-randconfig-003-20240112 (https://download.01.org/0day-ci/archive/20240205/202402051921.Xbc264Js-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240205/202402051921.Xbc264Js-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202402051921.Xbc264Js-lkp@intel.com/

All warnings (new ones prefixed by >>):

   vmlinux.o: warning: objtool: fault_in_readable+0xd8: call to __tsan_volatile_write1() with UACCESS enabled
>> vmlinux.o: warning: objtool: pwm_mediatek_apply() falls through to next function __cfi_ntxec_pwm_probe()
   vmlinux.o: warning: objtool: fixup_bad_iret+0x25: call to memset() leaves .noinstr.text section

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki