Re: [PATCH 3/7] md: support to align bio to limits
From: kernel test robot
Date: Sat Nov 22 2025 - 16:20:55 EST
Hi Yu,
kernel test robot noticed the following build errors:
[auto build test ERROR on linus/master]
[also build test ERROR on v6.18-rc6 next-20251121]
[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/Yu-Kuai/md-raid5-use-mempool-to-allocate-stripe_request_ctx/20251121-131818
base: linus/master
patch link: https://lore.kernel.org/r/20251121051406.1316884-5-yukuai%40fnnas.com
patch subject: [PATCH 3/7] md: support to align bio to limits
config: powerpc-randconfig-002-20251123 (https://download.01.org/0day-ci/archive/20251123/202511230429.aSwW3knO-lkp@xxxxxxxxx/config)
compiler: powerpc-linux-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251123/202511230429.aSwW3knO-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/202511230429.aSwW3knO-lkp@xxxxxxxxx/
All errors (new ones prefixed by >>):
powerpc-linux-ld: drivers/md/md.o: in function `md_submit_bio':
>> md.c:(.text+0xf8c4): undefined reference to `__udivdi3'
>> powerpc-linux-ld: md.c:(.text+0xf914): undefined reference to `__umoddi3'
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki