linux-kernel - [arm-integrator:kernel-in-vmalloc-v5.18-rc1 8/19] arch/arm/mm/init.c:213: undefined reference to `kernel_sec

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Message-ID: <202205261345.Ua1PVD1d-lkp@intel.com>
Date:   Thu, 26 May 2022 13:38:42 +0800
From:   kernel test robot <lkp@...el.com>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [arm-integrator:kernel-in-vmalloc-v5.18-rc1 8/19]
 arch/arm/mm/init.c:213: undefined reference to `kernel_sec_start'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git kernel-in-vmalloc-v5.18-rc1
head:   3e0251249eddfbc62975f7ae9ad77d0a8ec93713
commit: 01745426f3ddddf6442f6612743c06be252dc2a6 [8/19] ARM: Compile the kernel into VMALLOC
config: arm-randconfig-c003-20220524 (https://download.01.org/0day-ci/archive/20220526/202205261345.Ua1PVD1d-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.3.0
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.git/commit/?id=01745426f3ddddf6442f6612743c06be252dc2a6
        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-v5.18-rc1
        git checkout 01745426f3ddddf6442f6612743c06be252dc2a6
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   arm-linux-gnueabi-ld: arch/arm/mm/init.o: in function `arm_memblock_init':
>> arch/arm/mm/init.c:213: undefined reference to `kernel_sec_start'
   arm-linux-gnueabi-ld: drivers/gpu/drm/drm_gem_shmem_helper.o: in function `drm_gem_shmem_fault':
   drivers/gpu/drm/drm_gem_shmem_helper.c:561: undefined reference to `vmf_insert_pfn'

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for DRM_GEM_SHMEM_HELPER
   Depends on HAS_IOMEM && DRM && MMU
   Selected by
   - DRM_SSD130X && HAS_IOMEM && DRM


vim +213 arch/arm/mm/init.c

5f41f9198f29609 Marek Szyprowski 2019-05-28  182  
3928624812dcfa3 Russell King     2017-01-16  183  void __init arm_memblock_init(const struct machine_desc *mdesc)
3928624812dcfa3 Russell King     2017-01-16  184  {
01745426f3ddddf Linus Walleij    2021-04-15  185  	/*
01745426f3ddddf Linus Walleij    2021-04-15  186  	 * Register the kernel text, kernel data and initrd with memblock.
01745426f3ddddf Linus Walleij    2021-04-15  187  	 *
01745426f3ddddf Linus Walleij    2021-04-15  188  	 * When using kernel in vmalloc, we have to round up to the closest
01745426f3ddddf Linus Walleij    2021-04-15  189  	 * section size, or the temporary section mapping of the tail of the
01745426f3ddddf Linus Walleij    2021-04-15  190  	 * kernel will be overwritten by memblock allocations. This is not
01745426f3ddddf Linus Walleij    2021-04-15  191  	 * a problem with the linear kernel map, since the allocations can
01745426f3ddddf Linus Walleij    2021-04-15  192  	 * use the 1:1 map in that case.
01745426f3ddddf Linus Walleij    2021-04-15  193  	 */
01745426f3ddddf Linus Walleij    2021-04-15  194  	if (!IS_ENABLED(CONFIG_ARM_KERNEL_IN_VMALLOC))
01745426f3ddddf Linus Walleij    2021-04-15  195  		memblock_reserve(kernel_sec_start, KERNEL_END - KERNEL_START);
01745426f3ddddf Linus Walleij    2021-04-15  196  	else
01745426f3ddddf Linus Walleij    2021-04-15  197  		memblock_reserve(kernel_sec_start, KERNEL_SECTION_SIZE);
3928624812dcfa3 Russell King     2017-01-16  198  
e46e45f00d9ea54 Wang Kefeng      2021-12-22  199  	reserve_initrd_mem();
2778f62056ada44 Russell King     2010-07-09  200  
2778f62056ada44 Russell King     2010-07-09  201  	arm_mm_memblock_reserve();
2778f62056ada44 Russell King     2010-07-09  202  
8d717a52d1b0959 Russell King     2010-05-22  203  	/* reserve any platform specific memblock areas */
8d717a52d1b0959 Russell King     2010-05-22  204  	if (mdesc->reserve)
8d717a52d1b0959 Russell King     2010-05-22  205  		mdesc->reserve();
8d717a52d1b0959 Russell King     2010-05-22  206  
bcedb5f9bd74662 Marek Szyprowski 2014-02-28  207  	early_init_fdt_scan_reserved_mem();
bcedb5f9bd74662 Marek Szyprowski 2014-02-28  208  
99a468d779f6851 George G. Davis  2015-01-16  209  	/* reserve memory for DMA contiguous allocations */
95b0e655f914888 Marek Szyprowski 2014-10-09  210  	dma_contiguous_reserve(arm_dma_limit);
c79095092834a18 Marek Szyprowski 2011-12-29  211  
716a3dc20084da9 Russell King     2012-01-13  212  	arm_memblock_steal_permitted = false;
2778f62056ada44 Russell King     2010-07-09 @213  	memblock_dump_all();
2778f62056ada44 Russell King     2010-07-09  214  }
2778f62056ada44 Russell King     2010-07-09  215  

:::::: The code at line 213 was first introduced by commit
:::::: 2778f62056ada442414392d7ccd41188bb631619 ARM: initial LMB trial

:::::: TO: Russell King <rmk+kernel@....linux.org.uk>
:::::: CC: Russell King <rmk+kernel@....linux.org.uk>

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