From: kernel test robot <lkp@intel.com>
To: Geliang Tang <geliang@kernel.org>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Andrii Nakryiko <andrii@kernel.org>,
Martin KaFai Lau <martin.lau@linux.dev>,
Song Liu <song@kernel.org>,
Yonghong Song <yonghong.song@linux.dev>,
Matthieu Baerts <matttbe@kernel.org>,
Eduard Zingerman <eddyz87@gmail.com>,
John Fastabend <john.fastabend@gmail.com>,
KP Singh <kpsingh@kernel.org>,
Stanislav Fomichev <sdf@google.com>, Hao Luo <haoluo@google.com>,
Jiri Olsa <jolsa@kernel.org>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
Geliang Tang <tanggeliang@kylinos.cn>,
bpf@vger.kernel.org, mptcp@lists.linux.dev
Subject: Re: [PATCH bpf-next v2 1/2] bpf, btf: Add register_check_missing_btf helper
Date: Sun, 4 Feb 2024 09:19:31 +0800 [thread overview]
Message-ID: <202402040934.Fph0XeEo-lkp@intel.com> (raw)
In-Reply-To: <f4b147ddaa8fe8c07c7ba77a1d61780bffc49bb6.1706946547.git.tanggeliang@kylinos.cn>
Hi Geliang,
kernel test robot noticed the following build errors:
[auto build test ERROR on bpf-next/master]
url: https://github.com/intel-lab-lkp/linux/commits/Geliang-Tang/bpf-btf-Add-register_check_missing_btf-helper/20240203-155524
base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
patch link: https://lore.kernel.org/r/f4b147ddaa8fe8c07c7ba77a1d61780bffc49bb6.1706946547.git.tanggeliang%40kylinos.cn
patch subject: [PATCH bpf-next v2 1/2] bpf, btf: Add register_check_missing_btf helper
config: arm-imxrt_defconfig (https://download.01.org/0day-ci/archive/20240204/202402040934.Fph0XeEo-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 7dd790db8b77c4a833c06632e903dc4f13877a64)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240204/202402040934.Fph0XeEo-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202402040934.Fph0XeEo-lkp@intel.com/
All errors (new ones prefixed by >>):
>> kernel/bpf/btf.c:7750:11: error: incomplete definition of type 'struct module'
7750 | module->name, msg);
| ~~~~~~^
include/linux/printk.h:508:37: note: expanded from macro 'pr_warn'
508 | printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~~~~
include/linux/printk.h:455:60: note: expanded from macro 'printk'
455 | #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
| ^~~~~~~~~~~
include/linux/printk.h:427:19: note: expanded from macro 'printk_index_wrap'
427 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/printk.h:348:8: note: forward declaration of 'struct module'
348 | struct module;
| ^
kernel/bpf/btf.c:7753:63: error: incomplete definition of type 'struct module'
7753 | pr_err("missing module %s BTF, cannot register %s\n", module->name, msg);
| ~~~~~~^
include/linux/printk.h:498:33: note: expanded from macro 'pr_err'
498 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~~~~
include/linux/printk.h:455:60: note: expanded from macro 'printk'
455 | #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
| ^~~~~~~~~~~
include/linux/printk.h:427:19: note: expanded from macro 'printk_index_wrap'
427 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/printk.h:348:8: note: forward declaration of 'struct module'
348 | struct module;
| ^
2 errors generated.
vim +7750 kernel/bpf/btf.c
7740
7741 static int register_check_missing_btf(const struct module *module, const char *msg)
7742 {
7743 if (!module && IS_ENABLED(CONFIG_DEBUG_INFO_BTF)) {
7744 pr_err("missing vmlinux BTF, cannot register %s\n", msg);
7745 return -ENOENT;
7746 }
7747 if (module && IS_ENABLED(CONFIG_DEBUG_INFO_BTF_MODULES)) {
7748 if (IS_ENABLED(CONFIG_MODULE_ALLOW_BTF_MISMATCH)) {
7749 pr_warn("allow module %s BTF mismatch, skip register %s\n",
> 7750 module->name, msg);
7751 return 0;
7752 }
7753 pr_err("missing module %s BTF, cannot register %s\n", module->name, msg);
7754 return -ENOENT;
7755 }
7756 return 0;
7757 }
7758
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2024-02-04 1:19 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-03 7:51 [PATCH bpf-next v2 0/2] bpf, btf: Add DEBUG_INFO_BTF checks for __register_bpf_struct_ops Geliang Tang
2024-02-03 7:51 ` [PATCH bpf-next v2 1/2] bpf, btf: Add register_check_missing_btf helper Geliang Tang
2024-02-04 0:14 ` kernel test robot
2024-02-04 1:19 ` kernel test robot [this message]
2024-02-03 7:51 ` [PATCH bpf-next v2 2/2] bpf, btf: Check btf for register_bpf_struct_ops Geliang Tang
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