[paulmck-rcu:dev.2023.02.27a] BUILD REGRESSION b171cbcbbd8e5f5f2e0638c5b5b5c77e3cc79007

From: kernel test robot
Date: Tue Mar 07 2023 - 05:01:31 EST


tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2023.02.27a
branch HEAD: b171cbcbbd8e5f5f2e0638c5b5b5c77e3cc79007 rcutorture: Test NMI diagnostics

Error/Warning reports:

https://lore.kernel.org/oe-kbuild-all/202303070906.VxnzlSyY-lkp@xxxxxxxxx
https://lore.kernel.org/oe-kbuild-all/202303071057.1r9aTmDM-lkp@xxxxxxxxx
https://lore.kernel.org/oe-kbuild-all/202303071217.ajqvt2rz-lkp@xxxxxxxxx
https://lore.kernel.org/oe-kbuild-all/202303071235.NvgrGJl5-lkp@xxxxxxxxx
https://lore.kernel.org/oe-kbuild-all/202303071331.kR21mwSK-lkp@xxxxxxxxx

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

arch/arm64/kernel/process.c:75:1: warning: 'noreturn' function does return
arch/csky/kernel/smp.c:320:1: warning: 'noreturn' function does return
arch/mips/kernel/process.c:46:1: warning: 'noreturn' function does return
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]
arm-linux-gnueabi-ld: kernel/rcu/rcutorture.c:3301: undefined reference to `set_nmi_torture'
csky-linux-ld: kernel/rcu/rcutorture.c:3301: undefined reference to `set_nmi_torture'
hppa-linux-ld: (.text+0x2b80): undefined reference to `set_nmi_torture'
hppa-linux-ld: kernel/rcu/rcutorture.c:3301: undefined reference to `set_nmi_torture'
kernel/rcu/rcutorture.c:(.text+0x5c44): undefined reference to `set_nmi_torture'
kernel/rcu/rcutorture.c:3289: undefined reference to `set_nmi_torture'
ld.lld: error: undefined symbol: set_nmi_torture
mips64-linux-ld: kernel/rcu/rcutorture.c:(.text+0x5c64): undefined reference to `set_nmi_torture'
nios2-linux-ld: kernel/rcu/rcutorture.c:3301: undefined reference to `set_nmi_torture'
rcutorture.c:(.text+0x49ac): undefined reference to `set_nmi_torture'
vmlinux.o: warning: objtool: exc_nmi+0x13b: call to __const_udelay() leaves .noinstr.text section

Error/Warning ids grouped by kconfigs:

gcc_recent_errors
|-- arm-randconfig-r006-20230305
| |-- arm-linux-gnueabi-ld:kernel-rcu-rcutorture.c:undefined-reference-to-set_nmi_torture
| `-- kernel-rcu-rcutorture.c:undefined-reference-to-set_nmi_torture
|-- arm64-randconfig-r021-20230305
| `-- arch-arm64-kernel-process.c:warning:noreturn-function-does-return
|-- csky-randconfig-r035-20230306
| |-- arch-csky-kernel-smp.c:warning:noreturn-function-does-return
| `-- csky-linux-ld:kernel-rcu-rcutorture.c:undefined-reference-to-set_nmi_torture
|-- i386-randconfig-a004-20230306
| `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-set_nmi_torture
|-- loongarch-randconfig-r032-20230306
| `-- rcutorture.c:(.text):undefined-reference-to-set_nmi_torture
|-- mips-randconfig-r023-20230306
| |-- kernel-rcu-rcutorture.c:(.text):undefined-reference-to-set_nmi_torture
| `-- mips64-linux-ld:kernel-rcu-rcutorture.c:(.text):undefined-reference-to-set_nmi_torture
|-- mips-randconfig-r025-20230306
| `-- arch-mips-kernel-process.c:warning:noreturn-function-does-return
|-- nios2-randconfig-r021-20230306
| |-- kernel-rcu-rcutorture.c:undefined-reference-to-set_nmi_torture
| `-- nios2-linux-ld:kernel-rcu-rcutorture.c:undefined-reference-to-set_nmi_torture
|-- parisc-randconfig-r014-20230305
| `-- hppa-linux-ld:(.text):undefined-reference-to-set_nmi_torture
|-- parisc-randconfig-r033-20230305
| `-- hppa-linux-ld:kernel-rcu-rcutorture.c:undefined-reference-to-set_nmi_torture
|-- x86_64-allmodconfig
| `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-set_nmi_torture
|-- x86_64-allyesconfig
| `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-set_nmi_torture
|-- x86_64-defconfig
| `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-set_nmi_torture
|-- x86_64-kexec
| `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-set_nmi_torture
|-- x86_64-randconfig-a001-20230306
| `-- vmlinux.o:warning:objtool:exc_nmi:call-to-__const_udelay()-leaves-.noinstr.text-section
`-- x86_64-rhel-8.3
`-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-set_nmi_torture
clang_recent_errors
|-- riscv-randconfig-r003-20230305
| `-- ld.lld:error:undefined-symbol:set_nmi_torture
|-- riscv-randconfig-r026-20230306
| `-- ld.lld:error:undefined-symbol:set_nmi_torture
|-- x86_64-randconfig-a014-20230306
| `-- arch-x86-kernel-nmi.c:warning:no-previous-prototype-for-function-set_nmi_torture
`-- x86_64-randconfig-a015-20230306
`-- vmlinux.o:warning:objtool:exc_nmi:call-to-__const_udelay()-leaves-.noinstr.text-section

