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Subject[jpoimboe:objtool-run 5/5] arch/x86/lib/copy_user_64.o: warning: objtool: copy_user_enhanced_fast_string() falls through to next function copy_user_generic_unrolled()
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jpoimboe/linux.git objtool-run
head: 0060ff03f4882dcb7911b968e5d1f31aaf840c33
commit: 0060ff03f4882dcb7911b968e5d1f31aaf840c33 [5/5] todo
config: x86_64-randconfig-c022-20220411 (https://download.01.org/0day-ci/archive/20220412/202204121317.36kQoGCk-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/jpoimboe/linux.git/commit/?id=0060ff03f4882dcb7911b968e5d1f31aaf840c33
git remote add jpoimboe https://git.kernel.org/pub/scm/linux/kernel/git/jpoimboe/linux.git
git fetch --no-tags jpoimboe objtool-run
git checkout 0060ff03f4882dcb7911b968e5d1f31aaf840c33
# save the config file to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

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 >>):

>> arch/x86/lib/copy_user_64.o: warning: objtool: copy_user_enhanced_fast_string() falls through to next function copy_user_generic_unrolled()
--
>> arch/x86/lib/memcpy_64.o: warning: objtool: __memcpy() falls through to next function memcpy_erms()
--
>> arch/x86/lib/memset_64.o: warning: objtool: __memset() falls through to next function memset_erms()

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

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