Re: [PATCH] riscv: add copy_mc_to_{kernel,user} support to enable MC fault tolerance

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

:::::: 
:::::: Manual check reason: "low confidence bisect report"
:::::: 

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
In-Reply-To: <20260508062439.3000014-1-tianruidong@linux.alibaba.com>
References: <20260508062439.3000014-1-tianruidong@linux.alibaba.com>
TO: Ruidong Tian <tianruidong@linux.alibaba.com>
TO: pjw@kernel.org
TO: palmer@dabbelt.com
TO: aou@eecs.berkeley.edu
TO: alex@ghiti.fr
CC: linux-riscv@lists.infradead.org
CC: linux-kernel@vger.kernel.org
CC: zhuo.song@linux.alibaba.com
CC: oliver.yang@linux.alibaba.com
CC: Ruidong Tian <tianruidong@linux.alibaba.com>

Hi Ruidong,

kernel test robot noticed the following build errors:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.16-rc1 next-20260508]
[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/Ruidong-Tian/riscv-add-copy_mc_to_-kernel-user-support-to-enable-MC-fault-tolerance/20260514-020843
base:   linus/master
patch link:    https://lore.kernel.org/r/20260508062439.3000014-1-tianruidong%40linux.alibaba.com
patch subject: [PATCH] riscv: add copy_mc_to_{kernel,user} support to enable MC fault tolerance
:::::: branch date: 13 hours ago
:::::: commit date: 13 hours ago
config: riscv-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20260514/202605140846.VOAZjcrL-lkp@intel.com/config)
compiler: riscv64-linux-gnu-gcc (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260514/202605140846.VOAZjcrL-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/r/202605140846.VOAZjcrL-lkp@intel.com/

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

>> ERROR: modpost: "memcpy_mc" [drivers/nvdimm/libnvdimm.ko] undefined!
>> ERROR: modpost: "memcpy_mc" [drivers/nvdimm/nd_pmem.ko] undefined!

--
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