elapsed time: 742m

configs tested: 127
configs skipped: 9

tested configs:
alpha allyesconfig gcc
alpha buildonly-randconfig-r002-20230306 gcc
alpha defconfig gcc
alpha randconfig-r012-20230305 gcc
alpha randconfig-r022-20230305 gcc
alpha randconfig-r023-20230305 gcc
alpha randconfig-r031-20230306 gcc
arc allyesconfig gcc
arc defconfig gcc
arc randconfig-r004-20230306 gcc
arc randconfig-r043-20230305 gcc
arc randconfig-r043-20230306 gcc
arm allmodconfig gcc
arm allyesconfig gcc
arm buildonly-randconfig-r003-20230306 gcc
arm defconfig gcc
arm randconfig-r006-20230305 gcc
arm randconfig-r016-20230306 gcc
arm randconfig-r046-20230305 clang
arm randconfig-r046-20230306 gcc
arm64 allyesconfig gcc
arm64 defconfig gcc
arm64 randconfig-r001-20230306 gcc
arm64 randconfig-r004-20230305 clang
arm64 randconfig-r013-20230306 clang
arm64 randconfig-r021-20230305 gcc
csky defconfig gcc
csky randconfig-r035-20230306 gcc
hexagon randconfig-r012-20230306 clang
hexagon randconfig-r034-20230305 clang
hexagon randconfig-r041-20230305 clang
hexagon randconfig-r041-20230306 clang
hexagon randconfig-r045-20230305 clang
hexagon randconfig-r045-20230306 clang
i386 allyesconfig gcc
i386 debian-10.3 gcc
i386 defconfig gcc
i386 randconfig-a001-20230306 gcc
i386 randconfig-a002-20230306 gcc
i386 randconfig-a003-20230306 gcc
i386 randconfig-a004-20230306 gcc
i386 randconfig-a005-20230306 gcc
i386 randconfig-a006-20230306 gcc
i386 randconfig-a011-20230306 clang
i386 randconfig-a012-20230306 clang
i386 randconfig-a013-20230306 clang
i386 randconfig-a014-20230306 clang
i386 randconfig-a015-20230306 clang
i386 randconfig-a016-20230306 clang
ia64 allmodconfig gcc
ia64 defconfig gcc
ia64 randconfig-r005-20230305 gcc
ia64 randconfig-r005-20230306 gcc
loongarch allmodconfig gcc
loongarch allnoconfig gcc
loongarch defconfig gcc
loongarch randconfig-r015-20230306 gcc
loongarch randconfig-r032-20230306 gcc
m68k allmodconfig gcc
m68k buildonly-randconfig-r004-20230306 gcc
m68k defconfig gcc
m68k randconfig-r036-20230306 gcc
microblaze buildonly-randconfig-r001-20230306 gcc
microblaze randconfig-r024-20230305 gcc
mips allmodconfig gcc
mips allyesconfig gcc
mips randconfig-r011-20230306 gcc
mips randconfig-r023-20230306 gcc
mips randconfig-r025-20230305 clang
mips randconfig-r025-20230306 gcc
mips randconfig-r026-20230305 clang
mips randconfig-r033-20230306 clang
nios2 defconfig gcc
nios2 randconfig-r021-20230306 gcc
openrisc randconfig-r013-20230305 gcc
parisc defconfig gcc
parisc randconfig-r014-20230305 gcc
parisc randconfig-r014-20230306 gcc
parisc randconfig-r033-20230305 gcc
parisc randconfig-r034-20230306 gcc
parisc randconfig-r035-20230305 gcc
parisc64 defconfig gcc
powerpc allmodconfig gcc
powerpc allnoconfig gcc
powerpc randconfig-r022-20230306 clang
riscv allmodconfig gcc
riscv allnoconfig gcc
riscv defconfig gcc
riscv randconfig-r003-20230305 clang
riscv randconfig-r026-20230306 clang
riscv randconfig-r042-20230305 gcc
riscv randconfig-r042-20230306 clang
riscv rv32_defconfig gcc
s390 allmodconfig gcc
s390 allyesconfig gcc
s390 defconfig gcc
s390 randconfig-r003-20230306 gcc
s390 randconfig-r044-20230305 gcc
s390 randconfig-r044-20230306 clang
sh allmodconfig gcc
sh buildonly-randconfig-r005-20230306 gcc
sh randconfig-r006-20230306 gcc
sh randconfig-r036-20230305 gcc
sparc defconfig gcc
sparc randconfig-r002-20230306 gcc
sparc randconfig-r011-20230305 gcc
sparc64 randconfig-r016-20230305 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-a001-20230306 gcc
x86_64 randconfig-a002-20230306 gcc
x86_64 randconfig-a003-20230306 gcc
x86_64 randconfig-a004-20230306 gcc
x86_64 randconfig-a005-20230306 gcc
x86_64 randconfig-a006-20230306 gcc
x86_64 randconfig-a011-20230306 clang
x86_64 randconfig-a012-20230306 clang
x86_64 randconfig-a013-20230306 clang
x86_64 randconfig-a014-20230306 clang
x86_64 randconfig-a015-20230306 clang
x86_64 randconfig-a016-20230306 clang
x86_64 rhel-8.3 gcc
xtensa randconfig-r002-20230305 gcc

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