[paulmck-rcu:dev.2022.09.03a] BUILD REGRESSION 607762184099b5d0b6765f69673fafa1d7eb4d30

[paulmck-rcu:dev.2022.09.03a] BUILD REGRESSION 607762184099b5d0b6765f69673fafa1d7eb4d30

[kernel test robot]

tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2022.09.03a
branch HEAD: 607762184099b5d0b6765f69673fafa1d7eb4d30  srcu: Check for consistent per-CPU per-srcu_struct NMI safety

Error/Warning reports:

https://lore.kernel.org/lkml/202209210942.YUFSaizJ-lkp@intel.com
https://lore.kernel.org/lkml/202209211114.7li0O31k-lkp@intel.com

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

ERROR: modpost: "__srcu_read_lock_nmisafe" [kernel/rcu/rcutorture.ko] undefined!
ERROR: modpost: "__srcu_read_unlock_nmisafe" [kernel/rcu/rcutorture.ko] undefined!
kernel/rcu/srcutree.c:647:1: error: 'u' undeclared (first use in this function); did you mean 'u8'?
kernel/rcu/srcutree.c:647:1: error: 'u' undeclared (first use in this function); did you mean 'up'?
kernel/rcu/srcutree.c:647:2: error: expected ';' before ')' token
kernel/rcu/srcutree.c:647:2: error: expected statement before ')' token

Error/Warning ids grouped by kconfigs:

gcc_recent_errors
|-- parisc-randconfig-r005-20220921
|   |-- kernel-rcu-srcutree.c:error:expected-before-)-token
|   |-- kernel-rcu-srcutree.c:error:expected-statement-before-)-token
|   `-- kernel-rcu-srcutree.c:error:u-undeclared-(first-use-in-this-function)
|-- riscv-allmodconfig
|   |-- kernel-rcu-srcutree.c:error:expected-before-)-token
|   |-- kernel-rcu-srcutree.c:error:expected-statement-before-)-token
|   `-- kernel-rcu-srcutree.c:error:u-undeclared-(first-use-in-this-function)
|-- s390-allyesconfig
|   |-- kernel-rcu-srcutree.c:error:expected-before-)-token
|   |-- kernel-rcu-srcutree.c:error:expected-statement-before-)-token
|   `-- kernel-rcu-srcutree.c:error:u-undeclared-(first-use-in-this-function)
|-- x86_64-allmodconfig
|   |-- kernel-rcu-srcutree.c:error:expected-before-)-token
|   |-- kernel-rcu-srcutree.c:error:expected-statement-before-)-token
|   `-- kernel-rcu-srcutree.c:error:u-undeclared-(first-use-in-this-function)
|-- x86_64-allyesconfig
|   |-- kernel-rcu-srcutree.c:error:expected-before-)-token
|   |-- kernel-rcu-srcutree.c:error:expected-statement-before-)-token
|   `-- kernel-rcu-srcutree.c:error:u-undeclared-(first-use-in-this-function)
`-- x86_64-randconfig-a002
    |-- ERROR:__srcu_read_lock_nmisafe-kernel-rcu-rcutorture.ko-undefined
    `-- ERROR:__srcu_read_unlock_nmisafe-kernel-rcu-rcutorture.ko-undefined
clang_recent_errors
|-- arm-randconfig-r013-20220921
|   `-- kernel-rcu-srcutree.c:error:use-of-undeclared-identifier-u
`-- powerpc-randconfig-r004-20220921
    `-- kernel-rcu-srcutree.c:error:use-of-undeclared-identifier-u

elapsed time: 827m

configs tested: 54
configs skipped: 2

gcc tested configs:
um                             i386_defconfig
um                           x86_64_defconfig
powerpc                          allmodconfig
mips                             allyesconfig
powerpc                           allnoconfig
sh                               allmodconfig
arc                                 defconfig
s390                             allmodconfig
alpha                               defconfig
s390                                defconfig
s390                             allyesconfig
m68k                             allyesconfig
m68k                             allmodconfig
arc                              allyesconfig
alpha                            allyesconfig
arc                  randconfig-r043-20220921
riscv                randconfig-r042-20220921
s390                 randconfig-r044-20220921
i386                                defconfig
i386                             allyesconfig
x86_64                        randconfig-a004
x86_64                        randconfig-a002
x86_64                        randconfig-a006
i386                          randconfig-a014
i386                          randconfig-a012
i386                          randconfig-a016
x86_64                              defconfig
x86_64                               rhel-8.3
arm                                 defconfig
x86_64                           allyesconfig
arm                              allyesconfig
arm64                            allyesconfig
x86_64                        randconfig-a013
x86_64                        randconfig-a011
x86_64                        randconfig-a015
x86_64                    rhel-8.3-kselftests
i386                          randconfig-a005
x86_64                          rhel-8.3-func
x86_64                         rhel-8.3-kunit
x86_64                           rhel-8.3-kvm
x86_64                           rhel-8.3-syz
ia64                             allmodconfig

clang tested configs:
hexagon              randconfig-r041-20220921
hexagon              randconfig-r045-20220921
x86_64                        randconfig-a001
x86_64                        randconfig-a003
x86_64                        randconfig-a005
i386                          randconfig-a013
i386                          randconfig-a011
i386                          randconfig-a015
x86_64                        randconfig-a012
x86_64                        randconfig-a014
x86_64                        randconfig-a016
i386                          randconfig-a006

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