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From: kernel test robot <lkp@intel.com>
To: Kumar Kartikeya Dwivedi <memxor@gmail.com>, bpf@vger.kernel.org
Cc: kbuild-all@lists.01.org,
	"Kumar Kartikeya Dwivedi" <memxor@gmail.com>,
	"Alexei Starovoitov" <ast@kernel.org>,
	"Daniel Borkmann" <daniel@iogearbox.net>,
	"Andrii Nakryiko" <andrii@kernel.org>,
	"Martin KaFai Lau" <kafai@fb.com>,
	"Song Liu" <songliubraving@fb.com>, "Yonghong Song" <yhs@fb.com>,
	"Jesper Dangaard Brouer" <brouer@redhat.com>,
	"Toke Høiland-Jørgensen" <toke@redhat.com>
Subject: Re: [PATCH bpf-next v2 01/10] bpf: Introduce BPF support for kernel module function calls
Date: Wed, 15 Sep 2021 06:01:27 +0800	[thread overview]
Message-ID: <202109150552.4kZRK8lT-lkp@intel.com> (raw)
In-Reply-To: <20210914123750.460750-2-memxor@gmail.com>

[-- Attachment #1: Type: text/plain, Size: 1630 bytes --]

Hi Kumar,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on bpf-next/master]

url:    https://github.com/0day-ci/linux/commits/Kumar-Kartikeya-Dwivedi/Support-kernel-module-function-calls-from-eBPF/20210914-203919
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
config: nds32-defconfig (attached as .config)
compiler: nds32le-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/0day-ci/linux/commit/09b59d21436f8510c9d662bcf8b7815af98f3c1f
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Kumar-Kartikeya-Dwivedi/Support-kernel-module-function-calls-from-eBPF/20210914-203919
        git checkout 09b59d21436f8510c9d662bcf8b7815af98f3c1f
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=nds32 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 >>):

   nds32le-linux-ld: kernel/bpf/core.o: in function `bpf_prog_free_deferred':
   core.c:(.text+0x2c8): undefined reference to `bpf_free_kfunc_btf_tab'
>> nds32le-linux-ld: core.c:(.text+0x2cc): undefined reference to `bpf_free_kfunc_btf_tab'

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 11019 bytes --]

WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH bpf-next v2 01/10] bpf: Introduce BPF support for kernel module function calls
Date: Wed, 15 Sep 2021 06:01:27 +0800	[thread overview]
Message-ID: <202109150552.4kZRK8lT-lkp@intel.com> (raw)
In-Reply-To: <20210914123750.460750-2-memxor@gmail.com>

[-- Attachment #1: Type: text/plain, Size: 1665 bytes --]

Hi Kumar,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on bpf-next/master]

url:    https://github.com/0day-ci/linux/commits/Kumar-Kartikeya-Dwivedi/Support-kernel-module-function-calls-from-eBPF/20210914-203919
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
config: nds32-defconfig (attached as .config)
compiler: nds32le-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/0day-ci/linux/commit/09b59d21436f8510c9d662bcf8b7815af98f3c1f
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Kumar-Kartikeya-Dwivedi/Support-kernel-module-function-calls-from-eBPF/20210914-203919
        git checkout 09b59d21436f8510c9d662bcf8b7815af98f3c1f
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=nds32 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 >>):

   nds32le-linux-ld: kernel/bpf/core.o: in function `bpf_prog_free_deferred':
   core.c:(.text+0x2c8): undefined reference to `bpf_free_kfunc_btf_tab'
>> nds32le-linux-ld: core.c:(.text+0x2cc): undefined reference to `bpf_free_kfunc_btf_tab'

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 11019 bytes --]

  parent reply	other threads:[~2021-09-14 22:02 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-14 12:37 [PATCH bpf-next v2 00/10] Support kernel module function calls from eBPF Kumar Kartikeya Dwivedi
2021-09-14 12:37 ` [PATCH bpf-next v2 01/10] bpf: Introduce BPF support for kernel module function calls Kumar Kartikeya Dwivedi
2021-09-14 19:31   ` kernel test robot
2021-09-14 19:31     ` kernel test robot
2021-09-14 22:01   ` kernel test robot [this message]
2021-09-14 22:01     ` kernel test robot
2021-09-14 12:37 ` [PATCH bpf-next v2 02/10] bpf: Be conservative while processing invalid kfunc calls Kumar Kartikeya Dwivedi
2021-09-14 12:37 ` [PATCH bpf-next v2 03/10] bpf: btf: Introduce helpers for dynamic BTF set registration Kumar Kartikeya Dwivedi
2021-09-14 12:37 ` [PATCH bpf-next v2 04/10] tools: Allow specifying base BTF file in resolve_btfids Kumar Kartikeya Dwivedi
2021-09-14 12:37 ` [PATCH bpf-next v2 05/10] bpf: Enable TCP congestion control kfunc from modules Kumar Kartikeya Dwivedi
2021-09-14 12:37 ` [PATCH bpf-next v2 06/10] bpf: Bump MAX_BPF_STACK size to 768 bytes Kumar Kartikeya Dwivedi
2021-09-14 12:37 ` [PATCH bpf-next v2 07/10] libbpf: Support kernel module function calls Kumar Kartikeya Dwivedi
2021-09-14 12:37 ` [PATCH bpf-next v2 08/10] libbpf: Resolve invalid weak kfunc calls with imm = 0, off = 0 Kumar Kartikeya Dwivedi
2021-09-14 12:37 ` [PATCH bpf-next v2 09/10] libbpf: Update gen_loader to emit BTF_KIND_FUNC relocations Kumar Kartikeya Dwivedi
2021-09-14 12:37 ` [PATCH bpf-next v2 10/10] bpf, selftests: Add basic test for module kfunc call Kumar Kartikeya Dwivedi

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