[linux-stable-rc:linux-4.14.y 9665/9999] Warning: decoded and checked 4367589 instructions with 421 warnings

[linux-stable-rc:linux-4.14.y 9665/9999] Warning: decoded and checked 4367589 instructions with 421 warnings

[kernel test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.14.y
head:   bb01d00d3d36750e338cb76df7febc1f725a1cdd
commit: 236a45c27006a0c73f763240531a19a5fd6a5255 [9665/9999] x86, perf: Fix the dependency of the x86 insn decoder selftest
config: i386-randconfig-r013-20210816 (attached as .config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=236a45c27006a0c73f763240531a19a5fd6a5255
        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-4.14.y
        git checkout 236a45c27006a0c73f763240531a19a5fd6a5255
        # save the attached .config to linux build tree
        mkdir build_dir
        make W=1 O=build_dir ARCH=i386 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 >>):

   Warning: c1db3cf2: 0f ff 8d 4a 1c 0f ff ud0 -0xf0e3b6(%ebp),%ecx
   Warning: objdump says 7 bytes, but insn_get_length() says 2
>> Warning: decoded and checked 4367589 instructions with 421 warnings

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

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