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Date:   Fri, 07 Oct 2022 05:11:17 +0800
From:   kernel test robot <lkp@...el.com>
To:     "Paul E. McKenney" <paulmck@...nel.org>
Cc:     linux-kernel@...r.kernel.org
Subject: [paulmck-rcu:dev.2022.10.05a] BUILD SUCCESS WITH WARNING
 0b2715652d6ac3f3f496384d3c8dc3ccc46a6c18

tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2022.10.05a
branch HEAD: 0b2715652d6ac3f3f496384d3c8dc3ccc46a6c18  EXP cpu: Add CPU-online debugging

Warning reports:

https://lore.kernel.org/lkml/202210061503.gBAGbL3p-lkp@intel.com

Warning: (recently discovered and may have been fixed)

kernel/cpu.c:206 cpuhp_invoke_callback() error: uninitialized symbol 'cb'.

Warning ids grouped by kconfigs:

gcc_recent_errors
`-- x86_64-randconfig-m001-20221003
    `-- kernel-cpu.c-cpuhp_invoke_callback()-error:uninitialized-symbol-cb-.
clang_recent_errors
|-- arm64-randconfig-r022-20221002
|   `-- kernel-cpu.c:warning:variable-cb-is-uninitialized-when-used-here
|-- hexagon-randconfig-r022-20221003
|   `-- kernel-cpu.c:warning:variable-cb-is-uninitialized-when-used-here
|-- hexagon-randconfig-r024-20221003
|   `-- kernel-cpu.c:warning:variable-cb-is-uninitialized-when-used-here
|-- hexagon-randconfig-r041-20221003
|   `-- kernel-cpu.c:warning:variable-cb-is-uninitialized-when-used-here
|-- i386-randconfig-a003-20221003
|   `-- kernel-cpu.c:warning:variable-cb-is-uninitialized-when-used-here
|-- powerpc-randconfig-r025-20221002
|   `-- kernel-cpu.c:warning:variable-cb-is-uninitialized-when-used-here
`-- s390-randconfig-r024-20221002
    `-- kernel-cpu.c:warning:variable-cb-is-uninitialized-when-used-here

elapsed time: 1246m

configs tested: 67
configs skipped: 2

gcc tested configs:
arc                                 defconfig
alpha                               defconfig
s390                             allmodconfig
s390                                defconfig
um                             i386_defconfig
um                           x86_64_defconfig
x86_64                           rhel-8.3-kvm
x86_64                           rhel-8.3-syz
powerpc                           allnoconfig
x86_64                              defconfig
x86_64                         rhel-8.3-kunit
s390                             allyesconfig
x86_64                               rhel-8.3
x86_64                          rhel-8.3-func
x86_64                    rhel-8.3-kselftests
x86_64                           allyesconfig
m68k                             allmodconfig
i386                                defconfig
i386                 randconfig-a015-20221003
arc                              allyesconfig
i386                 randconfig-a016-20221003
sh                               allmodconfig
i386                 randconfig-a014-20221003
alpha                            allyesconfig
i386                 randconfig-a011-20221003
i386                 randconfig-a012-20221003
i386                 randconfig-a013-20221003
m68k                             allyesconfig
powerpc                          allmodconfig
arm                                 defconfig
mips                             allyesconfig
x86_64               randconfig-a011-20221003
x86_64               randconfig-a012-20221003
x86_64               randconfig-a013-20221003
x86_64               randconfig-a016-20221003
x86_64               randconfig-a015-20221003
x86_64               randconfig-a014-20221003
i386                             allyesconfig
riscv                randconfig-r042-20221003
arc                  randconfig-r043-20221003
arc                  randconfig-r043-20221002
s390                 randconfig-r044-20221003
arm64                            allyesconfig
arm                              allyesconfig
ia64                             allmodconfig
arc                               allnoconfig
alpha                             allnoconfig
riscv                             allnoconfig
csky                              allnoconfig

clang tested configs:
i386                 randconfig-a003-20221003
i386                 randconfig-a002-20221003
i386                 randconfig-a001-20221003
i386                 randconfig-a004-20221003
i386                 randconfig-a005-20221003
i386                 randconfig-a006-20221003
hexagon              randconfig-r041-20221003
riscv                randconfig-r042-20221002
hexagon              randconfig-r041-20221002
s390                 randconfig-r044-20221002
hexagon              randconfig-r045-20221002
hexagon              randconfig-r045-20221003
x86_64               randconfig-a003-20221003
x86_64               randconfig-a005-20221003
x86_64               randconfig-a002-20221003
x86_64               randconfig-a001-20221003
x86_64               randconfig-a004-20221003
x86_64               randconfig-a006-20221003

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

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