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Date:   Fri, 28 Apr 2023 00:28:05 +0800
From:   kernel test robot <lkp@intel.com>
To:     "Paul E. McKenney" <paulmck@kernel.org>
Cc:     linux-kernel@vger.kernel.org
Subject: [paulmck-rcu:dev.2023.04.26a] BUILD REGRESSION
 56b38a90a12f76e463a7381d8cff854926fa2b59
Message-ID: <20230427162805.KbWyR%lkp@intel.com>
User-Agent: s-nail v14.9.24
Precedence: bulk

tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2023.04.26a
branch HEAD: 56b38a90a12f76e463a7381d8cff854926fa2b59  rcu-tasks: Stop rcu_tasks_invoke_cbs() from using never-onlined CPUs

Error/Warning reports:

https://lore.kernel.org/oe-kbuild-all/202304271412.cbmTIpbf-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202304271416.DjRKPeoJ-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202304271446.dk8ruOnO-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202304271448.5uG6ip4V-lkp@intel.com
https://lore.kernel.org/oe-kbuild-all/202304271836.Rr0pBtSE-lkp@intel.com

Error/Warning: (recently discovered and may have been fixed)

arch/arm/kernel/smp.c:385:1: warning: function declared 'noreturn' should not return [-Winvalid-noreturn]
arch/loongarch/kernel/process.c:68:1: warning: 'noreturn' function does return
arch/powerpc/kernel/smp.c:1768:1: error: function declared 'noreturn' should not return [-Werror,-Winvalid-noreturn]
arch/x86/kernel/nmi.c:441:6: warning: no previous prototype for 'set_nmi_torture' [-Wmissing-prototypes]
arch/x86/kernel/nmi.c:441:6: warning: no previous prototype for function 'set_nmi_torture' [-Wmissing-prototypes]

Unverified Error/Warning (likely false positive, please contact us if interested):

kernel/rcu/tree.c:2149 rcu_do_batch() error: uninitialized symbol 'jlimit'.

Error/Warning ids grouped by kconfigs:

gcc_recent_errors
|-- i386-randconfig-a001
|   `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-set_nmi_torture
|-- i386-randconfig-c001
|   `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-set_nmi_torture
|-- i386-randconfig-m021
|   |-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-set_nmi_torture
|   `-- kernel-rcu-tree.c-rcu_do_batch()-error:uninitialized-symbol-jlimit-.
|-- loongarch-randconfig-r012-20230427
|   `-- arch-loongarch-kernel-process.c:warning:noreturn-function-does-return
|-- x86_64-kexec
|   `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-set_nmi_torture
|-- x86_64-randconfig-a011
|   `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-set_nmi_torture
|-- x86_64-randconfig-a013
|   `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-set_nmi_torture
|-- x86_64-randconfig-a015
|   `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-set_nmi_torture
|-- x86_64-randconfig-c002
|   `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-set_nmi_torture
`-- x86_64-randconfig-m001
    `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-set_nmi_torture
clang_recent_errors
|-- arm-milbeaut_m10v_defconfig
|   `-- arch-arm-kernel-smp.c:warning:function-declared-noreturn-should-not-return
|-- i386-allnoconfig
|   `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-function-set_nmi_torture
|-- powerpc-buildonly-randconfig-r003-20230427
|   `-- arch-powerpc-kernel-smp.c:error:function-declared-noreturn-should-not-return-Werror-Winvalid-noreturn
|-- x86_64-randconfig-a005
|   `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-function-set_nmi_torture
|-- x86_64-randconfig-a014
|   `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-function-set_nmi_torture
`-- x86_64-randconfig-a016
    `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-function-set_nmi_torture

