Re: [PATCH] kstrtox: delete saturation in case of overflow

From: kernel test robot

Date: Tue Sep 22 2026 - 07:50:30 EST


Hi Alexey,

kernel test robot noticed the following build errors:

[auto build test ERROR on akpm-mm/mm-nonmm-unstable]
[also build test ERROR on akpm-mm/mm-everything linus/master v7.3-rc4 next-20260921]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Alexey-Dobriyan/kstrtox-delete-saturation-in-case-of-overflow/20260917-191707
base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-nonmm-unstable
patch link: https://lore.kernel.org/r/a396f2ea-8de8-4eca-a216-ff69bc40fe85%40p183
patch subject: [PATCH] kstrtox: delete saturation in case of overflow
config: s390-allnoconfig (https://download.01.org/0day-ci/archive/20260922/202609221929.OSikd7q0-lkp@xxxxxxxxx/config)
compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 5dc57157f12f0ff676e823d9b4d98b45c07e5df2)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260922/202609221929.OSikd7q0-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202609221929.OSikd7q0-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: _parse_integer_fixup_radix
>>> referenced by cmdline.c
>>> arch/s390/boot/cmdline.o:(memparse)
--
>> ld.lld: error: undefined symbol: _parse_integer_limit
>>> referenced by cmdline.c
>>> arch/s390/boot/cmdline.o:(memparse)

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