[tip:x86/cpu] BUILD SUCCESS WITH WARNING 301cddc21a157a3072d789a3097857202e550a24

From: kernel test robot
Date: Tue Mar 16 2021 - 02:10:45 EST


tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/cpu
branch HEAD: 301cddc21a157a3072d789a3097857202e550a24 objtool/x86: Use asm/nops.h

Warning reports:

https://lore.kernel.org/lkml/202103160701.3uXlWiWM-lkp@xxxxxxxxx

Warning in current branch:

arch/x86/kernel/alternative.c:96:10: warning: Undefined behaviour, pointer arithmetic 'x86nops+10' is out of bounds. [pointerOutOfBounds]
arch/x86/kernel/ftrace.c:304:7: warning: union member 'ftrace_op_code_union::code' is never used. [unusedStructMember]

Warning ids grouped by kconfigs:

gcc_recent_errors
`-- i386-randconfig-p002-20210315
|-- arch-x86-kernel-alternative.c:warning:Undefined-behaviour-pointer-arithmetic-x86nops-is-out-of-bounds.-pointerOutOfBounds
`-- arch-x86-kernel-ftrace.c:warning:union-member-ftrace_op_code_union::code-is-never-used.-unusedStructMember

elapsed time: 723m

configs tested: 135
configs skipped: 2

gcc tested configs:
arm defconfig
arm64 allyesconfig
arm64 defconfig
arm allyesconfig
arm allmodconfig
x86_64 allyesconfig
riscv allmodconfig
mips malta_kvm_defconfig
arm exynos_defconfig
ia64 bigsur_defconfig
arm dove_defconfig
arm mainstone_defconfig
m68k mvme16x_defconfig
arm mv78xx0_defconfig
mips rbtx49xx_defconfig
h8300 h8300h-sim_defconfig
h8300 defconfig
arm zeus_defconfig
powerpc socrates_defconfig
arc tb10x_defconfig
powerpc chrp32_defconfig
openrisc alldefconfig
arm am200epdkit_defconfig
arm palmz72_defconfig
arm versatile_defconfig
openrisc simple_smp_defconfig
arm realview_defconfig
s390 alldefconfig
powerpc stx_gp3_defconfig
mips malta_kvm_guest_defconfig
sh ap325rxa_defconfig
mips cu1000-neo_defconfig
mips xway_defconfig
arm lpc32xx_defconfig
sh shmin_defconfig
mips ip32_defconfig
parisc alldefconfig
ia64 defconfig
sh se7712_defconfig
arm lubbock_defconfig
x86_64 defconfig
sh rts7751r2dplus_defconfig
powerpc tqm8xx_defconfig
xtensa virt_defconfig
sh se7722_defconfig
arm eseries_pxa_defconfig
m68k bvme6000_defconfig
powerpc rainier_defconfig
parisc generic-32bit_defconfig
arm mini2440_defconfig
i386 defconfig
mips rt305x_defconfig
arc haps_hs_smp_defconfig
powerpc mpc512x_defconfig
ia64 alldefconfig
csky defconfig
powerpc mpc834x_itxgp_defconfig
powerpc cm5200_defconfig
arm xcep_defconfig
sh sh7785lcr_32bit_defconfig
powerpc motionpro_defconfig
arm h3600_defconfig
powerpc mpc8313_rdb_defconfig
powerpc g5_defconfig
arm orion5x_defconfig
powerpc mpc837x_rdb_defconfig
powerpc arches_defconfig
arm pcm027_defconfig
xtensa alldefconfig
mips ath79_defconfig
mips lemote2f_defconfig
ia64 allmodconfig
ia64 allyesconfig
m68k allmodconfig
m68k defconfig
m68k allyesconfig
nios2 defconfig
arc allyesconfig
nds32 allnoconfig
nds32 defconfig
nios2 allyesconfig
alpha defconfig
alpha allyesconfig
xtensa allyesconfig
h8300 allyesconfig
arc defconfig
sh allmodconfig
parisc defconfig
s390 allyesconfig
s390 allmodconfig
parisc allyesconfig
s390 defconfig
i386 allyesconfig
sparc allyesconfig
sparc defconfig
i386 tinyconfig
mips allyesconfig
mips allmodconfig
powerpc allyesconfig
powerpc allmodconfig
powerpc allnoconfig
x86_64 randconfig-a006-20210315
x86_64 randconfig-a001-20210315
x86_64 randconfig-a005-20210315
x86_64 randconfig-a004-20210315
x86_64 randconfig-a002-20210315
x86_64 randconfig-a003-20210315
i386 randconfig-a001-20210315
i386 randconfig-a005-20210315
i386 randconfig-a003-20210315
i386 randconfig-a002-20210315
i386 randconfig-a004-20210315
i386 randconfig-a006-20210315
i386 randconfig-a013-20210315
i386 randconfig-a016-20210315
i386 randconfig-a011-20210315
i386 randconfig-a012-20210315
i386 randconfig-a014-20210315
i386 randconfig-a015-20210315
riscv nommu_k210_defconfig
riscv allyesconfig
riscv nommu_virt_defconfig
riscv allnoconfig
riscv defconfig
riscv rv32_defconfig
x86_64 rhel-7.6-kselftests
x86_64 rhel-8.3
x86_64 rhel-8.3-kbuiltin
x86_64 kexec

clang tested configs:
x86_64 randconfig-a011-20210315
x86_64 randconfig-a016-20210315
x86_64 randconfig-a013-20210315
x86_64 randconfig-a015-20210315
x86_64 randconfig-a014-20210315
x86_64 randconfig-a012-20210315

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