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Message-ID: <5fca4440.jld17YEvI6h9MNuq%lkp@intel.com>
Date:   Fri, 04 Dec 2020 22:14:24 +0800
From:   kernel test robot <lkp@...el.com>
To:     "Paul E. McKenney" <paulmck@...nel.org>
Cc:     linux-kernel@...r.kernel.org
Subject: [rcu:rcu/next] BUILD REGRESSION
 413d9f332cbd16d951c22a41f2e5f53c1a75ae1c

tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git  rcu/next
branch HEAD: 413d9f332cbd16d951c22a41f2e5f53c1a75ae1c  EXP rcuscale: Crude tests for kmem_last_alloc() percpu_ref code

Error/Warning reports:

https://lore.kernel.org/lkml/202012041254.XzddO1Xv-lkp@intel.com
https://lore.kernel.org/lkml/202012041345.Xcuh37cc-lkp@intel.com

Error/Warning in current branch:

mm/slab_common.c:555: undefined reference to `kmem_cache_last_alloc'
mm/slab_common.c:579: undefined reference to `kmem_cache_last_alloc'
slab_common.c:(.text+0x1014): undefined reference to `kmem_cache_last_alloc'
slab_common.c:(.text+0x1c34): undefined reference to `kmem_cache_last_alloc'
slab_common.c:(.text+0x2360): undefined reference to `kmem_cache_last_alloc'
slab_common.c:(.text+0x4cc): undefined reference to `kmem_cache_last_alloc'
slab_common.c:(.text+0x5e): undefined reference to `kmem_cache_last_alloc'
slab_common.c:(.text+0x70c): undefined reference to `kmem_cache_last_alloc'
slab_common.c:(.text+0x7bc): undefined reference to `kmem_cache_last_alloc'
slab_common.c:(.text+0xb0): undefined reference to `kmem_cache_last_alloc'
slab_common.c:(.text+0xbc): undefined reference to `kmem_cache_last_alloc'

Error/Warning ids grouped by kconfigs:

gcc_recent_errors
|-- arc-defconfig
|   `-- slab_common.c:(.text):undefined-reference-to-kmem_cache_last_alloc
|-- arc-randconfig-p001-20201204
|   `-- slab_common.c:(.text):undefined-reference-to-kmem_cache_last_alloc
|-- arm-dove_defconfig
|   `-- slab_common.c:(.text):undefined-reference-to-kmem_cache_last_alloc
|-- arm-nhk8815_defconfig
|   `-- slab_common.c:(.text):undefined-reference-to-kmem_cache_last_alloc
|-- arm-pcm027_defconfig
|   `-- slab_common.c:(.text):undefined-reference-to-kmem_cache_last_alloc
|-- i386-randconfig-a014-20201204
|   `-- mm-slab_common.c:undefined-reference-to-kmem_cache_last_alloc
|-- i386-randconfig-a016-20201204
|   `-- mm-slab_common.c:undefined-reference-to-kmem_cache_last_alloc
|-- i386-randconfig-c004-20201204
|   `-- mm-slab_common.c:undefined-reference-to-kmem_cache_last_alloc
|-- i386-randconfig-p001-20201204
|   `-- mm-slab_common.c:undefined-reference-to-kmem_cache_last_alloc
|-- i386-randconfig-s002-20201204
|   `-- mm-slab_common.c:undefined-reference-to-kmem_cache_last_alloc
|-- m68k-defconfig
|   `-- slab_common.c:(.text):undefined-reference-to-kmem_cache_last_alloc
|-- mips-ci20_defconfig
|   `-- slab_common.c:(.text):undefined-reference-to-kmem_cache_last_alloc
|-- mips-decstation_defconfig
|   `-- slab_common.c:(.text):undefined-reference-to-kmem_cache_last_alloc
|-- mips-fuloong2e_defconfig
|   `-- slab_common.c:(.text):undefined-reference-to-kmem_cache_last_alloc
|-- openrisc-randconfig-r006-20201204
|   `-- slab_common.c:(.text):undefined-reference-to-kmem_cache_last_alloc
|-- x86_64-randconfig-c002-20201204
|   `-- mm-slab_common.c:undefined-reference-to-kmem_cache_last_alloc
`-- x86_64-randconfig-s021-20201204
    `-- mm-slab_common.c:undefined-reference-to-kmem_cache_last_alloc

