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Biederman" Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-kernel@vger.kernel.org Subject: [ebiederm-user-namespace:coredump-vma-snapshot-fix 1/5] fs/binfmt_flat.c:121:36: error: incomplete definition of type 'struct coredump_params' Message-ID: <202203090943.0a2uUHMd-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace.git coredump-vma-snapshot-fix head: 390031c942116d4733310f0684beb8db19885fe6 commit: a99a3e2efaf1f4454eb5c9176f47e66de075b134 [1/5] coredump: Move definition of struct coredump_params into coredump.h config: riscv-nommu_virt_defconfig (https://download.01.org/0day-ci/archive/20220309/202203090943.0a2uUHMd-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project a2e9c68fcd4425fbce7380746e916966f00a39a0) 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 # install riscv cross compiling tool for clang build # apt-get install binutils-riscv64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace.git/commit/?id=a99a3e2efaf1f4454eb5c9176f47e66de075b134 git remote add ebiederm-user-namespace https://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace.git git fetch --no-tags ebiederm-user-namespace coredump-vma-snapshot-fix git checkout a99a3e2efaf1f4454eb5c9176f47e66de075b134 # 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=riscv SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): >> fs/binfmt_flat.c:121:36: error: incomplete definition of type 'struct coredump_params' current->comm, current->pid, cprm->siginfo->si_signo); ~~~~^ include/linux/printk.h:499:37: note: expanded from macro 'pr_warn' printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~ include/linux/printk.h:446:60: note: expanded from macro 'printk' #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__) ^~~~~~~~~~~ include/linux/printk.h:418:19: note: expanded from macro 'printk_index_wrap' _p_func(_fmt, ##__VA_ARGS__); \ ^~~~~~~~~~~ include/linux/binfmts.h:11:8: note: forward declaration of 'struct coredump_params' struct coredump_params; ^ 1 error generated. vim +121 fs/binfmt_flat.c ^1da177e4c3f415 Linus Torvalds 2005-04-16 111 ^1da177e4c3f415 Linus Torvalds 2005-04-16 112 /****************************************************************************/ ^1da177e4c3f415 Linus Torvalds 2005-04-16 113 /* ^1da177e4c3f415 Linus Torvalds 2005-04-16 114 * Routine writes a core dump image in the current directory. ^1da177e4c3f415 Linus Torvalds 2005-04-16 115 * Currently only a stub-function. ^1da177e4c3f415 Linus Torvalds 2005-04-16 116 */ ^1da177e4c3f415 Linus Torvalds 2005-04-16 117 f6151dfea21496d Masami Hiramatsu 2009-12-17 118 static int flat_core_dump(struct coredump_params *cprm) ^1da177e4c3f415 Linus Torvalds 2005-04-16 119 { 4adbb6ac4b807e2 Nicolas Pitre 2016-07-24 120 pr_warn("Process %s:%d received signr %d and should have core dumped\n", 13c3f50c914e6a5 Nicolas Pitre 2016-07-24 @121 current->comm, current->pid, cprm->siginfo->si_signo); 13c3f50c914e6a5 Nicolas Pitre 2016-07-24 122 return 1; ^1da177e4c3f415 Linus Torvalds 2005-04-16 123 } ^1da177e4c3f415 Linus Torvalds 2005-04-16 124 :::::: The code at line 121 was first introduced by commit :::::: 13c3f50c914e6a51d11e1aba4a85c2223e197e13 binfmt_flat: assorted cleanups :::::: TO: Nicolas Pitre :::::: CC: Greg Ungerer --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org