From: kernel test robot <lkp@intel.com> To: Roberto Sassu <roberto.sassu@huawei.com>, corbet@lwn.net, viro@zeniv.linux.org.uk, ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, kpsingh@kernel.org, shuah@kernel.org, mcoquelin.stm32@gmail.com, alexandre.torgue@foss.st.com, zohar@linux.ibm.com Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-doc@vger.kernel.org, linux-fsdevel@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-integrity@vger.kernel.org, linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org, Roberto Sassu <roberto.sassu@huawei.com> Subject: Re: [PATCH 16/18] bpf-preload: Do kernel mount to ensure that pinned objects don't disappear Date: Tue, 29 Mar 2022 12:08:22 +0800 [thread overview] Message-ID: <202203291256.TUOyKEtD-lkp@intel.com> (raw) In-Reply-To: <20220328175033.2437312-17-roberto.sassu@huawei.com> Hi Roberto, Thank you for the patch! Yet something to improve: [auto build test ERROR on bpf-next/master] [also build test ERROR on linus/master next-20220328] [cannot apply to bpf/master v5.17] [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] url: https://github.com/intel-lab-lkp/linux/commits/Roberto-Sassu/bpf-Secure-and-authenticated-preloading-of-eBPF-programs/20220329-015829 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master config: hexagon-randconfig-r041-20220328 (https://download.01.org/0day-ci/archive/20220329/202203291256.TUOyKEtD-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0f6d9501cf49ce02937099350d08f20c4af86f3d) 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/intel-lab-lkp/linux/commit/eddbb1ec1e92ba00c4acc9f123769265e17e8e40 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Roberto-Sassu/bpf-Secure-and-authenticated-preloading-of-eBPF-programs/20220329-015829 git checkout eddbb1ec1e92ba00c4acc9f123769265e17e8e40 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com> All errors (new ones prefixed by >>): kernel/bpf/inode.c:25:37: error: use of undeclared identifier 'CONFIG_BPF_PRELOAD_LIST' static char *bpf_preload_list_str = CONFIG_BPF_PRELOAD_LIST; ^ >> kernel/bpf/inode.c:1026:13: error: redefinition of 'mount_bpffs' void __init mount_bpffs(void) ^ include/linux/bpf.h:1146:27: note: previous definition is here static inline void __init mount_bpffs(void) ^ 2 errors generated. vim +/mount_bpffs +1026 kernel/bpf/inode.c 1025 > 1026 void __init mount_bpffs(void) -- 0-DAY CI Kernel Test Service https://01.org/lkp
WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com> To: Roberto Sassu <roberto.sassu@huawei.com>, corbet@lwn.net, viro@zeniv.linux.org.uk, ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, kpsingh@kernel.org, shuah@kernel.org, mcoquelin.stm32@gmail.com, alexandre.torgue@foss.st.com, zohar@linux.ibm.com Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-doc@vger.kernel.org, linux-fsdevel@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-integrity@vger.kernel.org, linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org, Roberto Sassu <roberto.sassu@huawei.com> Subject: Re: [PATCH 16/18] bpf-preload: Do kernel mount to ensure that pinned objects don't disappear Date: Tue, 29 Mar 2022 12:08:22 +0800 [thread overview] Message-ID: <202203291256.TUOyKEtD-lkp@intel.com> (raw) In-Reply-To: <20220328175033.2437312-17-roberto.sassu@huawei.com> Hi Roberto, Thank you for the patch! Yet something to improve: [auto build test ERROR on bpf-next/master] [also build test ERROR on linus/master next-20220328] [cannot apply to bpf/master v5.17] [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] url: https://github.com/intel-lab-lkp/linux/commits/Roberto-Sassu/bpf-Secure-and-authenticated-preloading-of-eBPF-programs/20220329-015829 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master config: hexagon-randconfig-r041-20220328 (https://download.01.org/0day-ci/archive/20220329/202203291256.TUOyKEtD-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0f6d9501cf49ce02937099350d08f20c4af86f3d) 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/intel-lab-lkp/linux/commit/eddbb1ec1e92ba00c4acc9f123769265e17e8e40 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Roberto-Sassu/bpf-Secure-and-authenticated-preloading-of-eBPF-programs/20220329-015829 git checkout eddbb1ec1e92ba00c4acc9f123769265e17e8e40 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com> All errors (new ones prefixed by >>): kernel/bpf/inode.c:25:37: error: use of undeclared identifier 'CONFIG_BPF_PRELOAD_LIST' static char *bpf_preload_list_str = CONFIG_BPF_PRELOAD_LIST; ^ >> kernel/bpf/inode.c:1026:13: error: redefinition of 'mount_bpffs' void __init mount_bpffs(void) ^ include/linux/bpf.h:1146:27: note: previous definition