# git rev-parse -q --verify c7f405f762f9b4baf690220a7bb650050eab4e49^{commit}
c7f405f762f9b4baf690220a7bb650050eab4e49
already have revision, skipping fetch
# git checkout -q -f -B kisskb c7f405f762f9b4baf690220a7bb650050eab4e49
# git clean -qxdf
# < git log -1
# commit c7f405f762f9b4baf690220a7bb650050eab4e49
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Fri Jan 11 14:11:11 2019 +0100
# 
#     Linux 4.19.15-rc1
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 c7f405f762f9b4baf690220a7bb650050eab4e49
# < make -s -j 80 ARCH=x86 O=/kisskb/build/stable-rc-4.19_x86_64_defconfig_x86_64-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-  x86_64_defconfig
# make -s -j 80 ARCH=x86 O=/kisskb/build/stable-rc-4.19_x86_64_defconfig_x86_64-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-  
You are building kernel with non-retpoline compiler.
Please update your compiler.
make[1]: *** [arch/x86/Makefile:307: checkbin] Error 1
make: *** [Makefile:146: sub-make] Error 2
Command 'make -s -j 80 ARCH=x86 O=/kisskb/build/stable-rc-4.19_x86_64_defconfig_x86_64-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/stable-rc-4.19_x86_64_defconfig_x86_64-gcc4.6
# Build took: 0:00:06.373886