# git rev-parse -q --verify 75fcbd38608c3ce9f4dc784f2ac8916add64c9a8^{commit}
75fcbd38608c3ce9f4dc784f2ac8916add64c9a8
already have revision, skipping fetch
# git checkout -q -f -B kisskb 75fcbd38608c3ce9f4dc784f2ac8916add64c9a8
# git clean -qxdf
# < git log -1
# commit 75fcbd38608c3ce9f4dc784f2ac8916add64c9a8
# Merge: ca5e83eddc8b 27730c8cd60d
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Oct 31 11:24:06 2021 -0700
# 
#     Merge tag 'perf-tools-fixes-for-v5.15-2021-10-31' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux
#     
#     Pull perf tools fixes from Arnaldo Carvalho de Melo:
#     
#      - Fix compilation of callchain related code on powerpc with gcc11+
#     
#      - Fix PERF_SAMPLE_WEIGHT_STRUCT support in 'perf script'
#     
#      - Check session->header.env.arch before using it, fixing a segmentation
#        fault
#     
#      - Suppress 'rm dlfilter' build messages
#     
#     * tag 'perf-tools-fixes-for-v5.15-2021-10-31' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux:
#       perf script: Fix PERF_SAMPLE_WEIGHT_STRUCT support
#       perf callchain: Fix compilation on powerpc with gcc11+
#       perf script: Check session->header.env.arch before using it
#       perf build: Suppress 'rm dlfilter' build message
# < /opt/cross/kisskb/korg/gcc-9.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-9.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version
# < git log --format=%s --max-count=1 75fcbd38608c3ce9f4dc784f2ac8916add64c9a8
# < make -s -j 24 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-9.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  randconfig
# Added to kconfig CONFIG_STANDALONE=y
# Added to kconfig CONFIG_BUILD_DOCSRC=n
# Added to kconfig CONFIG_MODULE_SIG=n
# Added to kconfig CONFIG_CPU_BIG_ENDIAN=y
# Added to kconfig CONFIG_PPC64=y
# Added to kconfig CONFIG_PPC_DISABLE_WERROR=y
# Added to kconfig CONFIG_SECTION_MISMATCH_WARN_ONLY=y
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# Added to kconfig CONFIG_CC_STACKPROTECTOR_STRONG=n
# Added to kconfig CONFIG_GCC_PLUGINS=n
# Added to kconfig CONFIG_LD_HEAD_STUB_CATCH=y
# Added to kconfig CONFIG_TRIM_UNUSED_KSYMS=n
# Added to kconfig CONFIG_UBSAN=n
# < make -s -j 24 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-9.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 24 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-9.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
.config:7812:warning: override: reassigning to symbol PPC_DISABLE_WERROR
.config:7813:warning: override: reassigning to symbol SECTION_MISMATCH_WARN_ONLY
.config:7814:warning: override: reassigning to symbol PREVENT_FIRMWARE_BUILD
.config:7819:warning: override: reassigning to symbol UBSAN
# make -s -j 24 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-9.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
ERROR: start_text address is c000000000000600, should be c000000000000100
ERROR: try to enable LD_HEAD_STUB_CATCH config option
ERROR: see comments in arch/powerpc/tools/head_check.sh
make[2]: *** [/kisskb/src/arch/powerpc/Makefile.postlink:31: vmlinux] Error 1
make[1]: *** [/kisskb/src/Makefile:1183: vmlinux] Error 2
make[1]: *** Deleting file 'vmlinux'
make: *** [Makefile:219: __sub-make] Error 2
Command 'make -s -j 24 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-9.2.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc9
# Build took: 0:08:47.239124