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Date:   Tue, 23 Aug 2022 18:06:09 +0800
From:   kernel test robot <lkp@intel.com>
To:     Kuniyuki Iwashima <kuniyu@amazon.com>,
        Kees Cook <keescook@chromium.org>,
        Andy Lutomirski <luto@amacapital.net>,
        Will Drewry <wad@chromium.org>
Cc:     llvm@lists.linux.dev, kbuild-all@lists.01.org,
        Christian Brauner <brauner@kernel.org>,
        Kuniyuki Iwashima <kuniyu@amazon.com>,
        linux-kernel@vger.kernel.org,
        syzbot+ab17848fe269b573eb71@syzkaller.appspotmail.com,
        Ayushman Dutta <ayudutta@amazon.com>
Subject: Re: [PATCH v2] seccomp: Move copy_seccomp() to no failure path.
Message-ID: <202208231731.jLa4KypR-lkp@intel.com>
References: <20220823004806.38681-1-kuniyu@amazon.com>
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In-Reply-To: <20220823004806.38681-1-kuniyu@amazon.com>
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Hi Kuniyuki,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.0-rc2 next-20220823]
[cannot apply to kees/for-next/pstore]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Kuniyuki-Iwashima/seccomp-Move-copy_seccomp-to-no-failure-path/20220823-085102
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 072e51356cd5a4a1c12c1020bc054c99b98333df
config: x86_64-randconfig-a002-20220822 (https://download.01.org/0day-ci/archive/20220823/202208231731.jLa4KypR-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
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/f5034318d40caefe1d5445e4ae3db7b632010bb8
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Kuniyuki-Iwashima/seccomp-Move-copy_seccomp-to-no-failure-path/20220823-085102
        git checkout f5034318d40caefe1d5445e4ae3db7b632010bb8
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> kernel/fork.c:540:28: error: no member named 'filter' in 'struct seccomp'
           WARN_ON_ONCE(tsk->seccomp.filter);
                        ~~~~~~~~~~~~ ^
   include/asm-generic/bug.h:110:25: note: expanded from macro 'WARN_ON_ONCE'
           int __ret_warn_on = !!(condition);                      \
                                  ^~~~~~~~~
   1 error generated.


vim +540 kernel/fork.c

   537	
   538	void free_task(struct task_struct *tsk)
   539	{
 > 540		WARN_ON_ONCE(tsk->seccomp.filter);
   541		release_user_cpus_ptr(tsk);
   542		scs_release(tsk);
   543	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp