linux-hardening - [linux-next:pending-fixes] BUILD SUCCESS WITH WARNING e68b4a7c00f99b319b84be8849addb8fddf9629b

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Date:   Sat, 20 Aug 2022 00:49:54 +0800
From:   kernel test robot <lkp@...el.com>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     linux-m68k@...ts.linux-m68k.org, linux-hardening@...r.kernel.org,
        linux-arm-msm@...r.kernel.org,
        Linux Memory Management List <linux-mm@...ck.org>
Subject: [linux-next:pending-fixes] BUILD SUCCESS WITH WARNING
 e68b4a7c00f99b319b84be8849addb8fddf9629b

tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git pending-fixes
branch HEAD: e68b4a7c00f99b319b84be8849addb8fddf9629b  Merge branch 'for-linux-next-fixes' of git://anongit.freedesktop.org/drm/drm-misc

Warning reports:

https://lore.kernel.org/linux-mm/202208110453.zEneXTnn-lkp@intel.com

Warning: (recently discovered and may have been fixed)

arch/m68k/include/asm/string.h:64:25: warning: '__builtin_memcmp' specified bound 6 exceeds source size 0 [-Wstringop-overread]
drivers/usb/dwc3/dwc3-qcom.c:313:25: warning: variable 'hcd' set but not used [-Wunused-but-set-variable]
include/linux/fortify-string.h:44:33: warning: '__builtin_memcmp' specified bound 6 exceeds source size 0 [-Wstringop-overread]

Warning ids grouped by kconfigs:

gcc_recent_errors
|-- m68k-allmodconfig
|   `-- arch-m68k-include-asm-string.h:warning:__builtin_memcmp-specified-bound-exceeds-source-size
|-- m68k-allyesconfig
|   `-- arch-m68k-include-asm-string.h:warning:__builtin_memcmp-specified-bound-exceeds-source-size
|-- mips-allyesconfig
|   `-- include-linux-fortify-string.h:warning:__builtin_memcmp-specified-bound-exceeds-source-size
`-- mips-randconfig-r014-20220819
    `-- drivers-usb-dwc3-dwc3-qcom.c:warning:variable-hcd-set-but-not-used

elapsed time: 728m

configs tested: 58
configs skipped: 2

gcc tested configs:
um                           x86_64_defconfig
um                             i386_defconfig
x86_64                              defconfig
i386                                defconfig
i386                          randconfig-a001
i386                          randconfig-a003
arm                                 defconfig
arc                              allyesconfig
i386                          randconfig-a005
arc                  randconfig-r043-20220819
alpha                            allyesconfig
m68k                             allmodconfig
ia64                             allmodconfig
x86_64                               rhel-8.3
x86_64                    rhel-8.3-kselftests
m68k                             allyesconfig
x86_64                          rhel-8.3-func
x86_64                        randconfig-a004
x86_64                        randconfig-a002
x86_64                         rhel-8.3-kunit
x86_64                        randconfig-a006
x86_64                           allyesconfig
x86_64                        randconfig-a013
x86_64                        randconfig-a011
x86_64                           rhel-8.3-syz
i386                          randconfig-a014
x86_64                           rhel-8.3-kvm
powerpc                          allmodconfig
i386                          randconfig-a012
mips                             allyesconfig
arm                              allyesconfig
powerpc                           allnoconfig
i386                          randconfig-a016
sh                               allmodconfig
arm64                            allyesconfig
x86_64                        randconfig-a015
i386                             allyesconfig
csky                              allnoconfig
arc                               allnoconfig
alpha                             allnoconfig
riscv                             allnoconfig

clang tested configs:
i386                          randconfig-a002
i386                          randconfig-a004
hexagon              randconfig-r041-20220819
riscv                randconfig-r042-20220819
hexagon              randconfig-r045-20220819
i386                          randconfig-a006
x86_64                        randconfig-a005
x86_64                        randconfig-a001
x86_64                        randconfig-a003
s390                 randconfig-r044-20220819
i386                          randconfig-a013
x86_64                        randconfig-a012
i386                          randconfig-a011
x86_64                        randconfig-a014
x86_64                        randconfig-a016
i386                          randconfig-a015
x86_64                          rhel-8.3-rust

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