elapsed time: 723m

configs tested: 109
configs skipped: 9

tested configs:
alpha                            allyesconfig   gcc  
alpha                               defconfig   gcc  
arc                              allyesconfig   gcc  
arc                          axs101_defconfig   gcc  
arc                                 defconfig   gcc  
arc                  randconfig-r002-20230427   gcc  
arc                  randconfig-r043-20230427   gcc  
arc                        vdk_hs38_defconfig   gcc  
arm                              allmodconfig   gcc  
arm                              allyesconfig   gcc  
arm          buildonly-randconfig-r006-20230427   gcc  
arm                                 defconfig   gcc  
arm                           imxrt_defconfig   gcc  
arm                   milbeaut_m10v_defconfig   clang
arm                       netwinder_defconfig   clang
arm                  randconfig-r011-20230427   gcc  
arm                  randconfig-r046-20230427   gcc  
arm64                            allyesconfig   gcc  
arm64                               defconfig   gcc  
csky                                defconfig   gcc  
csky                 randconfig-r015-20230427   gcc  
hexagon      buildonly-randconfig-r003-20230427   clang
hexagon              randconfig-r003-20230427   clang
hexagon              randconfig-r004-20230427   clang
hexagon              randconfig-r041-20230427   clang
hexagon              randconfig-r045-20230427   clang
i386                              allnoconfig   clang
i386                             allyesconfig   gcc  
i386                              debian-10.3   gcc  
i386                                defconfig   gcc  
i386                          randconfig-a001   gcc  
i386                          randconfig-a002   clang
i386                          randconfig-a003   gcc  
i386                          randconfig-a004   clang
i386                          randconfig-a005   gcc  
i386                          randconfig-a006   clang
i386                          randconfig-a011   clang
i386                          randconfig-a012   gcc  
i386                          randconfig-a013   clang
i386                          randconfig-a014   gcc  
i386                          randconfig-a015   clang
i386                          randconfig-a016   gcc  
ia64                             allmodconfig   gcc  
ia64         buildonly-randconfig-r004-20230427   gcc  
ia64                                defconfig   gcc  
loongarch                        allmodconfig   gcc  
loongarch                         allnoconfig   gcc  
loongarch                           defconfig   gcc  
loongarch            randconfig-r013-20230427   gcc  
loongarch            randconfig-r016-20230427   gcc  
loongarch            randconfig-r025-20230427   gcc  
m68k                             allmodconfig   gcc  
m68k                                defconfig   gcc  
microblaze   buildonly-randconfig-r005-20230427   gcc  
microblaze           randconfig-r001-20230427   gcc  
microblaze           randconfig-r012-20230427   gcc  
mips                             allmodconfig   gcc  
mips                             allyesconfig   gcc  
nios2                               defconfig   gcc  
nios2                randconfig-r034-20230427   gcc  
nios2                randconfig-r036-20230427   gcc  
parisc                              defconfig   gcc  
parisc               randconfig-r024-20230427   gcc  
parisc64                            defconfig   gcc  
powerpc                          allmodconfig   gcc  
powerpc                           allnoconfig   gcc  
powerpc                 mpc834x_itx_defconfig   gcc  
powerpc                 mpc836x_rdk_defconfig   clang
powerpc              randconfig-r026-20230427   clang
powerpc                     redwood_defconfig   gcc  
riscv                            allmodconfig   gcc  
riscv                             allnoconfig   gcc  
riscv                               defconfig   gcc  
riscv                randconfig-r021-20230427   clang
riscv                randconfig-r022-20230427   clang
riscv                randconfig-r042-20230427   clang
riscv                          rv32_defconfig   gcc  
s390                             allmodconfig   gcc  
s390                             allyesconfig   gcc  
s390                                defconfig   gcc  
s390                 randconfig-r006-20230427   gcc  
s390                 randconfig-r044-20230427   clang
sh                               allmodconfig   gcc  
sh                          landisk_defconfig   gcc  
sh                   secureedge5410_defconfig   gcc  
sparc        buildonly-randconfig-r002-20230427   gcc  
sparc                               defconfig   gcc  
sparc                randconfig-r005-20230427   gcc  
um                                  defconfig   gcc  
um                             i386_defconfig   gcc  
um                           x86_64_defconfig   gcc  
x86_64                            allnoconfig   gcc  
x86_64                           allyesconfig   gcc  
x86_64                              defconfig   gcc  
x86_64                                  kexec   gcc  
x86_64                        randconfig-a001   clang
x86_64                        randconfig-a002   gcc  
x86_64                        randconfig-a003   clang
x86_64                        randconfig-a004   gcc  
x86_64                        randconfig-a005   clang
x86_64                        randconfig-a006   gcc  
x86_64                        randconfig-a011   gcc  
x86_64                        randconfig-a012   clang
x86_64                        randconfig-a013   gcc  
x86_64                        randconfig-a014   clang
x86_64                        randconfig-a015   gcc  
x86_64                        randconfig-a016   clang
x86_64                               rhel-8.3   gcc  
xtensa               randconfig-r033-20230427   gcc  

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