block/bio.o: warning: objtool: bio_add_zone_append_page()+0x1b: unreachable instruction

block/bio.o: warning: objtool: bio_add_zone_append_page()+0x1b: unreachable instruction

[kernel test robot]

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CC: linux-kernel@vger.kernel.org
TO: Johannes Thumshirn <johannes.thumshirn@wdc.com>
CC: David Sterba <dsterba@suse.com>
CC: Christoph Hellwig <hch@lst.de>
CC: Josef Bacik <josef@toxicpanda.com>
CC: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>

Hi Johannes,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   a9c9a6f741cdaa2fa9ba24a790db8d07295761e3
commit: ae29333fa644679b96d88c9dd3afbef25cbac0f6 block: add bio_add_zone_append_page
date:   7 months ago
config: x86_64-buildonly-randconfig-r002-20210903 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project c9948e9254fbb6ea00f66c7b4542311d21e060be)
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/torvalds/linux.git/commit/?id=ae29333fa644679b96d88c9dd3afbef25cbac0f6
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout ae29333fa644679b96d88c9dd3afbef25cbac0f6
        # 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

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 >>):

>> block/bio.o: warning: objtool: bio_add_zone_append_page()+0x1b: unreachable instruction

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

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block/bio.o: warning: objtool: bio_add_zone_append_page()+0x1b: unreachable instruction

[kernel test robot]

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CC: linux-kernel(a)vger.kernel.org
TO: Johannes Thumshirn <johannes.thumshirn@wdc.com>
CC: David Sterba <dsterba@suse.com>
CC: Christoph Hellwig <hch@lst.de>
CC: Josef Bacik <josef@toxicpanda.com>
CC: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>

Hi Johannes,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   a9c9a6f741cdaa2fa9ba24a790db8d07295761e3
commit: ae29333fa644679b96d88c9dd3afbef25cbac0f6 block: add bio_add_zone_append_page
date:   7 months ago
config: x86_64-buildonly-randconfig-r002-20210903 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project c9948e9254fbb6ea00f66c7b4542311d21e060be)
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/torvalds/linux.git/commit/?id=ae29333fa644679b96d88c9dd3afbef25cbac0f6
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout ae29333fa644679b96d88c9dd3afbef25cbac0f6
        # 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

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 >>):

>> block/bio.o: warning: objtool: bio_add_zone_append_page()+0x1b: 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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