Hi Tomasz, kernel test robot noticed the following build errors:
[auto build test ERROR on cxl/next] [also build test ERROR on linus/master v7.1-rc4 next-20260519] [cannot apply to cxl/pending] [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/Tomasz-Wolski/dax-bus-Upgrade-resource-conflict-message-to-dev_err-in-alloc_dax_region/20260519-182401 base: https://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl.git next patch link: https://lore.kernel.org/r/20260519101832.31988-1-tomasz.wolski%40fujitsu.com patch subject: [PATCH v2] dax/bus: Upgrade resource conflict message to dev_err() in alloc_dax_region() config: s390-randconfig-r072-20260520 (https://download.01.org/0day-ci/archive/20260520/[email protected]/config) compiler: s390-linux-gcc (GCC) 9.5.0 smatch: v0.5.0-9185-gbcc58b9c reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260520/[email protected]/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 <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All errors (new ones prefixed by >>, old ones prefixed by <<): >> ERROR: modpost: "request_resource_conflict" [drivers/dax/dax.ko] undefined! -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

