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SubjectRe: [PATCH V3 6/9] objtool: Report inconsistent stack changes in alternative
Hi Alexandre,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on tip/auto-latest]
[also build test WARNING on linus/master v5.7-rc1 next-20200414]
[cannot apply to tip/x86/core linux/master]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url: https://github.com/0day-ci/linux/commits/Alexandre-Chartre/objtool-changes-to-check-retpoline-code/20200415-015312
base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 354a2fb98a37f696a1cffdc58dbff48a02e7c611
config: x86_64-randconfig-b002-20200415 (attached as .config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64

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

All warnings (new ones prefixed by >>):

>> mm/kasan/common.o: warning: objtool: kasan_report()+0x13: error in alternative
>> mm/kasan/common.o: warning: objtool: .altinstr_replacement+0xa: in alternative 1
>> mm/kasan/common.o: warning: objtool: .altinstr_replacement+0xb: invalid alternative state
mm/kasan/common.o: warning: objtool: kasan_report()+0x3b: error in alternative
mm/kasan/common.o: warning: objtool: .altinstr_replacement+0xf: in alternative 1
mm/kasan/common.o: warning: objtool: .altinstr_replacement+0x10: invalid alternative state

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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