elapsed time: 720m

configs tested: 115
configs skipped: 3

gcc tested configs:
arm                                 defconfig
arm64                            allyesconfig
arm64                               defconfig
arm                              allyesconfig
arm                              allmodconfig
arm                         shannon_defconfig
mips                     decstation_defconfig
mips                         mpc30x_defconfig
mips                           ci20_defconfig
powerpc                    amigaone_defconfig
sparc                       sparc64_defconfig
powerpc                    gamecube_defconfig
arm                          simpad_defconfig
powerpc                  mpc866_ads_defconfig
m68k                          atari_defconfig
mips                      bmips_stb_defconfig
powerpc                     skiroot_defconfig
nds32                            alldefconfig
mips                      fuloong2e_defconfig
sh                           se7724_defconfig
powerpc                      obs600_defconfig
arm                          pcm027_defconfig
arm                            dove_defconfig
arm                        clps711x_defconfig
sh                          urquell_defconfig
sh                             sh03_defconfig
powerpc                   lite5200b_defconfig
microblaze                          defconfig
powerpc                   motionpro_defconfig
powerpc                     asp8347_defconfig
xtensa                          iss_defconfig
arm                         nhk8815_defconfig
sh                           se7750_defconfig
arm                           h3600_defconfig
sparc64                             defconfig
mips                    maltaup_xpa_defconfig
arm                       omap2plus_defconfig
c6x                         dsk6455_defconfig
sh                        sh7785lcr_defconfig
arc                     nsimosci_hs_defconfig
openrisc                    or1ksim_defconfig
arm                    vt8500_v6_v7_defconfig
arm                        keystone_defconfig
sh                           se7343_defconfig
powerpc                     tqm8540_defconfig
ia64                             allmodconfig
ia64                                defconfig
ia64                             allyesconfig
m68k                             allmodconfig
m68k                                defconfig
m68k                             allyesconfig
nios2                               defconfig
arc                              allyesconfig
nds32                             allnoconfig
c6x                              allyesconfig
nds32                               defconfig
nios2                            allyesconfig
csky                                defconfig
alpha                               defconfig
alpha                            allyesconfig
xtensa                           allyesconfig
h8300                            allyesconfig
arc                                 defconfig
sh                               allmodconfig
parisc                              defconfig
s390                             allyesconfig
parisc                           allyesconfig
s390                                defconfig
i386                             allyesconfig
sparc                            allyesconfig
sparc                               defconfig
i386                               tinyconfig
i386                                defconfig
mips                             allyesconfig
mips                             allmodconfig
powerpc                          allyesconfig
powerpc                          allmodconfig
powerpc                           allnoconfig
x86_64               randconfig-a004-20201204
x86_64               randconfig-a006-20201204
x86_64               randconfig-a002-20201204
x86_64               randconfig-a001-20201204
x86_64               randconfig-a005-20201204
x86_64               randconfig-a003-20201204
i386                 randconfig-a005-20201204
i386                 randconfig-a004-20201204
i386                 randconfig-a001-20201204
i386                 randconfig-a002-20201204
i386                 randconfig-a006-20201204
i386                 randconfig-a003-20201204
i386                 randconfig-a014-20201204
i386                 randconfig-a013-20201204
i386                 randconfig-a011-20201204
i386                 randconfig-a015-20201204
i386                 randconfig-a012-20201204
i386                 randconfig-a016-20201204
riscv                    nommu_k210_defconfig
riscv                            allyesconfig
riscv                    nommu_virt_defconfig
riscv                             allnoconfig
riscv                               defconfig
riscv                          rv32_defconfig
riscv                            allmodconfig
x86_64                                   rhel
x86_64                           allyesconfig
x86_64                    rhel-7.6-kselftests
x86_64                              defconfig
x86_64                               rhel-8.3
x86_64                                  kexec

clang tested configs:
x86_64               randconfig-a016-20201204
x86_64               randconfig-a012-20201204
x86_64               randconfig-a014-20201204
x86_64               randconfig-a013-20201204
x86_64               randconfig-a015-20201204
x86_64               randconfig-a011-20201204

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

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