is here static inline void __init mount_bpffs(void) ^ 2 errors generated. vim +/mount_bpffs +1026 kernel/bpf/inode.c 1025 > 1026 void __init mount_bpffs(void) -- 0-DAY CI Kernel Test Service https://01.org/lkp _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2022-03-29 4:09 UTC|newest] Thread overview: 90+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-03-28 17:50 [PATCH 00/18] bpf: Secure and authenticated preloading of eBPF programs Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 01/18] bpf: Export bpf_link_inc() Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 02/18] bpf-preload: Move bpf_preload.h to include/linux Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 03/18] bpf-preload: Generalize object pinning from the kernel Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 04/18] bpf-preload: Export and call bpf_obj_do_pin_kernel() Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 05/18] bpf-preload: Generate static variables Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-29 23:51 ` Andrii Nakryiko 2022-03-29 23:51 ` Andrii Nakryiko 2022-03-30 7:44 ` Roberto Sassu 2022-03-30 7:44 ` Roberto Sassu 2022-04-04 0:22 ` Andrii Nakryiko 2022-04-04 0:22 ` Andrii Nakryiko 2022-03-30 15:12 ` Roberto Sassu 2022-03-30 15:12 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 06/18] bpf-preload: Generate free_objs_and_skel() Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 07/18] bpf-preload: Generate preload() Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 08/18] bpf-preload: Generate load_skel() Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 09/18] bpf-preload: Generate code to pin non-internal maps Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 10/18] bpf-preload: Generate bpf_preload_ops Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 11/18] bpf-preload: Store multiple bpf_preload_ops structures in a linked list Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 12/18] bpf-preload: Implement new registration method for preloading eBPF programs Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 13/18] bpf-preload: Move pinned links and maps to a dedicated directory in bpffs Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 14/18] bpf-preload: Switch to new preload registration method Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-29 2:35 ` kernel test robot 2022-03-29 2:35 ` kernel test robot 2022-03-29 3:27 ` kernel test robot 2022-03-29 3:27 ` kernel test robot 2022-03-28 17:50 ` [PATCH 15/18] bpf-preload: Generate code of kernel module to preload Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 16/18] bpf-preload: Do kernel mount to ensure that pinned objects don't disappear Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-29 2:15 ` kernel test robot 2022-03-29 2:15 ` kernel test robot 2022-03-29 4:08 ` kernel test robot [this message] 2022-03-29 4:08 ` kernel test robot 2022-03-28 17:50 ` [PATCH 17/18] bpf-preload/selftests: Add test for automatic generation of preload methods Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-28 17:50 ` [PATCH 18/18] bpf-preload/selftests: Preload a test eBPF program and check pinned objects Roberto Sassu 2022-03-28 17:50 ` Roberto Sassu 2022-03-29 23:51 ` [PATCH 00/18] bpf: Secure and authenticated preloading of eBPF programs Andrii Nakryiko 2022-03-29 23:51 ` Andrii Nakryiko 2022-03-30 7:21 ` Roberto Sassu 2022-03-30 7:21 ` Roberto Sassu 2022-03-31 2:27 ` Alexei Starovoitov 2022-03-31 2:27 ` Alexei Starovoitov 2022-03-31 8:25 ` Roberto Sassu 2022-03-31 8:25 ` Roberto Sassu 2022-04-01 23:55 ` Alexei Starovoitov 2022-04-01 23:55 ` Alexei Starovoitov 2022-04-02 1:03 ` KP Singh 2022-04-02 1:03 ` KP Singh 2022-04-04 7:44 ` Djalal Harouni 2022-04-04 7:44 ` Djalal Harouni 2022-04-04 17:20 ` Roberto Sassu 2022-04-04 17:20 ` Roberto Sassu 2022-04-04 22:49 ` Alexei Starovoitov 2022-04-04 22:49 ` Alexei Starovoitov 2022-04-05 0:00 ` KP Singh 2022-04-05 0:00 ` KP Singh 2022-04-05 13:11 ` [POC][USER SPACE][PATCH] Introduce LSM to protect pinned objects Roberto Sassu 2022-04-05 13:11 ` Roberto Sassu 2022-04-05 22:47 ` Casey Schaufler 2022-04-05 22:47 ` Casey Schaufler 2022-04-06 6:55 ` Roberto Sassu 2022-04-06 6:55 ` Roberto Sassu 2022-04-05 14:49 ` [PATCH 00/18] bpf: Secure and authenticated preloading of eBPF programs Casey Schaufler 2022-04-05 14:49 ` Casey Schaufler 2022-04-05 15:29 ` Roberto Sassu 2022-04-05 15:29 ` Roberto Sassu 2022-04-05 16:21 ` Casey Schaufler 2022-04-05 16:21 ` Casey Schaufler 2022-04-05 16:37 ` KP Singh 2022-04-05 16:37 ` KP Singh 2022-04-04 17:41 ` Roberto Sassu 2022-04-04 17:41 ` Roberto Sassu
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