[linux-next:master 2759/2770] include/linux/kernel.h:53:43: error: dereferencing pointer to incomplete type 'struct module'

* [linux-next:master 2759/2770] include/linux/kernel.h:53:43: error: dereferencing pointer to incomplete type 'struct module'
@ 2021-05-13  8:50 ` kernel test robot
  0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-05-13  8:50 UTC (permalink / raw)
  To: Stephen Boyd; +Cc: kbuild-all, Linux Memory Management List, Andrew Morton

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   ec2618180c3450d06a6a4ba951d4c9a2c689b517
commit: 39a85add9ea5d011d1b109d8af183f048936ee0f [2759/2770] module: add printk formats to add module build ID to stacktraces
config: nios2-randconfig-r003-20210513 (attached as .config)
compiler: nios2-linux-gcc (GCC) 9.3.0
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://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=39a85add9ea5d011d1b109d8af183f048936ee0f
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout 39a85add9ea5d011d1b109d8af183f048936ee0f
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=nios2 

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 >>):

   kernel/kallsyms.c: In function 'kallsyms_lookup_size_offset':
   kernel/kallsyms.c:310:11: error: too many arguments to function 'module_address_lookup'
     310 |  return !!module_address_lookup(addr, symbolsize, offset, NULL, NULL, namebuf) ||
         |           ^~~~~~~~~~~~~~~~~~~~~
   In file included from include/linux/kallsyms.h:14,
                    from kernel/kallsyms.c:15:
   include/linux/module.h:745:27: note: declared here
     745 | static inline const char *module_address_lookup(unsigned long addr,
         |                           ^~~~~~~~~~~~~~~~~~~~~
   kernel/kallsyms.c: At top level:
   kernel/kallsyms.c:314:13: warning: no previous prototype for 'kallsyms_lookup_buildid' [-Wmissing-prototypes]
     314 | const char *kallsyms_lookup_buildid(unsigned long addr, unsigned long *symbolsize,
         |             ^~~~~~~~~~~~~~~~~~~~~~~
   kernel/kallsyms.c: In function 'kallsyms_lookup_buildid':
   kernel/kallsyms.c:341:18: error: passing argument 5 of 'module_address_lookup' from incompatible pointer type [-Werror=incompatible-pointer-types]
     341 |         modname, modbuildid, namebuf);
         |                  ^~~~~~~~~~
         |                  |
         |                  const unsigned char **
   In file included from include/linux/kallsyms.h:14,
                    from kernel/kallsyms.c:15:
   include/linux/module.h:749:14: note: expected 'char *' but argument is of type 'const unsigned char **'
     749 |        char *namebuf)
         |        ~~~~~~^~~~~~~
   kernel/kallsyms.c:340:8: error: too many arguments to function 'module_address_lookup'
     340 |  ret = module_address_lookup(addr, symbolsize, offset,
         |        ^~~~~~~~~~~~~~~~~~~~~
   In file included from include/linux/kallsyms.h:14,
                    from kernel/kallsyms.c:15:
   include/linux/module.h:745:27: note: declared here
     745 | static inline const char *module_address_lookup(unsigned long addr,
         |                           ^~~~~~~~~~~~~~~~~~~~~
   In file included from include/linux/bits.h:22,
                    from include/linux/bitops.h:6,
                    from include/linux/kernel.h:12,
                    from include/linux/cpumask.h:10,
                    from include/linux/mm_types_task.h:14,
                    from include/linux/mm_types.h:5,
                    from include/linux/buildid.h:5,
                    from include/linux/kallsyms.h:10,
                    from kernel/kallsyms.c:15:
   kernel/kallsyms.c: In function '__sprint_symbol':
>> include/linux/kernel.h:53:43: error: dereferencing pointer to incomplete type 'struct module'
      53 | #define typeof_member(T, m) typeof(((T*)0)->m)
         |                                           ^~
   include/linux/build_bug.h:78:56: note: in definition of macro '__static_assert'
      78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
         |                                                        ^~~~
   kernel/kallsyms.c:454:4: note: in expansion of macro 'static_assert'
     454 |    static_assert(sizeof(typeof_member(struct module, build_id)) == 20);
         |    ^~~~~~~~~~~~~
   kernel/kallsyms.c:454:25: note: in expansion of macro 'typeof_member'
     454 |    static_assert(sizeof(typeof_member(struct module, build_id)) == 20);
         |                         ^~~~~~~~~~~~~
>> include/linux/build_bug.h:78:41: error: static assertion failed: "sizeof(typeof_member(struct module, build_id)) == 20"
      78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
         |                                         ^~~~~~~~~~~~~~
   include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert'
      77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
         |                                  ^~~~~~~~~~~~~~~
   kernel/kallsyms.c:454:4: note: in expansion of macro 'static_assert'
     454 |    static_assert(sizeof(typeof_member(struct module, build_id)) == 20);
         |    ^~~~~~~~~~~~~
   kernel/kallsyms.c: At top level:
   kernel/kallsyms.c:570:12: warning: no previous prototype for 'arch_get_kallsym' [-Wmissing-prototypes]
     570 | int __weak arch_get_kallsym(unsigned int symnum, unsigned long *value,
         |            ^~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +53 include/linux/kernel.h

3ed605bc8a0a68 Gustavo Padovan 2016-04-26  52  
ce251e0e3c0597 Alexey Dobriyan 2019-07-16 @53  #define typeof_member(T, m)	typeof(((T*)0)->m)
ce251e0e3c0597 Alexey Dobriyan 2019-07-16  54  

:::::: The code at line 53 was first introduced by commit
:::::: ce251e0e3c0597ea8cab5787df579bd1f9c1aca1 include/linux/kernel.h: add typeof_member() macro

:::::: TO: Alexey Dobriyan <adobriyan@gmail.com>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>

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

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