From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============0624189461624787657==" MIME-Version: 1.0 From: kernel test robot To: kbuild-all@lists.01.org Subject: Re: [RFC PATCH bpf-next v2 4/9] bpf: Replace PTR_TO_XXX_OR_NULL with PTR_TO_XXX | PTR_MAYBE_NULL Date: Tue, 30 Nov 2021 12:31:44 +0800 Message-ID: <202111301226.380sF7wF-lkp@intel.com> In-Reply-To: <20211130012948.380602-5-haoluo@google.com> List-Id: --===============0624189461624787657== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Hi Hao, [FYI, it's a private test report for your RFC patch.] [auto build test ERROR on bpf-next/master] url: https://github.com/0day-ci/linux/commits/Hao-Luo/Introduce-composab= le-bpf-types/20211130-093143 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git ma= ster config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20211= 130/202111301226.380sF7wF-lkp(a)intel.com/config) compiler: powerpc-linux-gcc (GCC) 11.2.0 reproduce (this is a W=3D1 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/0day-ci/linux/commit/9e92c0a723fc173ac102b3bb2= 7df479a01f32896 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Hao-Luo/Introduce-composable-bpf-t= ypes/20211130-093143 git checkout 9e92c0a723fc173ac102b3bb27df479a01f32896 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=3D$HOME/0day COMPILER=3Dgcc-11.2.0 make.cross= O=3Dbuild_dir ARCH=3Dpowerpc SHELL=3D/bin/bash drivers/net/ethernet/netron= ome/nfp/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): In file included from : drivers/net/ethernet/netronome/nfp/bpf/verifier.c: In function 'nfp_bpf_= check_helper_call': >> include/linux/compiler_types.h:335:45: error: call to '__compiletime_ass= ert_631' declared with attribute error: BUILD_BUG_ON failed: NFP_BPF_SCALAR= _VALUE !=3D SCALAR_VALUE || NFP_BPF_MAP_VALUE !=3D PTR_TO_MAP_VALUE || NFP_= BPF_STACK !=3D PTR_TO_STACK || NFP_BPF_PACKET_DATA !=3D PTR_TO_PACKET 335 | _compiletime_assert(condition, msg, __compiletime_assert= _, __COUNTER__) | ^ include/linux/compiler_types.h:316:25: note: in definition of macro '__c= ompiletime_assert' 316 | prefix ## suffix(); = \ | ^~~~~~ include/linux/compiler_types.h:335:9: note: in expansion of macro '_comp= iletime_assert' 335 | _compiletime_assert(condition, msg, __compiletime_assert= _, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletim= e_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), = msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_O= N_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #con= dition) | ^~~~~~~~~~~~~~~~ drivers/net/ethernet/netronome/nfp/bpf/verifier.c:234:17: note: in expan= sion of macro 'BUILD_BUG_ON' 234 | BUILD_BUG_ON(NFP_BPF_SCALAR_VALUE !=3D SCALAR_VA= LUE || | ^~~~~~~~~~~~ vim +/__compiletime_assert_631 +335 include/linux/compiler_types.h eb5c2d4b45e3d2 Will Deacon 2020-07-21 321 = eb5c2d4b45e3d2 Will Deacon 2020-07-21 322 #define _compiletime_assert(con= dition, msg, prefix, suffix) \ eb5c2d4b45e3d2 Will Deacon 2020-07-21 323 __compiletime_assert(condition= , msg, prefix, suffix) eb5c2d4b45e3d2 Will Deacon 2020-07-21 324 = eb5c2d4b45e3d2 Will Deacon 2020-07-21 325 /** eb5c2d4b45e3d2 Will Deacon 2020-07-21 326 * compiletime_assert - break b= uild and emit msg if condition is false eb5c2d4b45e3d2 Will Deacon 2020-07-21 327 * @condition: a compile-time c= onstant condition to check eb5c2d4b45e3d2 Will Deacon 2020-07-21 328 * @msg: a message to emi= t if condition is false eb5c2d4b45e3d2 Will Deacon 2020-07-21 329 * eb5c2d4b45e3d2 Will Deacon 2020-07-21 330 * In tradition of POSIX assert= , this macro will break the build if the eb5c2d4b45e3d2 Will Deacon 2020-07-21 331 * supplied condition is *false= *, emitting the supplied error message if the eb5c2d4b45e3d2 Will Deacon 2020-07-21 332 * compiler has support to do s= o. eb5c2d4b45e3d2 Will Deacon 2020-07-21 333 */ eb5c2d4b45e3d2 Will Deacon 2020-07-21 334 #define compiletime_assert(cond= ition, msg) \ eb5c2d4b45e3d2 Will Deacon 2020-07-21 @335 _compiletime_assert(condition,= msg, __compiletime_assert_, __COUNTER__) eb5c2d4b45e3d2 Will Deacon 2020-07-21 336 = --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org --===============0624189461624787657==--