tree:   https://github.com/ammarfaizi2/linux-block dhowells/linux-fs/cifs-for-viro
head:   36501a16f9488b5e40c3649db6c72ad356a4b861
commit: df3dc5b0ba08782bc1dd331928e61ec81f841942 [6/13] cifs: Implement splice_read to pass down ITER_BVEC not ITER_PIPE
config: s390-allmodconfig
compiler: s390-linux-gcc (GCC) 12.1.0
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://github.com/ammarfaizi2/linux-block/commit/df3dc5b0ba08782bc1dd331928e61ec81f841942
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block dhowells/linux-fs/cifs-for-viro
        git checkout df3dc5b0ba08782bc1dd331928e61ec81f841942
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>, old ones prefixed by <<):

ERROR: modpost: "is_vmalloc_or_module_addr" [fs/netfs/netfs.ko] undefined!
>> ERROR: modpost: "default_pipe_buf_ops" [fs/cifs/cifs.ko] undefined!
ERROR: modpost: "devm_ioremap_resource" [drivers/dma/qcom/hdma.ko] undefined!
ERROR: modpost: "devm_ioremap_resource" [drivers/dma/fsl-edma.ko] undefined!
ERROR: modpost: "devm_ioremap_resource" [drivers/dma/idma64.ko] undefined!
ERROR: modpost: "iounmap" [drivers/tty/ipwireless/ipwireless.ko] undefined!
ERROR: modpost: "ioremap" [drivers/tty/ipwireless/ipwireless.ko] undefined!
ERROR: modpost: "devm_platform_ioremap_resource" [drivers/char/xillybus/xillybus_of.ko] undefined!
ERROR: modpost: "devm_memremap" [drivers/misc/open-dice.ko] undefined!
ERROR: modpost: "devm_memunmap" [drivers/misc/open-dice.ko] undefined!
WARNING: modpost: suppressed 17 unresolved symbol warnings because there were too many)

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