[stable:linux-5.10.y 5380/9999] signal.c:undefined reference to `uml_pm_wake'

[kernel test robot <lkp@intel.com>]

Hi Johannes,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git linux-5.10.y
head:   f1b32fda06d2cfb8eea9680b0ba7a8b0d5b81eeb
commit: b58294ce1a8ac8e234abd991255b1d1905520aed [5380/9999] um: Allow PM with suspend-to-idle
config: um-allnoconfig (https://download.01.org/0day-ci/archive/20230513/202305131024.Enb8OaOc-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-12) 11.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git/commit/?id=b58294ce1a8ac8e234abd991255b1d1905520aed
        git remote add stable https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git
        git fetch --no-tags stable linux-5.10.y
        git checkout b58294ce1a8ac8e234abd991255b1d1905520aed
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=um olddefconfig
        make W=1 O=build_dir ARCH=um SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305131024.Enb8OaOc-lkp@intel.com/

All errors (new ones prefixed by >>):

   /usr/bin/ld: warning: arch/x86/um/checksum_32.o: missing .note.GNU-stack section implies executable stack
   /usr/bin/ld: NOTE: This behaviour is deprecated and will be removed in a future version of the linker
   /usr/bin/ld: warning: vmlinux has a LOAD segment with RWX permissions
   /usr/bin/ld: arch/um/os-Linux/signal.o: in function `sigusr1_handler':
>> signal.c:(.text+0x211): undefined reference to `uml_pm_wake'
>> collect2: error: ld returned 1 exit status

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests