TO: cros-kernel-buildreports(a)googlegroups.com TO: Guenter Roeck <groeck(a)google.com&gt; tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-4.4 head: 132216cbc63feba7f805520e5c42ebb703d1908b commit: ccabb3053cebd78134ebf3301dab759061f6b8f5 [4/9] CHROMIUM: bluetooth: Remove some debug output from bt_sock_poll to reduce noise. config: x86_64-randconfig-r026-20200517 (attached as .config) compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 135b877874fae96b4372c8a3fbfaa8ff44ff86e3) reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu git checkout ccabb3053cebd78134ebf3301dab759061f6b8f5 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>, old ones prefixed by <<): --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org