[linux-next:master 1419/7963] drivers/pci/pci.o: warning: objtool: pci_remap_iospace()+0x6d: unreachable instruction

[linux-next:master 1419/7963] drivers/pci/pci.o: warning: objtool: pci_remap_iospace()+0x6d: unreachable instruction

[kernel test robot]

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CC: Linux Memory Management List <linux-mm@kvack.org>
TO: "Krzysztof Wilczyński" <kw@linux.com>
CC: Bjorn Helgaas <helgaas@kernel.org>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   4b358aabb93a2c654cd1dcab1a25a589f6e2b153
commit: a67462fc9de8b958d6a2c2c34d0195733a8c61a6 [1419/7963] PCI: Refactor pci_ioremap_bar() and pci_ioremap_wc_bar()
config: x86_64-randconfig-c001-20210812 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 767496d19cb9a1fbba57ff08095faa161998ee36)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=a67462fc9de8b958d6a2c2c34d0195733a8c61a6
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout a67462fc9de8b958d6a2c2c34d0195733a8c61a6
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross 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@intel.com>

All warnings (new ones prefixed by >>):

>> drivers/pci/pci.o: warning: objtool: pci_remap_iospace()+0x6d: unreachable instruction

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

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