# git rev-parse -q --verify 6afa873170a612b2b9e392c19c523ed8aae6fbc9^{commit}
6afa873170a612b2b9e392c19c523ed8aae6fbc9
already have revision, skipping fetch
# git checkout -q -f -B kisskb 6afa873170a612b2b9e392c19c523ed8aae6fbc9
# git clean -qxdf
# < git log -1
# commit 6afa873170a612b2b9e392c19c523ed8aae6fbc9
# Merge: 4c80ba392bf6 4eac734486fd
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Mon Dec 16 10:06:04 2019 -0800
# 
#     Merge tag 'linux-kselftest-5.5-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest
#     
#     Pull kselftest fixes from Shuah Khan:
#     
#      - ftrace and safesetid test fixes from Masami Hiramatsu
#     
#      - Kunit fixes from Brendan Higgins, Iurii Zaikin, and Heidi Fahim
#     
#      - Kselftest framework fixes from SeongJae Park and Michael Ellerman
#     
#     * tag 'linux-kselftest-5.5-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest:
#       kselftest: Support old perl versions
#       kselftest/runner: Print new line in print of timeout log
#       selftests: Fix dangling documentation references to kselftest_module.sh
#       Documentation: kunit: add documentation for kunit_tool
#       Documentation: kunit: fix typos and gramatical errors
#       kunit: testing kunit: Bug fix in test_run_timeout function
#       fs/ext4/inode-test: Fix inode test on 32 bit platforms.
#       selftests: safesetid: Fix Makefile to set correct test program
#       selftests: safesetid: Check the return value of setuid/setgid
#       selftests: safesetid: Move link library to LDLIBS
#       selftests/ftrace: Fix multiple kprobe testcase
#       selftests/ftrace: Do not to use absolute debugfs path
#       selftests/ftrace: Fix ftrace test cases to check unsupported
#       selftests/ftrace: Fix to check the existence of set_ftrace_filter
# < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 6afa873170a612b2b9e392c19c523ed8aae6fbc9
# < make -s -j 32 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-  randconfig
KCONFIG_SEED=0x80908CA0
# Added to kconfig CONFIG_STANDALONE=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_GCC_PLUGIN_CYC_COMPLEXITY=n
# Added to kconfig CONFIG_GCC_PLUGIN_SANCOV=n
# Added to kconfig CONFIG_GCC_PLUGIN_LATENT_ENTROPY=n
# yes \n | make -s -j 32 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-  oldconfig
yes: standard output: Broken pipe
# make -s -j 32 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-  
You are building kernel with non-retpoline compiler.
Please update your compiler.
make[1]: *** [arch/x86/Makefile:309: checkbin] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:179: sub-make] Error 2
Command 'make -s -j 32 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/linus-rand_x86_64-randconfig_um-x86_64
# Build took: 0:00:10.397968