Hi Enzo, kernel test robot noticed the following build errors: [auto build test ERROR on cifs/for-next] [also build test ERROR on linus/master v6.4-rc5 next-20230608] [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/Enzo-Matsumiya/smb-client-print-Unknown-instead-of-bogus-link-speed-value/20230609-041241 base: git://git.samba.org/sfrench/cifs-2.6.git for-next patch link: https://lore.kernel.org/r/20230608201055.9716-1-ematsumiya%40suse.de patch subject: [PATCH] smb/client: print "Unknown" instead of bogus link speed value config: i386-randconfig-m021-20230608 (https://download.01.org/0day-ci/archive/20230609/202306090720.TEZbrpR8-lkp@xxxxxxxxx/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): git remote add cifs git://git.samba.org/sfrench/cifs-2.6.git git fetch cifs for-next git checkout cifs/for-next b4 shazam https://lore.kernel.org/r/20230608201055.9716-1-ematsumiya@xxxxxxx # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=i386 olddefconfig make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash 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/202306090720.TEZbrpR8-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>, old ones prefixed by <<): >> ERROR: modpost: "phy_speed_to_str" [fs/smb/client/cifs.ko] undefined! -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki