[arm-integrator:kernel-in-vmalloc-v5.13-rc1 7/8] init.c:undefined reference to `kernel_sec_start'

Tuesday, 18 May 2021

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git
kernel-in-vmalloc-v5.13-rc1
head:   7e5485b7d61fc97a247dc26f4888293aab05136b
commit: 63d42bff112c6522ab18d6b2484fcc29161cc6ef [7/8] ARM: Compile the kernel into
VMALLOC
config: arm-randconfig-c004-20210517 (attached as .config)
compiler: arm-linux-gnueabi-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/linusw/linux-integrator.g...
        git remote add arm-integrator
https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git
        git fetch --no-tags arm-integrator kernel-in-vmalloc-v5.13-rc1
        git checkout 63d42bff112c6522ab18d6b2484fcc29161cc6ef
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=arm 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com&gt;

All error/warnings (new ones prefixed by >>):

   arm-linux-gnueabi-ld: arch/arm/mm/init.o: in function `arm_memblock_init':
...
> init.c:(.init.text+0x2d0): undefined reference to
`kernel_sec_start' --
   In file included from arch/arm/include/asm/memory.h:447,
                    from arch/arm/include/asm/page.h:160,
                    from arch/arm/include/asm/thread_info.h:14,
                    from include/linux/thread_info.h:59,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/arm/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/spinlock.h:51,
                    from mm/gup.c:5:
   mm/gup.c: In function '__get_user_pages_locked':
...
> mm/gup.c:1552:28: warning: passing argument 1 of
'virt_to_pfn' makes pointer from integer without a cast [-Wint-conversion]  
  1552 |    pages[i] = virt_to_page(start);
         |                            ^~~~~
         |                            |
         |                            long unsigned int
   include/asm-generic/memory_model.h:33:41: note: in definition of macro
'__pfn_to_page'
      33 | #define __pfn_to_page(pfn) (mem_map + ((pfn) - ARCH_PFN_OFFSET))
         |                                         ^~~
   mm/gup.c:1552:15: note: in expansion of macro 'virt_to_page'
    1552 |    pages[i] = virt_to_page(start);
         |               ^~~~~~~~~~~~
   In file included from arch/arm/include/asm/page.h:160,
                    from arch/arm/include/asm/thread_info.h:14,
                    from include/linux/thread_info.h:59,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/arm/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/spinlock.h:51,
                    from mm/gup.c:5:
   arch/arm/include/asm/memory.h:323:53: note: expected 'const void *' but
argument is of type 'long unsigned int'
     323 | static inline unsigned long virt_to_pfn(const void *kaddr)
         |                                         ~~~~~~~~~~~~^~~~~
--
   In file included from arch/arm/include/asm/memory.h:447,
                    from arch/arm/include/asm/page.h:160,
                    from arch/arm/include/asm/thread_info.h:14,
                    from include/linux/thread_info.h:59,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/arm/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/spinlock.h:51,
                    from include/linux/mmzone.h:8,
                    from include/linux/gfp.h:6,
                    from include/linux/mm.h:10,
                    from mm/nommu.c:20:
   mm/nommu.c: In function 'free_page_series':
...
> mm/nommu.c:502:36: warning: passing argument 1 of
'virt_to_pfn' makes pointer from integer without a cast [-Wint-conversion]  
   502 |   struct page *page = virt_to_page(from);
         |                                    ^~~~
         |                                    |
         |                                    long unsigned int
   include/asm-generic/memory_model.h:33:41: note: in definition of macro
'__pfn_to_page'
      33 | #define __pfn_to_page(pfn) (mem_map + ((pfn) - ARCH_PFN_OFFSET))
         |                                         ^~~
   mm/nommu.c:502:23: note: in expansion of macro 'virt_to_page'
     502 |   struct page *page = virt_to_page(from);
         |                       ^~~~~~~~~~~~
   In file included from arch/arm/include/asm/page.h:160,
                    from arch/arm/include/asm/thread_info.h:14,
                    from include/linux/thread_info.h:59,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/arm/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/spinlock.h:51,
                    from include/linux/mmzone.h:8,
                    from include/linux/gfp.h:6,
                    from include/linux/mm.h:10,
                    from mm/nommu.c:20:
   arch/arm/include/asm/memory.h:323:53: note: expected 'const void *' but
argument is of type 'long unsigned int'
     323 | static inline unsigned long virt_to_pfn(const void *kaddr)
         |                                         ~~~~~~~~~~~~^~~~~
   mm/nommu.c: At top level:
   mm/nommu.c:1648:15: warning: no previous prototype for 'arch_get_unmapped_area'
[-Wmissing-prototypes]
    1648 | unsigned long arch_get_unmapped_area(struct file *file, unsigned long addr,
         |               ^~~~~~~~~~~~~~~~~~~~~~

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

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