Date:   Tue, 1 Mar 2022 15:11:16 +0800
From:   kernel test robot <lkp@...el.com>
To:     Hyeonggon Yoo <42.hyeyoo@...il.com>,
        Vlastimil Babka <vbabka@...e.cz>
Cc:     kbuild-all@...ts.01.org, David Rientjes <rientjes@...gle.com>,
        Christoph Lameter <cl@...ux-foundation.org>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Pekka Enberg <penberg@...nel.org>,
        Roman Gushchin <roman.gushchin@...ux.dev>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linux Memory Management List <linux-mm@...ck.org>,
        patches@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Oliver Glitta <glittao@...il.com>,
        Faiyaz Mohammed <faiyazm@...eaurora.org>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Eric Dumazet <edumazet@...gle.com>,
        Jarkko Sakkinen <jarkko@...nel.org>,
        Johannes Berg <johannes.berg@...el.com>,
        Yury Norov <yury.norov@...il.com>,
        Arnd Bergmann <arnd@...db.de>,
        James Bottomley <James.Bottomley@...senpartnership.com>,
        Matteo Croce <mcroce@...rosoft.com>,
        Marco Elver <elver@...gle.com>,
        Andrey Konovalov <andreyknvl@...il.com>,
        Imran Khan <imran.f.khan@...cle.com>,
        Zqiang <qiang.zhang@...driver.com>
Subject: Re: [PATCH v2] mm/slub: initialize stack depot in boot process

Hi Hyeonggon,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on vbabka/slub-stackdepot-v1]
[also build test ERROR on linus/master v5.17-rc6 next-20220228]
[cannot apply to hnaz-mm/master]
[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]

url:    https://github.com/0day-ci/linux/commits/Hyeonggon-Yoo/mm-slub-initialize-stack-depot-in-boot-process/20220301-113825
base:   https://git.kernel.org/pub/scm/linux/kernel/git/vbabka/linux.git slub-stackdepot-v1
config: i386-tinyconfig (https://download.01.org/0day-ci/archive/20220301/202203011512.U0o5cAx4-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://github.com/0day-ci/linux/commit/dd9dbeec7444b13b510dc4a863e9593d1799f965
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Hyeonggon-Yoo/mm-slub-initialize-stack-depot-in-boot-process/20220301-113825
        git checkout dd9dbeec7444b13b510dc4a863e9593d1799f965
        # save the config file to linux build tree
        mkdir build_dir
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   ld: arch/x86/kernel/ebda.o: in function `slab_stack_depot_init':
>> ebda.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: init/main.o: in function `slab_stack_depot_init':
   main.c:(.text+0x32): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: init/do_mounts.o: in function `slab_stack_depot_init':
   do_mounts.c:(.text+0x5): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: init/noinitramfs.o: in function `slab_stack_depot_init':
   noinitramfs.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: init/init_task.o: in function `slab_stack_depot_init':
   init_task.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/entry/syscall_32.o: in function `slab_stack_depot_init':
   syscall_32.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/entry/common.o: in function `slab_stack_depot_init':
   common.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/entry/vdso/vma.o: in function `slab_stack_depot_init':
   vma.c:(.text+0x1d0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/entry/vdso/extable.o: in function `slab_stack_depot_init':
   extable.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/events/core.o: in function `slab_stack_depot_init':
   core.c:(.text+0x903): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/events/amd/core.o: in function `slab_stack_depot_init':
   core.c:(.text+0x70b): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/events/intel/core.o: in function `slab_stack_depot_init':
   core.c:(.text+0x1cbc): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/events/intel/bts.o: in function `slab_stack_depot_init':
   bts.c:(.text+0x6b2): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/events/intel/ds.o: in function `slab_stack_depot_init':
   ds.c:(.text+0x14ad): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/events/intel/knc.o: in function `slab_stack_depot_init':
   knc.c:(.text+0x2b1): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/events/intel/lbr.o: in function `slab_stack_depot_init':
   lbr.c:(.text+0x6c8): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/events/intel/p4.o: in function `slab_stack_depot_init':
   p4.c:(.text+0x5f8): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/events/intel/p6.o: in function `slab_stack_depot_init':
   p6.c:(.text+0xc4): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/events/intel/pt.o: in function `slab_stack_depot_init':
   pt.c:(.text+0x641): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/events/zhaoxin/core.o: in function `slab_stack_depot_init':
   core.c:(.text+0x460): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/realmode/init.o: in function `slab_stack_depot_init':
   init.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/process_32.o: in function `slab_stack_depot_init':
   process_32.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/signal.o: in function `slab_stack_depot_init':
   signal.c:(.text+0x5b4): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/traps.o: in function `slab_stack_depot_init':
   traps.c:(.text+0x288): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/idt.o: in function `slab_stack_depot_init':
   idt.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/irq.o: in function `slab_stack_depot_init':
   irq.c:(.text+0x4f): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/irq_32.o: in function `slab_stack_depot_init':
   irq_32.c:(.text+0x1): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/dumpstack_32.o: in function `slab_stack_depot_init':
   dumpstack_32.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/time.o: in function `slab_stack_depot_init':
   time.c:(.text+0xd): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/ioport.o: in function `slab_stack_depot_init':
   ioport.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/dumpstack.o: in function `slab_stack_depot_init':
   dumpstack.c:(.text+0x11e): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/nmi.o: in function `slab_stack_depot_init':
   nmi.c:(.text+0x74): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/setup.o: in function `slab_stack_depot_init':
   setup.c:(.text+0x3): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/x86_init.o: in function `slab_stack_depot_init':
   x86_init.c:(.text+0x39): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/i8259.o: in function `slab_stack_depot_init':
   i8259.c:(.text+0x2c4): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/irqinit.o: in function `slab_stack_depot_init':
   irqinit.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/irq_work.o: in function `slab_stack_depot_init':
   irq_work.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/probe_roms.o: in function `slab_stack_depot_init':
   probe_roms.c:(.text+0x1a3): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/sys_ia32.o: in function `slab_stack_depot_init':
   sys_ia32.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/bootflag.o: in function `slab_stack_depot_init':
   bootflag.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/e820.o: in function `slab_stack_depot_init':
   e820.c:(.text+0xbf): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/pci-dma.o: in function `slab_stack_depot_init':
   pci-dma.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/quirks.o: in function `slab_stack_depot_init':
   quirks.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/topology.o: in function `slab_stack_depot_init':
   topology.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/kdebugfs.o: in function `slab_stack_depot_init':
   kdebugfs.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/alternative.o: in function `slab_stack_depot_init':
   alternative.c:(.text+0x320): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/hw_breakpoint.o: in function `slab_stack_depot_init':
   hw_breakpoint.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/rtc.o: in function `slab_stack_depot_init':
   rtc.c:(.text+0x41): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/pci-iommu_table.o: in function `slab_stack_depot_init':
   pci-iommu_table.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/process.o: in function `slab_stack_depot_init':
   process.c:(.text+0xcf): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here
   ld: arch/x86/kernel/fpu/init.o: in function `slab_stack_depot_init':
   init.c:(.text+0x0): multiple definition of `slab_stack_depot_init'; arch/x86/kernel/head32.o:head32.c:(.text+0x0): first defined here

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

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