Hi Hamza, kernel test robot noticed the following build errors: [auto build test ERROR on linus/master] [also build test ERROR on v6.13-rc7 next-20250117] [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/Hamza-Mahfooz/drivers-hv-add-CPU-offlining-support/20250116-054519 base: linus/master patch link: https://lore.kernel.org/r/20250115214306.154853-1-hamzamahfooz%40linux.microsoft.com patch subject: [PATCH v3 1/2] drivers/hv: introduce vmbus_channel_set_cpu() compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250119/202501190802.DKAgQNvk-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/202501190802.DKAgQNvk-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): Makefile:60: warning: overriding recipe for target 'emit_tests' ../lib.mk:182: warning: ignoring old recipe for target 'emit_tests' make[1]: *** No targets. Stop. >> Makefile:47: *** Cannot find a vmlinux for VMLINUX_BTF at any of " ../../../../vmlinux /sys/kernel/btf/vmlinux /boot/vmlinux-5.9.0-2-amd64". Stop. make[1]: *** No targets. Stop. make[1]: *** No targets. Stop. vim +47 Makefile 3812b8c5c5d527 Masahiro Yamada 2019-02-22 46 3812b8c5c5d527 Masahiro Yamada 2019-02-22 @47 # Do not use make's built-in rules and variables 3812b8c5c5d527 Masahiro Yamada 2019-02-22 48 # (this increases performance and avoids hard-to-debug behaviour) 3812b8c5c5d527 Masahiro Yamada 2019-02-22 49 MAKEFLAGS += -rR 3812b8c5c5d527 Masahiro Yamada 2019-02-22 50 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki