Hi Joey, kernel test robot noticed the following build warnings:
[auto build test WARNING on mcgrof/modules-next] [also build test WARNING on linus/master v6.6-rc5 next-20231012] [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/Joey-Jiao/module-Add-CONFIG_MODULE_LOAD_IN_SEQUENCE-option/20231011-154640 base: https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git modules-next patch link: https://lore.kernel.org/r/20231011074438.6098-1-quic_jiangenj%40quicinc.com patch subject: [PATCH v2] module: Add CONFIG_MODULE_LOAD_IN_SEQUENCE option config: um-i386_defconfig (https://download.01.org/0day-ci/archive/20231013/202310130206.f778hunp-...@intel.com/config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231013/202310130206.f778hunp-...@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 <l...@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202310130206.f778hunp-...@intel.com/ All warnings (new ones prefixed by >>): kernel/module/main.c: In function 'do_init_module': kernel/module/main.c:2627:12: error: invalid storage class for function 'may_init_module' static int may_init_module(void) ^~~~~~~~~~~~~~~ kernel/module/main.c:2636:13: error: invalid storage class for function 'finished_loading' static bool finished_loading(const char *name) ^~~~~~~~~~~~~~~~ kernel/module/main.c:2657:12: error: invalid storage class for function 'module_patient_check_exists' static int module_patient_check_exists(const char *name, ^~~~~~~~~~~~~~~~~~~~~~~~~~~ kernel/module/main.c:2701:12: error: invalid storage class for function 'add_unformed_module' static int add_unformed_module(struct module *mod) ^~~~~~~~~~~~~~~~~~~ kernel/module/main.c:2722:12: error: invalid storage class for function 'complete_formation' static int complete_formation(struct module *mod, struct load_info *info) ^~~~~~~~~~~~~~~~~~ kernel/module/main.c:2755:12: error: invalid storage class for function 'prepare_coming_module' static int prepare_coming_module(struct module *mod) ^~~~~~~~~~~~~~~~~~~~~ kernel/module/main.c:2773:12: error: invalid storage class for function 'unknown_module_param_cb' static int unknown_module_param_cb(char *param, char *val, const char *modname, ^~~~~~~~~~~~~~~~~~~~~~~ kernel/module/main.c:2793:12: error: invalid storage class for function 'early_mod_check' static int early_mod_check(struct load_info *info, int flags) ^~~~~~~~~~~~~~~ kernel/module/main.c:2829:12: error: invalid storage class for function 'load_module' static int load_module(struct load_info *info, const char __user *uargs, ^~~~~~~~~~~ >> kernel/module/main.c:3039:1: warning: 'alias' attribute ignored >> [-Wattributes] SYSCALL_DEFINE3(init_module, void __user *, umod, ^~~~~~~~~~~~~~~ In file included from kernel/module/main.c:26:0: include/linux/syscalls.h:247:21: error: invalid storage class for function '__do_sys_init_module' static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ ^ include/linux/syscalls.h:230:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:221:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ kernel/module/main.c:3039:1: note: in expansion of macro 'SYSCALL_DEFINE3' SYSCALL_DEFINE3(init_module, void __user *, umod, ^~~~~~~~~~~~~~~ include/linux/syscalls.h:249:18: error: static declaration of '__se_sys_init_module' follows non-static declaration asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ ^ include/linux/syscalls.h:230:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:221:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ kernel/module/main.c:3039:1: note: in expansion of macro 'SYSCALL_DEFINE3' SYSCALL_DEFINE3(init_module, void __user *, umod, ^~~~~~~~~~~~~~~ include/linux/syscalls.h:248:18: note: previous declaration of '__se_sys_init_module' was here asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \ ^ include/linux/syscalls.h:230:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:221:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ kernel/module/main.c:3039:1: note: in expansion of macro 'SYSCALL_DEFINE3' SYSCALL_DEFINE3(init_module, void __user *, umod, ^~~~~~~~~~~~~~~ kernel/module/main.c: In function '__se_sys_init_module': include/linux/syscalls.h:251:14: error: implicit declaration of function '__do_sys_init_module'; did you mean '__se_sys_init_module'? [-Werror=implicit-function-declaration] long ret = __do_sys##name(__MAP(x,__SC_CAST,__VA_ARGS__));\ ^ include/linux/syscalls.h:230:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:221:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ kernel/module/main.c:3039:1: note: in expansion of macro 'SYSCALL_DEFINE3' SYSCALL_DEFINE3(init_module, void __user *, umod, ^~~~~~~~~~~~~~~ kernel/module/main.c: In function 'do_init_module': include/linux/syscalls.h:257:21: error: invalid storage class for function '__do_sys_init_module' static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) ^ include/linux/syscalls.h:230:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:221:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ kernel/module/main.c:3039:1: note: in expansion of macro 'SYSCALL_DEFINE3' SYSCALL_DEFINE3(init_module, void __user *, umod, ^~~~~~~~~~~~~~~ kernel/module/main.c:3073:13: error: invalid storage class for function 'idempotent' static bool idempotent(struct idempotent *u, const void *cookie) ^~~~~~~~~~ kernel/module/main.c:3104:12: error: invalid storage class for function 'idempotent_complete' static int idempotent_complete(struct idempotent *u, int ret) ^~~~~~~~~~~~~~~~~~~ kernel/module/main.c:3124:12: error: invalid storage class for function 'init_module_from_file' static int init_module_from_file(struct file *f, const char __user * uargs, int flags) ^~~~~~~~~~~~~~~~~~~~~ kernel/module/main.c:3152:12: error: invalid storage class for function 'idempotent_init_module' static int idempotent_init_module(struct file *f, const char __user * uargs, int flags) ^~~~~~~~~~~~~~~~~~~~~~ kernel/module/main.c:3170:1: warning: 'alias' attribute ignored [-Wattributes] SYSCALL_DEFINE3(finit_module, int, fd, const char __user *, uargs, int, flags) ^~~~~~~~~~~~~~~ In file included from kernel/module/main.c:26:0: include/linux/syscalls.h:247:21: error: invalid storage class for function '__do_sys_finit_module' static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ ^ include/linux/syscalls.h:230:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:221:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ kernel/module/main.c:3170:1: note: in expansion of macro 'SYSCALL_DEFINE3' SYSCALL_DEFINE3(finit_module, int, fd, const char __user *, uargs, int, flags) ^~~~~~~~~~~~~~~ include/linux/syscalls.h:249:18: error: static declaration of '__se_sys_finit_module' follows non-static declaration asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ ^ include/linux/syscalls.h:230:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:221:36: note: in expansion of macro 'SYSCALL_DEFINEx' vim +/alias +3039 kernel/module/main.c b99b87f70c7785 kernel/module.c Peter Oberparleiter 2009-06-17 3038 17da2bd90abf42 kernel/module.c Heiko Carstens 2009-01-14 @3039 SYSCALL_DEFINE3(init_module, void __user *, umod, 17da2bd90abf42 kernel/module.c Heiko Carstens 2009-01-14 3040 unsigned long, len, const char __user *, uargs) ^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3041 { 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3042 int err; 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3043 struct load_info info = { }; ^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3044 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3045 err = may_init_module(); 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3046 if (err) 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3047 return err; ^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3048 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3049 pr_debug("init_module: umod=%p, len=%lu, uargs=%p\n", 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3050 umod, len, uargs); ^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3051 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3052 err = copy_module_from_user(umod, len, &info); df3e764d8e5cd4 kernel/module/main.c Luis Chamberlain 2023-03-28 3053 if (err) { df3e764d8e5cd4 kernel/module/main.c Luis Chamberlain 2023-03-28 3054 mod_stat_inc(&failed_kreads); df3e764d8e5cd4 kernel/module/main.c Luis Chamberlain 2023-03-28 3055 mod_stat_add_long(len, &invalid_kread_bytes); 34e1169d996ab1 kernel/module.c Kees Cook 2012-10-16 3056 return err; df3e764d8e5cd4 kernel/module/main.c Luis Chamberlain 2023-03-28 3057 } ^1da177e4c3f41 kernel/module.c Linus Torvalds 2005-04-16 3058 2f3238aebedb24 kernel/module.c Rusty Russell 2012-10-22 3059 return load_module(&info, uargs, 0); e24e2e64c468c8 kernel/module.c Alexey Dobriyan 2008-03-10 3060 } 94462ad3b14739 kernel/module.c Steven Rostedt 2010-11-29 3061 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
