[kbuild-all] [zen:5.16/bbr2 12/26] tcp_bbr.c:undefined reference to `__udivdi3'

tree: https://github.com/zen-kernel/zen-kernel 5.16/bbr2 head: c1f95253acc824f05259fbc1a9209991d5719c23 commit: 40c274ef9144f3ad032e482a002461a02829ce1b [12/26] net-tcp: re-generalize TSO sizing in TCP CC module API config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20220111/202201110739.GCZXHkGM-lk...) compiler: m68k-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/zen-kernel/zen-kernel/commit/40c274ef9144f3ad032e482a0... git remote add zen https://github.com/zen-kernel/zen-kernel git fetch --no-tags zen 5.16/bbr2 git checkout 40c274ef9144f3ad032e482a002461a02829ce1b # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=m68k SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): m68k-linux-ld: net/ipv4/tcp_bbr.o: in function `bbr_tso_segs': m68k-linux-ld: net/ipv4/tcp_bbr.o: in function `bbr_quantization_budget': tcp_bbr.c:(.text+0x178): undefined reference to `__udivdi3' m68k-linux-ld: net/ipv4/tcp_bbr.o: in function `bbr_packets_in_net_at_edt': tcp_bbr.c:(.text+0x2aa): undefined reference to `__udivdi3' m68k-linux-ld: net/ipv4/tcp_bbr.o: in function `bbr_inflight': tcp_bbr.c:(.text+0x58c): undefined reference to `__udivdi3' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org