[brgl:gpio/for-next 13/18] ld.lld: error: relocation R_PPC_ADDR16_HA cannot be used against symbol 'vdso32_start'; recompile with -fPIC

[brgl:gpio/for-next 13/18] ld.lld: error: relocation R_PPC_ADDR16_HA cannot be used against symbol 'vdso32_start'; recompile with -fPIC

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux.git gpio/for-next
head:   6d7f0c1103ef3935eb3f302d09af4ef9e85212a3
commit: 86f162e73d2d81ef6d819c06a3b6c2fda77a79b8 [13/18] gpio: aggregator: introduce basic configfs interface
config: powerpc-randconfig-003-20250410 (https://download.01.org/0day-ci/archive/20250410/202504100718.3Ftgs2zL-lkp@intel.com/config)
compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project 92c93f5286b9ff33f27ff694d2dc33da1c07afdd)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250410/202504100718.3Ftgs2zL-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202504100718.3Ftgs2zL-lkp@intel.com/

All errors (new ones prefixed by >>):

>> ld.lld: error: relocation R_PPC_ADDR16_HA cannot be used against symbol 'vdso32_start'; recompile with -fPIC
   >>> defined in vmlinux.a(arch/powerpc/kernel/vdso32_wrapper.o)
   >>> referenced by vdso.c
   >>>               arch/powerpc/kernel/vdso.o:(arch_setup_additional_pages) in archive vmlinux.a

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for HOTPLUG_CPU
   Depends on [n]: SMP [=y] && (PPC_PSERIES [=n] || PPC_PMAC [=n] || PPC_POWERNV [=n] || FSL_SOC_BOOKE [=n])
   Selected by [y]:
   - PM_SLEEP_SMP [=y] && SMP [=y] && (ARCH_SUSPEND_POSSIBLE [=y] || ARCH_HIBERNATION_POSSIBLE [=y]) && PM_SLEEP [=y]

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

Re: [brgl:gpio/for-next 13/18] ld.lld: error: relocation R_PPC_ADDR16_HA cannot be used against symbol 'vdso32_start'; recompile with -fPIC

[Bartosz Golaszewski]

On Thu, Apr 10, 2025 at 2:02 AM kernel test robot <lkp@intel.com> wrote:
>
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux.git gpio/for-next
> head:   6d7f0c1103ef3935eb3f302d09af4ef9e85212a3
> commit: 86f162e73d2d81ef6d819c06a3b6c2fda77a79b8 [13/18] gpio: aggregator: introduce basic configfs interface
> config: powerpc-randconfig-003-20250410 (https://download.01.org/0day-ci/archive/20250410/202504100718.3Ftgs2zL-lkp@intel.com/config)
> compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project 92c93f5286b9ff33f27ff694d2dc33da1c07afdd)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250410/202504100718.3Ftgs2zL-lkp@intel.com/reproduce)
>
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@intel.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202504100718.3Ftgs2zL-lkp@intel.com/
>
> All errors (new ones prefixed by >>):
>
> >> ld.lld: error: relocation R_PPC_ADDR16_HA cannot be used against symbol 'vdso32_start'; recompile with -fPIC
>    >>> defined in vmlinux.a(arch/powerpc/kernel/vdso32_wrapper.o)
>    >>> referenced by vdso.c
>    >>>               arch/powerpc/kernel/vdso.o:(arch_setup_additional_pages) in archive vmlinux.a
>
> Kconfig warnings: (for reference only)
>    WARNING: unmet direct dependencies detected for HOTPLUG_CPU
>    Depends on [n]: SMP [=y] && (PPC_PSERIES [=n] || PPC_PMAC [=n] || PPC_POWERNV [=n] || FSL_SOC_BOOKE [=n])
>    Selected by [y]:
>    - PM_SLEEP_SMP [=y] && SMP [=y] && (ARCH_SUSPEND_POSSIBLE [=y] || ARCH_HIBERNATION_POSSIBLE [=y]) && PM_SLEEP [=y]
>
> --
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests/wiki
>

This looks like a false-positive, it doesn't make sense for it to be
caused by the aggregator change.

Bart